Deze pagina gaat verder waar het Slaaponderzoek vanaf 27 januari eindigde.
Dit is een logboek van mijn geluidsmetingen en slaapanalyse, op ongeveer een kilometer afstand van Windpark Rhede, uitgevoerd met twee UMIK-1 microfoons en drie verschillende slaaptrackers, te weten een Oura ring, een Fitbit smartwatch, en Sleep Cycle op mijn iPhone. Nieuw aan de logbestanden van deze pagina is dat ik ook de slaapscores van iHealth ga toevoegen (iHealth doet zelf geen metingen maar combineert de meetgegevens van de andere apps). De apps die ik gebruik hebben elk zo hun voordelen en nadelen. Zo hebben Oura en vooral Fitbit de neiging om dutjes en aanvullende slaap in de vroege ochtend over het hoofd te zien. Sleep Cycle heeft een helel praktische display, maar de app schat mijn diepe slaap véél korter in dan de andere apps. Door de apps gelijktijdig te gebruiken, hoop ik een zo nauwkeurig mogelijk beeld te krijgen van mijn slaap.
Eind maart en begin april 2026 gaan de gegevens vergeleken worden met de geluidsmetingen en slaapanalyse gedurende anderhalve week in de Belgische Ardennen, om te zien of de afwezigheid van infrasoon windmolengeluid tot een langere en diepere slaap leidt.
Om de zoveel dagen begin ik aan een nieuwe pagina om te voorkomen dat de hoeveelheid afbeeldingen te groot wordt.
Met de klok mee:
Room EQ Wizard decibelmeting (gratis) in Z-weging,
SpectrumLab spectrumanalyse (gratis) 0-155 Hz,
Windy windkaart (gratis),
Fitbit sleep tracking (aanschafprijs, daarna gratis),
Sleep Cycle sleep tracking (gratis).
In het midden opnieuw de Windy windkaart app.
Vanaf 6 januari aangevuld met de Oura ring
slaap & health tracker (aanschafprijs, daarna betaald).
Meetmicrofoons (2x): miniDSP UMIK-1
De ochtend van 25 februari
De eN3 ("estimated deep sleep") volgens de apps:
Oura 41 minuten
Sleep Cycle 13 minuten
Fitbit 59 minuten
iHealth 40 minuten
Zoals je kunt zien is Sleep Cycle weer de meest "pessimistische". Fitbit is zoals wel vaker het meest optimistisch.
De gegevens volgens Oura, die deze nacht de tweede slaapsessie over het hoofd heeft gezien omdat deze te kort duurde en de slaap niet diep genoeg was:
Oura interpreteerde de tweede slaapfase als "restorative time", alsof ik had liggen mediteren:
De slaapgegevens volgens Sleep Cycle, verdeeld over twee slaapsessies:
De slaapgegevens volgens Fitbit, zonder informatie over de tweede slaapsessie behalve de duur ervan:
De synthese van iHealth:
De geluidsdruk (decibellen) in Z-weging tijdens de eerste slaapsessie, waarbij ik vooral geïnteresseerd ben in de roze lijn, de LZeq per minuut (hier zo'n 56 dBZ aan het begin van de nacht en zo'n 51 dBZ bij het ontwaken rond half vijf):
En de decibellen tijdens de tweede slaapsessie (in een iets andere schaal weergegeven), hier dus zo'n 52 dBZ bij het in slaap vallen en 54 dBZ bij het ontwaken:
Hieronder wat screenshots uit het spectrogram (frequenties weergegeven in Hertz, met het laagfrequente en infrasone geluid links) van deze nacht. Vanwege de lage windsnelheid is de geluidsdruk relatief laag, en begint de nacht "stil":
Na middernacht wel weer een kronkelende bromtoon rond de 47 Hz (later verschuivend naar de 49 Hz):
Het beeld vlak voor mijn ontwaken (het geluid van mijn ontwaken en toiletbezoek is hier zichtbaar als horizontale strepen):
De tweede slaapsessie vanaf 05:36 uur:
Toename van omgevingsgeluid (voertuigen?) in de vroege ochtend:
Tijdens die slaapsessie had ik enkel een lichte slaap, met zo nu en dan een micro-arousal en aan het einde een droomfase:
Tenslotte nog de weerkaarten, zodat we kunnen zien wat de windrichting en windsnelheid was. Weergegeven in knopen, dus hier een zuidenwind van 5 knopen zowel in de avond als in de ochtend:
Aanvullende informatie over mijn hartslag tijdens de eerste slaapsessie en de tweede:
Wat me al een tijdje opvalt is dat mijn hartslag bij de tweede slaapsessie, nadat ik een uurtje wakker ben geweest om wat te drinken, me uit te rekken, iets te eten en/of alvast wat werk te doen op de computer, vrijwel altijd een stuk trager is.
Sleep, Sound & Wind Log #47
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-02-25
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 0
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** 4h 42m
* **MainSleep_TotalSleep_SleepCycle_min** 6h 27m
* **MainSleep_TotalSleep_Fitbit_min** 6h 29m
* **MainSleep_TotalSleep_iHealth_min** 6h 10m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** 41m
* **MainSleep_eN3_SleepCycle_min** 13m
* **MainSleep_eN3_Fitbit_min** 59m
* **MainSleep_eN3_iHealth_min** 40m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min**
* **Nap_TotalSleep_SleepCycle_min**
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min**
* **Nap_eN3_SleepCycle_min**
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** 56 dB
* **MainSleep_LZeq_End_dB** 54 dB
### Nap
* **Nap_LZeq_Start_dB**
* **Nap_LZeq_End_dB**
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start** S
* **MainSleep_WindSpeed_Start** 5 Kt
* **MainSleep_WindDirection_End** S
* **MainSleep_WindSpeed_End** 5 Kt
### Nap
* **Nap_WindDirection_Start**
* **Nap_WindSpeed_Start**
* **Nap_WindDirection_End**
* **Nap_WindSpeed_End**
---
## NOTES & CONTEXT
---
*****
De ochtend van 26 februari
De eN3 volgens de apps:
Oura 41 minuten
Sleep Cycle 34 minuten + 7 minuten = 41 minuten
Fitbit 33 minuten
iHealth 43 minuten
Sleep, Sound & Wind Log #48
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-02-26
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 0
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** 5h 12m
* **MainSleep_TotalSleep_SleepCycle_min** 6h 18m
* **MainSleep_TotalSleep_Fitbit_min** 5h 16m
* **MainSleep_TotalSleep_iHealth_min** 5h 15m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** 41m
* **MainSleep_eN3_SleepCycle_min** 41m
* **MainSleep_eN3_Fitbit_min** 33m
* **MainSleep_eN3_iHealth_min** 43m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min**
* **Nap_TotalSleep_SleepCycle_min**
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min**
* **Nap_eN3_SleepCycle_min**
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** 64 dB
* **MainSleep_LZeq_End_dB** 63 dB
### Nap
* **Nap_LZeq_Start_dB**
* **Nap_LZeq_End_dB**
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start** S
* **MainSleep_WindSpeed_Start** 7 Kt
* **MainSleep_WindDirection_End** SW
* **MainSleep_WindSpeed_End** 9 Kt
### Nap
* **Nap_WindDirection_Start**
* **Nap_WindSpeed_Start**
* **Nap_WindDirection_End**
* **Nap_WindSpeed_End**
---
## NOTES & CONTEXT
---
*****
De ochtend van 27 februari
Sleep, Sound & Wind Log #49
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-02-27
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 0
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** 6h 43m
* **MainSleep_TotalSleep_SleepCycle_min** 6h 42m
* **MainSleep_TotalSleep_Fitbit_min** 6h 44m
* **MainSleep_TotalSleep_iHealth_min** 6h 51m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** 56 m
* **MainSleep_eN3_SleepCycle_min** 50m
* **MainSleep_eN3_Fitbit_min** 74m
* **MainSleep_eN3_iHealth_min** 55m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min**
* **Nap_TotalSleep_SleepCycle_min**
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min**
* **Nap_eN3_SleepCycle_min**
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** 65 dB
* **MainSleep_LZeq_End_dB** 63 dB
### Nap
* **Nap_LZeq_Start_dB**
* **Nap_LZeq_End_dB**
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start** SW
* **MainSleep_WindSpeed_Start** 11 Kt
* **MainSleep_WindDirection_End** SW
* **MainSleep_WindSpeed_End** 10 Kt
### Nap
* **Nap_WindDirection_Start**
* **Nap_WindSpeed_Start**
* **Nap_WindDirection_End**
* **Nap_WindSpeed_End**
---
## NOTES & CONTEXT
---
*****
De ochtend van 28 februari
Ik werd al erg vroeg in de ochtend wakker dus heb enkele uren later (van half tien tot twaalf uur) een dutje gedaan. Met succes: twee uur slaap, waaronder enkele minuten diepe slaap, ondanks de harde (hoorbare) wind en hogere infrasone geluidsdruk.
De eN3 volgens de apps:
Oura 59 minuten + 29 minuten = 78 minuten
Sleep Cycle 36 minuten + 3 minuten = 39 minuten
Fitbit 52 minuten
iHealth 60 minuten
Spectrogram van vijf uur 's ochtends:
Sleep, Sound & Wind Log #50
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-02-28
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 1
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** 4h 10m
* **MainSleep_TotalSleep_SleepCycle_min** 4h 31m
* **MainSleep_TotalSleep_Fitbit_min** 4h 26m
* **MainSleep_TotalSleep_iHealth_min** 4h 11m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** 59m
* **MainSleep_eN3_SleepCycle_min** 36m
* **MainSleep_eN3_Fitbit_min** 52m
* **MainSleep_eN3_iHealth_min** 58m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min** 2h 15m
* **Nap_TotalSleep_SleepCycle_min** 2h 19m
* **Nap_TotalSleep_iHealth_min** 2h 27m
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min** 29m
* **Nap_eN3_SleepCycle_min** 3m
* **Nap_eN3_iHealth_min** 2m
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** 55 dB
* **MainSleep_LZeq_End_dB** 60 dB
### Nap
* **Nap_LZeq_Start_dB** 64 dB
* **Nap_LZeq_End_dB** 68 dB
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start** SW
* **MainSleep_WindSpeed_Start** 7 Kt
* **MainSleep_WindDirection_End** S
* **MainSleep_WindSpeed_End** 8 Kt
### Nap
* **Nap_WindDirection_Start** SW
* **Nap_WindSpeed_Start** 12 Kt
* **Nap_WindDirection_End** SW
* **Nap_WindSpeed_End** 15 Kt
---
## NOTES & CONTEXT
---
*****
De ochtend van 1 maart
De eN3 volgens de apps:
Oura 55 minuten
Sleep Cycle 22 minuten
Fitbit 51 minuten
iHealth 54 minuten
Sleep, Sound & Wind Log #51
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-03-01
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 0
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** 4h 24m
* **MainSleep_TotalSleep_SleepCycle_min** 5h 17m
* **MainSleep_TotalSleep_Fitbit_min** 5h 22m
* **MainSleep_TotalSleep_iHealth_min** 4h 25m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** 55m
* **MainSleep_eN3_SleepCycle_min** 22m
* **MainSleep_eN3_Fitbit_min** 51m
* **MainSleep_eN3_iHealth_min** 54m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min**
* **Nap_TotalSleep_SleepCycle_min**
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min**
* **Nap_eN3_SleepCycle_min**
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** 64 dB
* **MainSleep_LZeq_End_dB** 60 dB
### Nap
* **Nap_LZeq_Start_dB**
* **Nap_LZeq_End_dB**
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start** SW
* **MainSleep_WindSpeed_Start** 10 Kt
* **MainSleep_WindDirection_End** SW
* **MainSleep_WindSpeed_End** 8 Kt
### Nap
* **Nap_WindDirection_Start**
* **Nap_WindSpeed_Start**
* **Nap_WindDirection_End**
* **Nap_WindSpeed_End**
---
## NOTES & CONTEXT
---
*****
De ochtend van 2 maart
Oura 47 minuten
Sleep Cycle 35 minuten
Fitbit 57 minuten
iHealth 46 minuten
Sleep, Sound & Wind Log #52
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-03-02
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 0
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** 5h 5m
* **MainSleep_TotalSleep_SleepCycle_min** 5h 25m
* **MainSleep_TotalSleep_Fitbit_min** 5h 25m
* **MainSleep_TotalSleep_iHealth_min** 5h 5m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** 47m
* **MainSleep_eN3_SleepCycle_min** 35m
* **MainSleep_eN3_Fitbit_min** 57m
* **MainSleep_eN3_iHealth_min** 46m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min**
* **Nap_TotalSleep_SleepCycle_min**
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min**
* **Nap_eN3_SleepCycle_min**
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** 63 dB
* **MainSleep_LZeq_End_dB** 62 dB
### Nap
* **Nap_LZeq_Start_dB**
* **Nap_LZeq_End_dB**
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start** SW
* **MainSleep_WindSpeed_Start** 10 Kt
* **MainSleep_WindDirection_End** SW
* **MainSleep_WindSpeed_End** 7 Kt
### Nap
* **Nap_WindDirection_Start**
* **Nap_WindSpeed_Start**
* **Nap_WindDirection_End**
* **Nap_WindSpeed_End**
---
## NOTES & CONTEXT
---
*****
De ochtend van 3 maart
Oura 62 minuten
Sleep Cycle 41 minuten
Fitbit 60 minuten
iHealth 64 minuten
Sleep, Sound & Wind Log #53
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-03-03
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 0
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** 7h 19m
* **MainSleep_TotalSleep_SleepCycle_min** 7h 35m
* **MainSleep_TotalSleep_Fitbit_min** 7h 2m
* **MainSleep_TotalSleep_iHealth_min** 7h 27m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** 62m
* **MainSleep_eN3_SleepCycle_min** 41m
* **MainSleep_eN3_Fitbit_min** 60m
* **MainSleep_eN3_iHealth_min** 64m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min**
* **Nap_TotalSleep_SleepCycle_min**
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min**
* **Nap_eN3_SleepCycle_min**
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** 58 dB
* **MainSleep_LZeq_End_dB** 58 dB
### Nap
* **Nap_LZeq_Start_dB**
* **Nap_LZeq_End_dB**
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start** S
* **MainSleep_WindSpeed_Start** 5 Kt
* **MainSleep_WindDirection_End** SW
* **MainSleep_WindSpeed_End** 4 Kt
### Nap
* **Nap_WindDirection_Start**
* **Nap_WindSpeed_Start**
* **Nap_WindDirection_End**
* **Nap_WindSpeed_End**
---
## NOTES & CONTEXT
---
*****
De ochtend van 4 maart
Oura 58 minuten
Sleep Cycle 24 minuten
Fitbit 66 minuten
iHealth 58 minuten
Sleep, Sound & Wind Log #54
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-03-04
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 0
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** 6h 36m
* **MainSleep_TotalSleep_SleepCycle_min** 6h 57m
* **MainSleep_TotalSleep_Fitbit_min** 6h 39m
* **MainSleep_TotalSleep_iHealth_min** 6h 37m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** 58m
* **MainSleep_eN3_SleepCycle_min** 24m
* **MainSleep_eN3_Fitbit_min** 66m
* **MainSleep_eN3_iHealth_min** 58m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min**
* **Nap_TotalSleep_SleepCycle_min**
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min**
* **Nap_eN3_SleepCycle_min**
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** 59 dB
* **MainSleep_LZeq_End_dB** 63 dB
### Nap
* **Nap_LZeq_Start_dB**
* **Nap_LZeq_End_dB**
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start** NE
* **MainSleep_WindSpeed_Start** 5 Kt
* **MainSleep_WindDirection_End** E
* **MainSleep_WindSpeed_End** 6 Kt
### Nap
* **Nap_WindDirection_Start**
* **Nap_WindSpeed_Start**
* **Nap_WindDirection_End**
* **Nap_WindSpeed_End**
---
## NOTES & CONTEXT
---
*****
De ochtend van 5 maart
Oura 73 minuten
Sleep Cycle 46 minuten
Fitbit 53 minuten
iHealth 74 minuten
Sleep, Sound & Wind Log #55
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-03-05
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 0
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** 6h 47m
* **MainSleep_TotalSleep_SleepCycle_min** 6h 38m
* **MainSleep_TotalSleep_Fitbit_min** 6h 32m
* **MainSleep_TotalSleep_iHealth_min** 6h 42m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** 73m
* **MainSleep_eN3_SleepCycle_min** 46m
* **MainSleep_eN3_Fitbit_min** 53m
* **MainSleep_eN3_iHealth_min** 74m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min**
* **Nap_TotalSleep_SleepCycle_min**
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min**
* **Nap_eN3_SleepCycle_min**
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** 64 dB
* **MainSleep_LZeq_End_dB** 57 dB
### Nap
* **Nap_LZeq_Start_dB**
* **Nap_LZeq_End_dB**
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start** E
* **MainSleep_WindSpeed_Start** 5 Kt
* **MainSleep_WindDirection_End** SE
* **MainSleep_WindSpeed_End** 4 Kt
### Nap
* **Nap_WindDirection_Start**
* **Nap_WindSpeed_Start**
* **Nap_WindDirection_End**
* **Nap_WindSpeed_End**
---
## NOTES & CONTEXT
---
*****
De ochtend van 6 maart
Oura 52 minuten
Sleep Cycle 29 minuten
Fitbit 74 minuten
iHealth 51 minuten
Om de een of andere reden heeft iHealth mijn werkdag als slaap geïnterpreteerd (ik had mijn Oura ring thuisgelaten en droeg ook geen smartwatch). De diepe slaap is goed berekend. In het logbestand hieronder zal ik voor het totaal de tijd van Oura overnemen, aangezien iHealth dat normaliter ook zelf doet.
Sleep, Sound & Wind Log #56
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-03-06
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 0
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** 5h 43m
* **MainSleep_TotalSleep_SleepCycle_min** 5h 53m
* **MainSleep_TotalSleep_Fitbit_min** 6h 3m
* **MainSleep_TotalSleep_iHealth_min** 5h 43m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** 52m
* **MainSleep_eN3_SleepCycle_min** 29m
* **MainSleep_eN3_Fitbit_min** 74m
* **MainSleep_eN3_iHealth_min** 51m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min**
* **Nap_TotalSleep_SleepCycle_min**
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min**
* **Nap_eN3_SleepCycle_min**
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** 62 dB
* **MainSleep_LZeq_End_dB** 59 dB
### Nap
* **Nap_LZeq_Start_dB**
* **Nap_LZeq_End_dB**
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start** SE
* **MainSleep_WindSpeed_Start** 7 Kt
* **MainSleep_WindDirection_End** S
* **MainSleep_WindSpeed_End** 4 Kt
### Nap
* **Nap_WindDirection_Start**
* **Nap_WindSpeed_Start**
* **Nap_WindDirection_End**
* **Nap_WindSpeed_End**
---
## NOTES & CONTEXT
---
*****
De ochtend van 7 maart
Oura 69 minuten
Sleep Cycle 50 minuten
Fitbit 54 minuten
iHealth 66 minuten
Sleep, Sound & Wind Log #57
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-03-07
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 0
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** 5h 34m
* **MainSleep_TotalSleep_SleepCycle_min** 5h 51m
* **MainSleep_TotalSleep_Fitbit_min** 5h 46m
* **MainSleep_TotalSleep_iHealth_min** 5h 40m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** 69m
* **MainSleep_eN3_SleepCycle_min** 50m
* **MainSleep_eN3_Fitbit_min** 54m
* **MainSleep_eN3_iHealth_min** 66m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min**
* **Nap_TotalSleep_SleepCycle_min**
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min**
* **Nap_eN3_SleepCycle_min**
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** 50 dB
* **MainSleep_LZeq_End_dB** 52 dB
### Nap
* **Nap_LZeq_Start_dB**
* **Nap_LZeq_End_dB**
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start** NW
* **MainSleep_WindSpeed_Start** 3 Kt
* **MainSleep_WindDirection_End** NW
* **MainSleep_WindSpeed_End** 4 Kt
### Nap
* **Nap_WindDirection_Start**
* **Nap_WindSpeed_Start**
* **Nap_WindDirection_End**
* **Nap_WindSpeed_End**
---
## NOTES & CONTEXT
---
*****
De ochtend van 8 maart
Afgelopen nacht was mijn slaap verdeeld in twee slaapblokken. Het eerste duurde ongeveer vijf uur en het tweede iets meer dan twee uur. In beide slaapblokken vond diepe slaap plaats, al heeft Fitbit het niet geregistreerd (om die reden mijn minst favoriete app).
De totale eN3 volgens de apps:
Oura 43 minuten + 36 minuten = 79 minuten
Sleep Cycle 28 minuten + 19 minuten = 47 minuten
Fitbit 59 minuten
iHealth 42 minuten + 18 minuten = 60 minuten
Sleep, Sound & Wind Log #58
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-03-08
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 0
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** 6h 22m
* **MainSleep_TotalSleep_SleepCycle_min** 7h 0m
* **MainSleep_TotalSleep_Fitbit_min** 6h 47m
* **MainSleep_TotalSleep_iHealth_min** 6h 44m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** 79m
* **MainSleep_eN3_SleepCycle_min** 47m
* **MainSleep_eN3_Fitbit_min** 59m
* **MainSleep_eN3_iHealth_min** 60m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min**
* **Nap_TotalSleep_SleepCycle_min**
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min**
* **Nap_eN3_SleepCycle_min**
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** 52 dB
* **MainSleep_LZeq_End_dB** 55 dB
### Nap
* **Nap_LZeq_Start_dB**
* **Nap_LZeq_End_dB**
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start** N
* **MainSleep_WindSpeed_Start** 4 Kt
* **MainSleep_WindDirection_End** E
* **MainSleep_WindSpeed_End** 5 Kt
### Nap
* **Nap_WindDirection_Start**
* **Nap_WindSpeed_Start**
* **Nap_WindDirection_End**
* **Nap_WindSpeed_End**
---
## NOTES & CONTEXT
---
*****
De ochtend van 9 maart
Oura 66 minuten
Sleep Cycle 25 minuten
Fitbit 46 minuten
iHealth 67 minuten
Sleep, Sound & Wind Log #59
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-03-09
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 0
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** 6h 14m
* **MainSleep_TotalSleep_SleepCycle_min** 6h 29m
* **MainSleep_TotalSleep_Fitbit_min** 6h 30m
* **MainSleep_TotalSleep_iHealth_min** 6h 22m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** 66m
* **MainSleep_eN3_SleepCycle_min** 25m
* **MainSleep_eN3_Fitbit_min** 46m
* **MainSleep_eN3_iHealth_min** 67m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min**
* **Nap_TotalSleep_SleepCycle_min**
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min**
* **Nap_eN3_SleepCycle_min**
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** 53 dB
* **MainSleep_LZeq_End_dB** 55 dB
### Nap
* **Nap_LZeq_Start_dB**
* **Nap_LZeq_End_dB**
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start** SE
* **MainSleep_WindSpeed_Start** 4 Kt
* **MainSleep_WindDirection_End** SE
* **MainSleep_WindSpeed_End** 2 Kt
### Nap
* **Nap_WindDirection_Start**
* **Nap_WindSpeed_Start**
* **Nap_WindDirection_End**
* **Nap_WindSpeed_End**
---
## NOTES & CONTEXT
---
*****
De ochtend van 10 maart
Sleep, Sound & Wind Log #60
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-03-10
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 0
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** 5h 0m
* **MainSleep_TotalSleep_SleepCycle_min** 5h 12m
* **MainSleep_TotalSleep_Fitbit_min** 5h 14m
* **MainSleep_TotalSleep_iHealth_min** 5h 7m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** 57m
* **MainSleep_eN3_SleepCycle_min** 19m
* **MainSleep_eN3_Fitbit_min** 56m
* **MainSleep_eN3_iHealth_min** 56m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min**
* **Nap_TotalSleep_SleepCycle_min**
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min**
* **Nap_eN3_SleepCycle_min**
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** 50 dB
* **MainSleep_LZeq_End_dB** 51 dB
### Nap
* **Nap_LZeq_Start_dB**
* **Nap_LZeq_End_dB**
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start** N
* **MainSleep_WindSpeed_Start** 3 Kt
* **MainSleep_WindDirection_End** SE
* **MainSleep_WindSpeed_End** 2 Kt
### Nap
* **Nap_WindDirection_Start**
* **Nap_WindSpeed_Start**
* **Nap_WindDirection_End**
* **Nap_WindSpeed_End**
---
## NOTES & CONTEXT
---
*****
De ochtend van 11 maart
Ik was gisteravond al in de huiskamer in slaap gevallen. Ik was even gaan liggen met muziek aan, en werd twee uur later wakker. Aanvankelijk had ik niet eens door dat ik geslapen had, maar gelukkig had ik mijn Oura ring om die de slaap geregistreerd had. Ik had niet alleen geslapen maar zelfs diepe slaap gehad (met psytrance aan). Sleep Cycle en Fitbit hebben deze slaap niet kunnen registreren, dus er is dit keer een wat groter verschil in de eN3 en totale slaaptijd volgens de apps.
Oura 70 minuten
Sleep Cycle 35 minuten
Fitbit 41 minuten
iHealth 69 minuten
Sleep, Sound & Wind Log #61
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-03-11
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 0
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** 6h 22m
* **MainSleep_TotalSleep_SleepCycle_min** 4h 43m
* **MainSleep_TotalSleep_Fitbit_min** 4h 41m
* **MainSleep_TotalSleep_iHealth_min** 6h 24m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** 70m
* **MainSleep_eN3_SleepCycle_min** 35m
* **MainSleep_eN3_Fitbit_min** 41m
* **MainSleep_eN3_iHealth_min** 69m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min**
* **Nap_TotalSleep_SleepCycle_min**
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min**
* **Nap_eN3_SleepCycle_min**
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** 55 dB
* **MainSleep_LZeq_End_dB** 67 dB
### Nap
* **Nap_LZeq_Start_dB**
* **Nap_LZeq_End_dB**
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start** S
* **MainSleep_WindSpeed_Start** 7 Kt
* **MainSleep_WindDirection_End** S
* **MainSleep_WindSpeed_End** 11 Kt
### Nap
* **Nap_WindDirection_Start**
* **Nap_WindSpeed_Start**
* **Nap_WindDirection_End**
* **Nap_WindSpeed_End**
---
## NOTES & CONTEXT
---
*****
De ochtend van 12 maart
Oura 63 minuten
Sleep Cycle 35 minuten
Fitbit 62 minuten
iHealth 63 minuten
Sleep, Sound & Wind Log #62
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-03-12
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 0
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** 5h 50m
* **MainSleep_TotalSleep_SleepCycle_min** 6h 24m
* **MainSleep_TotalSleep_Fitbit_min** 6h 14m
* **MainSleep_TotalSleep_iHealth_min** 5h 52m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** 63m
* **MainSleep_eN3_SleepCycle_min** 35m
* **MainSleep_eN3_Fitbit_min** 62m
* **MainSleep_eN3_iHealth_min** 63m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min**
* **Nap_TotalSleep_SleepCycle_min**
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min**
* **Nap_eN3_SleepCycle_min**
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** 60 dB
* **MainSleep_LZeq_End_dB** 61 dB
### Nap
* **Nap_LZeq_Start_dB**
* **Nap_LZeq_End_dB**
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start** W
* **MainSleep_WindSpeed_Start** 8 Kt
* **MainSleep_WindDirection_End** SW
* **MainSleep_WindSpeed_End** 9Kt
### Nap
* **Nap_WindDirection_Start**
* **Nap_WindSpeed_Start**
* **Nap_WindDirection_End**
* **Nap_WindSpeed_End**
---
## NOTES & CONTEXT
---
*****
De ochtend van 13 maart
Gisteravond vergeten de geluidsmeters aan te zetten dus de genoteerde gegevens zijn dit keer op basis van historische data (het lokale weerbericht van gisteravond) en een geluidsmeting direct na het ontwaken.
Het is deze nacht flink gaan waaien, maar mijn slaap was ondanks wat onrustige momenten (de wind was duidelijk hoorbaar) toch redelijk goed. Oura registreerde 70 minuten diepe slaap en een totale slaapduur van 6 uur.
De eN3 volgens de apps:
Oura 70 minuten
Sleep Cycle 45 minuten
Fitbit 53 minuten
iHealth 70 minuten
Sleep, Sound & Wind Log #63
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-03-13
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 0
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** 6h 1m
* **MainSleep_TotalSleep_SleepCycle_min** 6h 29m
* **MainSleep_TotalSleep_Fitbit_min** 6h 37m
* **MainSleep_TotalSleep_iHealth_min** 6h 4m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** 70m
* **MainSleep_eN3_SleepCycle_min** 45m
* **MainSleep_eN3_Fitbit_min** 53m
* **MainSleep_eN3_iHealth_min** 70m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min**
* **Nap_TotalSleep_SleepCycle_min**
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min**
* **Nap_eN3_SleepCycle_min**
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** 63 dB
* **MainSleep_LZeq_End_dB** 74 dB
### Nap
* **Nap_LZeq_Start_dB**
* **Nap_LZeq_End_dB**
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start** SW
* **MainSleep_WindSpeed_Start** 9 Kt
* **MainSleep_WindDirection_End** SW
* **MainSleep_WindSpeed_End** 17 Kt
### Nap
* **Nap_WindDirection_Start**
* **Nap_WindSpeed_Start**
* **Nap_WindDirection_End**
* **Nap_WindSpeed_End**
---
## NOTES & CONTEXT
---
*****
De ochtend van 14 maart
De batterij van mijn Fitbit horloge bleek leeg te zijn. En de geluidsmeters bleken niet aan te staan, dus de vermelde decibellen zijn benaderingen op basis van de windsnelheid deze avond en ochtend.
De eN3 volgens de andere apps:
Oura 44 minuten
Sleep Cycle 39 minuten
iHealth 43 minuten
Sleep, Sound & Wind Log #64
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-03-14
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 0
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** 6h 22m
* **MainSleep_TotalSleep_SleepCycle_min** 6h 30m
* **MainSleep_TotalSleep_Fitbit_min** h m
* **MainSleep_TotalSleep_iHealth_min** 6h 46m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** 44m
* **MainSleep_eN3_SleepCycle_min** 39m
* **MainSleep_eN3_Fitbit_min** m
* **MainSleep_eN3_iHealth_min** 43m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min**
* **Nap_TotalSleep_SleepCycle_min**
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min**
* **Nap_eN3_SleepCycle_min**
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** 62 dB
* **MainSleep_LZeq_End_dB** 54 dB
### Nap
* **Nap_LZeq_Start_dB**
* **Nap_LZeq_End_dB**
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start** SW
* **MainSleep_WindSpeed_Start** 7 Kt
* **MainSleep_WindDirection_End** SW
* **MainSleep_WindSpeed_End** 5 Kt
### Nap
* **Nap_WindDirection_Start**
* **Nap_WindSpeed_Start**
* **Nap_WindDirection_End**
* **Nap_WindSpeed_End**
---
## NOTES & CONTEXT
---
*****
De ochtend van 15 maart
Oura 56 minuten
Sleep Cycle 56 minuten
Fitbit 52 minuten
iHealth 45 minuten
Sleep, Sound & Wind Log #65
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-03-15
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 0
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** 6h 23m
* **MainSleep_TotalSleep_SleepCycle_min** 6h 38m
* **MainSleep_TotalSleep_Fitbit_min** 6h 30m
* **MainSleep_TotalSleep_iHealth_min** 6h 1m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** 56m
* **MainSleep_eN3_SleepCycle_min** 56m
* **MainSleep_eN3_Fitbit_min** 52m
* **MainSleep_eN3_iHealth_min** 45m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min**
* **Nap_TotalSleep_SleepCycle_min**
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min**
* **Nap_eN3_SleepCycle_min**
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** 50 dB
* **MainSleep_LZeq_End_dB** 51 dB
### Nap
* **Nap_LZeq_Start_dB**
* **Nap_LZeq_End_dB**
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start** SW
* **MainSleep_WindSpeed_Start** 3 Kt
* **MainSleep_WindDirection_End** SW
* **MainSleep_WindSpeed_End** 4 Kt
### Nap
* **Nap_WindDirection_Start**
* **Nap_WindSpeed_Start**
* **Nap_WindDirection_End**
* **Nap_WindSpeed_End**
---
## NOTES & CONTEXT
---
*****
Sleep, Sound & Wind Log #
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-02-
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 0
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** h m
* **MainSleep_TotalSleep_SleepCycle_min** h m
* **MainSleep_TotalSleep_Fitbit_min** h m
* **MainSleep_TotalSleep_iHealth_min** h m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** m
* **MainSleep_eN3_SleepCycle_min** m
* **MainSleep_eN3_Fitbit_min** m
* **MainSleep_eN3_iHealth_min** m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min**
* **Nap_TotalSleep_SleepCycle_min**
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min**
* **Nap_eN3_SleepCycle_min**
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** dB
* **MainSleep_LZeq_End_dB** dB
### Nap
* **Nap_LZeq_Start_dB**
* **Nap_LZeq_End_dB**
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start**
* **MainSleep_WindSpeed_Start** Kt
* **MainSleep_WindDirection_End**
* **MainSleep_WindSpeed_End** Kt
### Nap
* **Nap_WindDirection_Start**
* **Nap_WindSpeed_Start**
* **Nap_WindDirection_End**
* **Nap_WindSpeed_End**
---
## NOTES & CONTEXT
---
*****
Sleep, Sound & Wind Log #
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-02-
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 0
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** h m
* **MainSleep_TotalSleep_SleepCycle_min** h m
* **MainSleep_TotalSleep_Fitbit_min** h m
* **MainSleep_TotalSleep_iHealth_min** h m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** m
* **MainSleep_eN3_SleepCycle_min** m
* **MainSleep_eN3_Fitbit_min** m
* **MainSleep_eN3_iHealth_min** m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min**
* **Nap_TotalSleep_SleepCycle_min**
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min**
* **Nap_eN3_SleepCycle_min**
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** dB
* **MainSleep_LZeq_End_dB** dB
### Nap
* **Nap_LZeq_Start_dB**
* **Nap_LZeq_End_dB**
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start**
* **MainSleep_WindSpeed_Start** Kt
* **MainSleep_WindDirection_End**
* **MainSleep_WindSpeed_End** Kt
### Nap
* **Nap_WindDirection_Start**
* **Nap_WindSpeed_Start**
* **Nap_WindDirection_End**
* **Nap_WindSpeed_End**
---
## NOTES & CONTEXT
---
*****
Sleep, Sound & Wind Log #
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-02-
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 0
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** h m
* **MainSleep_TotalSleep_SleepCycle_min** h m
* **MainSleep_TotalSleep_Fitbit_min** h m
* **MainSleep_TotalSleep_iHealth_min** h m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** m
* **MainSleep_eN3_SleepCycle_min** m
* **MainSleep_eN3_Fitbit_min** m
* **MainSleep_eN3_iHealth_min** m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min**
* **Nap_TotalSleep_SleepCycle_min**
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min**
* **Nap_eN3_SleepCycle_min**
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** dB
* **MainSleep_LZeq_End_dB** dB
### Nap
* **Nap_LZeq_Start_dB**
* **Nap_LZeq_End_dB**
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start**
* **MainSleep_WindSpeed_Start** Kt
* **MainSleep_WindDirection_End**
* **MainSleep_WindSpeed_End** Kt
### Nap
* **Nap_WindDirection_Start**
* **Nap_WindSpeed_Start**
* **Nap_WindDirection_End**
* **Nap_WindSpeed_End**
---
## NOTES & CONTEXT
---
*****
Sleep, Sound & Wind Log #
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-02-
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 0
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** h m
* **MainSleep_TotalSleep_SleepCycle_min** h m
* **MainSleep_TotalSleep_Fitbit_min** h m
* **MainSleep_TotalSleep_iHealth_min** h m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** m
* **MainSleep_eN3_SleepCycle_min** m
* **MainSleep_eN3_Fitbit_min** m
* **MainSleep_eN3_iHealth_min** m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min**
* **Nap_TotalSleep_SleepCycle_min**
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min**
* **Nap_eN3_SleepCycle_min**
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** dB
* **MainSleep_LZeq_End_dB** dB
### Nap
* **Nap_LZeq_Start_dB**
* **Nap_LZeq_End_dB**
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start**
* **MainSleep_WindSpeed_Start** Kt
* **MainSleep_WindDirection_End**
* **MainSleep_WindSpeed_End** Kt
### Nap
* **Nap_WindDirection_Start**
* **Nap_WindSpeed_Start**
* **Nap_WindDirection_End**
* **Nap_WindSpeed_End**
---
## NOTES & CONTEXT
---
*****
Sleep, Sound & Wind Log #
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-02-
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 0
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** h m
* **MainSleep_TotalSleep_SleepCycle_min** h m
* **MainSleep_TotalSleep_Fitbit_min** h m
* **MainSleep_TotalSleep_iHealth_min** h m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** m
* **MainSleep_eN3_SleepCycle_min** m
* **MainSleep_eN3_Fitbit_min** m
* **MainSleep_eN3_iHealth_min** m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min**
* **Nap_TotalSleep_SleepCycle_min**
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min**
* **Nap_eN3_SleepCycle_min**
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** dB
* **MainSleep_LZeq_End_dB** dB
### Nap
* **Nap_LZeq_Start_dB**
* **Nap_LZeq_End_dB**
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start**
* **MainSleep_WindSpeed_Start** Kt
* **MainSleep_WindDirection_End**
* **MainSleep_WindSpeed_End** Kt
### Nap
* **Nap_WindDirection_Start**
* **Nap_WindSpeed_Start**
* **Nap_WindDirection_End**
* **Nap_WindSpeed_End**
---
## NOTES & CONTEXT
---
*****
Sleep, Sound & Wind Log #
## DATE & IDENTIFIERS
* **Date_morning_ISO** (YYYY-MM-DD) 2026-02-
* **Nap_index** (0 = no nap, 1 = first nap, 2 = second nap, etc.) 0
---
## MAIN SLEEP (night preceding Date_morning)
### Total Sleep Duration
* **MainSleep_TotalSleep_Oura_min** h m
* **MainSleep_TotalSleep_SleepCycle_min** h m
* **MainSleep_TotalSleep_Fitbit_min** h m
* **MainSleep_TotalSleep_iHealth_min** h m
### Deep Sleep (eN3)
* **MainSleep_eN3_Oura_min** m
* **MainSleep_eN3_SleepCycle_min** m
* **MainSleep_eN3_Fitbit_min** m
* **MainSleep_eN3_iHealth_min** m
---
## NAPS (daytime)
### Total Sleep Duration
* **Nap_TotalSleep_Oura_min**
* **Nap_TotalSleep_SleepCycle_min**
### Deep Sleep (eN3)
* **Nap_eN3_Oura_min**
* **Nap_eN3_SleepCycle_min**
---
## SOUND PRESSURE LEVEL (Z-weighting)
### Main Sleep
* **MainSleep_LZeq_Start_dB** dB
* **MainSleep_LZeq_End_dB** dB
### Nap
* **Nap_LZeq_Start_dB**
* **Nap_LZeq_End_dB**
---
## WIND CONDITIONS
### Main Sleep
* **MainSleep_WindDirection_Start**
* **MainSleep_WindSpeed_Start** Kt
* **MainSleep_WindDirection_End**
* **MainSleep_WindSpeed_End** Kt
### Nap
* **Nap_WindDirection_Start**
* **Nap_WindSpeed_Start**
* **Nap_WindDirection_End**
* **Nap_WindSpeed_End**
---
## NOTES & CONTEXT
---
*****
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