§ T · Time machine One day from the archive
Monday, 20 April 2026
§ T · 02 Weather
Temperature
3.4° to 13.9°
avg. 8.3° · max at 12:39
Rain
0.0 mm
dry
Wind
21.5 m/s
from NO · avg. 3.8 m/s
Pressure
1022 hPa
1022 – 1023 hPa
Humidity
75%
1,411 readings
§ T · 03 Birds · acoustics
7,100
detections · 47 species
First tick at 00:09,
last at 23:52
0h6h12h18h24h
Struikgewas 4,033 · 39 species
Bladerdak 3,067 · 36 species
Top 10 this day
- 1 Common blackbird 99% 4,400
- 2 Eurasian blue tit 99% 743
- 3 Common wood pigeon 99% 583
- 4 Great tit 99% 295
- 5 Western jackdaw 99% 231
- 6 Eurasian magpie 98% 166
- 7 Common chaffinch 98% 135
- 8 European robin 94% 115
- 9 Eurasian oystercatcher 98% 74
- 10 Common moorhen 100% 71
§ T · 04 Bats · sonar
49
passes · 8 species
First call at 00:12,
last at 23:16
Which species
- 1 Serotine bat 30.5 kHz 15
- 2 Common noctule 18.9 kHz 9
- 3 Nathusius's pipistrelle 36.6 kHz 9
- 4 Common pipistrelle 47.2 kHz 9
- 5 Whiskered bat 3
- 6 Brown long-eared bat 24.4 kHz 1
§ T · 05 Sky · AtmosBird
Frames today
142
55% clear
Sun
04:25 – 18:41
twilight 03:47 / 19:19
Moon
16%
Wassende sikkel · up to 65° high
§ T · 06 Bird migration · FlySafe radar
3.6
average intensity · peak
Dominant category
minimal
8 radar readings