Uploaded May 2019 | Updated September 2026, 1 week ago

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Photo taken from 25km of distance and 3.7m of height.
1900mm telescope with SLR 1.53 crop factor - 2907mm
Photographs:
2019:02:12 16:01:39, day https://flic.kr/p/SFZLay and with 3D https://flic.kr/p/2fP5whP
2019:02:12 17:31:44, day/night https://flic.kr/p/24dCS5v
2019:02:12 18:35:47, night https://flic.kr/p/24dCRjH

Amount obscured matches a refraction coefficient k of ~0.12
Distance 25km
Observer height: 3.85m
Air/water temperature: 2-4°C
Obscured observed: 21.3m
Obscured on a globe Earth, geometrical: 25.42m
Obscured on a globe Earth, geometrical with std. 7/6 refraction: 20.45m
Height of Turning Torso: https://flic.kr/p/2f28vnT
Observation point: https://www.google.dk/maps/@55.7138615,12.6207295,20z

#TurninTorsoFlatEarth