Extreme variable refraction observed over 1.5 hour with zoom camera and an auto level. For a shorter version see [ Ссылка ]
Date: 20th May 2018
Air temperature ~25°C
Water temperature: ~10-15°C
0:13 - Photos
0:36 - Video
13:21 Auto level
14:23 Auto level
15:34 Video
17:45 Auto level, photo
17:50 Video (22:07 boat with only white mast visible. 20:20 boat with only black sail visible)
29:14 Auto level
30:53 Auto level, photo
30:58 Video
#TurningTorsoFlatEarth
![](https://s2.save4k.ru/pic/c4U3ca4ZrcY/mqdefault.jpg)