Transit of Ganymede and Europa across the disk of Jupiter

Altitude above horizon: 19°50' - (19°55') - 20°09' Azimuth: +168°31' Apparent diameter: 0°0'49.05" Magnitude: -2.87 Phase: 1.000 Clip duration: 90 sec Resolution: 512x400 Exposure: 20 ms Gain: 70 (70%) Histogram: ~71% FPS: 49 Derotation of 6 stacks, 900 frames each. Derotated stack time: (23:33 - 23:46) [UTC+3]