Jupiter 04.09.2023 (Ganymede occultation)

Sep 4th, 2023

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Infrared image at 685 nm compared to L-filter, taken with a 0.24 m telescope. Ganymede is behind Jupiter's disk; if you zoom in, you can see a small "bump" of a few pixels on the limb of the disk, slightly to the right compared to the L-filter image.

Sep 4th, 2023

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Data: Capture time: 0:59 Moscow time Jupiter's altitude above the horizon: 32 deg FPS: 58 frames/sec Equivalent focal length: ~4200 mm, f/18 Ganymede emerged from behind the northern part of Jupiter's disk (top), passing almost tangentially to the planet's disk.