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Comet C/2021 A1 (Leonard)

Posted: 17 December 2021

7x50 binoculars


1812 MST: Observed Comet C/2021 A1 (Leonard), 7x50 binoculars.

Began taking photographs with the D850 DSLR and 70-300mm lens. These are one second exposures at various focal lengths and ISO settings. The comet tail is faintly visible for short distance at 11 o'clock from the comet's head.

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Mouseover or tap on image for pointer to the comet

1840 MST: the comet was too low to be visible through the atmosphere using binoculars. It never became visible to the naked eye due to the comet's faintness, the twilight sky brightness, and the waxing gibbous Moon brightening the sky. This is the waxing gibbous Moon (focal length 300mm).


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