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Community photo entitled Foggy Comet Lemmon by Petr Horálek on 10/01/2025 at Proseč u Seče, Czech Republic

Foggy Comet Lemmon

On 10/01/2025 00:00 am by Petr Horálek | Website | Proseč u Seče, Czech Republic

This morning, on 1st October, 2025 (around midnight UTC), I was finally lucky with the comet C/2025 A6 Lemmon from Proseč u Chrudimi, Czech Republic. The beautiful comet is now located in the Ursa Major constellation and starts to be circumpolar from northern mid-latitudes. My observation was truly dramatic as the approaching fog made the view and photography increasingly challenging. Eventually, here is the result, showing a truly significant ion tail of the comet, visible even in small binoculars. Small, but lovely comet, indeed!

Used Nikon Z6III, Nikkor 135mm, f2.0, ISO 800, 59x30s from Vixen Polarie U (for ground one of the exposure with stopped mount)

Stacking, registering, and color corrections