Open Star Clusters h and χ Persei

Mon, 12 Jan 2026 20:27:51 +0100

December 28, 2024, 17:06 UT and January 21, 2025, 17:43 UT, Lichtenknecker Flatfield Camera 3.5/500 mm, 200x30 seconds and 21x600seconds with Antlia ALP-T, ZWO ASI 2600 MC Duo, Losmandy G11T, Southern Bavaria, Germany