Holmberg II

Holmberg II

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Image info
Name: Holmberg II
Date: 30.04.2025
Catalogue: UGC 4305
Filter: L, R, G, B
Class: Galaxy
Comment: This image is a composite of images taken in the L, R, G, and B filters. 75 L exposures of 90s, and 13 exposures of 180s each were taken in R, G, and B respectively, resulting in a total exposure time of 3h 50m 30s. Holmberg II is an irregular dwarf galaxy in the constellation Ursa Major. It is part of the M81 group and with an apparent magnitude of roughly 11.3 it is very dark.
Taken by: Jeremias