Type | Open Cluster |
---|---|
Magnitude | 6.7 |
Size | 6' |
Right Ascension | 6h 1' (2000) |
Declination | 23° 19' N |
Constellation | Gemini |
Description | Cl, pL, 40 or 50* 8...15 |
Classification | III 3 p |
Andrew Cooper
Sep 12, 2024 Waikoloa, HI (map)
20cm f/6 Newtonian, Cave Astrola @ 45x
Seeing: 7 Transparency: 6 Moon: 0%
Small, bright and obvious, a 3' clump of stars surrounding a pair of brighter stars, the 7th magnitude HD 250290 on the southern margin of the cluster, and the 8th magnitude HD 250289 on the northern margin, coarse, resolved, stars 7th to 12 magnitude, 42' west of the 5th magnitude 1 Gem
Andrew Cooper
Dec 30, 2015 Waikoloa, HI (map)
28cm f/10 SCT, NexStar 11" Gypsy @ 233x
Seeing: 6 Transparency: 6 Moon: 0%
A pretty cluster of stars surrounding a notably brighter star, perhaps 20 members visible, 5' in diamter, a very distinct cluster in a rich starfield
Andrew Cooper
Mar 20, 2004 Farnsworth Ranch, Pima Co., AZ (map)
28cm f/10 SCT Nexstar 11
Beautiful little cluster, compact, rich, two dozen stars in a 5' area, two brighter stars surrounded by the group
1 Geminorum | 140 Tauri | 141 Tauri |
IC 2156 | IC 2157 |
Drawings, descriptions, and CCD photos are copyright Andrew Cooper unless otherwise noted, no usage without permission.
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