Type | Galaxy |
---|---|
Magnitude | 12.3 |
Size | 3.8' x 1' @ 42° |
Right Ascension | 17h 27' 11.5" (2000) |
Declination | 11° 32' 37" N |
Constellation | Ophiuchus |
Description | F, S, E |
Classification | Sb |
Andrew Cooper
Aug 25, 2021 Waikoloa, HI (map)
28cm f/10 SCT, NexStar 11" GyPSy @ 127x
Seeing: 6 Transparency: 6 Moon: 0%
Faint and difficult to locate, the modest core is just visible, the extended halo appearing with averted vision, large, 3' x 1' northeast-southwest, low surface brightness, a pretty double with HD158263 is 13' southeast
Σ 2166 | 54 Ophiuchi | 56 Ophiuchi |
f Ophiuchi | HD 158262 | HD 158263 |
IC 1255 | Rasalhague |
Drawings, descriptions, and CCD photos are copyright Andrew Cooper unless otherwise noted, no usage without permission.
A complete list of credits and sources can be found on the about page