Type | Globular Cluster |
---|---|
Magnitude | 9.5 |
Size | 8.3' |
Right Ascension | 17h 27' 44.4" (2000) |
Declination | 5° 4' 36" S |
Constellation | Ophiuchus |
Description | F, L, vlbM |
Classification | XI |
Andrew Cooper
Jun 17, 2020 Waikoloa, HI (map)
28cm f/10 SCT, NexStar 11" GyPSy @ 127x
Seeing: 7 Transparency: 6 Moon: 0%
Very faint, quite large, diffise core, partially resolved
Andrew Cooper
Jun 10, 2010 Hale Pohaku, HI (map)
46cm f/4.5 Newtonian, Deep Violet @ 175x
Seeing: 8 Transparency: 7.5 Moon: 0%
Good sized, 10' across, quite faint, partially resolved, appears irregular
Andrew Cooper
Apr 18, 2010 Hale Pohaku, HI (map)
46cm f/4.5 Newtonian, Deep Violet @ 175x
Seeing: 6 Transparency: 7 Moon: 0%
Large, faint, about 8' in diameter, resolved, no concentration at the core, strikingly faint for a globular
47 Ophiuchi | HD 159170 |
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