Type | Globular Cluster |
---|---|
Magnitude | 8.2 |
Size | 7.9' |
Right Ascension | 17h 10' 10.3" (2000) |
Declination | 26° 34' 54" S |
Constellation | Ophiuchus |
Description | vB, L, R, psbM, st16 |
Classification | IV |
Andrew Cooper
Jul 12, 2021 Waikoloa, HI (map)
20cm f/6 Newtonian, Cave Astrola @ 76x
Seeing: 6 Transparency: 6 Moon: 0%
Bright and obvious, 5' diameter, well concentrated core, partially resolved, 1° west of 36 Oph in a rich galactic starfield
Andrew Cooper
Jun 17, 2020 Waikoloa, HI (map)
28cm f/10 SCT, NexStar 11" GyPSy @ 127x
Seeing: 7 Transparency: 6 Moon: 0%
A small globular at less than 5', bright, just beginning to resolve, a dense core
Andrew Cooper
May 30, 2017 Hale Pohaku, HI (map)
46cm f/4.5 Newtonian, Deep Violet @ 175x
Seeing: 7 Transparency: 7 Moon: 0%
Typical Oph globular, small at less than 5' in diameter, concentrated core, fully resolved, thick galactic starfield
Andrew Cooper
May 25, 2001 Dragoon Mtn. Ranch, Cochise Co., AZ (map)
46cm f/4.5 Deep Violet
Small, dense, fully resolved, nice star field
28 Ophiuchi | 29 Scorpii | 30 Scorpii |
31 Ophiuchi | 36 Ophiuchi A | 36 Ophiuchi B |
38 Ophiuchi | Barnard 244 | Barnard 59 |
Guniibuu | Messier 19 | NGC 6284 |
NGC 6294 | NGC 6316 | PK357+7.1 |
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