Type | Dark Nebula |
---|---|
Magnitude | |
Size | 20' x 20' |
Right Ascension | 3h 39' (2000) |
Declination | 31° 58' N |
Constellation | Perseus |
Classification | 5 Ir |
Andrew Cooper
Aug 31, 2008 Hale Pohaku, HI (map)
76mm APO @ 14x
Seeing: 7 Transparency: 7.5 Moon: 0%
Part of a dark complex with B1, B2, B4 and B5, visually the various components are indistinguishable from one another, no distinct edges, only a mildly darker than the surrounding background
E.E. Barnard
25cm f/5 Astrograph
Irregular, dark space in nebula, diam. 20', curved, bright strip of nebulosity in SW side."― A Photographic Atlas of Selected Regions of the Milky Way, E.E. Barnard, 1927
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