Apr 22, 2007 Hale Pohaku, HI (map)
76mm f/6 APO
Very dark, well defined blot against an otherwise rich galactic starfield, over 10' across, two dark nebulae B50 and B53 straddle the bright star HD154090 (mag 4.8), both visible in the same low power field
25cm f/5 Astrograph
Large, irregular, dark space. This is an irregular square 15' in diameter, sharply defined on the east side and diffused on the west, where there are broken extensions for 1/2°. The star CD-34°11418 (9.8 arcmin) is near the middle. The stars CD-34°11422 (9.8 arcmin) and -34°11427 (9.9 arcmin) are on the eastern border."
― 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.
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