DSS image of SL4
Overlaid DSS image of SL4, 120' x 120' with north at top and west to the right

Aladin viewer for the region around SL4
Sandqvist 4, FeSt 1-58, DCld 263.2+01.6C

Type  Dark Nebula
Size  60' x 16' @ 180°
Right Ascension  8h 53'  (2000)
Declination  42° 13' S
Constellation  Vela
Classification  5 Ir
Observing Notes

Andrew Cooper
Jan 31, 2011    Hale Pohaku, HI (map)
46cm f/4.5 Newtonian, Deep Violet @ 60x
Seeing: 6 Transparency: 6.5 Moon: 0%

A distinct dark void against the glow of Gum17, a narrow zone running close to 1° east-west with very few intruding stars
Other Data Sources for SL4
Nearby objects for SL4
7 objects found within 120'
Gum17 h Velorum HD 77475
NGC 2671 Trumpler 10
w Velorum

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