B 57 (LDN 11) Dark Nebula in Ophiuchus
Located at: RA 17 hours 08 minutes 24 seconds, Dec -22 degrees 50 minutes 00 seconds
Size: 5.0'; Magnitude: --; Class: 6 E G
North is up
West to the right
| Telescope: |
8" f5 Newtonian reflector |
| Camera: |
ST-8XME, self-guided, binned 1x1, temp -15c, camera control MaxIm DL 4.56 |
| Image: |
Lumicon Deep Sky filter, 230 minutes (23 x 10 minute subs), 08/09/10/2007 |
| Processing: |
CCDStack 1.2, Photoshop 7.0 |
| Location: |
Rolling Roof Observatory, Thousand Oaks, CA 91360 (+34d 13m 29s -118h 52m 20s) |