| Object Data |
| Description |
The Omega nebula, which also goes by the name of the
Swan Nebula, the Horseshoe Nebula, or the Lobster Nebula, is located one
spiral arm closer to the center of the galaxy from us.
|
| Constellation |
Sagittarius the Archer |
| Right Ascension |
18h 21m 3s |
| Declination |
-16° 10' 52" |
| Magnitude |
6.0 |
| Angular size |
11 arcminutes |
| Distance |
1.5 kiloparsecs (4,900 light years) |
| Radial Velocity |
Unknown |
| Image Data |
| Photographer |
Fred Lehman |
| Main Scope |
Meade 14" LX200GPS |
| Imaging Scope |
Celestron 5" SCT @ f/3.3 (415mm) |
| Guide Camera |
Not needed |
| Imaging Camera |
Starlight Xpress MX7C |
| Resolution |
780 x 580 @ 4.1 arcseconds per pixel |
| Exposure |
Twelve exposures of one minute each. Aligned, stacked,
and processed with AstroArt. |
| Date |
April 17, 2004 |
| Location |
Area 51 in Big Cypress National Preserve in central
South Florida. |
