| Names |
M 108, NGC 3556, MCG +09-18-098, PGC 34030 |
| Right Ascension (2000.0) |
11:11:31.0 |
| Declination |
+55:40:27 |
| Constellation |
Ursa Major |
| Redshift (z) |
0.002332 +/- 0.000030 |
| Heliocentric Radial Velocity |
699 +/- 9 km/s |
| Distance (esteem) |
39,000,000 light years |
| Date (DD/MM/YYYY) |
05/04/2008 |
| Exposure time |
7,500 seconds (25 x 300 exposures) with binning mode 2 x 2 |
| CCD Camera |
SBIG ST-8XE |
| Telescope |
Meade Instruments Schmidt-Cassegrain 14" LX200 GPS |
| Focal length |
3556 mm |
| Diameter |
355.6 mm |
| Focal ratio |
10 |
| Field of View |
13.3 x 8.9 arcminute |
| Original scale |
1.044 arcsecond / pixel |
