| M103 | |
|---|---|
| R.A. | 1h 33m 45.242s (2000.0) |
| Dec. | 60deg; 40' 32.59" (2000.0) |
| Apparent Size | 5' x 5' |
| Radial Velocity | -37.0km/s |
| Magnitude | +7.4 |
| Distance | 2194.00 pc |
| Group of Galaxies | Cassiopeia |
| Other IDs | NGC 581 |
A large open cluster in the centre of Cassiopeia
| Scope | 5" MN-56 Intes Micro |
| Mount | EQ6 unguided |
| Exposure | 10 x 1 min subframes |
| Post-processing | AA3,gradient removed, mild unsharp masking in AA3. |
| Filters | TT IR |
| Camera | Starlight Express hx516 with with ICX424AL chip and 0.5 Focal Reducer |
| Location | Claines Top Observatory |
| Date | 9th August 2005 |