|
|
NGC 2903 is a beautiful spiral galaxy near
the head of Leo.
|
|
|
| Optics | 20cm Meade Schmidt-Cassegrain Telescope |
| Focal Lenght | 1300 mm with Meade 0.63x reducer |
| Focal Ratio | f/6.6 |
| Exposure Time and filters | LRGB 60:20:20:20 (single exposures of 5 min) |
| CCD | FLI ME2 |
| Sensor | Kaf-402me grade 2 |
| Chip temperature | -30°C |
| Location | Tradate (VA, in Pianura Padana, Italy) at 300m |
| Date and time of exposure start | 4 january 2005, 1.08 UT |
| Mount | Gemini G41 |
| Tracking | ST4 |
| Temperature and humidity | T=+4°C, RH=42% |
| Notes | - |
|
|
 |