| Name: | Messier 101==M102 |
| Other names: | |
| Description: | Spiral Galaxy |
| Ascension: | 14 : 03.2 |
| Declanation: | +54 : 21 |
| Apparent diameter: | 22 (arc min) |
| Constellation: | Ursa Major |
| Magnitude: | 7.9 |
| Distance: | 27 million light years! |
| Equipment: | Meade ETX90+Modified toucam (new eprom)+focal reducer 0.66+lens(=0.3) |
| Date / Time UTC: | 17 and18 may 2004 11:30-1:30 |
| Stacked : | 130 of 322 |
| Exposure time: | 40 s! |
| Location: | The Hague, The Netherlands |
| Other info: | Good Conditions!!! recorded 3.5 hours - good frames 86 minutes |
© Job Gehéniau
http://www.jgeheniau.nl/etx90/astronomy2.html