| Comet | C/2013 A1 (Siding Spring) |
|---|---|
| User | Koalin |
| User`s name | Darius Gasiūnas |
| Observation's time (UT) | 2015-04-10 21:10 |
| Tool | Sky-Watcher 12 Inch Dobsonian Telescope |
| Observation's place | Деревня Dindos, Ignalinos район, Литва |
| Magnitude | 13.5: |
| Comparison stars source | TK - Tycho-2 Catalogue |
| Method | M - Morris`s method |
| Coma diameter(') | >0.5 |
| Tail's length | Not set |
| Condensation | 2 |
| Positional angle of tail | Not set |
| Bortl's scale | Not set |
| Aperture | 30.5 cm |
| Focal length (mm) | 1500 |
| Type of tool | L - Newtonian reflector |
| Magnification | 134 |
| Field of view (°) | 0.49 |
| SQM-L in zenith | |
| Light pollution zone | Green |
| Lm | Not set |
| Comment | min stars 14,5m |
| Morris Format | 2015 Apr 10.88 UT: m1=13.5:, Dia.=>0.5', DC=2 ...30.5-cm L (134x) ...Darius Gasiūnas (Деревня Dindos, Ignalinos район, Литва, ) |
