| Comet | C/2009 P1 (Garradd) |
|---|---|
| User | Kirill |
| User`s name | Kirill Grishin |
| Observation's time (UT) | 2011-09-15 19:12:00 |
| Tool | Sky-Watcher Dob 8 |
| Observation's place | Togliatti |
| Magnitude | 7.2 |
| Comparison stars source | TK - Tycho-2 Catalogue |
| Method | S - Sidgwick`s method |
| Coma diameter(') | 14.2 |
| Tail's length | Not set |
| Condensation | 6 |
| Positional angle of tail | Not set |
| Bortl's scale | Not set |
| Aperture | 20 cm |
| Focal length (mm) | 1200 |
| Type of tool | L - Newtonian reflector |
| Magnification | 120 |
| Field of view (°) | 0.43 |
| SQM-L in zenith | Not set |
| Light pollution zone | |
| Lm | Not set |
| Comment | |
| Morris Format | 2011 Sep 15.8 UT: m1=7.2, Dia.=14.2', DC=6 ...20-cm L (120x) ...Kirill Grishin (Togliatti, Russia) |
