| Comet | C/2013 US10 (Catalina) |
|---|---|
| User | nikgus |
| User`s name | Николай Гусев |
| Observation's time (UT) | 2015-12-30 01:55 |
| Tool | БП 20*60 |
| Observation's place | Заволжск |
| Magnitude | 6.3 |
| Comparison stars source | HJ - Magnitudes in the Hipparcos photometric system |
| Method | B - Bobrovnikoff`s method |
| Coma diameter(') | 7 |
| Tail's length | Not set |
| Condensation | d4 |
| Positional angle of tail | Not set |
| Bortl's scale | 5 |
| Aperture | 6 cm |
| Focal length (mm) | Not set |
| Type of tool | B - Binoculars |
| Magnification | 20 |
| Field of view (°) | 3 |
| SQM-L in zenith | |
| Light pollution zone | Green |
| Lm | |
| Comment | |
| Morris Format | 2015 Dec 30.08 UT: m1=6.3, Dia.=7', DC=4 ...6-cm B (20x) ...Николай Гусев (Заволжск, Россия) |
