| Comet | C/2013 US10 (Catalina) |
|---|---|
| User | astrohardy |
| User`s name | Hartwig Luethen |
| Observation's time (UT) | 2015-12-25 03:00:00 |
| Tool | 10X32 binoculars |
| Observation's place | Schmalenbeck |
| Magnitude | 6.1 |
| Comparison stars source | TK - Tycho-2 Catalogue |
| Method | S - Sidgwick`s method |
| Coma diameter(') | 7 |
| Tail's length | Not set |
| Condensation | 3 |
| Positional angle of tail | Not set |
| Bortl's scale | Not set |
| Aperture | 3.2 cm |
| Focal length (mm) | Not set |
| Type of tool | B - Binoculars |
| Magnification | 10 |
| Field of view (°) | 7 |
| SQM-L in zenith | |
| Light pollution zone | |
| Lm | 5.8 |
| Comment | |
| Morris Format | 2015 Dec 25.13 UT: m1=6.1, Dia.=7', DC=3 ...3.2-cm B (10x) ...Hartwig Luethen (Schmalenbeck, Germany) |
