| Comet | C/2013 US10 (Catalina) |
|---|---|
| User | izack |
| User`s name | Isaac Devenny |
| Observation's time (UT) | 2016-03-30 22:00 |
| Tool | LightBridge 12" f/5 Truss-Tube Dobsonian |
| Observation's place | Philo - California |
| Magnitude | 11.6 |
| Comparison stars source | TK - Tycho-2 Catalogue |
| Method | S - Sidgwick`s method |
| Coma diameter(') | 2.5 |
| Tail's length | 9° |
| Condensation | d2/ |
| Positional angle of tail | Not set |
| Bortl's scale | 2 |
| Aperture | 12 ' |
| Focal length (mm) | 1524 |
| Type of tool | L - Newtonian reflector |
| Magnification | 101.6 |
| Field of view (°) | 0.98 |
| SQM-L in zenith | |
| Light pollution zone | Gray |
| Lm | 7.5 |
| Comment | Similar in look to C/2014 S2, the difference being the disk inside of coma for US10 vs a more defined star like point in S2. Sky was crisp cool with 80% humidity, viz: 8 |
| Morris Format | 2016 Mar 30.92 UT: m1=11.6, Dia.=2.5', DC=2.5, Tail: 9 deg ...12-cm L (101.6x) ...Isaac Devenny (Philo - California, USA) |
