| Comet | C/2011 L4 (PANSTARRS) |
|---|---|
| User | slava03 |
| User`s name | Vyacheslav Ivanov |
| Observation's time (UT) | 2013-04-13 23:31:00 |
| Tool | 50мм искатель |
| Observation's place | Поле |
| Magnitude | 5 |
| Comparison stars source | YG - Yale Bright Star Catalogue |
| Method | S - Sidgwick`s method |
| Coma diameter(') | 3 |
| Tail's length | 0.5° |
| Condensation | 5 |
| Positional angle of tail | Not set |
| Bortl's scale | Not set |
| Aperture | 5 cm |
| Focal length (mm) | 250 |
| Type of tool | R - Refractor |
| Magnification | 35.7 |
| Field of view (°) | 2.3 |
| SQM-L in zenith | Not set |
| Light pollution zone | Blue |
| Lm | Not set |
| Comment | |
| Morris Format | 2013 Apr 13.98 UT: m1=5, Dia.=3', DC=5, Tail: 0.5 deg ...5-cm R (35.7x) ...Vyacheslav Ivanov (Поле, Russia) |
