| Comet | C/2011 L4 (PANSTARRS) |
|---|---|
| User | Norm |
| User`s name | Neil Norman |
| Observation's time (UT) | 2013-04-05 |
| Tool | Binoculars |
| Observation's place | Ipswich |
| Magnitude | 4.2 |
| Comparison stars source | AE - Planetary magnitudes from the American Ephemeris and Nautical Almanac |
| Method | M - Morris`s method |
| Coma diameter(') | 5 |
| Tail's length | 2° |
| Condensation | 3 |
| Positional angle of tail | 330 |
| Bortl's scale | Not set |
| Aperture | 5 cm |
| Focal length (mm) | Not set |
| Type of tool | B - Binoculars |
| Magnification | 10 |
| Field of view (°) | 6 |
| SQM-L in zenith | |
| Light pollution zone | |
| Lm | Not set |
| Comment | |
| Morris Format | 2013 Apr 5 UT: m1=4.2, Dia.=5', DC=3, Tail: 2 deg, in PA 330 deg ...5-cm B (10x) ...Neil Norman (Ipswich, England) |
