| Comet | C/1991 Y1 (Zanotta-Brewington) |
|---|---|
| User | comethunter |
| User`s name | Maik Meyer |
| Observation's time (UT) | 1992-01-03 17:16:00 |
| Tool | Not set |
| Observation's place | |
| Magnitude | 8.7 |
| Comparison stars source | |
| Method | S - Sidgwick`s method |
| Coma diameter(') | 2.6 |
| Tail's length | Not set |
| Condensation | 5 |
| Positional angle of tail | Not set |
| Bortl's scale | Not set |
| Aperture | 10 cm |
| Focal length (mm) | 0 |
| Type of tool | B - Binoculars |
| Magnification | 25 |
| Field of view (°) | Not set |
| SQM-L in zenith | Not set |
| Light pollution zone | |
| Lm | Not set |
| Comment | |
| Morris Format | 1992 Jan 3.72 UT: m1=8.7, Dia.=2.6', DC=5 ...10-cm (25x) ...Maik Meyer (, ) |
