| Comet | C/1989 X1 (Austin) |
|---|---|
| User | comethunter |
| User`s name | Maik Meyer |
| Observation's time (UT) | 1990-05-03 01:40:00 |
| Tool | 10*50 B |
| Observation's place | |
| Magnitude | 5.3 |
| Comparison stars source | |
| Method | S - Sidgwick`s method |
| Coma diameter(') | 3.5 |
| Tail's length | 0.8° |
| Condensation | 8 |
| Positional angle of tail | 289 |
| Bortl's scale | Not set |
| Aperture | 5 cm |
| Focal length (mm) | Not set |
| Type of tool | B - Binoculars |
| Magnification | 10 |
| Field of view (°) | Not set |
| SQM-L in zenith | |
| Light pollution zone | |
| Lm | |
| Comment | |
| Morris Format | 1990 May 3.07 UT: m1=5.3, Dia.=3.5', DC=8, Tail: 0.8 deg, in PA 289 deg ...5-cm B (10x) ...Maik Meyer (, ) |
