| Comet | C/1980 E1 (Bowell) |
|---|---|
| User | terryjlovejoy |
| User`s name | Terry Lovejoy |
| Observation's time (UT) | 1982-07-09 09:21:00 |
| Tool | 20cm Newtonian |
| Observation's place | Shailer Park |
| Magnitude | 11.4 |
| Comparison stars source | AE - Planetary magnitudes from the American Ephemeris and Nautical Almanac |
| Method | S - Sidgwick`s method |
| Coma diameter(') | 1.5 |
| Tail's length | Not set |
| Condensation | 2 |
| Positional angle of tail | Not set |
| Bortl's scale | Not set |
| Aperture | 20 cm |
| Focal length (mm) | 1200 |
| Type of tool | L - Newtonian reflector |
| Magnification | 48 |
| Field of view (°) | 1.04 |
| SQM-L in zenith | Not set |
| Light pollution zone | Yellow |
| Lm | Not set |
| Comment | Looks slightly ovalish at 50x (2.0 x 1.5') |
| Morris Format | 1982 Jul 9.39 UT: m1=11.4, Dia.=1.5', DC=2 ...20-cm L (48x) ...Terry Lovejoy (Shailer Park, Australia) |
