| Comet | C/2019 Y1 (ATLAS) |
|---|---|
| User | antares48 |
| User`s name | P. Jordanov |
| Observation's time (UT) | 2020-04-18 18:40 |
| Tool | Bresser 150/750 |
| Observation's place | Dimitrovgrad-Aleksandrovo |
| Magnitude | 7.9 |
| Comparison stars source | TK - Tycho-2 Catalogue |
| Method | S - Sidgwick`s method |
| Coma diameter(') | 6.5 |
| Tail's length | Not set |
| Condensation | 3 |
| Positional angle of tail | Not set |
| Bortl's scale | 5 |
| Aperture | 15 cm |
| Focal length (mm) | 750 |
| Type of tool | L - Newtonian reflector |
| Magnification | 23.4 |
| Field of view (°) | 2.22 |
| SQM-L in zenith | 6 |
| Light pollution zone | Green |
| Lm | 6 |
| Comment | |
| Morris Format | 2020 Apr 18.78 UT: m1=7.9, Dia.=6.5', DC=3 ...15-cm L (23.4x) ...P. Jordanov (Dimitrovgrad-Aleksandrovo , Bulgaria) |
