| Comet | C/2015 V2 (Johnson) |
|---|
| User | Koalin |
|---|
| User`s name | Darius Gasiūnas |
|---|
| Observation's time (UT) | 2017-05-16 22:45 |
|---|
| Tool | Sky-Watcher 12 Inch Dobsonian Telescope |
|---|
| Observation's place | Деревня Dindos, Ignalinos район, Литва |
|---|
| Magnitude | 8.6 |
|---|
| Comparison stars source | TK - Tycho-2 Catalogue |
|---|
| Method | M - Morris`s method |
|---|
| Coma diameter(') | 3.5 |
|---|
| Tail's length | 4' |
|---|
| Condensation | 6/ |
|---|
| Positional angle of tail | Not set |
|---|
| Bortl's scale | Not set |
|---|
| Aperture | 30.5 cm |
|---|
| Focal length (mm) | 1500 |
|---|
| Type of tool | L - Newtonian reflector |
|---|
| Magnification | 170.5 |
|---|
| Field of view (°) | 0.42 |
|---|
| SQM-L in zenith | |
|---|
| Light pollution zone | |
|---|
| Lm | |
|---|
| Comment | Видна, даже, в запотевший искатель ;)
На первый взгляд - похоже на шаровое скопление.
Падергав телескоп - рассмотрел признаки хвоста.
Солнце - 14° |
|---|
| Morris Format | 2017 May 16.95 UT: m1=8.6, Dia.=3.5', DC=6.5, Tail: 4 arcmin ...30.5-cm L (170.5x) ...Darius Gasiūnas (Деревня Dindos, Ignalinos район, Литва, ) |
|---|
