Comet | C/2015 V2 (Johnson) |
---|---|
User | Alexsandr Morozov |
User`s name | Alexsandr Morozov |
Observation's time (UT) | 2017-05-30 20:52 |
Tool | телескоп SW 130650 eq2 |
Observation's place | Sukhinichi |
Magnitude | 7.6 |
Comparison stars source | HJ - Magnitudes in the Hipparcos photometric system |
Method | M - Morris`s method |
Coma diameter(') | 6 |
Tail's length | Not set |
Condensation | 5/ |
Positional angle of tail | Not set |
Bortl's scale | Not set |
Aperture | 13 cm |
Focal length (mm) | 650 |
Type of tool | L - Newtonian reflector |
Magnification | 26 |
Field of view (°) | 1.54 |
SQM-L in zenith | |
Light pollution zone | Green |
Lm | |
Comment | |
Morris Format | 2017 May 30.87 UT: m1=7.6, Dia.=6', DC=5.5 ...13-cm L (26x) ...Alexsandr Morozov (Sukhinichi, Russia) |