Comet | C/2015 V2 (Johnson) |
---|---|
User | Alexsandr Morozov |
User`s name | Alexsandr Morozov |
Observation's time (UT) | 2017-05-27 20:10 |
Tool | монокуляр 20x60 |
Observation's place | Sukhinichi |
Magnitude | 7.8 |
Comparison stars source | HJ - Magnitudes in the Hipparcos photometric system |
Method | M - Morris`s method |
Coma diameter(') | 8 |
Tail's length | Not set |
Condensation | 4 |
Positional angle of tail | Not set |
Bortl's scale | Not set |
Aperture | 6 cm |
Focal length (mm) | Not set |
Type of tool | B - Binoculars |
Magnification | 20 |
Field of view (°) | 3 |
SQM-L in zenith | |
Light pollution zone | Orange |
Lm | |
Comment | |
Morris Format | 2017 May 27.84 UT: m1=7.8, Dia.=8', DC=4 ...6-cm B (20x) ...Alexsandr Morozov (Sukhinichi, Russia) |