Comet | C/2017 T2 (PANSTARRS) |
---|---|
User | Alexsandr Morozov |
User`s name | Alexsandr Morozov |
Observation's time (UT) | 2020-02-19 17:25 |
Tool | телескоп SW 10 dob |
Observation's place | Sukhinichi |
Magnitude | 9.4 |
Comparison stars source | HJ - Magnitudes in the Hipparcos photometric system |
Method | M - Morris`s method |
Coma diameter(') | 4 |
Tail's length | 7' |
Condensation | 5 |
Positional angle of tail | 108 |
Bortl's scale | Not set |
Aperture | 25.4 cm |
Focal length (mm) | 1200 |
Type of tool | L - Newtonian reflector |
Magnification | 48 |
Field of view (°) | 0.83 |
SQM-L in zenith | |
Light pollution zone | Green |
Lm | 6.35 |
Comment | |
Morris Format | 2020 Feb 19.73 UT: m1=9.4, Dia.=4', DC=5, Tail: 7 arcmin, in PA 108 deg ...25.4-cm L (48x) ...Alexsandr Morozov (Sukhinichi, Russia) |