Comet | 12P/Pons-Brooks |
---|---|
User | Alexsandr Morozov |
User`s name | Alexsandr Morozov |
Observation's time (UT) | 2023-07-21 22:20 |
Tool | телескоп SW 10 dob |
Observation's place | Novozybkov |
Magnitude | 11.2 |
Comparison stars source | HJ - Magnitudes in the Hipparcos photometric system |
Method | M - Morris`s method |
Coma diameter(') | 0.3 |
Tail's length | Not set |
Condensation | 8/ |
Positional angle of tail | Not set |
Bortl's scale | Not set |
Aperture | 25.4 cm |
Focal length (mm) | 1200 |
Type of tool | L - Newtonian reflector |
Magnification | 171.4 |
Field of view (°) | 0.48 |
SQM-L in zenith | |
Light pollution zone | Green |
Lm | |
Comment | |
Morris Format | 2023 Jul 21.93 UT: m1=11.2, Dia.=0.3', DC=8.5 ...25.4-cm L (171.4x) ...Alexsandr Morozov (Novozybkov, Russia) |