Comet | C/1989 W1 (Aarseth-Brewington)
|
User | LIN01 |
User`s name | |
Observation's time (UT) | 1989-11-25 18:00:00 |
Tool | Not set |
Observation's place | |
Magnitude | 7.9 |
Comparison stars source | |
Method | B - Bobrovnikoff`s method |
Coma diameter(') | 2.5 |
Tail's length | Not set |
Condensation | 4 |
Positional angle of tail | Not set |
Bortl's scale | Not set |
Aperture | 14 cm |
Focal length (mm) | 0 |
Type of tool | S - Schmidt-Newtonian telescope |
Magnification | 25 |
Field of view (°) | Not set |
SQM-L in zenith | Not set |
Light pollution zone | |
Lm | Not set |
Comment | |
Morris Format | 1989 Nov 25.75 UT: m1=7.9, Dia.=2.5', DC=4 ...14-cm (25x) ... (, ) |