| 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 | Not set |
|---|
| Comparison stars source | |
|---|
| Method | B - Bobrovnikoff`s method |
|---|
| Magnitude | 7.9 |
|---|
| Coma diameter(') | 2.5 |
|---|
| Tail's length | Not set |
|---|
| Condensation | 4 |
|---|
| Positional angle of tail | Not set |
|---|
| Bortl's scale | Not set |
|---|
| Aperture | 14 |
|---|
| 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) ... (, ) |
|---|
