| Comet | C/1797 P1 (Bouvard-Herschel) |
|---|
| User | Olbers |
|---|
| User`s name | Heinrich Wilhelm Matthias Olbers |
|---|
| Observation's time (UT) | 1797-08-20 00:00 |
|---|
| Tool | Naked eye |
|---|
| Observation's place | Bremen |
|---|
| Magnitude | 5.5: |
|---|
| Comparison stars source | |
|---|
| Method | |
|---|
| Coma diameter(') | Not set |
|---|
| Tail's length | Not set |
|---|
| Condensation | |
|---|
| Positional angle of tail | Not set |
|---|
| Bortl's scale | Not set |
|---|
| Aperture | cm |
|---|
| Focal length (mm) | Not set |
|---|
| Type of tool | E - Naked eye |
|---|
| Magnification | Not set |
|---|
| Field of view (°) | Not set |
|---|
| SQM-L in zenith | Not set |
|---|
| Light pollution zone | |
|---|
| Lm | Not set |
|---|
| Comment | no tail observed |
|---|
| Morris Format | 1797 Aug 20. UT: m1=5.5:...Naked Eye ...Heinrich Wilhelm Matthias Olbers (Bremen, Germany) |
|---|
