| Comet | 46P/Wirtanen |
|---|---|
| User | Marco Goiato |
| User`s name | Marco Antonio Coelho Goiato |
| Observation's time (UT) | 2018-12-12 01:45:00 |
| Tool | Naked Eye |
| Observation's place | Araçatuba |
| Magnitude | 3.8 |
| Comparison stars source | YG - Yale Bright Star Catalogue |
| Method | I - Variable stars (without defocusing) |
| Coma diameter(') | >90 |
| Tail's length | Not set |
| Condensation | 3/ |
| 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 | |
| Light pollution zone | Green |
| Lm | |
| Comment | |
| Morris Format | 2018 Dec 12.07 UT: m1=3.8, Dia.=>90', DC=3.5...Naked Eye ...Marco Antonio Coelho Goiato (Araçatuba, Brazil) |
