| Comet | C/2018 Y1 (Iwamoto) |
|---|---|
| User | Marco Goiato |
| User`s name | Marco Antonio Coelho Goiato |
| Observation's time (UT) | 2019-02-07 03:00:00 |
| Tool | 7 x 50 B |
| Observation's place | Araçatuba |
| Magnitude | 6.7 |
| Comparison stars source | TK - Tycho-2 Catalogue |
| Method | S - Sidgwick`s method |
| Coma diameter(') | 20 |
| Tail's length | Not set |
| Condensation | 4 |
| Positional angle of tail | Not set |
| Bortl's scale | Not set |
| Aperture | 5 cm |
| Focal length (mm) | Not set |
| Type of tool | B - Binoculars |
| Magnification | 7 |
| Field of view (°) | 6 |
| SQM-L in zenith | |
| Light pollution zone | Yellow |
| Lm | |
| Comment | By using 20 x 100 B: tail with 20 arcmin in PA: 295° |
| Morris Format | 2019 Feb 7.13 UT: m1=6.7, Dia.=20', DC=4 ...5-cm B (7x) ...Marco Antonio Coelho Goiato (Araçatuba, Brazil) |
