| Comet | P/2009 Q4 (Boattini) |
|---|---|
| User | Marco Goiato |
| User`s name | Marco Antonio Coelho Goiato |
| Observation's time (UT) | 2009-12-18 06:00:00 |
| Tool | Telescópio |
| Observation's place | Araçatuba |
| Magnitude | 12.7 |
| Comparison stars source | AU - ASAS-3 V magnitudes |
| Method | M - Morris`s method |
| Coma diameter(') | 0.7 |
| Tail's length | Not set |
| Condensation | 5 |
| Positional angle of tail | Not set |
| Bortl's scale | Not set |
| Aperture | 220 cm |
| Focal length (mm) | 1440 |
| Type of tool | L - Newtonian reflector |
| Magnification | 160 |
| Field of view (°) | Not set |
| SQM-L in zenith | Not set |
| Light pollution zone | |
| Lm | Not set |
| Comment | |
| Morris Format | 2009 Dec 18.25 UT: m1=12.7, Dia.=0.7', DC=5 ...220-cm L (160x) ...Marco Antonio Coelho Goiato (Araçatuba, Brazil) |
