Comet | C/2013 US10 (Catalina) |
---|---|
User | antares48 |
User`s name | P. Jordanov |
Observation's time (UT) | 2015-12-18 03:00 |
Tool | Bresser 150/750 |
Observation's place | Dimitrovgrad-Brod |
Magnitude | 6.2 |
Comparison stars source | HJ - Magnitudes in the Hipparcos photometric system |
Method | S - Sidgwick`s method |
Coma diameter(') | 5.5 |
Tail's length | Not set |
Condensation | 4 |
Positional angle of tail | Not set |
Bortl's scale | 5 |
Aperture | 15 cm |
Focal length (mm) | 750 |
Type of tool | L - Newtonian reflector |
Magnification | 23.4 |
Field of view (°) | 2.22 |
SQM-L in zenith | |
Light pollution zone | Green |
Lm | 5.5 |
Comment | |
Morris Format | 2015 Dec 18.13 UT: m1=6.2, Dia.=5.5', DC=4 ...15-cm L (23.4x) ...P. Jordanov (Dimitrovgrad-Brod, Bulgaria) |