CometC/2013 US10 (Catalina)
UserAlexsandr Morozov
User`s nameAlexsandr Morozov
Observation's time (UT)2016-02-17 18:06
Toolтелескоп SW 130650 eq2
Observation's place4
Magnitude8.9
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodS - Sidgwick`s method
Coma diameter(')10
Tail's lengthNot set
Condensation3
Positional angle of tailNot set
Bortl's scaleNot set
Aperture13 cm
Focal length (mm)650
Type of toolL - Newtonian reflector
Magnification26
Field of view (°)1.54
SQM-L in zenith
Light pollution zoneGreen
Lm
Commentmoon 0.76
Morris Format2016 Feb 17.75 UT: m1=8.9, Dia.=10', DC=3 ...13-cm L (26x) ...Alexsandr Morozov (4, )