CometC/2013 US10 (Catalina)
UserSergey Shurpakov
User`s nameSergey Shurpakov
Observation's time (UT)2015-12-29 04:33:00
ToolБинокль 8х30
Observation's place
Magnitude6.4
Comparison stars sourceAE - Planetary magnitudes from the American Ephemeris and Nautical Almanac
MethodM - Morris`s method
Coma diameter(')
Tail's lengthNot set
Condensation4
Positional angle of tailNot set
Bortl's scaleNot set
Aperture30 mm
Focal length (mm)Not set
Type of toolB - Binoculars
Magnification8
Field of view (°)Not set
SQM-L in zenith
Light pollution zone
Lm
Comment
Morris Format2015 Dec 29.19 UT: m1=6.4, DC=4 ...30-cm B (8x) ...Sergey Shurpakov (, )