CometC/2013 US10 (Catalina)
Usernikgus
User`s nameНиколай Гусев
Observation's time (UT)2016-01-11 04:05:00
ToolБПЦ 10*50
Observation's placeЗаволжск
Magnitude6.4
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodB - Bobrovnikoff`s method
Coma diameter(')>9
Tail's lengthNot set
Condensations4
Positional angle of tailNot set
Bortl's scaleNot set
Aperture5 cm
Focal length (mm)Not set
Type of toolB - Binoculars
Magnification10
Field of view (°)6
SQM-L in zenith
Light pollution zoneGreen
Lm
Comment
Morris Format2016 Jan 11.17 UT: m1=6.4, Dia.=>9', DC=4 ...5-cm B (10x) ...Николай Гусев (Заволжск, Россия)