CometC/2013 US10 (Catalina)
UserPeter_Pskov
User`s namePetr Mitrofanov
Observation's time (UT)2015-12-08 04:18
ToolCelestron SkyMaster 15x70
Observation's placeKuznetsovo Pskov Region
Magnitude6.4
Comparison stars sourceTK - Tycho-2 Catalogue
MethodM - Morris`s method
Coma diameter(')5
Tail's lengthNot set
Condensation6
Positional angle of tailNot set
Bortl's scaleNot set
Aperture7 cm
Focal length (mm)Not set
Type of toolB - Binoculars
Magnification15
Field of view (°)4.4
SQM-L in zenith
Light pollution zoneGreen
Lm
Comment
Morris Format2015 Dec 8.18 UT: m1=6.4, Dia.=5', DC=6 ...7-cm B (15x) ...Petr Mitrofanov (Kuznetsovo Pskov Region, Russia)