CometC/2013 US10 (Catalina)
UserTottoro
User`s nameKirill Nezgoworow
Observation's time (UT)2016-02-17 04:30:00
ToolNewton 15 sm
Observation's placeShapshozero
Magnitude8.1
Comparison stars sourceTK - Tycho-2 Catalogue
MethodM - Morris`s method
Coma diameter(')7
Tail's lengthNot set
Condensation3
Positional angle of tailNot set
Bortl's scaleNot set
Aperture15 cm
Focal length (mm)1000
Type of toolL - Newtonian reflector
Magnification31.3
Field of view (°)1.6
SQM-L in zenith
Light pollution zoneGreen
Lm
Comment
Morris Format2016 Feb 17.19 UT: m1=8.1, Dia.=7', DC=3 ...15-cm L (31.3x) ...Kirill Nezgoworow (Shapshozero, Russia)