CometC/2013 US10 (Catalina)
UserSd-mail
User`s nameDanil Sidorko
Observation's time (UT)2016-03-13 17:30
ToolSW10Dob
Observation's placeKorenovsk
Magnitude9.9
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodM - Morris`s method
Coma diameter(')3.5
Tail's lengthNot set
Condensation4/
Positional angle of tailNot set
Bortl's scaleNot set
Aperture25.5 cm
Focal length (mm)1200
Type of toolL - Newtonian reflector
Magnification70.6
Field of view (°)0.96
SQM-L in zenith
Light pollution zoneOrange
Lm
Comment
Morris Format2016 Mar 13.73 UT: m1=9.9, Dia.=3.5', DC=4.5 ...25.5-cm L (70.6x) ...Danil Sidorko (Korenovsk, Russia)