CometC/2013 US10 (Catalina)
UserAlexsandr Morozov
User`s nameAlexsandr Morozov
Observation's time (UT)2016-01-24 18:00
Toolмонокуляр 20x60
Observation's placeSukhinichi
Magnitude6.7
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodS - Sidgwick`s method
Coma diameter(')14
Tail's lengthNot set
Condensation3
Positional angle of tailNot set
Bortl's scaleNot set
Aperture6 cm
Focal length (mm)Not set
Type of toolB - Binoculars
Magnification20
Field of view (°)3
SQM-L in zenith
Light pollution zoneRed
Lm
Commentmoon light
Morris Format2016 Jan 24.75 UT: m1=6.7, Dia.=14', DC=3 ...6-cm B (20x) ...Alexsandr Morozov (Sukhinichi, Russia)