CometC/2014 Q2 (Lovejoy)
UserSergey-B
User`s nameSergey Bezruchenko
Observation's time (UT)2015-01-13 10:30
ToolSW DOB 200/1000
Observation's placeс.Чугуевка
Magnitude4
Comparison stars sourceAE - Planetary magnitudes from the American Ephemeris and Nautical Almanac
MethodM - Morris`s method
Coma diameter(')20
Tail's length1.3°
Condensation6
Positional angle of tailNot set
Bortl's scaleNot set
Aperture20 cm
Focal length (mm)1000
Type of toolL - Newtonian reflector
Magnification40
Field of view (°)1.3
SQM-L in zenithNot set
Light pollution zoneGreen
Lm5.5
Comment
Morris Format2015 Jan 13.44 UT: m1=4, Dia.=20', DC=6, Tail: 1.3 deg ...20-cm L (40x) ...Sergey Bezruchenko (с.Чугуевка, Россия)