CometC/2013 R1 (Lovejoy)
UserAlexsandr Morozov
User`s nameAlexsandr Morozov
Observation's time (UT)2013-12-06 17:00:00
Toolмонокуляр 20x60
Observation's placeSukhinichi
Magnitude5.1
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodS - Sidgwick`s method
Coma diameter(')15
Tail's length0.5°
Condensation6
Positional angle of tail335
Bortl's scaleNot set
Aperture6 cm
Focal length (mm)Not set
Type of toolB - Binoculars
Magnification20
Field of view (°)3
SQM-L in zenithNot set
Light pollution zone
Lm4.8
CommentComet of height 15 degrees, haze in atmosphere. Structure of the tail is not seen.
Morris Format2013 Dec 6.71 UT: m1=5.1, Dia.=15', DC=6, Tail: 0.5 deg, in PA 335 deg ...6-cm B (20x) ...Alexsandr Morozov (Sukhinichi, Russia)