CometC/2013 R1 (Lovejoy)
UserAlexsandr Morozov
User`s nameAlexsandr Morozov
Observation's time (UT)2013-12-02 16:15:00
Toolмонокуляр 20x60
Observation's placeSukhinichi
Magnitude4.8
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodS - Sidgwick`s method
Coma diameter(')10
Tail's length0.5°
Condensation6
Positional angle of tail325
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
Lm6
Commentmark fibrosity tail
Morris Format2013 Dec 2.68 UT: m1=4.8, Dia.=10', DC=6, Tail: 0.5 deg, in PA 325 deg ...6-cm B (20x) ...Alexsandr Morozov (Sukhinichi, Russia)