CometC/2013 R1 (Lovejoy)
UserAlexsandr Morozov
User`s nameAlexsandr Morozov
Observation's time (UT)2013-12-29 02:30:00
Toolмонокуляр 20x60
Observation's place5
Magnitude6
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodS - Sidgwick`s method
Coma diameter(')6
Tail's length0.5°
Condensation7
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
Lm6.4
Comment
Morris Format2013 Dec 29.1 UT: m1=6, Dia.=6', DC=7, Tail: 0.5 deg, in PA 325 deg ...6-cm B (20x) ...Alexsandr Morozov (5, )