CometC/2014 Q2 (Lovejoy)
UserCastor 98
User`s nameMarek Biely
Observation's time (UT)2015-05-18 21:54:00
Tool7.6cm, f/4 reflector
Observation's placeBrno (205 m a.s.l.)
Magnitude7.7
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodM - Morris`s method
Coma diameter(')6
Tail's lengthNot set
Condensation4/
Positional angle of tailNot set
Bortl's scaleNot set
Aperture7.6 cm
Focal length (mm)300
Type of toolL - Newtonian reflector
Magnification15
Field of view (°)3.33
SQM-L in zenith
Light pollution zone
LmNot set
CommentAlready without visible tail, but still very easy and bright object.
Morris Format2015 May 18.91 UT: m1=7.7, Dia.=6', DC=4.5 ...7.6-cm L (15x) ...Marek Biely (Brno (205 m a.s.l.), Czech Republic)