CometC/2015 F5 (SWAN-Xingming)
UserCastor 98
User`s nameMarek Biely
Observation's time (UT)2015-04-24 20:07:00
Tool7.6cm, f/4 reflector
Observation's placeBrno (205 m a.s.l.)
Magnitude10.4
Comparison stars sourceTK - Tycho-2 Catalogue
MethodS - Sidgwick`s method
Coma diameter(')2.3
Tail's lengthNot set
Condensation2/
Positional angle of tailNot set
Bortl's scaleNot set
Aperture7.6 cm
Focal length (mm)300
Type of toolL - Newtonian reflector
Magnification37.5
Field of view (°)1.6
SQM-L in zenith
Light pollution zone
LmNot set
CommentIt became fainter and more diffuse within several days. Slight interference of moonlight.
Morris Format2015 Apr 24.84 UT: m1=10.4, Dia.=2.3', DC=2.5 ...7.6-cm L (37.5x) ...Marek Biely (Brno (205 m a.s.l.), Czech Republic)