Comet 15P/Finlay
UserCastor 98
User`s nameMarek Biely
Observation's time (UT)2015-01-13 17:02:00
Tool20x80 binoculars
Observation's placeBrno (244 m a.s.l.)
Magnitude9.7
Comparison stars sourceTK - Tycho-2 Catalogue
MethodM - Morris`s method
Coma diameter(')3
Tail's lengthNot set
Condensation4/
Positional angle of tailNot set
Bortl's scaleNot set
Aperture8 cm
Focal length (mm)Not set
Type of toolB - Binoculars
Magnification20
Field of view (°)2.5
SQM-L in zenithNot set
Light pollution zone
LmNot set
CommentBetter visible than last time.
Morris Format2015 Jan 13.71 UT: m1=9.7, Dia.=3', DC=4.5 ...8-cm B (20x) ...Marek Biely (Brno (244 m a.s.l.), Czech Republic)