Comet 252P/LINEAR
UserCastor 98
User`s nameMarek Biely
Observation's time (UT)2016-06-06 21:25:00
Tool20x80 binoculars
Observation's placeBrno (244 m a.s.l.)
Magnitude[10.7
Comparison stars sourceTK - Tycho-2 Catalogue
Method
Coma diameter(')1.9
Tail's lengthNot set
Condensation
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 zenith
Light pollution zone
Lm
CommentIt must have faded out very rapidly as there was no sign of comet in predicted position. Fainter than 10.7 mag. Slight interference of astronomical twilight.
Morris Format2016 Jun 6.89 UT: m1=[10.7, Dia.=1.9' ...8-cm B (20x) ...Marek Biely (Brno (244 m a.s.l.), Czech Republic)