Comet 252P/LINEAR
UserPeter_Pskov
User`s namePetr Mitrofanov
Observation's time (UT)2016-04-30 21:37
ToolSkywatcher BKP25012
Observation's placePalkino
Magnitude7.1
Comparison stars sourceTK - Tycho-2 Catalogue
MethodM - Morris`s method
Coma diameter(')10
Tail's lengthNot set
Condensation1/
Positional angle of tailNot set
Bortl's scaleNot set
Aperture25.4 cm
Focal length (mm)1200
Type of toolL - Newtonian reflector
Magnification42.9
Field of view (°)0
SQM-L in zenith
Light pollution zoneBlue
Lm
Comment
Morris Format2016 Apr 30.9 UT: m1=7.1, Dia.=10', DC=1.5 ...25.4-cm L (42.9x) ...Petr Mitrofanov (Palkino, Russia)