Comet 45P/Honda-Mrkos-Pajdusakova
UserPeter_Pskov
User`s namePetr Mitrofanov
Observation's time (UT)2017-02-07 04:00
ToolBresser 20x80
Observation's placeMuhino
Magnitude7.8
Comparison stars sourceTK - Tycho-2 Catalogue
MethodM - Morris`s method
Coma diameter(')17
Tail's lengthNot set
Condensation1
Positional angle of tailNot set
Bortl's scaleNot set
Aperture8 cm
Focal length (mm)Not set
Type of toolB - Binoculars
Magnification20
Field of view (°)3.2
SQM-L in zenith
Light pollution zoneGreen
Lm
Comment
Morris Format2017 Feb 7.17 UT: m1=7.8, Dia.=17', DC=1 ...8-cm B (20x) ...Petr Mitrofanov (Muhino, Russia)