Comet 64P/Swift-Gehrels
Usernikgus
User`s nameНиколай Гусев
Observation's time (UT)2018-12-01 23:00:00
Tool Celestron SkyMaster 25*100
Observation's placeЗаволжск
Magnitude9.4:
Comparison stars sourceTK - Tycho-2 Catalogue
MethodB - Bobrovnikoff`s method
Coma diameter(')&3
Tail's lengthNot set
Condensation5
Positional angle of tailNot set
Bortl's scaleNot set
Aperture10 cm
Focal length (mm)Not set
Type of toolB - Binoculars
Magnification25
Field of view (°)3
SQM-L in zenith
Light pollution zoneGreen
Lm
Comment
Morris Format2018 Dec 1.96 UT: m1=9.4:, Dia.=&3', DC=5 ...10-cm B (25x) ...Николай Гусев (Заволжск, Россия)