Comet 41P/Tuttle-Giacobini-Kresak
UserPeter_Pskov
User`s namePetr Mitrofanov
Observation's time (UT)2017-03-29 23:36
ToolSkywatcher BKP25012
Observation's placePalkino
Magnitude8.8
Comparison stars sourceTK - Tycho-2 Catalogue
MethodM - Morris`s method
Coma diameter(')10
Tail's length4'
Condensation4/
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 Format2017 Mar 29.98 UT: m1=8.8, Dia.=10', DC=4.5, Tail: 4 arcmin ...25.4-cm L (42.9x) ...Petr Mitrofanov (Palkino, Russia)