CometC/2017 T2 (PANSTARRS)
UserAlexsandr Morozov
User`s nameAlexsandr Morozov
Observation's time (UT)2019-12-16 17:30
Toolтелескоп SW 10 dob
Observation's placeNovozybkov
Magnitude10.2
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodM - Morris`s method
Coma diameter(')3
Tail's length5'
Condensation6/
Positional angle of tail190
Bortl's scaleNot set
Aperture25.4 cm
Focal length (mm)1200
Type of toolL - Newtonian reflector
Magnification48
Field of view (°)0.83
SQM-L in zenith
Light pollution zoneGreen
Lm6.71
Comment
Morris Format2019 Dec 16.73 UT: m1=10.2, Dia.=3', DC=6.5, Tail: 5 arcmin, in PA 190 deg ...25.4-cm L (48x) ...Alexsandr Morozov (Novozybkov, Russia)