Comet 67P/Churyumov-Gerasimenko
UserAlexsandr Morozov
User`s nameAlexsandr Morozov
Observation's time (UT)2021-10-16 01:20
Toolтелескоп SW 10 dob
Observation's placeNovozybkov
Magnitude10.6
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodM - Morris`s method
Coma diameter(')1.3
Tail's length3'
Condensation6
Positional angle of tail285
Bortl's scaleNot set
Aperture25.4 cm
Focal length (mm)1200
Type of toolL - Newtonian reflector
Magnification171.4
Field of view (°)0.48
SQM-L in zenith
Light pollution zoneGreen
Lm
Comment
Morris Format2021 Oct 16.06 UT: m1=10.6, Dia.=1.3', DC=6, Tail: 3 arcmin, in PA 285 deg ...25.4-cm L (171.4x) ...Alexsandr Morozov (Novozybkov, Russia)