Comet 67P/Churyumov-Gerasimenko
UserAlexsandr Morozov
User`s nameAlexsandr Morozov
Observation's time (UT)2021-10-07 21:15
Toolтелескоп SW 10 dob
Observation's placeNovozybkov
Magnitude11.3
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodM - Morris`s method
Coma diameter(')1.5
Tail's length3'
Condensation5
Positional angle of tail260
Bortl's scaleNot set
Aperture25.4 cm
Focal length (mm)1200
Type of toolL - Newtonian reflector
Magnification120
Field of view (°)0.42
SQM-L in zenith
Light pollution zoneGreen
Lm
Comment
Morris Format2021 Oct 7.89 UT: m1=11.3, Dia.=1.5', DC=5, Tail: 3 arcmin, in PA 260 deg ...25.4-cm L (120x) ...Alexsandr Morozov (Novozybkov, Russia)