CometC/2017 O1 (ASASSN)
UserAlexsandr Morozov
User`s nameAlexsandr Morozov
Observation's time (UT)2017-11-16 18:47
Toolтелескоп SW 130650 eq2
Observation's placeNovozybkov
Magnitude10.5
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodS - Sidgwick`s method
Coma diameter(')3
Tail's lengthNot set
Condensation1/
Positional angle of tailNot set
Bortl's scaleNot set
Aperture13 cm
Focal length (mm)650
Type of toolL - Newtonian reflector
Magnification103.2
Field of view (°)0.45
SQM-L in zenith
Light pollution zone
Lm6.10
Comment
Morris Format2017 Nov 16.78 UT: m1=10.5, Dia.=3', DC=1.5 ...13-cm L (103.2x) ...Alexsandr Morozov (Novozybkov, Russia)