Comet 38P/Stephan-Oterma
UserAlexsandr Morozov
User`s nameAlexsandr Morozov
Observation's time (UT)2018-10-07 00:26
Toolтелескоп SW 10 dob
Observation's placeSukhinichi
Magnitude11.1
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodS - Sidgwick`s method
Coma diameter(')1.7
Tail's lengthNot set
Condensation3/
Positional angle of tailNot set
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 Format2018 Oct 7.02 UT: m1=11.1, Dia.=1.7', DC=3.5 ...25.4-cm L (120x) ...Alexsandr Morozov (Sukhinichi, Russia)