Observation's detail view

Comet 21P/Giacobini-Zinner
UserAlexsandr Morozov
User`s name
Observation's time (UT)2018-10-12 02:00
Toolтелескоп SW 10 dob
Observation's placeSukhinichi
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodS - Sidgwick`s method
Magnitude9.6
Coma diameter(')3
Tail's lengthNot set
Condensation4
Positional angle of tailNot set
Bortl's scaleNot set
Aperture25.4
Focal length (mm)1200
Type of toolL - Newtonian reflector
Magnification48
Field of view (°)0.83
SQM-L in zenith
Light pollution zoneGreen
Lm6.48
Comment
Morris Format2018 Oct 12.08 UT: m1=9.6, Dia.=3', DC=4 ...25.4-cm L (48x) ...Alexsandr Morozov (Sukhinichi, Russia)