Observation's detail view

Comet 21P/Giacobini-Zinner
UserAlexsandr Morozov
User`s name
Observation's time (UT)2018-07-04 21:31
Toolтелескоп SW 10 dob
Observation's placeSukhinichi
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodS - Sidgwick`s method
Magnitude11.3
Coma diameter(')1
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
Magnification120
Field of view (°)0.42
SQM-L in zenith
Light pollution zoneGreen
Lm
Comment
Morris Format2018 Jul 4.9 UT: m1=11.3, Dia.=1', DC=4 ...25.4-cm L (120x) ...Alexsandr Morozov (Sukhinichi, Russia)