Observation's detail view

Comet 21P/Giacobini-Zinner
UserAlexsandr Morozov
User`s name
Observation's time (UT)2018-08-08 19:36
Toolтелескоп SW 10 dob
Observation's placeSukhinichi
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodM - Morris`s method
Magnitude8.4
Coma diameter(')5
Tail's length7
Condensation6
Positional angle of tail255
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 Aug 8.82 UT: m1=8.4, Dia.=5', DC=6, Tail: 7 arcmin, in PA 255 deg ...25.4-cm L (48x) ...Alexsandr Morozov (Sukhinichi, Russia)