Comet 78P/Gehrels
UserOutbackmanyep
User`s nameChris Wyatt
Observation's time (UT)2011-09-27 10:04:00
ToolNot set
Observation's place
Magnitude12.2
Comparison stars sourceAU - ASAS-3 V magnitudes
MethodM - Morris`s method
Coma diameter(')2.1
Tail's lengthNot set
Condensation6
Positional angle of tailNot set
Bortl's scaleNot set
Aperture25 cm
Focal length (mm)1250
Type of toolL - Newtonian reflector
Magnification39
Field of view (°)Not set
SQM-L in zenithNot set
Light pollution zone
LmNot set
Comment
Morris Format2011 Sep 27.42 UT: m1=12.2, Dia.=2.1', DC=6 ...25-cm (39x) ...Chris Wyatt (, )