CometC/2014 Q2 (Lovejoy)
Usermarkwatson
User`s nameMark Watson
Observation's time (UT)2015-03-01 20:45
ToolTelescope
Observation's placeThame,Oxfordshire
Magnitude5.6
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodM - Morris`s method
Coma diameter(')10
Tail's length0.5°
Condensation5/
Positional angle of tail70
Bortl's scaleNot set
Aperture10.2 cm
Focal length (mm)500
Type of toolR - Refractor
MagnificationNot set
Field of view (°)Not set
SQM-L in zenith
Light pollution zone
LmNot set
CommentInterference from 87% moon.
Morris Format2015 Mar 1.86 UT: m1=5.6, Dia.=10', DC=5.5, Tail: 0.5 deg, in PA 70 deg ...10.2-cm R ...Mark Watson (Thame,Oxfordshire, UK)