CometC/2015 F4 (Jacques)
UserNorm
User`s nameNeil Norman
Observation's time (UT)2015-09-09 22:19:00
ToolTelescope
Observation's placeIpswich
Magnitude10.9
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodS - Sidgwick`s method
Coma diameter(')2
Tail's lengthNot set
Condensation5
Positional angle of tailNot set
Bortl's scaleNot set
Aperture11.4 cm
Focal length (mm)8
Type of toolL - Newtonian reflector
MagnificationNot set
Field of view (°)Not set
SQM-L in zenith
Light pollution zone
Lm6
Comment
Morris Format2015 Sep 9.93 UT: m1=10.9, Dia.=2', DC=5 ...11.4-cm L ...Neil Norman (Ipswich, England)