Comet88P/Howell
UserPiotr Guzik
User`s namePiotr Guzik
Observation's time (UT)2015-09-10 00:14:00
ToolNot set
Observation's place
Magnitude12.5
Comparison stars sourceAQ - APASS catalog
MethodS - Sidgwick`s method
Coma diameter(')2
Tail's lengthNot set
Condensation1
Positional angle of tailNot set
Bortl's scaleNot set
Aperture32.6 cm
Focal length (mm)1630
Type of toolL - Newtonian reflector
Magnification67
Field of view (°)Not set
SQM-L in zenithNot set
Light pollution zone
LmNot set
Comment
Morris Format2015 Sep 10.01 UT: m1=12.5, Dia.=2', DC=1 ...32.6-cm (67x) ...Piotr Guzik (, )