Observation's detail view

Comet77P/Longmore
Userseiichi
User`s name
Observation's time (UT)2016-05-02 11:45:00
ToolNot set
Observation's placeNot set
Comparison stars sourceAU - ASAS-3 V magnitudes
MethodS - Sidgwick`s method
Magnitude13.4
Coma diameter(')0.7
Tail's lengthNot set
Condensation3
Positional angle of tailNot set
Bortl's scaleNot set
Aperture40
Focal length (mm)1600
Type of toolL - Newtonian reflector
Magnification257
Field of view (°)Not set
SQM-L in zenithNot set
Light pollution zone
LmNot set
Comment
Morris Format2016 May 2.49 UT: m1=13.4, Dia.=0.7', DC=3 ...40-cm (257x) ...Seiichi Yoshida (, )