Comet C/2017 T1 (Heinze)
UserJerzy Bohusz
User`s nameJerzy Bohusz
Observation's time (UT)2018-01-08 20:23:00
ToolTNAk 250 mm
Observation's placeMyślin
Magnitude10.6
Comparison stars sourceTK - Tycho-2 Catalogue
MethodS - Sidgwick`s method
Coma diameter(')2.5
Tail's lengthNot set
Condensation2
Positional angle of tailNot set
Bortl's scaleNot set
Aperture25 cm
Focal length (mm)1175
Type of toolL - Newtonian reflector
Magnification90.4
Field of view (°)0.72
SQM-L in zenith
Light pollution zone
Lm
Comment
Morris Format2018 Jan 8.85 UT: m1=10.6, Dia.=2.5', DC=2 ...25-cm L (90.4x) ...Jerzy Bohusz (Myślin, Poland)