Comet46P/Wirtanen
UserKoalin
User`s nameDarius Gasiūnas
Observation's time (UT)2019-02-07 02:00
ToolИскатель Ali
Observation's placeДеревня Dindos, Ignalinos район, Литва
Magnitude8.7
Comparison stars sourceTK - Tycho-2 Catalogue
MethodM - Morris`s method
Coma diameter(')8
Tail's lengthNot set
Condensation3
Positional angle of tailNot set
Bortl's scaleNot set
Aperture6 cm
Focal length (mm)240
Type of toolR - Refractor
Magnification17.1
Field of view (°)4.21
SQM-L in zenith
Light pollution zone
Lm
Comment
Morris Format2019 Feb 7.08 UT: m1=8.7, Dia.=8', DC=3 ...6-cm R (17.1x) ...Darius Gasiūnas (Деревня Dindos, Ignalinos район, Литва, )