Observation's detail view

Comet 41P/Tuttle-Giacobini-Kresak
UserKoalin
User`s name
Observation's time (UT)2017-05-16 22:35
ToolSky-Watcher 12 Inch Dobsonian Telescope
Observation's placeДеревня Dindos, Ignalinos район, Литва
Comparison stars sourceTK - Tycho-2 Catalogue
MethodM - Morris`s method
Magnitude9.5
Coma diameter(')2.5
Tail's lengthNot set
Condensation4.5
Positional angle of tailNot set
Bortl's scaleNot set
Aperture30.5
Focal length (mm)1500
Type of toolL - Newtonian reflector
Magnification123.3
Field of view (°)0.58
SQM-L in zenith
Light pollution zone
Lm
CommentУдивился насколько маленькая и легко заметная. Солнце - 14°
Morris Format2017 May 16.94 UT: m1=9.5, Dia.=2.5', DC=4.5 ...30.5-cm L (123.3x) ...Darius Gasiūnas (Деревня Dindos, Ignalinos район, Литва, )