Comet2P/Encke
UserAquarellia
User`s nameDeconinck Michel
Observation's time (UT)2017-01-17 18:05
ToolBresser 152 f8
Observation's placeArtignosc backyard
Magnitude12.5:
Comparison stars sourceTK - Tycho-2 Catalogue
MethodI - Variable stars (without defocusing)
Coma diameter(')&10
Tail's lengthNot set
Condensations2
Positional angle of tailNot set
Bortl's scale2
Aperture6 '
Focal length (mm)1200
Type of toolR - Refractor
Magnification120
Field of view (°)0.6
SQM-L in zenith
Light pollution zoneGray
Lm
CommentDifficult, only averted vision. A sketch was made to confirm
Morris Format2017 Jan 17.75 UT: m1=12.5:, Dia.=&10', DC=2 ...6-cm R (120x) ...Deconinck Michel (Artignosc backyard, France)