Comet46P/Wirtanen
UserMarco Goiato
User`s nameMarco Antonio Coelho Goiato
Observation's time (UT)2018-11-05 03:45:00
Tool7 x 50 B
Observation's placeAraçatuba
Magnitude7.9
Comparison stars sourceTK - Tycho-2 Catalogue
MethodS - Sidgwick`s method
Coma diameter(')18
Tail's lengthNot set
Condensation2
Positional angle of tailNot set
Bortl's scaleNot set
Aperture5 cm
Focal length (mm)Not set
Type of toolB - Binoculars
Magnification7
Field of view (°)6
SQM-L in zenith
Light pollution zoneYellow
Lm
Comment
Morris Format2018 Nov 5.16 UT: m1=7.9, Dia.=18', DC=2 ...5-cm B (7x) ...Marco Antonio Coelho Goiato (Araçatuba, Brazil)