Comet46P/Wirtanen
UserMarco Goiato
User`s nameMarco Antonio Coelho Goiato
Observation's time (UT)2007-12-16 23:59:00
ToolTelescópio
Observation's placeAraçatuba
Magnitude10.6
Comparison stars sourceAU - ASAS-3 V magnitudes
MethodS - Sidgwick`s method
Coma diameter(')4
Tail's lengthNot set
Condensation3
Positional angle of tailNot set
Bortl's scaleNot set
Aperture220 cm
Focal length (mm)1440
Type of toolL - Newtonian reflector
Magnification160
Field of view (°)Not set
SQM-L in zenithNot set
Light pollution zone
LmNot set
Comment
Morris Format2007 Dec 16. UT: m1=10.6, Dia.=4', DC=3 ...220-cm L (160x) ...Marco Antonio Coelho Goiato (Araçatuba, Brazil)