Observation's detail view

Comet88P/Howell
UserMarco Goiato
User`s name
Observation's time (UT)2009-12-20 23:15:00
ToolTelescópio
Observation's placeAraçatuba
Comparison stars sourceAU - ASAS-3 V magnitudes
MethodS - Sidgwick`s method
Magnitude:9.7
Coma diameter(')3
Tail's lengthNot set
Condensation4
Positional angle of tailNot set
Bortl's scaleNot set
Aperture220
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 Format2009 Dec 20.97 UT: m1=9.7:, Dia.=3', DC=4 ...220-cm L (160x) ...Marco Antonio Coelho Goiato (Araçatuba, Brazil)