Comet88P/Howell
UserMarco Goiato
User`s nameMarco Antonio Coelho Goiato
Observation's time (UT)2015-04-21 07:59:00
ToolTelescópio
Observation's placeAraçatuba
Magnitude9.3
Comparison stars sourceTK - Tycho-2 Catalogue
MethodM - Morris`s method
Coma diameter(')5
Tail's lengthNot set
Condensation4/
Positional angle of tailNot set
Bortl's scaleNot set
Aperture22 cm
Focal length (mm)1440
Type of toolL - Newtonian reflector
Magnification57.6
Field of view (°)0
SQM-L in zenith
Light pollution zoneYellow
LmNot set
CommentClouds
Morris Format2015 Apr 21.33 UT: m1=9.3, Dia.=5', DC=4.5 ...22-cm L (57.6x) ...Marco Antonio Coelho Goiato (Araçatuba, Brazil)