CometC/2017 S3 (PANSTARRS)
UserArtom
User`s nameArtyom Novichonok
Observation's time (UT)2018-07-03 20:30
ToolCelestron 6''
Observation's placeSimeiz observatory
Magnitude9.3
Comparison stars sourceAQ - APASS catalog
MethodM - Morris`s method
Coma diameter(')3.5
Tail's lengthNot set
Condensation3/
Positional angle of tailNot set
Bortl's scale4.5
Aperture15 cm
Focal length (mm)750
Type of toolL - Newtonian reflector
Magnification50
Field of view (°)1.2
SQM-L in zenith20.8
Light pollution zoneGreen
Lm
Comment
Morris Format2018 Jul 3.85 UT: m1=9.3, Dia.=3.5', DC=3.5 ...15-cm L (50x) ...Artyom Novichonok (Simeiz observatory, Russia)