Comet 48P/Johnson
UserArtom
User`s nameArtyom Novichonok
Observation's time (UT)2018-07-22 00:00:00
ToolCelestron 6''
Observation's placeSimeiz observatory
Magnitude[11.5
Comparison stars sourceAQ - APASS catalog
Method
Coma diameter(')
Tail's lengthNot set
Condensation
Positional angle of tailNot set
Bortl's scale4.5
Aperture15 cm
Focal length (mm)750
Type of toolL - Newtonian reflector
Magnification115.4
Field of view (°)0.52
SQM-L in zenith20.95
Light pollution zoneGreen
Lm
Comment
Morris Format2018 Jul 22. UT: m1=[11.5 ...15-cm L (115.4x) ...Artyom Novichonok (Simeiz observatory, Russia)