Observation's detail view

Comet 21P/Giacobini-Zinner
Userantares48
User`s name
Observation's time (UT)2018-08-12 19:50
ToolBresser 150/750
Observation's placeDimitrovgrad-Brod
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodS - Sidgwick`s method
Magnitude8.0
Coma diameter(')6
Tail's lengthNot set
Condensation5
Positional angle of tailNot set
Bortl's scale5
Aperture15
Focal length (mm)750
Type of toolL - Newtonian reflector
Magnification28.8
Field of view (°)1.74
SQM-L in zenith
Light pollution zoneGreen
Lm6.2
Comment
Morris Format2018 Aug 12.83 UT: m1=8.0, Dia.=6', DC=5 ...15-cm L (28.8x) ...P. Jordanov (Dimitrovgrad-Brod, Bulgaria)