CometC/2018 Y1 (Iwamoto)
UserAlexsandr Morozov
User`s nameAlexsandr Morozov
Observation's time (UT)2019-03-23 18:10
Toolтелескоп SW 10 dob
Observation's placeSukhinichi
Magnitude9.4
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodS - Sidgwick`s method
Coma diameter(')8
Tail's lengthNot set
Condensation2
Positional angle of tailNot set
Bortl's scaleNot set
Aperture25.4 cm
Focal length (mm)1200
Type of toolL - Newtonian reflector
Magnification48
Field of view (°)0.83
SQM-L in zenith
Light pollution zoneGreen
Lm7.00
Comment
Morris Format2019 Mar 23.76 UT: m1=9.4, Dia.=8', DC=2 ...25.4-cm L (48x) ...Alexsandr Morozov (Sukhinichi, Russia)