Comet Churyumov-Gerasimenko on Feb 4, 2022


Date & Time: Feb 4 2022, from 24:48 to 25:09 JST(+0900)
Composed 6 shots with 4 minutes exposed
Optical: Meade 25cm(10") Schmidt-Cassegrain with conversion lens (f=1600mm, F6.3)
with BaaderPlanetarium Moon&Skyglow filter
Auto-guided with Meade LX200 Equatorial & Lacerta M-GEN
Digital Camera: Nikon D810A
Location: Ooizumi, Hokuto city, Yamanashi pref.

Camera Settings: Recording Format...14bit CCD-RAW, converted to 16bit TIFF(4080×4080)
Device Size...20×20mm
Sensitivity...ISO4000, White Balance...Daylight


The comet Churyumov-Gerasimenko in that day positioned at 4 degrees west of ι-Cnc around the zenith in midnight. I could observe a 10th magnitude coma and a straight dust tail stretched in west direction. The comet has missed the greenish ionized composition while a fan-like light has distributed in west side.
  View angle: 0.70×0.70°


Churyumov-Gerasimenko on Feb 25, 2022
Churyumov-Gerasimenko on Jan 3, 2022

Copyright(c) 2022 by Naoyuki Kurita, All rights reserved.
To top page To Comets&Meteors index