Comet Honda-Mrkos-Pajdusakova on Dec 24, 2016


Date & Time: Dec 24 2016, from 17:58 to 18:17 JST(+0900)
Composed 10 shots with 2min. exposed
Optical: Meade 25cm(10") Schmidt-Cassegrain with a conversion lens (f=1600mm, F6.3)
with BaaderPlanetarium UV/IR cut filter
Auto-guided with Meade LX200 Equatorial & Pictor 201XT
Digital Camera: Canon EOS 600D (Remodeled)
Location: Ooizumi, Hokuto city, Yamanashi pref.

Camera Settings: Recording format...14bit CCD-RAW, converted to 16bit TIFF(5184×3456)
Sensitivity...ISO3200





Date & Time: Dec 24 2016, from 18:03 to 18:18 JST(+0900)
Composed 8 shots with 2min. exposed
Optical: TAKAHASHI 16cm(6.3") epsilon (f=530mm, F3.3)
with LPS-D1 Light-pollution suppression filter
Auto-guided with TAKAHASHI JP Equatorial
Digital Camera: Nikon D810A
Location: Ooizumi, Hokuto city, Yamanashi pref.

Camera Settings: Recording format...14bit CCD-RAW, converted to 16bit TIFF(4800×3200)
Device Size...DX format (24×16mm)
Sensitivity...ISO1600, White Balance...Daylight




Comet Honda-Mrkos-Pajdusakova in that day has positioned in western Capricornus. In southwestern lower dawn skies, I could record a 8th magnitude coma and an ion tail with a length of over 2 degree. You can see that the tail has divided in two clearly.
  1st image: View angle: 0.78×0.52°
  2nd image: View angle: 2.50×1.60°





Comet Honda-Mrkos-Pajdusakova on Dec 30, 2016

2015V2 Johnson on May 20, 2017


Copyright(c) 2016 by Naoyuki Kurita, All rights reserved.
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