Comet 2014Q2 Lovejoy on Dec 27, 2014


Date & Time: Dec 27 2014, from 23:59 to 24:28 JST(+0900)
Composed 10 shots with 3min. exposed
Optical: Meade 25cm(10") Schmidt-Cassegrain with a conversion lens (f=1600mm, F6.3)
with BaaderPlanetarium Moon&Skyglow 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 27 2014, from 24:20 to 24:48 JST(+0900)
Composed 10 shots with 3min. exposed
Optical: TAKAHASHI 16cm(6.3") epsilon (f=530mm, F3.3)
with IDAS LPS-P2-FF Light-pollution suppression filter
Auto-guided with TAKAHASHI JP Equatorial
Digital Camera: Canon EOS 550D (Remodeled)
Location: Ooizumi, Hokuto city, Yamanashi pref.

Camera Settings: Recording format...14bit CCD-RAW, converted to 16bit TIFF(5184×3456)
Sensitivity...ISO1600




The comet 2014Q2 Lovejoy in that day has positioned around a boundary on Lepus and Columba, the brightness of coma looks brighter than 6th magnitude. These images show that the ion tail has more complicated structures compared with that in last week, the activity has become brisk day by day. The coma has a visual diameter of about 15 arc minutes from the first image.
  The 1st image has been cropped with an equivalent f=1800mm. (View angle: 0.47×0.70°)
  The 2nd image has been cropped with an equivalent f=800mm. (View angle: 1.42×2.12°)





Spectrum of 2014Q2 Lovejoy on Dec 29, 2014

2014Q2 Lovejoy on Dec 20, 2014


Copyright(c) 2014 by Naoyuki Kurita, All rights reserved.
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