Comet 2013R1 Lovejoy on Nov 8, 2013


Date & Time: Nov 8 2013, from 24:47 to 25:03 JST(+0900)
Composed 6 shots with 3min. exposed
Optical: PENTAX 7.5cm(2.9") ED refractor with a conversion lens (f=360mm, F4.8)
with IDAS LPS-P1 Light-pollution suppression filter
Auto-guided with TAKAHASHI EM-200 Equatorial
Digital Camera: Nikon D700
Location: Satogawa, Hitachi-oota city, Ibaraki pref.

Camera Settings: Recording format...14bit CCD-RAW, converted to 16bit TIFF(2784×1848)
Device Size...DX format (24×16mm)
Sensitivity...ISO3200, White Balance...Daylight




The comet 2013R1 Lovejoy in that day has positioned at a bit larger than 4 degrees ENE of an open cluster of Praesepe (M44) in Cancer. It was covered with thin clouds, unfortunately I cound not capture clear image of the comet. However you can detect a thin ion tail with its length of about 1.5 degrees.
  (View angle: 3.8×2.5°)





2013R1 Lovejoy on Nov 11, 2013

2013R1 Lovejoy on Nov 7, 2013


Copyright(c) 2013 by Naoyuki Kurita, All rights reserved.
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