Comet 2011L4 PanStarrs on early morning of Apr 13, 2013


f=530mm prime focus

Date & Time: Apr 12 2013, from 27:30 to 27:50 JST(+0900)
Composed 12 shots with 90 sec. exposed
Optical: TAKAHASHI 16cm(6.3") epsilon (f=530mm, F3.3)
with IDAS LPS-P2-FF Light-pollution suppression filter
Auto-guided with TAKAHASHI EM-200 Equatorial
Digital Camera: Canon EOS 600D (Remodeled)
Location: Mizuki, Hitachi city, Ibaraki pref.

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



135mm telephoto lens (Comet PanSTARRS & M31)

Date & Time: Apr 12 2013, from 27:36 to 27:43 JST(+0900)
Composed 6 shots with 90sec. exposed
Optical: AF zoom-Nikkor ED 80-200mmF2.8 (f=135mm, Aperture: F4.0)
Auto-guided with TAKAHASHI EM-200 Equatorial
Digital Camera: Nikon D700
Location: Mizuki, Hitachi city, Ibaraki pref.

Camera Settings: Recording Format...14bit CCD-RAW, converted to 16bit TIFF(4256×2832)
Device Size...FX format (36×24mm)
Sensitivity...ISO800, White Balance...Daylight


The comet PanSTARRS in that day has positioned in area of Cassiopeia, about 9.5 degrees north of the Andromeda Galaxy (M31). The brightness of come has been down about 4th magnitude, I could detect it with a dust tail with 30 arc minutes in length.



2011L4 PanSTARRS on May 2, 2013
2011L4 PanSTARRS on early morning of Apr 8, 2013

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