Release-Note for uploaded image
The Pleiades

HD compatible (1152×768).....355KB (file name: wp18x.jpg)
Full-HD compatible (1620×1080).....628KB (file name: wp18f.jpg)

Released date: Jun 19, 1999
Revised date: Nov 5, 2003
Revised date: Jan 20, 2012

Brief Description   A vast open cluster in Taurus, "Subaru" in Japanese. The cluster is a group of about 120 baby stars, those of 6 or 7 can be detected only with naked eyes and dimmed blue nebula is surrounding the whole of cluster.

Photography Condition
Date & Time... Dec 23 2011, from 22:52 to 23:42 JST(+0900)
   Composed 6 images with 10min. exposed
Optical... BORG 60ED with a conversion lens (f=297mm, F5.0)
   with IDAS LPS-P1 Light-pollution suppression filter
   Auto-guided with TAKAHASHI JP Equatorial
Digital Camera... Canon EOS 550D (Remodeled)
   (ISO1600, recorded in 14bit CCD-RAW format)
Location... Ooizumi, Hokuto city, Yamanashi pref.



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