Deep Sky Object in Winter
M41 (Open Cluster in Canis Major)
|Date & Time: ||Mar 20 2004, from 20:51 to 21:07 JST(+0900)
|Composed 4 shots with 4 minutes exposed|
|Optical: ||TAKAHASHI 16cm(6.3") epsilon (f=530mm, F3.3)
|with IDAS LPS-P1 Light-pollution suppression filter|
|Auto-guided with TAKAHASHI JP Equatorial
|Digital Camera: ||Fujifilm FinePix S2 Pro
|Location: ||Ooizumi vil., Yamanashi pref.
|Camera Settings: ||Recording Format...12bit CCD-RAW, converted to 16bit TIFF(3024×2016)|
|CCD Sensitivity...ISO1600, White Balance...Fluorescent|
M41 (NGC2287) is an open cluster easily located 4 degrees south of Sirius, one of the brightest stars in heavens.
You'll enjoy the impressive contrast of Sirius's dazzle light and the modest group of faint stars, M41.
|M41 (NGC2287) / Open Cluster, type e, I 3 r|
|R.A.||06h 46m 0.0s (2000.0)|
|Dec.||-20° 44' 00" (2000.0)|
|Real Size||22 light yrs.|
|# of Stars||80|
|Distance||2470 light yrs.|
The cluster is positioned at about the west edge of winter's Milky Way,
so you'll be fascinated with uncountable stars surrounding this object.