Deep Sky Object in Summer
NGC6820 (Diffused Nebula in Vulpecula)
|Date & Time: ||Sep 23 2011, from 20:01 to 20:45 JST(+0900)
|Composed 5 shots with 10 minutes exposed|
|Optical: ||TAKAHASHI 16cm(6.3") epsilon (f=530mm, F3.3)
|with Astronomik CLS-CCD filter|
|Auto-guided with TAKAHASHI JP Equatorial & SBIG STV
|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)|
A small reddish diffused nebula about 5.5 degrees southeast of Albereo, beta Cygni, is NGC6820.
The nebula is positioned in the constellation of Vulpecula, and you can find the Dumb-bell Nebula (M27) about 4 degrees east.
NGC6820 has a round shape with a diameter of 40 arc minutes, and a small-scaled open cluster of NGC6823 being piled up.
|NGC6820 / Diffused Nebula, type 3 E|
|R.A.||19h 43m 6.0s (2000.0)|
|Dec.||+23° 17' 00" (2000.0)|
|Real Size|| -|
|Other IDs||Sh2-86, LBN135|