Deep Sky Object in Summer
Diffused Nebula around eta Cyg
|Date & Time: ||Apr 28 2017, from 25:28 to 27:02 JST(+0900)
|Mosaic of 2 flames of 6min.×8shots|
|Optical: ||TAKAHASHI 16cm(6.3") epsilon (f=530mm, F3.3)
|with IDAS LPS-D1 Light-pollution suppression filter|
|Auto-guided with TAKAHASHI JP Equatorial & SBIG STV
|Digital Camera: ||Canon EOS 6D (Remodeled)
|Location: ||Ooizumi, Hokuto city, Yamanashi pref.|
|Camera Settings: ||Recording format...14bit CCD-RAW, converted to 16bit TIFF(5472×3648)|
|Device Size...35×24mm, Sensitivity...ISO1600|
This photograph has captured around eta Cygni, around the neck of Swan.
The field has been bathed in the Milky Way, we can recognize many streaks and lumps of reddish nebulosity.
Especially a bright region loos like a half moon at east of eta Cyg has a number of Sh2-101, and it's same gaseous matters with IC1318 which is surrounding gamma Cyg,
positioned just upper left of out of this flame.
|Sh2-101 / Diffused Nebula, type 1 E|
|R.A.||19h 59m 55.0s (2000.0)|
|Dec.||+34°21' 00" (2000.0)|
|Real Size||9 light yrs.|
|Distance||8700 light yrs.|
|Other IDs||CED173, LBN168|
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