Deep Sky Object in Summer
Sh2-88 (Diffused Nebula in Vulpecula)


Date & Time: May 2 2011, from 26:02 to 27:04 JST(+0900)
Composed 6shots with 12 minutes exposed
Optical: TAKAHASHI 16cm(6.3") epsilon with a conversion lens (f=742mm, F4.8)
with IDAS LPS-P1 Light-pollution suppression 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)
CCD Sensitivity...ISO800




Sh2-88 / Diffused Nebula, type 3 E
R.A.19h 45m 57.0s (2000.0)
Dec.+25° 19' 50" (2000.0)
Apparent Size17.5×9.0'
Real Size47 light yrs.
Magnitude -
Distance6520 light yrs.
Other IDsLBN149
A small emission nebula in central Vulpecula is Sh2-88. The nebula has a size of 17×9 arc minutes, but very dimmed so only long-exposed photographs can detect. Two tiny nebulae are paralleling just south of Sh2-88, right and left ones are LBN137 and LBN138, respectively.




Sh2-72

Diffused Nebula around eta Cyg(Sh2-101)


Copyright(c) 2011 by Naoyuki Kurita, All rights reserved.
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