Image acquired from my driveway in suburban West Knoxville with bright moon and steady skies.

Astro-Physics 1200 GTO mount with Takahashi FSQ 106
CFW-8a andCustom Scientific 3nm Hydrogen Alpha filter
SBIG ST 10XME CCD

120 minutes
( 1200 seconds x 6 )

Notes:  Selfguiding with integral guider chip.
Acquisition and calibration in Maxim DL/CCD. Adobe Photoshop used for levels and curves adjustment.
 
 
 

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