Imaged under very dark transparent skies at the Tennessee Star Party on October 6, 2002
Astro-Physics 1200 GTO mount with Takahashi FSQ 106. SBIG ST 10XME CCD with CFW-8a
Exposure (L=syn RGB)RGB90:30:30:30
all channels unbinned ( 5 minute subexposures) Guiding with onboard
guider chip.
Acquisition and calibration in Maxim DL/CCD,
Color combine in AIP with final levels and saturation adjustments in PS
Notes: bright star is 52Cyg. Red frames were
slightly out of focus. Image could benefit from more exposure
Higher
resolution version ( 274 k )
Same
RGB data with a 320 minute Hydrogen alpha luminance layer (368k)
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