Imaging telescope or lens:Orion 8" f3.9 Astrograph
Imaging camera:Canon 550D
Mount:Celestron CGEM DX
Guiding telescope or lens:Vixen Finderscope 9x50
Guiding camera:Orion StarShoot AutoGuider
Focal reducer:MPCC
Software:PHD Guiding, PixInsight, O'Telescope BackyardEOS
Resolution: 4968x3203
Astrometry.net job: 197199
RA center: 85.315 degrees
DEC center: -2.173 degrees
Pixel scale: 1.100 arcsec/pixel
Orientation: 132.341 degrees
Field radius: 0.903 degrees
Data source: Unknown
Because this is what we do on New Year's. Even with 78 exposures, the noise came through because the night was so warm at our home in Johannesburg, South Africa. It took quite a bit of noise reduction work to get this looking decent.
Image details:
Data acquired on 2014-01-01
78x 3minutes, 3.9 hours total exposure time
ISO400
Calibrated with dark, flat, and bias frames
Equipment used:
Orion 8" Astrograph
Baader MPCC coma corrector
Canon t2i / 550D DSLR (Baader IR modded)
Celestron CGEM DX mount
Orion SSAG + 50mm finder/guider
Software:
Data acquired with BackyardEOS
Guiding with PhD
Calibration, integration, and post-processing with PixInsight
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