Post
by KuriousGeorge » Mon Jan 23, 2017 12:35 am
Helix Galaxy (NGC 2685), Copyright KG Observatory.
Imaging telescope or lens: Celestron 8" EdgeHD
Imaging camera: QSI 660 WSG
Mount: Losmandy G-11
Guiding camera: Starlight Xpress Lodestar X2
Focal reducer: Celestron 0.7X
Software: PixInsight 1.8, PHD Guiding 2, Neat Image V7, Sequence Generator Pro, Maxim DL6, Adobe Photoshop CC 2014
Filters: Astrodon 1.25" R, Astrodon 1.25" B, Astrodon 1.25" G, Astrodon 1.25" L
Accessories: Innovations Foresight ONAG SC, Optec FocusLock, Starizona MicroTouch Autofocuser
Resolution: 2494x1616
Dates: Jan. 14, 2017, Jan. 16, 2017, Jan. 17, 2017
Frames:
Astrodon 1.25" B: 23x300" -20C bin 1x1
Astrodon 1.25" G: 19x300" -20C bin 1x1
Astrodon 1.25" L: 117x300" -20C bin 1x1
Astrodon 1.25" R: 35x300" -20C bin 1x1
Integration: 16.2 hours
Darks: ~20
Flats: ~80
Flat darks: ~80
Bias: ~20
Avg. Moon age: 18.10 days
Avg. Moon phase: 86.51%
Mean SQM: 19.50
Astrometry.net job: 1419060
RA center: 133.913 degrees
DEC center: 58.734 degrees
Pixel scale: 0.643 arcsec/pixel
Orientation: 88.531 degrees
Field radius: 0.265 degrees
Locations: Home, Rancho Santa Fe, California, United States
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Attachments
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![NGC2685_S1b_HVLG_Shadows_RS_HDR5.jpg (2.25 MiB) Viewed 8074 times NGC2685_S1b_HVLG_Shadows_RS_HDR5.jpg](./download/file.php?id=27994&t=1&sid=6acf1658a8872afa8c3950e58bafea50)