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William Shaheen | all galleries >> Astronomy - Astronomical objects, images and astronomy related projects >> Astro Images by Subject > NGC5395 and NGC5394 - Interacting Galaxies 12-Feb-2016
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NGC5395 and NGC5394 - Interacting Galaxies 12-Feb-2016

Distance ~160 mly, in the constellation of Canes Venatici. Magnitude 11.7. North is up, east to the left.

Telescope configuration: Celestron EdgeHD 1100 with the Celestron 0.7x focal reducer (fl=1960mm, f/7.0).
Camera: Canon EOS 7D MkII un-binned, non-IR modified. 8 - 10 minute exposures at ISO 800. Ambient Temp +8C.
In camera High-ISO Noise Reduction set to high. Long Exposure NR Off.
Image capture scale: 0.43 arc-sec/pixel. Image capture using ImagesPlus 6.0 Camera Control, with dithering enabled.
Mount: Orion HDX110 German equatorial mount. Autoguided with an SBIG Sti autoguider, a Celestron OAG (off-axis guider) and a Starlight Xpress SXV-AOLF (Adaptive Optics Large Format) device using PHD2 autoguiding software, dithered.
Post processing: ImagesPlus 6.5: Calibration, alignment, stacking using 0 dark frames, 0 bias frames and 0 flat frames, Sigma Clipped Average combined. DDP stretch, no color adjustments, microcurves, noise reduction and Adaptive Richardson-Lucy sharpening in ImagesPlus. Lightening, Contrast adjustments, resized to 50pct in ThumbsPlus 10. Background smoothing in ImagesPlus. Cropped to final dimensions (1600x1200) and one pass unsharp mask in ThumbsPlus 10.

20160212_NGC5395-5394_CombSigAvg-IPddpetc-TPadj1-IPadj-TPadj2.jpg


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