Michael A. Stecker
mastecker@gmail.com


 

NGC 5907 "Splinter Galaxy"
 NGC 5907 is an edge-on spiral galaxy located in the constellation Draco approximately 50-million light-years from Earth.
 file: NGC5907-180sX16Proc1-AP130F6-592023-r0t60cr-1cs1.jpg
Click here for: Cropped/enlarged image of NGC5907

Photographic Data
telescope:
Astro-Physics 130 mm f/6 EDF Starfire triplet refractor (focal length 877 mm)
 
mount:
ZWO AM5 harmonic/strainwave
Mount Guide Settings in Asiair Plus:
Calibrate Step: 5,000 ms
Dec Duration: 3,000 ms
RA Duration: 2,000 ms
Aggression: 50% for both RA & Dec
Exposure time for guiding: 1 second
Guiding hardware:
SVBony 60 mm f/4 guidescope (fl=240 mm)
Guide Camera: ZWO ASI662MC color planetary camera (2.97 micron pixels)

 controller/computer
ZWO Asiair Plus via WiFi to Samsung S7+ tablet
 .
imaging camera:
ZWO ASI533MC-Pro one-shot color astro-camera cooled to 14-degrees F with Optolong L-Pro filter
 .
exposures:
180 seconds X 16 (48-minutes)
 
processing
Stacked in Asiair Plus and cropped and post-processed in Adobe Photoshop Elements
 .
photographic site:
West Los Angeles
http://mstecker.com/pages/chhouses_fp.htm
(Bortle 9 light polluted sky)