Geronimo73
Well-known member
I just bought a 5D4 and want to know if it will be as good as my 6D for astrophotography?
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Does using a handgrip will help in this regard ?...first, get an AC adapter. Batteries heat up as exposures get longer and heat is not your friend when doing long exposures since the sensor is also heating up as it's sitting there sucking in photons.
No. Having the AC adapter will allow the camera to expose for long periods without the added heat of the battery. I used to shoot up to twenty 10 minute exposures with a good ole' 40D, then shoot 25 dark frames and 20 flat frames (darks get rid of much of the noise and flats take care of any dust moats or vignettes).Does using a handgrip will help in this regard ?...first, get an AC adapter. Batteries heat up as exposures get longer and heat is not your friend when doing long exposures since the sensor is also heating up as it's sitting there sucking in photons.

+1I don't know. I'm just here for the cool astro shots.
I suspect there is and will be extremely little practical difference in astro-photo performance between the 6D and the 5Div. If money is a real issue, then sell the 6D. However, in my experience, if you're serious about your photography, then you'd better have a back-up camera body that will use the same lenses as your primary body. You could, of course, "mod" the 6D for astro work, but then it may not be an effective back-up for other general photography.I do astrophotography in late summer and it may take a long time before I can test/compare the new gear. I could also use the 6D selling money to fill the hole made by the 5D4 purchase. I did try to find some input from the net but It's fruitless. My 6D has near 30K shots and seems to kept its value since 6D2 came out...
Modern DSLRs have very low read noise, so taking several short sub exposures and stacking them is a sound workflow. CCDs have higher read noise so using longer exposures make sense. Astromodded DSLRs are not lagging that bad behind dedicated astro cameras unless into spectroscopy or photometry.I suspect there is and will be extremely little practical difference in astro-photo performance between the 6D and the 5Div. If money is a real issue, then sell the 6D. However, in my experience, if you're serious about your photography, then you'd better have a back-up camera body that will use the same lenses as your primary body. You could, of course, "mod" the 6D for astro work, but then it may not be an effective back-up for other general photography.I do astrophotography in late summer and it may take a long time before I can test/compare the new gear. I could also use the 6D selling money to fill the hole made by the 5D4 purchase. I did try to find some input from the net but It's fruitless. My 6D has near 30K shots and seems to kept its value since 6D2 came out...
One more thing. There is a difference between astrophotography and "nightscape" photography (the latter includes landscape or ground objects to a night sky of stars or Milky Way). True astrophotography involves attaching a camera to a telescope to record nebula and other deep space objects. If that's your intention, then the advice given about getting a dedicated cooled CMOS or CCD camera is definitely the way to go.
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