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First Attempts at Night Sky, Widefield Photography
Sep 21, 2017 18:21:47   #
AstroTony
 
Took these with a Canon T6. ISO settings were from 1,600 to 3,200. Shutter speeds ranged from 10 second frames to 30 second frames. I used the kit lens that came with the camera; 18mm - 55mm. F/4 to F/5.6. I did use a tripod, but it wasn't a tracking tripod. I'm hoping I can get some suggestions in terms of lens and camera settings.

Also, can someone please explain how to convert raw files into something that can be stacked in Registax 6.

Thanks in advance for your help.

Tony


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Sep 21, 2017 18:30:01   #
georgiapeach2 Loc: Georgia the Peach State
 
Looking very good, nice job

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Sep 21, 2017 19:09:56   #
AstroTony
 
Thank you. I appreciate your kind feedback.

Tony

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Sep 21, 2017 19:20:13   #
ORpilot Loc: Prineville, Or
 
If you need to steady your tripod, tie some weight to the center post ,like your camera bag. You also need to flip up the mirror prior to taking the shot. The mirror slap induces vibration in the camera. (not a factor in Mirrorless cameras) Use a remote to trip the shutter or as a last resort, the cameras self timer. Touching the camera also induces vibration. Don't let your camera neck strap get blown by any wind. Also manually focus for the stars and then leave it in manual focus. Most AF systems don't like the sky. Just some tips for you that I learned the hard way... Happy shooting

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Sep 21, 2017 19:50:27   #
AstroTony
 
Great suggestions. Thank you

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Sep 21, 2017 19:51:27   #
AstroTony
 
How do you flip up the mirror?

Thank you,

Tony

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Sep 21, 2017 19:56:20   #
ORpilot Loc: Prineville, Or
 
Sorry, I'm a Sony user and can't help with your mirror lock up. You might try your owners manual or the Canon Site, or the internet (u-Tube). I am sure one of the many Cannon users here will let you know.

Sigma 18-38 at 18, f3.5 25 sec ISO 2500
Sigma 18-38 at 18, f3.5 25 sec ISO 2500...

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Sep 21, 2017 21:46:11   #
rgrenaderphoto Loc: Hollywood, CA
 
Always use a remote trigger or put your camera on 10 sec shutter delay. Lens WIDE open, set to infinity. If your lens has a tendency to creep, a small piece of gaffer tape will keep it on infinity. F

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Sep 21, 2017 21:47:09   #
rgrenaderphoto Loc: Hollywood, CA
 
ORpilot wrote:
Sorry, I'm a Sony user and can't help with your mirror lock up.


Is your location the North Shore of Mono Lake in Lee Vining, CA?

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Sep 21, 2017 22:42:26   #
ORpilot Loc: Prineville, Or
 
No, I haven't been there since 1977 when I was stationed at Castle AFB. The MilkyWay was shot at Prineville Res. near Prineville OR. in May of this Yr.

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Sep 22, 2017 00:20:30   #
rgrenaderphoto Loc: Hollywood, CA
 
Remarkable similarity of scenes.

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Sep 22, 2017 06:31:52   #
jerryc41 Loc: Catskill Mts of NY
 
AstroTony wrote:
Took these with a Canon T6. ISO settings were from 1,600 to 3,200. Shutter speeds ranged from 10 second frames to 30 second frames. I used the kit lens that came with the camera; 18mm - 55mm. F/4 to F/5.6. I did use a tripod, but it wasn't a tracking tripod. I'm hoping I can get some suggestions in terms of lens and camera settings.

Also, can someone please explain how to convert raw files into something that can be stacked in Registax 6.

Thanks in advance for your help.

Tony
Took these with a Canon T6. ISO settings were from... (show quote)


I suspect your exposures were too long. All the stars are blurred, but in the first picture, the piece in the corner is sharp.

https://www.lightstalking.com/bite-size-tips-build-workflow-post-production/
http://makezine.com/projects/how-to-capture-breathtaking-time-lapses-of-the-night-sky/
http://www.popphoto.com/how-to/2013/06/how-to-shoot-epic-landscape-photos-night-sky
http://photography.nationalgeographic.com/photography/photo-tips/night-sky/?sf4138099=1
http://iso.500px.com/a-day-in-the-life-of-astrophotographer-aaron-groen/?utm_campaign=nov132014digest&utm_content=CTAbutton_aaronjgroen_500pxProfilepage&utm_medium=email&utm_source=500px
http://www.picturecorrect.com/tips/tips-for-post-processing-your-constellation-photos/
http://petapixel.com/2014/01/29/picking-great-lens-milky-way-photography/
http://www.borrowlenses.com/blog/2013/05/the-best-lenses-for-night-photography-a-case-for-rokinon-primes/
http://www.picturecorrect.com/tips/star-trail-photography-tips/
http://photography.tutsplus.com/tutorials/how-to-set-up-your-digital-slr-for-night-photography--cms-24099

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Sep 22, 2017 07:58:22   #
dreamon
 
AstroTony wrote:
How do you flip up the mirror?

Thank you,

Tony


Your Canon EOS Rebel T6i/750D offers mirror lockup. One component in the optical system of a dSLR camera is a mirror that moves when you press the shutter button.
How to Enable Mirror Lockup on the Rebel T6i/750D - dummies
www.dummies.com/.../canon-camera/how-to-enable-mirror-lockup-on-the-rebel-t6i750...

I hope you find this useful.

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Sep 30, 2017 00:52:18   #
Railfan_Bill Loc: "Lost Wages", Nevada
 
AstroTony, everyone has given you good advice about aspects of astrophotography and I would also give you something to think about. It's called the 500 rule. this rule or guideline sets the exposure time to reduce star trails. Remember to experiment. Take the lens length (18mm) and divide it by 500. the resultant is the exposure time. And use a good solid tripod, not a K-Mart special made from toothpicks. There is a lot more to think about like reduce the viewing screen light level so it does not interfere with your night vision AND find a place that is DARK. No moon or cities around you. I go out to the desert south of Las Vegas and shoot there. Remember to think outside the "viewfinder" to expand your experience.

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