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Pleaides with 300mm lens - further tips required

  • Seanie_Morris
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16 years 10 months ago #64092 by Seanie_Morris

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Canon 350D with Tamron 300mm lens at F5.6, 3 seconds at ISO1600. Resized in Photoshop.

This is really just to see what a still image with a Canon 350D and Tamron 300mm lens would look like (it is the whole FOV). I was experimenting with many objects (M42, Beehive, Saturn, and more) without any tracking using different exposure times, but this one was the most pleasing.

Without using tracking, could I take many similar images, then gradually by hand moving the tripod head, take more shots, and so on, then stack the results in e.g. Registax? Has anyone else here tried this and have any results to show me for comparison? What are the chances if that is then possible of capturing some nebulosity?

Seanie.

Midlands Astronomy Club.
Radio Presenter (Midlands 103), Space Enthusiast, Astronomy Outreach Co-ordinator.
Former IFAS Chairperson and Secretary.

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16 years 10 months ago #64094 by dave_lillis
You can use registax for this, its fairly simple just track on a sat and registax will do it for you.
If all you have are stars in the image then the result effect probably wont be dramatically better.

Dave L. on facebook , See my images in flickr
Chairman. Shannonside Astronomy Club (Limerick)

Carrying around my 20" obsession is going to kill me,
but what a way to go. :)
+ 12"LX200, MK67, Meade2045, 4"refractor

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16 years 10 months ago #64107 by pj30something
Replied by pj30something on topic Re: Pleaides with 300mm lens - further tips required
I was reading something recently that basically said that without a powerful scope on the front of a camera that no digital cam could capture any nebulosity in the seven sisters.

I tried a few times and nothing.

Paul C
My next scope is going to be a Vixen VMC200L Catadioptric OTA

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16 years 10 months ago #64117 by Seanie_Morris
Replied by Seanie_Morris on topic Re: Pleaides with 300mm lens - further tips required

You can use registax for this, its fairly simple just track on a sat and registax will do it for you.
If all you have are stars in the image then the result effect probably wont be dramatically better.


Thanks Dave, I guess all I have to do now is get me some patience, lots of images, and reading time on how to use Registax (I probably missed that bit at your lecture back in December because I had to leave early).

I was reading something recently that basically said that without a powerful scope on the front of a camera that no digital cam could capture any nebulosity in the seven sisters.

I tried a few times and nothing.


Not true PJ, as today's filters can help bring out the subtle hints of nebulosity even at low power.

Midlands Astronomy Club.
Radio Presenter (Midlands 103), Space Enthusiast, Astronomy Outreach Co-ordinator.
Former IFAS Chairperson and Secretary.

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16 years 10 months ago #64123 by pj30something
Replied by pj30something on topic Re: Pleaides with 300mm lens - further tips required
Yeah sorry, there was i think mention of filters in the article also.

I must try them next chance i get.

Paul C
My next scope is going to be a Vixen VMC200L Catadioptric OTA

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16 years 10 months ago #64167 by dave_lillis

I was reading something recently that basically said that without a powerful scope on the front of a camera that no digital cam could capture any nebulosity in the seven sisters.

I tried a few times and nothing.


Not true PJ, as today's filters can help bring out the subtle hints of nebulosity even at low power.

Yea, its down to the exposure more then anything else.

Dave L. on facebook , See my images in flickr
Chairman. Shannonside Astronomy Club (Limerick)

Carrying around my 20" obsession is going to kill me,
but what a way to go. :)
+ 12"LX200, MK67, Meade2045, 4"refractor

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