I took this with a Celestron 8" SCT and a 50D. 5 ISO 100 shots stacked in PS.
marklift Member 48 posts Joined Oct 2007 Location: Tomball, Tx More info | Apr 25, 2010 23:42 | #2 If you turned it upright, it would resemble an olive with a toothpick in the vastness of space. Nice shot! Canon 7D, 40D, S90 - EF 10-22, 50mm f/1.4, 17-55mm,
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Adrena1in Goldmember 1,703 posts Joined Aug 2007 Location: Winchester, Hampshire, UK. More info | Apr 26, 2010 04:41 | #3 Not bad at all there. I had some absolutely fantastic views of Saturn through my C11 the other night, where I was able to boost the magnification to around 300-times. Even with the rings almost directly side-on to us I was still able to see the gap between them and the planet. Canon EOS 450D, Sigma 18-200mm, Canon 50mm f/2.5 Macro, 2x TC, Revelation 12" f/5 Dobsonian, Mintron PD2285-EX webcam.
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ejicon Goldmember 1,920 posts Likes: 6 Joined Dec 2006 Location: Hollywood, California More info | Apr 26, 2010 13:54 | #4 Wow. that's awesome. Nicely done. 5D & 30D| Canon 16-35ii f/2.8 L USM| Canon EF 50mm f/1.4 USM | Canon 70-200mm f/2.8L USM | Canon EF 100 f/ 2.8 Macro USM
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alonsovcsusb Member 72 posts Joined Feb 2010 Location: Moreno Valley, CA More info | May 02, 2010 02:45 | #5 |
tkerr Goldmember 3,042 posts Likes: 2 Joined Mar 2010 Location: Hubert, North Carolina, USA. More info | May 02, 2010 09:26 | #6 Planetary images with a DSLR are extremely difficult. Because of the chip and pixel size, you need so much focal length so that you're able to get a good image scale. If you don't have the aperture then you won't have the resolving power to get a nice detailed image. That's not to mention getting the focus and exposure right. Tim Kerr
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May 02, 2010 22:44 | #7 tkerr wrote in post #10106353 Planetary images with a DSLR are extremely difficult. Because of the chip and pixel size, you need so much focal length so that you're able to get a good image scale. If you don't have the aperture then you won't have the resolving power to get a nice detailed image. That's not to mention getting the focus and exposure right. For planetary imaging, Unless you have a very large long focal length telescope, You would really do much better with a Web-Cam to record short 1-1/2 to 2 minute videos, then stack the individual video frames using something like Registax. The Philips ToUcam Pro's were/are very popular for that purpose, however, it's getting tough to find them anymore. The latest that I am aware of was the Philips SPC900nc(ToUcam Pro 3), But since then they have all been discontinued, and as of lately I don't know what they plan on replacing them with, or what other Web-Cams will do just as good. I haven't been keeping up with that as much as I should. That leaves the option open to buy and use a Lunar and Planetary CCD Imager such as those sold by Meade, Celestron and Orion. There are however better, but more expensive alternatives. All depends on what you want to do with it.
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