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Group Information

  • Members: 4250
  • Category: Astronomy
  • Founded: Jul 8, 1999
  • Language: English
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Activity within 7 days:

2 New Members - 29 New Messages - New Questions

Description

A mailing list for the users of commercial Schmidt Cassegrain Telescopes hosted by the inimitable "Uncle" Rod Mollise. Users of the similar Maksutov Cassegrains, including the ETX, the Questars, and the INTES MAK-CAS telescopes are also welcome....

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"Riding Along"...with Uncle Rod (OT)...
http://uncle-rods.blogspot.com/ Peace, Rod Mollise Rod's new book: _Choosing and Using a New CAT_ Available Now! <http://skywatch.brainiac.com/astroland>
Posted - Sun Nov 8, 2009 3:03 pm
Rod Mollise
rmollise
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Jupiter 11/08 Oval BA
It was mostly cloudy today. I had a 15 minute break in the clouds. I was able to cool my OTA today for an hour so seeing was excellent! But transparency was
Posted - Sun Nov 8, 2009 1:38 pm
Christopher Go
stone_1990
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Jupiter 11/07 GRS
I was cloudy this afternoon but it cleared during early evening. I wasn't able to cool my OTA so my images are a bit spotty at times. The GRS can be seen in
Posted - Sun Nov 8, 2009 8:33 am
Christopher Go
stone_1990
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Re: Hyperstar w Tele-Extenders? Yup!
... Makes sense. Thanks for the detail. Did you evaluate whether the Telextender curves the field any? The Hyperstar 3 on a C11 curves the corners of an
Posted - Sun Nov 8, 2009 5:07 am
Noel Carboni
noelcarboni
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Re: Hyperstar w Tele-Extenders? Yup!
Hi Noel, If the seeing (or the lens' aberration/diffraction limits) warrants a finer image scale than is available without a tele-extender. Basically that's
Posted - Sun Nov 8, 2009 5:02 am
samirkharusi
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