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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....

New! Search the entire SCT User message archive with ease using the tool provided by SkyInsight.net http://www.skyinsight.net/search

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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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Message History

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2009 656 169 515 459 446 484 303 232 152 326 32
2008 835 676 393 549 641 388 807 683 678 318 436 300
2007 1047 874 538 596 287 631 695 619 451 812 830 652
2006 920 1008 885 1155 1220 882 1002 705 466 650 686 579
2005 890 1103 793 862 637 551 688 1112 1033 1027 711 790
2004 1158 1272 1122 739 752 758 821 660 645 588 526 747
2003 1090 1031 1138 1120 1063 1066 1082 954 808 758 779 692
2002 1128 1519 1733 975 1132 1120 1119 693 942 701 864 904
2001 2152 1824 1965 1351 1442 1811 1557 1866 1443 1299 1425 1434
2000 959 1349 962 1115 1174 1692 1222 1055 1155 1586 1346 1311
1999 428 637 870 478 699 764
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