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Re: The Bubble in HA

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  • Stephane
    Thanks Andy. I am using the ST10 internal guider. I had to move the object a little bit to find a good guiding star. My guiding exposure was 8 seconds.
    Message 1 of 3 , Jul 4, 2007
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      Thanks Andy. I am using the ST10 internal guider. I had to move the
      object a little bit to find a good guiding star. My guiding exposure
      was 8 seconds.

      Stephane
      --- In ccd-newastro@yahoogroups.com, "Andy Schlei" <andy_schlei@...>
      wrote:
      >
      > Stephan,
      >
      > > Hi, this is my lates picture from Ohio, the bubble in HA using an
      SCT
      > > 10" @ F10, ST10XME, Don Goldman Ha filter.
      >
      > Very nice!
      >
      > How are you guiding? I've always struggled with SCR Ha imaging
      > because of the trouble finding guide stars....
      >
      > --Andy
      > http://www.obsballona.org/
      >
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