Re: [APML] Hovenweep Adventure

["Steve Lindsey" <stevelindsey@earthlink.net>]

Fantastic on both Jon!  Amazed the grain held up that well on the M78 with
one shot pushed.  Would love to see what a 2 shot stack would've done.

Steve


> As you know from my recent dark site report, I took my gear to Hovenweep
> National Monument in Utah last new moon.  Here are two images from that
> trip, both taken with Pentax 67 cameras and the TMB152 refractor at
> f/7.9.  As always, your comments and suggestions are welcome.
>
> This shot was difficult to process for some reason, and may need more
> work. It's the northern part of Barnard's loop, along with M78 and some
> of the pervasive faint nebulosity in the region.  The reflection nebula
> reported by Marco is visible in the lower right of the image.  The
> V-shaped nebulosity in the upper left, which also appears to have a
> small reflection component around the star at its apex, is not
> identified in either Sky Atlas 2000 or Uranometria 2000.0.  Does anyone
> have a designation for this nebulosity?   I think E200 did pretty good
> on M78, but unfortunately the seeing was going downhill by the time I
> got to this target that night.  The exposure was 75 minutes, pushed one
> stop.
> http://home.datawest.net/jkolb/m78+barnards_TMB152.htm
>
> I've always wanted to shoot this pair of clusters, but it's low in the
> sky and is visible at the time of year when weather can be a problem
> around here.  Luckily, I caught it at a good time this year, and shot it
> during some of the best seeing of the night.  This one was shot on
> Provia 400F, which I think did a pretty good job on the star colors.  60
> minutes, pushed one stop.
> http://home.datawest.net/jkolb/M46+M47_TMB152.htm
>
> Both images were cropped somewhat to improve the composition and to
> eliminate a bit of vignetting.  The Barnard's shot is was not composed
> exactly as I'd wished, so it is actually not cropped very much, and the
> vignetting is fairly evident in the corners on the right side.  I'm also
> still working on an E200/400F composite of IC443 that I hope to post
> soon.  This month I expect to meet up with APML'er Glenn Shaw at
> Chiricahua.
>
> Sincerely,
> Jon Kolb
> Adventures in Astrophotography
> http://home.datawest.net/jkolb/
> Life Member, International Dark-Sky Association
> jkolb@datawest.net
>
>


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