FreeLists / az-observing / [AZ-Observing] Re: Comet Swan Exit?

[Andrew Cooper <acooper@xxxxxxxxx>]

I looked at it briefly with the 11" scope last night.  Wow! far dimmer 
than a few weeks back when it was a very nice binocular object!  Nice 
position in the sky in eastern Hercules, but fading fast.  Get any last 
observing in now.

Andrew


ketelsen@xxxxxxxxxxxxxx wrote:
> Hi All-
>
> I was able to get out and image Comet Swan last night with my 11" Newt and
> Canon 20Da camera.  A LOT fainter than 2 weeks ago when it looked quite
> spectacular, even visible naked eye.
>
> Last night, from the west side of the Tucson Mountains from near the
> Desert Museum, here is what she has become:
> http://alice.as.arizona.edu/~ketelsen/Swan%2012_13Nov%20SM.jpg
>
> Nearly 2 weeks ago, from near the base of Kitt Peak and the same setup:
> http://alice.as.arizona.edu/~ketelsen/Swan%2026_27Oct%20SM.jpg
>
> A cropped, stretched version of just the tail:
> http://alice.as.arizona.edu/~ketelsen/Swan%20tail%2026_27Oct%20SM.jpg
>
> And an animated GIF file, showing an hour's worth of motion:
> http://alice.as.arizona.edu/~ketelsen/Swan.gif
>
> All base exposures were 90 seconds, followed by a dark of the same
> exposure.  You can plainly see it was in outburst earlier - it was clearly
> visible to the naked eye then and the tail easily visible in binoculars. 
> The comet itself was barely visible in binoculars last night, and the tail
> virtually non-existant even in the images...
>
> -Dean
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