Re: [APML] OT: IZ from England

["Chris & Jennifer Cook" <ccjd@ix.netcom.com>]

Nice image Philip!
I love how you've captured the nucleus.


Chris


==================
Chris Cook
Astronomical Photography
www.abmedia.com/astro


-----Original Message-----
From: Philip Perkins <philip@astrocruise.com>
To: astro-photo@seds.org <astro-photo@seds.org>
Date: Monday, April 08, 2002 6:56 AM
Subject: [APML] OT: IZ from England


>As Ikeya-Zhang wends its way northwards it remains an opportunity for us in
>the far north - here it is from England last night (April 7) between 21:01
>and 21:09 (skies here have been exceptionally transparent over the last two
>days).
>http://www.astrocruise.com/iz020407.htm
>
>Even so there was a very limited time window between the sky getting dark
>enough and the comet disappearing behind some trees near my northern
>horizon.  Consequently this is a CCD image (I thought that the appearance
>of the comet at this time might be interesting).  I took a sequence of 8x
>10 second images using the ST-8E / CFW-8.  The time window was so short
>that there was not enough time to set up the ST-4 on the comet head, so
>these exposures were unguided.  I manually aligned each of the 8 images on
>the comet head, which gives rise to the 'jagged' star trails.  I also took
>an RGB sequence of 4 each of 10:10:20 seconds binned 2x.  The RGB star
>images were obliterated by a mild gaussian blur on the RGB image.
>
>I used my AP 155 EDF at f/5.2 (with AP x.75 focal reducer) with my AP 900
>GTO.  Hope it may be interesting.. comments welcome.
>
>--Philip
>Philip Perkins - philip@astrocruise.com
>Wiltshire UK & Luberon France
>Astrocruise - http://www.astrocruise.com
>
>
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