[Author Prev][Author Next][Thread Prev][Thread Next][Author Index][Thread Index]

Re: [APML] Identity Crisis



Thanks Chris;
    Your numbers agree with those from Daniel R. I have seen many pictures
taken in the Cygnus/Vulpecula region, but haven't seen these guys before.
Thanks!

John Mirtle
Calgary, Ab. Canada

----- Original Message -----
From: "Chris Schur" <cschur@cybertrails.com>
To: <astro-photo@seds.org>
Sent: Wednesday, May 01, 2002 7:27 PM
Subject: RE: [APML] Identity Crisis


> John, they look like LDN798 and LDN792.
>
> Chris Schur
>
> Astrophotography: http://www.psiaz.com/schur/astro/index.html
>
>
> -----Original Message-----
> From: owner-astro-photo@seds.org [mailto:owner-astro-photo@seds.org]On
> Behalf Of John C. Mirtle
> Sent: Tuesday, April 30, 2002 10:22 PM
> To: astro-photo@seds.org
> Subject: [APML] Identity Crisis
>
>
>     I am having some problems identifying some dark nebula, and hope
someone
> can help. None of my charts plot anything near Alberio, the bright star in
> the upper right corner of the image. Anyone got better charts?? FOV is
> cropped a bit, about 3.5 by 5 degrees - 8" Schmidt image.
>     It has taken me 5 months to get around to producing this image, as
this
> was a "bit" overexposed. The negative looks like a solar filter, except
when
> you hold it up to a really bright light, (like the sun!) there are some
dark
> specks. I had to convert it into a positive using a slide copier and
expose
> heavily to rescue the image. I guess that this is the analog equivalent to
> subtracting a dark frame. :-) As it turns out, I had not planned on
shooting
> this field, I missed my real target but came up with an interesting shot
> anyway. I am also experimenting with sepia toning tech pan images.
Comments
> (and identification) welcome.
>
> http://members.shaw.ca/john.mirtle/alberio.htm
>
> John Mirtle
> Calgary, Ab. Canada
>
>
>
> --  APML Archives at <http://astro.umsystem.edu/apml/>  ---
>              Unsubscribe at <majordomo@seds.org>
>
>
> --  APML Archives at <http://astro.umsystem.edu/apml/>  ---
>              Unsubscribe at <majordomo@seds.org>


--  APML Archives at <http://astro.umsystem.edu/apml/>  ---
             Unsubscribe at <majordomo@seds.org>