Hi John,

You are right.  How unlucky can I be.  I'll have to try again sometime.

--Bob

John Mahony wrote:

>It looks like you got it, but the situation is not as simple as it looks.  At
>the time of your picture, 2003 EL61 (mag 17.5) was almost exactly at the
>location of a slightly brighter mag 17.1 star- the separation is only about 4".
> But the time of your CdC screen capture is about 1 hour later, by which time
>2003 EL61 was so close to the star that the asteroid symbol in CdC covers the
>star.
>You might also need to use the "show more stars" icon to show the fainter
>stars.
>
>Look closely at the image and you'll see two objects at the location indicated
>by CdC.  The slightly brighter object on the left is the star.  2003 EL61 is
>fainter, a few pixels to the right and slightly up.
>
>If you "show more stars" in CdC, you'll also notice a mag 17.7 star barely
>showing in your image about 38" north and slightly east (left) of 2003 EL61 and
>the first star.
>
>-John  
>
>  
>  
>
>--- Robert Vanderbei <[EMAIL PROTECTED]> wrote:
>
>  
>
>>My understanding is that one of the 3 new planets announced a week or 
>>two ago is designated
>>2003EL61.  I got ephemeris info from the Cartes-du-Ciel user's group.  
>>Last night I imaged the
>>correct patch of sky.  From the ephemeris file, the object is listed as 
>>mag 17.5. 
>>If that is correct, then I think I successfully imaged it (just barely).
>>
>>The image and the corresponding sky chart are posted here:
>>
>>http://www.princeton.edu/~rvdb/images/NJP/2003EL61.html
>>
>>It was rather low in the early evening and so there was lots of NJ sky 
>>glow---not a very pretty
>>image.  Nonetheless, it seems that I got it.
>>
>>And, not to waste the first clear evening in a long time, I grabbed a 
>>snapshot of M92 too:
>>
>>http://www.princeton.edu/~rvdb/images/NJP/m92.html
>>
>>-- Bob
>>Robert J. Vanderbei
>>http://www.princeton.edu/~rvdb
>>
>>
>>
>> 
>>Yahoo! Groups Links
>>
>>
>>
>> 
>>
>>
>>
>>
>>    
>>
>
>
>
>               
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>  
>

-- 
Robert J. Vanderbei
http://www.princeton.edu/~rvdb



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