Re: [guide-user] 'Hyperbolic' comets off?

P. Clay Sherrod Aug 23, 2011

Comet Garrard should be in Sagittarius, at about 20 hours RA and +18 deg DEC at this very
time.
The unupdated version (April 11, 2011) is indicating the comet correctly.

Dr. Clay
_____
Arkansas Sky Observatories
MPC H45 - Petit Jean Mountain South
MPC H41 - Petit Jean Mountain
MPC H43 - Conway West
http://www.arksky.org/

----- Original Message -----
From: "Denis" <boucherd@...>
To: <guide-user@yahoogroups.com>
Sent: Tuesday, August 23, 2011 9:38 AM
Subject: Re: [guide-user] 'Hyperbolic' comets off?


>I agree, something is wrong.
> This should never be above 1.
>
> Denis
>
> On 22/08/2011 7:15 PM, johnonj wrote:
>> Hi,
>>
>> Maybe I have done something silly, but I cannot get Comet Garradd C/2009 P1 to be in
>> its correct position. It shown in Hydra (near the Head of Hydra) on the 13 Aug 2011
>> version, instead of Sagitta where it is now.
>>
>> I have downloaded new elements. My home planet is Earth. The date is set to 23rd Aug
>> 2011 at 0 UT. J2000.0 coordinates.
>>
>> By the way, its eccentricity is shown as 1.0010110. Another comet with ecc> 1: LINEAR
>> C/2010 S1 shows as its position in Cen instead as Cas.
>>
>> Other smaller ecc comets are shown ok. Perhaps this is the reason?
>>
>> John
>>
>>
>>
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