Hi Bill, hi Denis,

ops, I have forgotten that this setting is already available at "options".
If everything is set, I have a look at "options" in a very few cases only.
Thanks for the reminder :-)

The GRS file, that's an good idea, Bill.

Thank you,

Oliver

> -----Original Message-----
> From: Bill J Gray [mailto:pluto@...]
> Sent: Saturday, April 09, 2005 11:19 PM
> To: guide-user@yahoogroups.com
> Subject: Re: [guide-user] Updating GRS position
>
>
> Hi Oliver,
>
> As Denis has mentioned, you can set this value by right-clicking on
> Jupiter, then Display, then Options. However, great minds are working
> alike. I've started on making a little file with historical data on the
> GRS longitude at certain dates. The idea would be that when you set Guide
> to a date in the past, it can interpolate within the data. For the
> present
> and future, it could use the most recent observation or a reasonable
> extrapolation. That last makes some sense, because at least in recent
> years, the GRS longitude has steadily increased.
>
> I'd probably just provide the file as part of the usual Guide updates.
> It need not be very large.
>
> -- Bill
>
>
>
>
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