Re: new version automatic vaisala

Tomas Mar 19, 2012

Thank you Bill,

this is much better

Tom

--- In find_orb@yahoogroups.com, Bill J Gray <pluto@...> wrote:
>
> Hi Tomas,
>
> Sorry for the delay... it took me a while to figure out a
> good answer to this problem.
>
> In the previous version, I did some things to make the
> initial orbit determination (IOD) a little "smarter". But as
> you found, in some cases (mostly involving very short arcs),
> it actually resulted in _worse_ orbits.
>
> I've managed to fix most of this, and have posted an
> "in development" version at
>
> http://www.projectpluto.com/pluto/devel/find_orb.htm
>
> (NOTE that this isn't the previous site for "in development"
> versions, at http://home.gwi.net/~pluto/devel/find_orb.htm .
> I'm in the process of discontinuing that site.)
>
> Please let me know what you find. In a way, this bug turned
> out to be a Good Thing; it caused me to think a little bit
> differently about how IOD should be handled, and has led to
> some ideas for further improvement. The code is a little easier
> to follow now, which is a _really_ good thing; it had become
> sufficiently complicated that it was hard to make improvements.
>
> -- Bill
>