NASA orbit simulation software

Pat Flannery wrote:
:
:Fred J. McCall wrote::
: Not necessarily, Pat. There are lots and lots of different factors
: involved and different simulations may be better in different areas,
: so that sometimes one simulation works better and sometimes another
: does.
:
: So there may be no 'best' one and cherry picking from each one to make
: a 'best' one is not a simple task.
:
:
:Well, one obvious way to check would to have each of the programs
redict exactly where a satellite will end up given its input data
:before it is launched, then compare that to what actually happens after
:it is launched.
o that for several launches, and you should be able to figure out which
rogram gives the best data.
:If they are each predicting some aspect of its orbit better than the
thers...then it's time to write a new program that incorporates the
:best aspects of each of the competing programs and standardize on it.
:

You're not paying attention, Pat. "... and cherry picking from each
one to make a 'best' one is not a simple task."

--
"The reasonable man adapts himself to the world; the unreasonable
man persists in trying to adapt the world to himself. Therefore,
all progress depends on the unreasonable man."
--George Bernard Shaw