[sci.space.shuttle] Re : Astro-1...

gandalf@pro-canaveral.cts.com (Ken Hollis) (12/06/90)

Greetings and Salutations:

From: gsh7w@astsun.astro.Virginia.EDU (Greg Hennessy)
>There is a problem with the Imaging Pointing System (IPS) on the
>shuttle. The IPS is not stable, and has large drifts. This means that
  ....

I will preface this with "I have heard...", i.e., not something I know....

I have heard that this software problem (Lack of lock, large drifts) was a
previous bug on the IPS, and was not fixed / fixed correctly.

Any comments?

Ken Hollis

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