REFLECTOR: mixed units

David Staten david.staten at gmail.com
Thu Sep 11 13:50:16 CDT 2008


HYTEC45 at aol.com wrote:
>
>
>     Al
>
> Wasn't it something like this that caused the Mars Polar explorer to 
> crash during orbit insertion??
> TEC

Yes. They did some of the calcs in meters/km.. and some in FPS/MPH.. and 
didn't properly convert between the two. The device shut off the descent 
motor x number of meters above the surface instead of x number of feet.. 
or something like that.

Faster better cheaper..


More information about the Reflector mailing list