REFLECTOR: mixed units

[Gary Stull]

in reality, WHO CARES?
----- Original Message ----- 
From: "David Staten" <david.staten at gmail.com>
To: "Velocity Aircraft Owners and Builders list" <reflector at tvbf.org>
Sent: Thursday, September 11, 2008 2:50 PM
Subject: Re: REFLECTOR: mixed units


> 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..
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