Re: Inertial Navigation ???

From:         "Chuck" <chorning@email.msn.com>
Date:         15 May 2000 11:14:14 -0700
Organization: NASA Dryden
References:   1
Followups:    1
Next article
View raw article
  or MIME structure

>>  You are correct about IRS's
>> updating their position.  When an IRS can lock on to 2 vor's it will
>> triangulate its position and update itself.
>
>I have never seen the system you describe, but only UHF DME used to update
>the IRS.

What aircraft have IRS systems that compute themselves or receive
updated position data? The ones I am familar with the IRS position is
never updated once the system is put in NAV.

INS is another story. Those systems I am familar with do get updated
by the FMC.

Chuck