CU Crypto Session Sat
Jim choate
ravage at bga.com
Tue Apr 26 06:56:56 PDT 1994
>
> >Denning mentioned terrorists. I rebutted with satellite surviellance. I
> >pointed out that we could read a poker hand via computer enhancement. This
> >visibly shook her. Escrowed encryption is completely unnecessary, and she
>
> Some time ago I worked out the theoretical limits on spy satellite
> resolution. It's a simple exercise in optics, if you make optimistic
> assumptions like no atmospheric distortion, etc. My only major
> engineering assumption was that the objective mirror had to fit inside
> the payload fairing of a Titan launcher, i.e., about 2 meters max. The
> result, at visible wavelengths and for the slant ranges typical of spy
> satellite orbits, was about 1 foot. This was completely consistent
> with the leaked KH-11 photos of the Soviet aircraft carrier published
> some time back in AW&ST and Deep Black. Good, but not exactly good
> enough to read poker hands, I would say.
>
> Believe it or not, the laws of physics apply even to classified projects.
>
> Phil
>
>
>
A much simpler, computationaly anyway, solution is to look at Hubble...
More information about the Testlist
mailing list