[amsat-bb] Yoshihide Kozai

[Robert McGwier]

Yes, AO 13.

On Tue, Feb 27, 2018 at 1:09 PM Gregory Beat <w9gb at icloud.com> wrote:

> Jeopardy question?
>
> Oscar 13, AO-13
>
> greg, w9gb
>
> ===
> Subject: [amsat-bb] Yoshihide Kozai
>
> The long scientific life of Kozai ended recently with his death at ~90
> years old
>
> Kozai and Lidov proposed a mechanism for why the Luna 3 probe decayed into
> the Earth's atmosphere when everyone believed it would last "forever".
>
> This same mechanism describes the death of which amateur spacecraft?
>
> Bob
> N4HY
>
> Sent from iPad Air
>
-- 
Bob McGwier
Founder, Federated Wireless, Inc
Founder and Technical Advisor, HawkEye 360, Inc
Research Professor Virginia Tech
Chief Scientist:  The Ted and Karyn Hume Center for National Security and
Technology
Senior Member IEEE, Facebook: N4HYBob, ARS: N4HY
Faculty Advisor Virginia Tech Amateur Radio Assn, Trustee K4KDJ
Member of PVRC (Roanoke-Blacksburg), TAPR,  life member of ARRL and AMSAT,
NRVR.ORG (Rocketry)