3 ms·
It has actually been done: the SR-71 Blackbird had one. https://en.wikipedia.org/wiki/Lockheed_SR-71_Blackbird#Astro-Inertial_Navigation_System https://en.wiki
by Ao7bei3s 11y ago
It has actually been done: the SR-71 Blackbird had one.
https://en.wikipedia.org/wiki/Lockheed_SR-71_Blackbird#Astro-Inertial_Navigation_System https://en.wikipedia.org/wiki/Lockheed_SR-71_Blackbird#Astro...
- mikeash 11y agoAmazingly, it worked during the day (on the ground) too!