X-Nico

2 unusual facts about Institute of Navigation


P. V. H. Weems

According to the Institute of Navigation, however, "his proudest achievement" was the Star Altitude Curves, which simplified finding one's position; it was adopted by the Army Air Corps prior to World War II.

In 1960, Weems received a gold medal from the American Institute of Navigation.



see also

Type 730 CIWS

The radar TR47C is a derivative of the EFR-1/LR66 J-band radar (NATO code name: Rice Lamp) by Xi'an Research Institute of Navigation Technology, but it is unclear that if this derivative is developed by the same institution.