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The world's first Global Positioning System (GPS) signal was transmitted from Navigation Technology Satellite 2 (NTS-2) and received at Rockwell Collins in Cedar Rapids, Iowa, at 12:41 a.m. Eastern time (ET).
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Global Positioning System
American satellite-based radio navigation service
The Global Positioning System (GPS) is a satellite-based hyperbolic navigation system owned by the United States Space Force and operated by Mission Delta 31. It is one of the global navigation satellite systems (GNSS) that provide geolocation and time information to a GPS…Source: Wikipedia (CC BY-SA)
Rockwell Collins
Defunct US-based electronics company (2001–2018)
Rockwell Collins, Inc. was a multinational corporation headquartered in Cedar Rapids, Iowa, providing avionics and information technology systems and services to government agencies and aircraft manufacturers. It was formed when the Collins Radio Company, facing financial…Source: Wikipedia (CC BY-SA)
Cedar Rapids, Iowa
City in Iowa, United States
Cedar Rapids is a city in Linn County, Iowa, United States, and its county seat. The population was 137,710 at the 2020 census, making it the second-most populous city in Iowa. The city lies on both banks of the Cedar River, 20 miles (32 km) north of Iowa City and 128 miles (206…Source: Wikipedia (CC BY-SA)
July 19
Day of the year
July 19 is the 200th day of the year in the Gregorian calendar; 165 days remain until the end of the year.Source: Wikipedia (CC BY-SA)