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List of USA satellites. This is a list of satellites and spacecraft which have been given USA designations by the United States Air Force. These designations have been applied to most United States military satellites since 1984, and replaced the earlier OPS designation. As of June 2022, USA designations have been assigned to 331 space satellites.
Traffic light. An LED 50- watt traffic light in Portsmouth, United Kingdom. Traffic lights, traffic signals, or stoplights – also known as robots in South Africa [1] [2] and Namibia – are signaling devices positioned at road intersections, pedestrian crossings, and other locations in order to control the flow of traffic.
Imaging radar is an application of radar which is used to create two-dimensional images, typically of landscapes. Imaging radar provides its light to illuminate an area on the ground and take a picture at radio wavelengths. It uses an antenna and digital computer storage to record its images.
United States 2015-08-19: 76.8°W Galaxy 4R: United States 19 April 2000, Ariane 42L: Inclined orbit 76.2°W INTELSAT-16 2015-08-19: 75.2°W GOES-16 United States 2015-08-19: 75.0°W: Brasilsat B1: Brazil 10 August 1994, Ariane 44LP: 74.9°W Galaxy-9: United States 24 May 1996, Delta II (7925) spare 74.0°W: Horizons-2: STAR Bus United States ...
Carried five instruments which uses radar and sensors of visible infrared light to closely monitor precipitation. [38] UARS: Inactive NASA: 1991 Upper Atmosphere Research Satellite. Part of NASA's Earth-Sun System Missions. Retired 2005. Vanguard 2: Inactive NRL: 1959 Vanguard 2E. The first weather satellite, designed to measure cloud cover.
The United States Space Surveillance Network (SSN) detects, tracks, catalogs and identifies artificial objects orbiting Earth, e.g. active/inactive satellites, spent rocket bodies, or fragmentation debris. The system is the responsibility of United States Space Command and operated by the United States Space Force and its functions are:
The satellites will have average visibility over the area through Tuesday before fading out Wednesday, according to Findstarlink.com. They are expected to be visible over Quincy for five minutes ...
Google Maps' satellite view is a "top-down" or bird's-eye view; most of the high-resolution imagery of cities is aerial photography taken from aircraft flying at 800 to 1,500 feet (240 to 460 m), while most other imagery is from satellites. [5]