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College of DuPage is a public community college with its main campus in Glen Ellyn, Illinois. [3] The college also owns and operates satellite campuses in Addison, Carol Stream, Naperville and Westmont. [4] [5] With more than 20,000 students, the College of DuPage is the second largest provider of undergraduate education in Illinois, after ...
GOES-17 →. GOES-16, formerly known as GOES-R before reaching geostationary orbit, is the first of the GOES-R series of Geostationary Operational Environmental Satellites (GOES) operated by NASA and the National Oceanic and Atmospheric Administration (NOAA). GOES-16 serves as the operational geostationary weather satellite in the GOES East ...
WDCB. / 41.8433333°N 88.0833333°W / 41.8433333; -88.0833333. WDCB (90.9 MHz is a non-commercial public FM radio station licensed to Glen Ellyn, Illinois, and serving the Chicago metropolitan area. It largely airs jazz programming and is owned by the College of DuPage.
Weather radar; Weather satellite; Weather surveillance radar (WSR) Weatherwise – A photographically adorned general interest weather magazine that frequently publishes articles on tornadoes and other severe weather. Wedge tornado – (slang) Storm chaser slang for a very large tornado. Typically a wedge tornado is defined as one that is wider ...
The radar was upgraded with a completely new antenna capable of dual-band operations, called Haystack Ultrawideband Satellite Imaging Radar (HUSIR). The system is capable of simultaneous operations in X band and W-band , which allows it to better determine the size, shape, orientation, and motion of orbiting objects. [11]
North Warning System. The North Warning System (NWS, French: Système d'alerte du nord) is a joint United States and Canadian early-warning radar system for the atmospheric air defense of North America. It provides surveillance of airspace from potential incursions or attacks from across North America's polar region.
A ground radar calculates the satellite's position using knowledge of the satellite's radar cross section, and this is compared with the satellite's known position and velocity. Active satellites. Active calibration satellites are equipped with transponders that emit a signal on command. The ground radar station submits a transmit command and ...
It was the first radar imaging satellite to be operated by the Russian military after the Soviet RORSAT and Almaz-T series. The first Kondor-E (Kondor-E 1, COSPAR 2014-084A) launched 19 December 2014 for South Africa. Civilian versions of the satellite have been designed under the name Kondor-FKA or Kondor-FKA-M.