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  2. List of Long March launches (2020–2024) - Wikipedia

    en.wikipedia.org/wiki/List_of_Long_March_launches...

    Ludi Tance-1 01A Sun-synchronous: Ministry of Natural Resources: Earth observation: 26 February 2022 23:44 [80] Long March 4C: F-40 Jiuquan SLS-2: Successful Ludi Tance-1 01B Sun-synchronous: Ministry of Natural Resources: Earth observation: 27 February 2022 03:06 [81] [82] Long March 8: F-2 Wenchang LC-2 Successful Dayun (Xingshidai-17) Sun ...

  3. Long March 4C - Wikipedia

    en.wikipedia.org/wiki/Long_March_4C

    It is launched from the Jiuquan, Taiyuan, and Xichang Satellite Launch Centers, and consists of 3 stages. Long March 4C vehicles have been used to launch the Yaogan-1, Yaogan-3 synthetic-aperture radar (SAR) satellites and the Fengyun-3A polar orbiting meteorological satellite. On 15 December 2009, a Long March 4C was used to launch Yaogan-8. [3]

  4. Long March 3B - Wikipedia

    en.wikipedia.org/wiki/Long_March_3B

    On 9 April 2020, a Long March 3B launcher failed after lifting off from the Xichang Satellite Launch Center in the southwestern Sichuan province at 11:46 UTC during the launch of an Indonesian communications satellite, Palapa-N1 (Nusantara Dua) of a mass of 5500 kg and was expected to enter service in geostationary orbit at 113.0° East ...

  5. List of Earth observation satellites - Wikipedia

    en.wikipedia.org/wiki/List_of_Earth_observation...

    Earth observation satellite missions developed by the ESA as of 2019. Earth observation satellites are Earth-orbiting spacecraft with sensors used to collect imagery and measurements of the surface of the earth. These satellites are used to monitor short-term weather, long-term climate change, natural disasters.

  6. These Are the Best Emergency Radios to Keep You Updated ...

    www.aol.com/lifestyle/best-emergency-radios-keep...

    The NOAA broadcasts weather warnings and forecasts as the National Weather Radio (NWR) across seven public radio frequencies: 62.400 megahertz, 162.425 MHz, 162.450 MHz, 162.475 MHz, 162.500 MHz ...

  7. Ludi Tance-1 01A (L-SAR 01A) Ministry of Natural Resources: Low Earth Earth observation: In orbit: Operational 31 January 23:11:14 [38] Falcon 9 Block 5: F9-138 Cape Canaveral SLC-40: SpaceX: CSG-2: ASI: Low Earth Earth observation: In orbit: Operational Second COSMO-SkyMed 2nd Generation satellite.

  8. Weather radio - Wikipedia

    en.wikipedia.org/wiki/Weather_radio

    A weather radio is a specialized radio receiver that is designed to receive a public broadcast service, typically from government-owned radio stations, dedicated to broadcasting weather forecasts and reports on a continual basis, with the routine weather reports being interrupted by emergency weather reports whenever needed.

  9. Radio occultation - Wikipedia

    en.wikipedia.org/wiki/Radio_occultation

    It is used as a weather forecasting tool, and could also be harnessed in monitoring climate change. The technique involves a low-Earth-orbit satellite receiving a signal from a GNSS satellite. The signal has to pass through the atmosphere and gets refracted along the way. The magnitude of the refraction depends on the temperature and water ...