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  2. Quasi-Zenith Satellite System - Wikipedia

    en.wikipedia.org/wiki/Quasi-Zenith_Satellite_System

    Quasi-Zenith satellite orbit QZSS animation, the "Quasi-Zenith/tundra orbit" plot is clearly visible.The Quasi-Zenith Satellite System (QZSS), also known as Michibiki (みちびき, "guidance"), is a four-satellite regional satellite navigation system and a satellite-based augmentation system developed by the Japanese government to enhance the United States-operated Global Positioning System ...

  3. QZS-1R - Wikipedia

    en.wikipedia.org/wiki/QZS-1R

    QZS-1R replaced the QZS-1 (Michibiki-1) satellite launched in September 2010. QZS-1 had a design life of ten years. QZS-1 had a design life of ten years. As QZS-1 was an experimental satellite, it did not broadcast the MADOCA (Multi-GNSS Advanced Demonstration tool for Orbit and Clock Analysis) signal, which can be used for centimeter-order ...

  4. JAXA - Wikipedia

    en.wikipedia.org/wiki/JAXA

    On 11 September 2010, JAXA launched QZS-1 (Michibiki-1), the first satellite of the Quasi Zenith Satellite System (QZSS), a subsystem of the global positioning system (GPS). Three more followed in 2017, and a replacement for QZS-1 is scheduled to launch in late 2021.

  5. AOL Video - Serving the best video content from AOL and ...

    www.aol.com/video/view/japans-gps-system...

    The AOL.com video experience serves up the best video content from AOL and around the web, curating informative and entertaining snackable videos.

  6. List of spaceflight launches in July–December 2025 - Wikipedia

    en.wikipedia.org/wiki/List_of_spaceflight...

    First of two Satellite for Indian Data Relay satellite System. 2025 (TBD) [129] GSLV Mk II: Satish Dhawan: ISRO: IDRSS-2: ISRO: Geosynchronous: Communications Second of two Satellite for Indian Data Relay satellite System. 2025 (TBD) [191] Hera II: Boeing C-17 Globemaster III, Prestwick Spaceport: Astraius ⚀ Lemur-2 × ? [192] Spire Global ...

  7. List of spaceflight launches in January–June 2025 - Wikipedia

    en.wikipedia.org/wiki/List_of_spaceflight...

    Second of twelve launches for Rivada Space Networks' 300-satellite constellation. Q2 (TBD) [126] Falcon 9 Block 5: Vandenberg SLC-4E: SpaceX: Rivada × 24 Rivada Space Networks: Low Earth Communications Third of twelve launches for Rivada Space Networks' 300-satellite constellation. Q2 (TBD) [146] New Glenn: NG-3 Cape Canaveral LC-36: Blue ...

  8. Reimei - Wikipedia

    en.wikipedia.org/wiki/Reimei

    Reimei ('Dawn') is the in-flight name for a small Japanese satellite known during development as INDEX (INnovative-technology Demonstration Experiment), developed in-house at JAXA both to serve as a demonstration of small-satellite technologies (particularly high-performance and high-accuracy attitude control) and to perform simultaneous optical and charged-particle observation of the aurora.

  9. Superbird-B3 - Wikipedia

    en.wikipedia.org/wiki/Superbird-B3

    Superbird-B3, known as Superbird-8 before launch, and DSN-1 (Kirameki-1) for its military payload, is a geostationary communications satellite operated by SKY Perfect JSAT Group and designed and manufactured by Mitsubishi Electric on the DS2000 satellite bus.