QZS 6, 7 (Michibiki 6, 7)

QZS 6 (Michibiki 6) [MHI]

QZSS (Quasi Zenith Satellite System) is a Japanese satellite navigation system operating from inclined, elliptical geosynchronous orbits to achieve optimal high-elevation visibility in urban canyons and mountainous areas. The navigation system objective is to broadcast GPS-interoperable and augmentation signals as well as original Japanese (QZSS) signals from a three-spacecraft constellation.

The navigation system objective is to broadcast GPS-interoperable and augmentation signals as well as original Japanese (QZSS) signals from a three-spacecraft constellation in inclined, elliptical geosynchronous orbits.

Nation: Japan
Type / Application: Navigation
Operator: JAXA
Contractors: Mitsubishi Electric Corporation (MELCO)
Equipment: transponders
Configuration: DS-2000
Propulsion: R-4D
Power: 2 deployable solar arrays, batteries
Lifetime: 15 years
Mass: 4900 kg (#6); 5000 kg (#7)
Orbit: GEO
Satellite COSPAR Date LS Launch Vehicle Remarks
QZS 6 (Michibiki 6) 2025-023A 02.02.2025 Ta YLP-2 H-3-22S
QZS 7 (Michibiki 7) 2026-182A 10.08.2026 Ta YLP-2 H-3-22S

Launch Sites:

  • Ta =   Tanegashima Space Center, Tanegashima, Japan   Japan
Further QZS missions:

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