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HEAD 1, 2A, 2B (Hede 1, 2A, 2B)

HEAD 1 [CAST]

HEAD 1 or Hede 1 is a Chinese commercial satelliteby HEAD Aerospace to track ships receiving their AIS (Automated Identification System) signals.

The three-axis stabilized satellites was built by SAST (Shanghai Academy of Spaceflight Technology) and features an high performance AIS-receiver being able to process 2 million AIS short messages per 24 hours and to identify 60000 ships.

HEAD 1 serves also as a prototype for the Skywalker constellation, which is to be a commercial small satellite-based constellation supporting multiple applications.

HEAD 1 was launched as a piggy-back payload on a CZ-4C sharing the ride with the main passenger FY 3D.

Nation: China
Type / Application: Traffic monitoring
Operator: HEAD Aerospace
Contractors: SAST
Equipment: high performance AIS-receiver
Configuration:
Propulsion:
Power: 2 deployable solar arrays, batteries
Lifetime: 2-3 years
Mass: 45 kg
Orbit:
Satellite COSPAR Date LS Launch Vehicle Remarks
HEAD 1 (Hede 1) 2017-072B 14.11.2017 TY LC-9 CZ-4C with FY 3D
HEAD 2A (Hede 2A) 2019-087 07.12.2019 TY LC-16 Kuaizhou-1A with HEAD 2A, HEAD 2B, TY 16, TY 17, Tianqi 4A, Tianqi 4B
HEAD 2B (Hede 2B) 2019-087 07.12.2019 TY LC-16 Kuaizhou-1A with HEAD 2A, HEAD 2B, TY 16, TY 17, Tianqi 4A, Tianqi 4B

References: