Mission type | Technology Experiment |
---|---|
Operator | SAST [1] |
COSPAR ID | 2015-051A |
SATCAT no. | 40925 [2] |
Spacecraft properties | |
Spacecraft | PJ-1 |
Manufacturer | China |
Start of mission | |
Launch date | 25 September 2015, 01:41 (UTC) |
Rocket | Chang Zheng 11 |
Launch site | JSLC |
Orbital parameters | |
Semi-major axis | 6855 km |
Periapsis altitude | 474.9 km |
Apoapsis altitude | 493.6 km |
Inclination | 97.3 degrees |
Period | 94.1 minutes [3] |
Pujiang-1, also known as PJ-1, is a Chinese technology demonstration satellite [1] designed to promote the construction of smart cities in China. [4] PJ-1 also monitors weather, traffic and population density of a city. It is the first Chinese satellite that uses 3D printing for the titanium structure of its antenna. [5] It also features a Wi-Fi router providing a communication network between satellites. [3]
PJ-1 was launched on 25 September 2015 at 1:41 UTC from the Jiuquan Satellite Launch Center ( JSLC) in China.
The launch rocket Chang Zheng 11 (Long March 11) delivered PJ-1 satellite into a Sun-synchronous orbit (SSO) at an altitude of about 299 miles (481 km), inclined 97.3 degrees.