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 | |
Reference system | Geocentric |
Regime | Sun-synchronous (SSO) |
Semi-major axis | 6855 km |
Perigee altitude | 474.9 km |
Apogee 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]
Launch
PJ-1 was launched on 25 September 2015 at 1:41 UTC from the Jiuquan Satellite Launch Center (JSLC) in China.
Orbit
The Chang Zheng 11 (Long March 11) carrier rocket delivered PJ-1 satellite into a Sun-synchronous orbit (SSO) at an altitude of about 299 miles (481 km), inclined 97.3 degrees.
References
- ^ a b Krebs, Gunter Dirk. "Pujian 1". Gunter's Space Page. Retrieved 5 September 2020.
- ^ McDowell, Jonathan. "Launch Log". Jonathan's Space Page. Retrieved 10 October 2015.
- ^ a b "PUJIANG 1 (PJ-1)". N2YO.com. Retrieved 10 October 2015.
- ^ "China Sends Satellite to Aid "Smart City"". Chinese Academy of Sciences. 28 September 2015. Archived from the original on 23 April 2016. Retrieved 10 October 2015.
- ^ "China Launches Satellite to Aid Urban Management". Prensa Latina. 26 September 2015. Archived from the original on 10 October 2015. Retrieved 10 October 2015.