Pujiang-1
Mission typeTechnology Experiment
OperatorSAST[1]
COSPAR ID2015-051A
SATCAT no.40925[2]
Spacecraft properties
SpacecraftPJ-1
ManufacturerChina
Start of mission
Launch date25 September 2015, 01:41 (UTC)
RocketChang Zheng 11
Launch siteJSLC
Orbital parameters
Semi-major axis6855 km
Periapsis altitude474.9 km
Apoapsis altitude493.6 km
Inclination97.3 degrees
Period94.1 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 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.

References

  1. 1 2 "Pujian 1". Gunter's Space Page. Retrieved 5 September 2020.
  2. McDowell, Jonathan. "Launch Log". Jonathan's Space Page. Retrieved 10 October 2015.
  3. 1 2 "PUJIANG 1 (PJ-1)". N2YO.com. Retrieved 10 October 2015.
  4. "China Sends Satellite to Aid Smart City". Archived from the original on 23 April 2016. Retrieved 10 October 2015.
  5. "China Launches Satellite to Aid Urban Management". Archived from the original on 10 October 2015. Retrieved 10 October 2015.


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