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Pujiang-1

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Pujiang-1
Mission typeTechnology Experiment
OperatorSAST[1]
COSPAR ID2015-051A Edit this at Wikidata
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
Reference systemGeocentric
RegimeSun-synchronous (SSO)
Semi-major axis6855 km
Perigee altitude474.9 km
Apogee 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

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PJ-1 was launched on 25 September 2015 at 1:41 UTC from the Jiuquan Satellite Launch Center (JSLC) in China.

Orbit

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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

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  1. ^ a b Krebs, Gunter Dirk. "Pujian 1". Gunter's Space Page. Retrieved 5 September 2020.
  2. ^ McDowell, Jonathan. "Launch Log". Jonathan's Space Page. Retrieved 10 October 2015.
  3. ^ a b "PUJIANG 1 (PJ-1)". N2YO.com. Retrieved 10 October 2015.
  4. ^ "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.
  5. ^ "China Launches Satellite to Aid Urban Management". Prensa Latina. 26 September 2015. Archived from the original on 10 October 2015. Retrieved 10 October 2015.