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Track CSS (TIANHE-1) now!
10-day predictions
CSS (TIANHE-1) is classified as:

NORAD ID: 48274
Int'l Code: 2021-035A
Perigee: 380.7 km
Apogee: 386.9 km
Inclination: 41.5 °
Period: 92.1 minutes
Semi major axis: 6754 km
RCS: Unknown
Launch date: April 29, 2021
Source: People's Republic of China (PRC)
Launch site: Wenchang Satellite Launch Center (WSC)

TIANHE-1 is the first module to launch of the Chinese large modular space station. It was launched into orbit on 29 April 2021, as the first launch of the final phase of Tiangong program (Project 921), part of the Chinese space program.
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NASA's NSSDC Master Catalog

Two Line Element Set (TLE):
1 48274U 21035A   23089.27978009  .00042651  00000-0  44325-3 0  9999
2 48274  41.4744 277.1108 0004563 259.8624  92.1645 15.63810670109487
Source of the keplerian elements: AMSAT