Key statistics
Satellite HXMT at a glance.
Uptime
3008
Days in orbit
Revolutions
≈ 15.1
Per day
Orbit
LEO
Low Earth Orbit
Inclination
43.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for HXMT.
Object identification
Identified? True
Debris? False
Object name: HXMT
International designator: 2017-034A
Object number (NORAD): 42758
Object ID (CCSDS): 42758
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 95.068 minutes
Inclination: 43.015 deg
SMA: 6900.033 km
Apoapsis: 544.926 km
Periapsis: 498.869 km
RAAN: 307.5836 deg
Eccentricy: 0.00333742
Argument of periapsis: 166.9334 deg
Mean anomaly: 193.2384 deg
Mean motion: 15.14697999 rev/day
Mean motion (dot): 0.00005765 rev/day2
B* drag term: 0.00031396019 1/REarth
Two-line elements (TLE)
Creation date: Sept. 8, 2025, 6:18 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 8, 2025, 11:38 a.m. UTC
TLE line 0: 0 HXMT
TLE line 1: 1 42758U 17034A 25251.48535169 .00005765 00000-0 31396-3 0 9995
TLE line 2: 2 42758 43.0150 307.5836 0033374 166.9334 193.2384 15.14697999454884
Live tracking on map
Real-time ground track for satellite HXMT.
In-orbit conjunctions
There are no conjunctions computed for HXMT, at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
Hard X-ray Modulation Telescope (HXMT) is a Chinese X-ray space observatory. This will be China's first astronomy satellite, and it is tasked with observation of black holes, neutron stars and other phenomena based on their X-ray and gamma ray emissions.
HXMT was lifted into orbit during the mission ‘Long March 4B | Huiyan (HXMT (Hard X-ray Modulation Telescope))’, on board a Long March 4B space rocket.
The launch took place on June 15, 2017, 3 a.m. from Launch Area 4 (SLS-2 / 603).
For more information about the launch, click the button.

Long March 4B | Huiyan (HXMT (Hard X-ray Modulation Telescope))
Agency: N/A
Status: Launch Successful
Launch date: June 15, 2017, 3 a.m. UTC
Rocket: Long March 4B
Launch pad: Launch Area 4 (SLS-2 / 603)
Location: Jiuquan Satellite Launch Center, People's Republic of China
...
Latest news about this satellite
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