Key statistics
Satellite XPNAV-1 at a glance.
Uptime
3136
Days in orbit
Revolutions
≈ 16.5
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
97.3
Latest
Satellite identification and parameters
Extended collection of information and parameters for XPNAV-1.
Object identification
Identified? True
Debris? False
Object name: XPNAV-1
International designator: 2016-066A
Object number (NORAD): 41841
Object ID (CCSDS): 41841
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Decay date: June 11, 2025
Period: 87.486 minutes
Inclination: 97.2943 deg
SMA: 6528.065 km
Apoapsis: 157.013 km
Periapsis: 142.846 km
RAAN: 199.9075 deg
Eccentricy: 0.0010851
Argument of periapsis: 263.6962 deg
Mean anomaly: 110.8025 deg
Mean motion: 16.45985878 rev/day
Mean motion (dot): 0.14626642 rev/day2
B* drag term: 0.00031677 1/REarth
Two-line elements (TLE)
Creation date: June 11, 2025, 9:06 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: June 11, 2025, 8:10 a.m. UTC
TLE line 0: 0 XPNAV-1
TLE line 1: 1 41841U 16066A 25162.34073850 .14626642 25244-5 31677-3 0 9993
TLE line 2: 2 41841 97.2943 199.9075 0010851 263.6962 110.8025 16.45985878479203
Live tracking on map
Satellite XPNAV-1 has decayed and is no longer in orbit. No tracking available.
In-orbit conjunctions
Satellite XPNAV-1 has decayed and is no longer in orbit. No conjunctions available.
Associated space launch
XPNAV-1 (X-Ray Pulsar Navigation) is the first ever satellite to test the technology of spacecraft navigation by using signals from X-ray pulsars. It is launched along with the Xiaoxiang 1 cubsat and several other small satellites.
XPNAV-1 was lifted into orbit during the mission ‘Long March 11 | Xiaoxiang-1, XPNAV-1 & 3 others.’, on board a Long March 11 space rocket.
The launch took place on Nov. 9, 2016, 11:42 p.m. from Launch Area 95A.
For more information about the launch, click the button.
Long March 11 | Xiaoxiang-1, XPNAV-1 & 3 others.
Agency: N/A
Status: Launch Successful
Launch date: Nov. 9, 2016, 11:42 p.m. UTC
Rocket: Long March 11
Launch pad: Launch Area 95A
Location: Jiuquan Satellite Launch Center, People's Republic of China
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