Key statistics
Satellite STARLINK-35139 at a glance.
Uptime
29
Days in orbit
Revolutions
≈ 15.4
Per day
Orbit
LEO
Low Earth Orbit
Inclination
53.2
Latest
Satellite identification and parameters
Extended collection of information and parameters for STARLINK-35139.
Object identification
Identified? True
Debris? False
Object name: STARLINK-35139
International designator: 2025-257A
Object number (NORAD): 66380
Object ID (CCSDS): 66380
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
Orbital parameters
Period: 93.528 minutes
Inclination: 53.16 deg
SMA: 6825.286 km
Apoapsis: 449.098 km
Periapsis: 445.204 km
RAAN: 293.5445 deg
Eccentricy: 0.0002853
Argument of periapsis: 92.1489 deg
Mean anomaly: 267.9843 deg
Mean motion: 15.39648227 rev/day
Mean motion (dot): 0.00087081 rev/day2
B* drag term: 0.0021600826 1/REarth
Two-line elements (TLE)
Creation date: Dec. 6, 2025, 5:59 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 6, 2025, 2:36 p.m. UTC
TLE line 0: 0 STARLINK-35139
TLE line 1: 1 66380U 25257A 25340.60863377 .00087081 00000-0 21601-2 0 9994
TLE line 2: 2 66380 53.1600 293.5445 0002853 92.1489 267.9843 15.39648227 5363
Live tracking on map
Real-time ground track for satellite STARLINK-35139.
In-orbit conjunctions
There are no conjunctions computed for STARLINK-35139, at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
3 Chinese satellites reported to be for "orbital technological testing" purposes. Actual usage not known.
STARLINK-35139 was lifted into orbit during the mission ‘Long March 11 | Shiyan 32 01-03’, on board a Long March 11 space rocket.
The launch took place on Nov. 8, 2025, 9:01 p.m. from Oriental Spaceport mobile launch ship.
For more information about the launch, click the button.
Long March 11 | Shiyan 32 01-03
Agency: N/A
Status: Launch Successful
Launch date: Nov. 8, 2025, 9:01 p.m. UTC
Rocket: Long March 11
Launch pad: Oriental Spaceport mobile launch ship
Location: Sea Launch
...
Latest news about this satellite
China breaks annual launch record with VLEO Chutian and Shiyan technology test launches
China conducted a pair of solid rocket launches late Saturday, seeing the country surpass its previous record for orbital launch attempts in a calendar year. The post China breaks annual launch record with VLEO Chutian and Shiyan technology test launches...
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