STARLINK-3102, 49151
Orbit data source: Space-Track
STARLINK-3102, 49151 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 14 Sep 2021 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
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49151 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
297 kg wet, ~275 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 10.1 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 10 hours ago
TLE from 10 hours ago
0 STARLINK-3102
1 49151U 21082X 25311.13798992 .00002581 00000-0 22390-3 0 9998
2 49151 69.9993 203.4423 0002795 267.4812 92.6027 14.98354558229807Epoch: 2025-11-07T03:18Z
TLE epoch observation values (Epoch: 2025-11-07T03:18:42.329Z)
Latitude
-0.00001°
Longitude
107.17966°
Altitude
574.493 km
Speed
7.574 km/s
True Right ascension
13h 33m 46s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
09:00:28
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
571.87 km
Perigee altitude
567.986 km
Semi-major axis
6,948.065 km
Eccentricity
0.00028
Inclination
69.9993°
RAAN
203.4423°
Arg. of periapsis
267.4812°
True anomaly
92.63469°
Mean anomaly
92.6027°
Eccentric anomaly
92.6187°
Mean motion
3.74755 °/min
Orbital period
96.06 mins
BSTAR
0.0002239
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Other satellites on launch #82 in the year 2021 (2021-09-14 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.STARLINK-3102 Visibility forecast
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Span | Click to sort rows by Start time (UTC) header in descending order | Start Az. | Max El. time (UTC) | Max El. Az. | Max El. | End time (UTC) | End Az. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2025-11-07 17:51:01.369Z | 173.463° S | 2025-11-07 17:55:01.369Z | 98.005° ESE | 29.709° | 2025-11-07 17:58:01.369Z | 45.368° ENE |
| 4 mins | 2025-11-07 19:32:01.369Z | 283.719° WNW | 2025-11-07 19:33:01.369Z | 303.009° NW | 18.929° | 2025-11-07 19:36:01.369Z | 351.255° N |
| 7 mins | 2025-11-08 03:54:01.369Z | 339.558° N | 2025-11-08 03:57:01.369Z | 43.127° NE | 44.32° | 2025-11-08 04:01:01.369Z | 152.114° SSE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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