STARLINK-3273, 50191
Orbit data source: Space-Track
STARLINK-3273, 50191 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sat, 18 Dec 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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50191 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
290 kg wet, ~270 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: 19 hours ago
TLE from 19 hours ago
0 STARLINK-3273
1 50191U 21125AM 26169.39775250 -.00000224 00000-0 40252-5 0 9996
2 50191 53.1605 166.9211 0001268 89.4682 270.6455 15.08838125251657Epoch: 2026-06-18T09:32Z
TLE epoch observation values (Epoch: 2026-06-18T09:32:45.816Z)
Latitude
0.00003°
Longitude
117.08856°
Altitude
540.631 km
Speed
7.593 km/s
True Right ascension
11h 07m 41s
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
15:35:51
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.88 km
Perigee altitude
539.126 km
Semi-major axis
6,918.14 km
Eccentricity
0.00013
Inclination
53.1605°
RAAN
166.9211°
Arg. of periapsis
89.4682°
True anomaly
270.63097°
Mean anomaly
270.6455°
Eccentric anomaly
270.63824°
Mean motion
3.77189 °/min
Orbital period
95.44 mins
BSTAR
0.0000040252
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Other satellites on launch #125 in the year 2021 (2021-12-18 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-3273 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-06-19 04:55:36.094Z | 311.903° NW | 2026-06-19 04:57:36.094Z | 343.138° N | 14.91° | 2026-06-19 04:59:36.094Z | 15.76° NNE |
| 5 mins | 2026-06-19 08:16:36.094Z | 338.138° N | 2026-06-19 08:18:36.094Z | 19.807° NNE | 26.31° | 2026-06-19 08:21:36.094Z | 83.697° E |
| 6 mins | 2026-06-19 09:55:36.094Z | 292.593° NW | 2026-06-19 09:58:36.094Z | 214.015° SW | 34.971° | 2026-06-19 10:01:36.094Z | 156.147° SSE |
| 5 mins | 2026-06-20 01:27:36.094Z | 180.379° SSW | 2026-06-20 01:29:36.094Z | 133.243° SE | 28.016° | 2026-06-20 01:32:36.094Z | 72.84° E |
| 6 mins | 2026-06-20 03:06:36.094Z | 270.703° WNW | 2026-06-20 03:08:36.094Z | 315.758° NNW | 30.881° | 2026-06-20 03:12:36.094Z | 36.854° NE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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