STARLINK-3721, 52134
Orbit data source: Space-Track
STARLINK-3721, 52134 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sat, 19 Mar 2022 UTC via an FALCON 9 launch vehicle from the Air Force Eastern Test Range (AFETR). 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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52134 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
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: 2 days ago
TLE from 2 days ago
0 STARLINK-3721
1 52134U 22029AY 26171.40980024 .00000065 00000-0 22197-4 0 9990
2 52134 53.1596 327.8757 0001092 93.0595 267.0521 15.08831668236446Epoch: 2026-06-20T09:50Z
TLE epoch observation values (Epoch: 2026-06-20T09:50:06.740Z)
Latitude
-0.00006°
Longitude
-88.27726°
Altitude
540.699 km
Speed
7.593 km/s
True Right ascension
21h 51m 30s
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
21:28:07
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.779 km
Perigee altitude
539.268 km
Semi-major axis
6,918.16 km
Eccentricity
0.00011
Inclination
53.1596°
RAAN
327.8757°
Arg. of periapsis
93.0595°
True anomaly
267.0396°
Mean anomaly
267.0521°
Eccentric anomaly
267.04585°
Mean motion
3.77187 °/min
Orbital period
95.44 mins
BSTAR
0.000022197
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Other satellites on launch #29 in the year 2022 (2022-03-19 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-3721 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 | 2026-06-22 11:16:06.498Z | 156.743° SSE | 2026-06-22 11:18:06.498Z | 125.532° SE | 14.315° | 2026-06-22 11:20:06.498Z | 94.486° ESE |
| 6 mins | 2026-06-22 12:54:06.498Z | 238.155° WSW | 2026-06-22 12:57:06.498Z | 340.906° N | 43.608° | 2026-06-22 13:00:06.498Z | 45.271° ENE |
| 4 mins | 2026-06-22 14:35:06.498Z | 308.232° NW | 2026-06-22 14:37:06.498Z | 344.728° N | 17.745° | 2026-06-22 14:39:06.498Z | 18.525° NNE |
| 5 mins | 2026-06-22 17:56:06.498Z | 344.154° N | 2026-06-22 17:58:06.498Z | 22.825° NE | 20.857° | 2026-06-22 18:01:06.498Z | 74.083° E |
| 6 mins | 2026-06-22 19:35:06.498Z | 305.913° NW | 2026-06-22 19:38:06.498Z | 178.864° S | 43.771° | 2026-06-22 19:41:06.498Z | 137.02° 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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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