STARLINK-3727, 52125
Orbit data source: Space-Track
STARLINK-3727, 52125 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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52125 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-3727
1 52125U 22029AP 26171.16323612 .00000421 00000-0 44561-4 0 9992
2 52125 53.1597 328.9826 0001257 91.3826 268.7310 15.08835658236400Epoch: 2026-06-20T03:55Z
TLE epoch observation values (Epoch: 2026-06-20T03:55:03.600Z)
Latitude
0.00001°
Longitude
1.8358°
Altitude
540.667 km
Speed
7.593 km/s
True Right ascension
21h 55m 55s
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
21:30:38
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.88 km
Perigee altitude
539.141 km
Semi-major axis
6,918.148 km
Eccentricity
0.00013
Inclination
53.1597°
RAAN
328.9826°
Arg. of periapsis
91.3826°
True anomaly
268.7166°
Mean anomaly
268.731°
Eccentric anomaly
268.7238°
Mean motion
3.77188 °/min
Orbital period
95.44 mins
BSTAR
0.000044561
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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-3727 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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-06-22 11:42:37.053Z | 181.812° SSW | 2026-06-22 11:45:37.053Z | 125.343° SE | 23.492° | 2026-06-22 11:48:37.053Z | 74.704° E |
| 5 mins | 2026-06-22 13:22:37.053Z | 267.106° W | 2026-06-22 13:24:37.053Z | 326.602° NNW | 34.988° | 2026-06-22 13:27:37.053Z | 35.112° NE |
| 5 mins | 2026-06-22 18:23:37.053Z | 337.693° N | 2026-06-22 18:25:37.053Z | 19.746° NNE | 26.828° | 2026-06-22 18:28:37.053Z | 84.717° E |
| 6 mins | 2026-06-22 20:02:37.053Z | 291.516° WNW | 2026-06-22 20:05:37.053Z | 214.417° SW | 34.039° | 2026-06-22 20:08:37.053Z | 157.513° S |
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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