STARLINK-3691, 51960
Orbit data source: Space-Track
STARLINK-3691, 51960 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Wed, 09 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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51960 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-3691
1 51960U 22025E 25346.95071132 .00000072 00000-0 23716-4 0 9992
2 51960 53.0583 65.2349 0001762 76.5517 283.5669 15.06397162207775Epoch: 2025-12-12T22:49Z
TLE epoch observation values (Epoch: 2025-12-12T22:49:01.458Z)
Latitude
0.00005°
Longitude
1.09389°
Altitude
547.814 km
Speed
7.589 km/s
True Right ascension
04h 20m 56s
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
07:28:06
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.711 km
Perigee altitude
546.27 km
Semi-major axis
6,925.627 km
Eccentricity
0.00018
Inclination
53.0583°
RAAN
65.2349°
Arg. of periapsis
76.5517°
True anomaly
283.54727°
Mean anomaly
283.5669°
Eccentric anomaly
283.55709°
Mean motion
3.76578 °/min
Orbital period
95.6 mins
BSTAR
0.000023716
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Other satellites on launch #25 in the year 2022 (2022-03-09 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-3691 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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2025-12-13 10:14:22.344Z | 297.333° NW | 2025-12-13 10:17:22.344Z | 345.307° N | 17.408° | 2025-12-13 10:19:22.344Z | 18.675° NNE |
| 4 mins | 2025-12-13 13:37:22.344Z | 354.136° N | 2025-12-13 13:38:22.344Z | 15.495° NNE | 22.273° | 2025-12-13 13:41:22.344Z | 73.399° E |
| 6 mins | 2025-12-13 15:16:22.344Z | 299.459° NW | 2025-12-13 15:18:22.344Z | 244.556° WSW | 42.375° | 2025-12-13 15:22:22.344Z | 141.036° SSE |
| 5 mins | 2025-12-14 06:49:22.344Z | 169.451° S | 2025-12-14 06:51:22.344Z | 131.986° SE | 21.085° | 2025-12-14 06:54:22.344Z | 79.954° E |
| 6 mins | 2025-12-14 08:28:22.344Z | 257.19° W | 2025-12-14 08:30:22.344Z | 303.137° NW | 36.78° | 2025-12-14 08:34:22.344Z | 40.518° 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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