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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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: 3 days ago
TLE from 3 days ago
0 STARLINK-3691
1 51960U 22025E 26170.57214421 .00000236 00000-0 19374-4 0 9993
2 51960 53.1602 282.7073 0001170 93.3030 266.8105 15.31699430236444Epoch: 2026-06-19T13:43Z
TLE epoch observation values (Epoch: 2026-06-19T13:43:53.259Z)
Latitude
-0.00006°
Longitude
168.93615°
Altitude
471.687 km
Speed
7.631 km/s
True Right ascension
18h 50m 49s
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
21:58:24
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
471.8 km
Perigee altitude
470.197 km
Semi-major axis
6,849.135 km
Eccentricity
0.00012
Inclination
53.1602°
RAAN
282.7073°
Arg. of periapsis
93.303°
True anomaly
266.79711°
Mean anomaly
266.8105°
Eccentric anomaly
266.80381°
Mean motion
3.82904 °/min
Orbital period
94.02 mins
BSTAR
0.000019374
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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 | 2026-06-22 15:50:18.492Z | 327.579° NNW | 2026-06-22 15:52:18.492Z | 47.465° ENE | 39.211° | 2026-06-22 15:55:18.492Z | 114.127° SE |
| 5 mins | 2026-06-23 08:44:18.492Z | 207.297° SW | 2026-06-23 08:46:18.492Z | 158.146° S | 38.08° | 2026-06-23 08:49:18.492Z | 61.944° ENE |
| 4 mins | 2026-06-23 10:23:18.492Z | 301.148° NW | 2026-06-23 10:24:18.492Z | 324.547° NNW | 21.469° | 2026-06-23 10:27:18.492Z | 25.443° 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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