STARLINK-3690, 51964
Orbit data source: Space-Track
STARLINK-3690, 51964 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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51964 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-3690
1 51964U 22025J 26171.40341087 .00000390 00000-0 24342-4 0 9991
2 51964 53.1571 266.4388 0001082 75.8864 284.2258 15.31702085236751Epoch: 2026-06-20T09:40Z
TLE epoch observation values (Epoch: 2026-06-20T09:40:54.699Z)
Latitude
0.00003°
Longitude
-147.40762°
Altitude
471.452 km
Speed
7.632 km/s
True Right ascension
17h 45m 45s
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
02:13:09
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
471.732 km
Perigee altitude
470.25 km
Semi-major axis
6,849.128 km
Eccentricity
0.00011
Inclination
53.1571°
RAAN
266.4388°
Arg. of periapsis
75.8864°
True anomaly
284.21378°
Mean anomaly
284.2258°
Eccentric anomaly
284.21979°
Mean motion
3.82904 °/min
Orbital period
94.02 mins
BSTAR
0.000024342
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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-3690 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 15:25:21.851Z | 309.039° NW | 2026-06-22 15:28:21.851Z | 298.1° NW | 43.521° | 2026-06-22 15:31:21.851Z | 132.986° SE |
| 5 mins | 2026-06-23 08:21:21.851Z | 232.902° WSW | 2026-06-23 08:23:21.851Z | 29.228° NE | 44.068° | 2026-06-23 08:26:21.851Z | 48.848° ENE |
| 4 mins | 2026-06-23 13:17:21.851Z | 342.673° N | 2026-06-23 13:19:21.851Z | 18.662° NNE | 16.332° | 2026-06-23 13:21:21.851Z | 56.167° ENE |
| 6 mins | 2026-06-23 14:55:21.851Z | 313.94° NW | 2026-06-23 14:57:21.851Z | 336.576° NNW | 42.571° | 2026-06-23 15:01:21.851Z | 126.742° SE |
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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