STARLINK-3398, 51120
Orbit data source: Space-Track
STARLINK-3398, 51120 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Wed, 19 Jan 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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51120 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: 5 hours ago
TLE from 5 hours ago
0 STARLINK-3398
1 51120U 22005S 26098.19892404 .00000584 00000-0 54814-4 0 9993
2 51120 53.2174 156.6607 0001420 92.2419 267.8736 15.08837994233335Epoch: 2026-04-08T04:46Z
TLE epoch observation values (Epoch: 2026-04-08T04:46:27.037Z)
Latitude
0.00002°
Longitude
-111.41666°
Altitude
540.684 km
Speed
7.593 km/s
True Right ascension
10h 26m 38s
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
16:07:04
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.977 km
Perigee altitude
539.012 km
Semi-major axis
6,918.131 km
Eccentricity
0.00014
Inclination
53.2174°
RAAN
156.6607°
Arg. of periapsis
92.2419°
True anomaly
267.85734°
Mean anomaly
267.8736°
Eccentric anomaly
267.86547°
Mean motion
3.7719 °/min
Orbital period
95.44 mins
BSTAR
0.000054814
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Other satellites on launch #5 in the year 2022 (2022-01-19 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-3398 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 | 2026-04-08 11:33:49.805Z | 341.423° N | 2026-04-08 11:35:49.805Z | 13.902° NNE | 16.251° | 2026-04-08 11:37:49.805Z | 48.301° ENE |
| 6 mins | 2026-04-08 13:13:49.805Z | 324.624° NNW | 2026-04-08 13:15:49.805Z | 21.158° NNE | 40.275° | 2026-04-08 13:19:49.805Z | 116.624° SE |
| 4 mins | 2026-04-08 14:53:49.805Z | 255.393° W | 2026-04-08 14:54:49.805Z | 236.61° WSW | 17.716° | 2026-04-08 14:57:49.805Z | 188.092° SSW |
| 6 mins | 2026-04-09 06:23:49.805Z | 223.798° SW | 2026-04-09 06:26:49.805Z | 76.051° E | 43.419° | 2026-04-09 06:29:49.805Z | 52.196° ENE |
| 4 mins | 2026-04-09 08:04:49.805Z | 308.532° NW | 2026-04-09 08:05:49.805Z | 328.646° NNW | 20.177° | 2026-04-09 08:08:49.805Z | 23.24° 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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