STARLINK-5374, 56144
Orbit data source: Space-Track
STARLINK-5374, 56144 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Wed, 29 Mar 2023 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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56144 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
305 kg wet, ~290 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 10.1 m
Radar Cross Section
11.087 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 STARLINK-5374
1 56144U 23046BE 26171.35947817 .00012777 00000-0 47408-3 0 9996
2 56144 43.0022 287.0287 0001289 262.2406 97.8299 15.27506330177909Epoch: 2026-06-20T08:37Z
TLE epoch observation values (Epoch: 2026-06-20T08:37:38.913Z)
Latitude
-0.00006°
Longitude
-110.95873°
Altitude
483.166 km
Speed
7.626 km/s
True Right ascension
19h 08m 06s
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
00:33:48
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
486.099 km
Perigee altitude
484.33 km
Semi-major axis
6,863.351 km
Eccentricity
0.00013
Inclination
43.0022°
RAAN
287.0287°
Arg. of periapsis
262.2406°
True anomaly
97.84453°
Mean anomaly
97.8299°
Eccentric anomaly
97.83722°
Mean motion
3.81715 °/min
Orbital period
94.31 mins
BSTAR
0.00047408
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Other satellites on launch #46 in the year 2023 (2023-03-29 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-5374 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 14:23:17.475Z | 291.511° WNW | 2026-06-22 14:26:17.475Z | 31.341° NE | 42.35° | 2026-06-22 14:29:17.475Z | 94.874° ESE |
| 5 mins | 2026-06-22 16:03:17.475Z | 260.665° W | 2026-06-22 16:05:17.475Z | 196.394° SSW | 31.081° | 2026-06-22 16:08:17.475Z | 141.539° SSE |
| 5 mins | 2026-06-23 10:38:17.475Z | 232.564° WSW | 2026-06-23 10:40:17.475Z | 138.937° SSE | 42.372° | 2026-06-23 10:43:17.475Z | 75.856° E |
| 5 mins | 2026-06-23 12:17:17.475Z | 286.63° WNW | 2026-06-23 12:19:17.475Z | 2.293° NNE | 38.888° | 2026-06-23 12:22:17.475Z | 70.826° E |
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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