STARLINK-4255, 53003
Orbit data source: Space-Track
STARLINK-4255, 53003 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 07 Jul 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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53003 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: 14 hours ago
TLE from 14 hours ago
0 STARLINK-4255
1 53003U 22076T 25340.86128366 .00001569 00000-0 11664-3 0 9994
2 53003 53.2174 150.8416 0001342 76.6943 283.4198 15.08843433188837Epoch: 2025-12-06T20:40Z
TLE epoch observation values (Epoch: 2025-12-06T20:40:14.908Z)
Latitude
-0.00007°
Longitude
124.89648°
Altitude
540.415 km
Speed
7.593 km/s
True Right ascension
10h 03m 21s
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
08:31:38
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.906 km
Perigee altitude
539.049 km
Semi-major axis
6,918.115 km
Eccentricity
0.00013
Inclination
53.2174°
RAAN
150.8416°
Arg. of periapsis
76.6943°
True anomaly
283.40484°
Mean anomaly
283.4198°
Eccentric anomaly
283.41232°
Mean motion
3.77191 °/min
Orbital period
95.44 mins
BSTAR
0.00011664
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Other satellites on launch #76 in the year 2022 (2022-07-07 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-4255 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 | 2025-12-07 14:21:19.181Z | 233.808° WSW | 2025-12-07 14:23:19.181Z | 251.828° W | 43.096° | 2025-12-07 14:27:19.181Z | 48.148° ENE |
| 4 mins | 2025-12-07 16:02:19.181Z | 314.124° NW | 2025-12-07 16:03:19.181Z | 333.322° NNW | 18.504° | 2025-12-07 16:06:19.181Z | 24.21° NE |
| 4 mins | 2025-12-07 19:23:19.181Z | 352.014° N | 2025-12-07 19:25:19.181Z | 32.295° NE | 19.252° | 2025-12-07 19:27:19.181Z | 65.722° ENE |
| 6 mins | 2025-12-07 21:02:19.181Z | 309.601° NW | 2025-12-07 21:04:19.181Z | 304.617° NW | 44.071° | 2025-12-07 21:08:19.181Z | 131.917° 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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