STARLINK-4439, 53498
Orbit data source: Space-Track
STARLINK-4439, 53498 is a payload satellite owned by SpaceX/Seattle (US) in SSO that was launched on Fri, 12 Aug 2022 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). 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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53498 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
300 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: 15 hours ago
TLE from 15 hours ago
0 STARLINK-4439
1 53498U 22099AK 25360.29666161 -.00000864 00000-0 -55675-4 0 9996
2 53498 97.6026 118.8234 0001582 82.0624 278.0782 15.05643494185005Epoch: 2025-12-26T07:07Z
TLE epoch observation values (Epoch: 2025-12-26T07:07:11.563Z)
Latitude
-0.00003°
Longitude
-83.01415°
Altitude
552.442 km
Speed
7.586 km/s
True Right ascension
07h 55m 17s
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
21:18:30
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
547.62 km
Perigee altitude
545.429 km
Semi-major axis
6,924.662 km
Eccentricity
0.00016
Inclination
97.6026°
RAAN
118.8234°
Arg. of periapsis
82.0624°
True anomaly
278.06025°
Mean anomaly
278.0782°
Eccentric anomaly
278.06923°
Mean motion
3.76656 °/min
Orbital period
95.58 mins
BSTAR
-0.000055675
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Other satellites on launch #99 in the year 2022 (2022-08-12 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-4439 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 | 2025-12-26 22:02:23.112Z | 328.899° NNW | 2025-12-26 22:04:23.112Z | 296.897° NW | 15.41° | 2025-12-26 22:06:23.112Z | 262.706° W |
| 5 mins | 2025-12-27 08:46:23.112Z | 212.146° SW | 2025-12-27 08:48:23.112Z | 252.57° W | 25.465° | 2025-12-27 08:51:23.112Z | 317.545° NNW |
| 5 mins | 2025-12-27 20:23:23.112Z | 44.214° NE | 2025-12-27 20:25:23.112Z | 87.142° E | 27.353° | 2025-12-27 20:28:23.112Z | 154.299° SSE |
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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