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: 7 hours ago
TLE from 7 hours ago
0 STARLINK-4439
1 53498U 22099AK 25308.45914937 .00000119 00000-0 12462-4 0 9991
2 53498 97.6052 67.7211 0001835 88.4514 271.6923 15.05649044177206Epoch: 2025-11-04T11:01Z
TLE epoch observation values (Epoch: 2025-11-04T11:01:10.505Z)
Latitude
-0.00002°
Longitude
-141.51854°
Altitude
552.542 km
Speed
7.586 km/s
True Right ascension
04h 30m 53s
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
13:53:37
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
547.778 km
Perigee altitude
545.237 km
Semi-major axis
6,924.645 km
Eccentricity
0.00018
Inclination
97.6052°
RAAN
67.7211°
Arg. of periapsis
88.4514°
True anomaly
271.67128°
Mean anomaly
271.6923°
Eccentric anomaly
271.68179°
Mean motion
3.76658 °/min
Orbital period
95.58 mins
BSTAR
0.000012462
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2025-11-04 21:09:10.473Z | 4.196° NNE | 2025-11-04 21:12:10.473Z | 299.58° NW | 41.998° | 2025-11-04 21:16:10.473Z | 203.104° SW |
| 5 mins | 2025-11-05 07:54:10.473Z | 145.537° SSE | 2025-11-05 07:56:10.473Z | 71.55° E | 40.83° | 2025-11-05 07:59:10.473Z | 358.067° N |
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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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