STARLINK-4450, 53491
Orbit data source: Space-Track
STARLINK-4450, 53491 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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53491 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
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-4450
1 53491U 22099AC 26055.61961259 .00000471 00000-0 41246-4 0 9994
2 53491 97.6049 177.4312 0002021 224.1516 135.9547 15.01263109194028Epoch: 2026-02-24T14:52Z
TLE epoch observation values (Epoch: 2026-02-24T14:52:14.527Z)
Latitude
-0.00007°
Longitude
159.87414°
Altitude
567.068 km
Speed
7.577 km/s
True Right ascension
11h 49m 43s
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
01:27:31
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
561.402 km
Perigee altitude
558.597 km
Semi-major axis
6,938.137 km
Eccentricity
0.0002
Inclination
97.6049°
RAAN
177.4312°
Arg. of periapsis
224.1516°
True anomaly
135.9708°
Mean anomaly
135.9547°
Eccentric anomaly
135.96275°
Mean motion
3.7556 °/min
Orbital period
95.86 mins
BSTAR
0.000041246
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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-4450 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 | 2026-02-25 07:01:48.493Z | 99.425° ESE | 2026-02-25 07:03:48.493Z | 65.806° ENE | 16.12° | 2026-02-25 07:05:48.493Z | 32.842° NE |
| 6 mins | 2026-02-25 08:35:48.493Z | 202.848° SW | 2026-02-25 08:38:48.493Z | 274.907° WNW | 29.794° | 2026-02-25 08:41:48.493Z | 327.62° NNW |
| 5 mins | 2026-02-25 20:15:48.493Z | 57.592° ENE | 2026-02-25 20:17:48.493Z | 107.154° ESE | 25.035° | 2026-02-25 20:20:48.493Z | 156.349° SSE |
| 4 mins | 2026-02-25 21:50:48.493Z | 319.934° NNW | 2026-02-25 21:51:48.493Z | 300.809° NW | 19.011° | 2026-02-25 21:54:48.493Z | 247.51° W |
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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