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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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: 10 hours ago
TLE from 10 hours ago
0 STARLINK-4450
1 53491U 22099AC 25308.31036034 -.00002266 00000-0 -17186-3 0 9996
2 53491 97.6029 67.4652 0002870 238.4318 121.6626 15.01267314177170Epoch: 2025-11-04T07:26Z
TLE epoch observation values (Epoch: 2025-11-04T07:26:55.133Z)
Latitude
-0.00006°
Longitude
-88.06373°
Altitude
567.093 km
Speed
7.577 km/s
True Right ascension
04h 29m 51s
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
13:52:06
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
561.978 km
Perigee altitude
557.995 km
Semi-major axis
6,938.124 km
Eccentricity
0.00029
Inclination
97.6029°
RAAN
67.4652°
Arg. of periapsis
238.4318°
True anomaly
121.69059°
Mean anomaly
121.6626°
Eccentric anomaly
121.67659°
Mean motion
3.75561 °/min
Orbital period
95.86 mins
BSTAR
-0.00017186
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2025-11-04 20:48:39.272Z | 17.949° NNE | 2025-11-04 20:51:39.272Z | 58.088° ENE | 41.953° | 2025-11-04 20:55:39.272Z | 185.198° SSW |
| 5 mins | 2025-11-05 07:35:39.272Z | 125.429° SE | 2025-11-05 07:37:39.272Z | 76.074° E | 30.572° | 2025-11-05 07:40:39.272Z | 10.691° NNE |
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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