STARLINK-1321, 45573
Orbit data source: Space-Track
STARLINK-1321, 45573 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Wed, 22 Apr 2020 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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45573 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
260 kg wet, ~248 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: 8 hours ago
TLE from 8 hours ago
0 STARLINK-1321
1 45573U 20025AU 25298.79127389 -.00002427 00000-0 -14412-3 0 9997
2 45573 53.0556 322.2034 0001375 89.9265 270.1881 15.06394471304870Epoch: 2025-10-25T18:59Z
TLE epoch observation values (Epoch: 2025-10-25T18:59:26.064Z)
Latitude
-0.00005°
Longitude
2.92801°
Altitude
548.105 km
Speed
7.589 km/s
True Right ascension
21h 28m 48s
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
22:01:14
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.451 km
Perigee altitude
546.547 km
Semi-major axis
6,925.636 km
Eccentricity
0.00014
Inclination
53.0556°
RAAN
322.2034°
Arg. of periapsis
89.9265°
True anomaly
270.17234°
Mean anomaly
270.1881°
Eccentric anomaly
270.18022°
Mean motion
3.76577 °/min
Orbital period
95.6 mins
BSTAR
-0.00014412
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Other satellites on launch #25 in the year 2020 (2020-04-22 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-1321 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 | 2025-10-26 04:44:46.978Z | 237.702° WSW | 2025-10-26 04:46:46.978Z | 269.387° W | 43.086° | 2025-10-26 04:50:46.978Z | 47.262° ENE |
| 4 mins | 2025-10-26 06:25:46.978Z | 312.922° NW | 2025-10-26 06:26:46.978Z | 331.286° NNW | 18.215° | 2025-10-26 06:29:46.978Z | 22.957° NE |
| 5 mins | 2025-10-26 09:46:46.978Z | 344.018° N | 2025-10-26 09:48:46.978Z | 22.736° NE | 21.117° | 2025-10-26 09:51:46.978Z | 73.855° E |
| 6 mins | 2025-10-26 11:25:46.978Z | 306.219° NW | 2025-10-26 11:28:46.978Z | 204.872° SW | 44.357° | 2025-10-26 11:31:46.978Z | 136.798° 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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