STARLINK-4402, 53509
Orbit data source: Space-Track
STARLINK-4402, 53509 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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53509 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: 13 hours ago
TLE from 13 hours ago
0 STARLINK-4402
1 53509U 22099AW 25293.29297434 -.00000141 00000-0 -64287-5 0 9995
2 53509 97.6053 52.7622 0001625 251.8112 108.2936 15.01258497174926Epoch: 2025-10-20T07:01Z
TLE epoch observation values (Epoch: 2025-10-20T07:01:52.982Z)
Latitude
-0.00001°
Longitude
-81.70593°
Altitude
566.428 km
Speed
7.578 km/s
True Right ascension
03h 31m 02s
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
15:08:55
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
561.141 km
Perigee altitude
558.886 km
Semi-major axis
6,938.151 km
Eccentricity
0.00016
Inclination
97.6053°
RAAN
52.7622°
Arg. of periapsis
251.8112°
True anomaly
108.31128°
Mean anomaly
108.2936°
Eccentric anomaly
108.30244°
Mean motion
3.75558 °/min
Orbital period
95.86 mins
BSTAR
-0.0000064287
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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-4402 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 | 2025-10-20 20:24:14.953Z | 36.392° NE | 2025-10-20 20:27:14.953Z | 97.906° ESE | 29.032° | 2025-10-20 20:30:14.953Z | 158.711° S |
| 5 mins | 2025-10-21 08:46:14.953Z | 221.262° SW | 2025-10-21 08:48:14.953Z | 272.146° WNW | 26.445° | 2025-10-21 08:51:14.953Z | 323.971° NNW |
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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