STARLINK-3985, 52644
Orbit data source: Space-Track
STARLINK-3985, 52644 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sat, 14 May 2022 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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52644 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
297 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: 2 days ago
TLE from 2 days ago
0 STARLINK-3985
1 52644U 22052AY 26171.34081301 .00006769 00000-0 44357-3 0 9993
2 52644 53.1603 158.1879 0001319 94.6077 265.5065 15.08790113226629Epoch: 2026-06-20T08:10Z
TLE epoch observation values (Epoch: 2026-06-20T08:10:46.244Z)
Latitude
-0.00001°
Longitude
126.93838°
Altitude
540.859 km
Speed
7.593 km/s
True Right ascension
10h 32m 45s
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
21:26:28
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
541.062 km
Perigee altitude
539.237 km
Semi-major axis
6,918.287 km
Eccentricity
0.00013
Inclination
53.1603°
RAAN
158.1879°
Arg. of periapsis
94.6077°
True anomaly
265.49143°
Mean anomaly
265.5065°
Eccentric anomaly
265.49897°
Mean motion
3.77177 °/min
Orbital period
95.45 mins
BSTAR
0.00044357
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Other satellites on launch #52 in the year 2022 (2022-05-14 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-3985 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 | 2026-06-22 23:55:27.956Z | 164.34° S | 2026-06-22 23:57:27.956Z | 130.481° SE | 17.638° | 2026-06-22 23:59:27.956Z | 94.647° ESE |
| 6 mins | 2026-06-23 01:34:27.956Z | 251.265° W | 2026-06-23 01:36:27.956Z | 311.287° NW | 40.568° | 2026-06-23 01:40:27.956Z | 43.626° NE |
| 4 mins | 2026-06-23 06:36:27.956Z | 354.028° N | 2026-06-23 06:37:27.956Z | 15.889° NNE | 22.735° | 2026-06-23 06:40:27.956Z | 75.263° E |
| 5 mins | 2026-06-23 08:15:27.956Z | 295.376° NW | 2026-06-23 08:17:27.956Z | 223.481° SW | 41.372° | 2026-06-23 08:20:27.956Z | 146.255° SSE |
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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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