STARLINK-3861, 52503
Orbit data source: Space-Track
STARLINK-3861, 52503 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Fri, 06 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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52503 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, ~220 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: 1 day ago
TLE from 1 day ago
0 STARLINK-3861
1 52503U 22049BE 26206.08921885 .00000021 00000-0 19430-4 0 9993
2 52503 53.1603 141.8686 0001309 92.4610 267.6531 15.08839065233276Epoch: 2026-07-25T02:08Z
TLE epoch observation values (Epoch: 2026-07-25T02:08:28.508Z)
Latitude
-0.00005°
Longitude
166.94327°
Altitude
540.675 km
Speed
7.593 km/s
True Right ascension
09h 27m 28s
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
19:21:35
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.906 km
Perigee altitude
539.095 km
Semi-major axis
6,918.137 km
Eccentricity
0.00013
Inclination
53.1603°
RAAN
141.8686°
Arg. of periapsis
92.461°
True anomaly
267.63811°
Mean anomaly
267.6531°
Eccentric anomaly
267.64561°
Mean motion
3.77189 °/min
Orbital period
95.44 mins
BSTAR
0.00001943
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Other satellites on launch #49 in the year 2022 (2022-05-06 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-3861 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 | 2026-07-26 21:13:15.035Z | 183.68° SSW | 2026-07-26 21:16:15.035Z | 121.779° SE | 25.299° | 2026-07-26 21:19:15.035Z | 71.953° E |
| 5 mins | 2026-07-26 22:53:15.035Z | 272.126° WNW | 2026-07-26 22:55:15.035Z | 331.185° NNW | 33.226° | 2026-07-26 22:58:15.035Z | 34.401° NE |
| 5 mins | 2026-07-27 03:54:15.035Z | 337.682° N | 2026-07-27 03:56:15.035Z | 22.514° NE | 28.328° | 2026-07-27 03:59:15.035Z | 88.277° E |
| 6 mins | 2026-07-27 05:33:15.035Z | 288.042° WNW | 2026-07-27 05:36:15.035Z | 211.816° SW | 31.467° | 2026-07-27 05:39:15.035Z | 160.226° S |
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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