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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Edit Public Description
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: 22 hours ago
TLE from 22 hours ago
0 STARLINK-3861
1 52503U 22049BE 25346.66787333 -.00001528 00000-0 -77968-4 0 9994
2 52503 53.2181 69.6602 0001213 99.9435 260.1694 15.08824197199396Epoch: 2025-12-12T16:01Z
TLE epoch observation values (Epoch: 2025-12-12T16:01:44.255Z)
Latitude
-0.00004°
Longitude
107.61957°
Altitude
540.833 km
Speed
7.593 km/s
True Right ascension
04h 38m 38s
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
12:53:36
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.876 km
Perigee altitude
539.197 km
Semi-major axis
6,918.174 km
Eccentricity
0.00012
Inclination
53.2181°
RAAN
69.6602°
Arg. of periapsis
99.9435°
True anomaly
260.1557°
Mean anomaly
260.1694°
Eccentric anomaly
260.16255°
Mean motion
3.77186 °/min
Orbital period
95.44 mins
BSTAR
-0.000077968
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2025-12-13 14:45:59.045Z | 318.61° NNW | 2025-12-13 14:49:59.045Z | 59.078° ENE | 38.086° | 2025-12-13 14:52:59.045Z | 112.079° ESE |
| 4 mins | 2025-12-13 16:26:59.045Z | 263.999° W | 2025-12-13 16:28:59.045Z | 224.896° SW | 19.177° | 2025-12-13 16:30:59.045Z | 190.756° SSW |
| 6 mins | 2025-12-14 07:57:59.045Z | 217.622° SW | 2025-12-14 07:59:59.045Z | 150.261° SSE | 43.782° | 2025-12-14 08:03:59.045Z | 53.348° ENE |
| 5 mins | 2025-12-14 09:37:59.045Z | 299.861° NW | 2025-12-14 09:39:59.045Z | 341.231° N | 21.179° | 2025-12-14 09:42:59.045Z | 29.394° NE |
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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