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: 8 hours ago
TLE from 8 hours ago
0 STARLINK-3861
1 52503U 22049BE 26137.86194926 -.00000784 00000-0 -31148-4 0 9998
2 52503 53.2166 88.4767 0001759 69.5350 290.5831 15.08835557222977Epoch: 2026-05-17T20:41Z
TLE epoch observation values (Epoch: 2026-05-17T20:41:12.416Z)
Latitude
0.00001°
Longitude
-97.38351°
Altitude
540.227 km
Speed
7.594 km/s
True Right ascension
05h 53m 54s
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
13:46:08
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
541.219 km
Perigee altitude
538.785 km
Semi-major axis
6,918.139 km
Eccentricity
0.00018
Inclination
53.2166°
RAAN
88.4767°
Arg. of periapsis
69.535°
True anomaly
290.56423°
Mean anomaly
290.5831°
Eccentric anomaly
290.57366°
Mean motion
3.77189 °/min
Orbital period
95.44 mins
BSTAR
-0.000031148
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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 | 2026-05-18 05:05:00.596Z | 330.364° NNW | 2026-05-18 05:08:00.596Z | 20.626° NNE | 22.943° | 2026-05-18 05:11:00.596Z | 77.379° E |
| 6 mins | 2026-05-18 06:45:00.596Z | 300.261° NW | 2026-05-18 06:48:00.596Z | 207.423° SW | 41.016° | 2026-05-18 06:51:00.596Z | 145.805° SSE |
| 5 mins | 2026-05-18 22:17:00.596Z | 172.278° S | 2026-05-18 22:19:00.596Z | 133.329° SE | 22.388° | 2026-05-18 22:22:00.596Z | 78.634° E |
| 6 mins | 2026-05-18 23:56:00.596Z | 261.42° W | 2026-05-18 23:58:00.596Z | 311.033° NW | 35.461° | 2026-05-19 00:02:00.596Z | 39.625° NE |
| 5 mins | 2026-05-19 04:58:00.596Z | 349.081° N | 2026-05-19 05:00:00.596Z | 39.879° NE | 25.687° | 2026-05-19 05:03:00.596Z | 89.179° E |
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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