STARLINK-4781, 53861
Orbit data source: Space-Track
STARLINK-4781, 53861 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Mon, 19 Sep 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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53861 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
305 kg wet, ~290 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-4781
1 53861U 22114AV 26171.45443852 -.00001102 00000-0 -51198-4 0 9999
2 53861 53.1591 182.8357 0001079 83.3731 276.7383 15.08826828208627Epoch: 2026-06-20T10:54Z
TLE epoch observation values (Epoch: 2026-06-20T10:54:23.488Z)
Latitude
-0.00002°
Longitude
110.56899°
Altitude
540.587 km
Speed
7.593 km/s
True Right ascension
12h 11m 20s
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
21:31:17
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.784 km
Perigee altitude
539.291 km
Semi-major axis
6,918.175 km
Eccentricity
0.00011
Inclination
53.1591°
RAAN
182.8357°
Arg. of periapsis
83.3731°
True anomaly
276.72602°
Mean anomaly
276.7383°
Eccentric anomaly
276.73216°
Mean motion
3.77186 °/min
Orbital period
95.44 mins
BSTAR
-0.000051198
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Other satellites on launch #114 in the year 2022 (2022-09-19 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-4781 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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-06-22 11:09:16.093Z | 278.53° WNW | 2026-06-22 11:12:16.093Z | 228.895° WSW | 18.948° | 2026-06-22 11:14:16.093Z | 193.592° SSW |
| 6 mins | 2026-06-23 02:41:16.093Z | 218.935° SW | 2026-06-23 02:43:16.093Z | 175.277° S | 43.341° | 2026-06-23 02:47:16.093Z | 53.506° ENE |
| 5 mins | 2026-06-23 04:21:16.093Z | 297.204° NW | 2026-06-23 04:23:16.093Z | 336.996° NNW | 21.249° | 2026-06-23 04:26:16.093Z | 27.788° NE |
| 4 mins | 2026-06-23 07:43:16.093Z | 356.501° N | 2026-06-23 07:44:16.093Z | 15.129° NNE | 17.472° | 2026-06-23 07:47:16.093Z | 63.742° ENE |
| 6 mins | 2026-06-23 09:22:16.093Z | 319.354° NNW | 2026-06-23 09:24:16.093Z | 20.43° NNE | 43.126° | 2026-06-23 09:28:16.093Z | 122.57° SE |
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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