STARLINK-1983, 47630
Orbit data source: Space-Track
STARLINK-1983, 47630 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 16 Feb 2021 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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47630 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
260 kg wet, ~248 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-1983
1 47630U 21012L 25346.30350300 -.00004435 00000-0 -27912-3 0 9992
2 47630 53.0532 83.9979 0001801 93.5483 266.5712 15.06384566267072Epoch: 2025-12-12T07:17Z
TLE epoch observation values (Epoch: 2025-12-12T07:17:02.659Z)
Latitude
-0°
Longitude
-106.51024°
Altitude
548.213 km
Speed
7.589 km/s
True Right ascension
05h 35m 59s
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
03:23:54
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.777 km
Perigee altitude
546.282 km
Semi-major axis
6,925.667 km
Eccentricity
0.00018
Inclination
53.0532°
RAAN
83.9979°
Arg. of periapsis
93.5483°
True anomaly
266.5506°
Mean anomaly
266.5712°
Eccentric anomaly
266.5609°
Mean motion
3.76574 °/min
Orbital period
95.6 mins
BSTAR
-0.00027912
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Other satellites on launch #12 in the year 2021 (2021-02-16 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-1983 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 08:55:50.083Z | 209.912° SW | 2025-12-13 08:58:50.083Z | 139.626° SSE | 39.412° | 2025-12-13 09:02:50.083Z | 58.122° ENE |
| 5 mins | 2025-12-13 10:36:50.083Z | 293.315° NW | 2025-12-13 10:38:50.083Z | 339.11° N | 24.477° | 2025-12-13 10:41:50.083Z | 30.51° NE |
| 4 mins | 2025-12-13 13:58:50.083Z | 352.964° N | 2025-12-13 13:59:50.083Z | 10.329° NNE | 16.26° | 2025-12-13 14:02:50.083Z | 57.883° ENE |
| 6 mins | 2025-12-13 15:37:50.083Z | 323.066° NNW | 2025-12-13 15:40:50.083Z | 64.369° ENE | 38.519° | 2025-12-13 15:43:50.083Z | 113.324° SE |
| 4 mins | 2025-12-13 17:17:50.083Z | 264.801° W | 2025-12-13 17:19:50.083Z | 227.109° WSW | 18.935° | 2025-12-13 17:21:50.083Z | 192.73° SSW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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