STARLINK-2453, 47845
Orbit data source: Space-Track
STARLINK-2453, 47845 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 11 Mar 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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47845 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: 7 hours ago
TLE from 7 hours ago
0 STARLINK-2453
1 47845U 21018BL 26035.74112896 -.00002557 00000-0 -15283-3 0 9997
2 47845 53.0571 39.5299 0001897 87.8983 272.2223 15.06393890271639Epoch: 2026-02-04T17:47Z
TLE epoch observation values (Epoch: 2026-02-04T17:47:13.542Z)
Latitude
-0.00002°
Longitude
-2.1799°
Altitude
548.059 km
Speed
7.589 km/s
True Right ascension
02h 38m 07s
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
02:36:46
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.814 km
Perigee altitude
546.187 km
Semi-major axis
6,925.638 km
Eccentricity
0.00019
Inclination
53.0571°
RAAN
39.5299°
Arg. of periapsis
87.8983°
True anomaly
272.20058°
Mean anomaly
272.2223°
Eccentric anomaly
272.21144°
Mean motion
3.76577 °/min
Orbital period
95.6 mins
BSTAR
-0.00015283
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Other satellites on launch #18 in the year 2021 (2021-03-11 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-2453 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 | 2026-02-05 01:53:30.317Z | 178.65° S | 2026-02-05 01:56:30.317Z | 129.854° SE | 20.459° | 2026-02-05 01:59:30.317Z | 79.713° E |
| 6 mins | 2026-02-05 03:33:30.317Z | 256.593° W | 2026-02-05 03:35:30.317Z | 306.903° NW | 37.784° | 2026-02-05 03:39:30.317Z | 41.391° NE |
| 4 mins | 2026-02-05 05:14:30.317Z | 317.684° NNW | 2026-02-05 05:16:30.317Z | 352.226° N | 15.737° | 2026-02-05 05:18:30.317Z | 22.637° NE |
| 5 mins | 2026-02-05 08:35:30.317Z | 341.39° N | 2026-02-05 08:37:30.317Z | 24.808° NE | 25.544° | 2026-02-05 08:40:30.317Z | 82.957° E |
| 6 mins | 2026-02-05 10:14:30.317Z | 295.075° NW | 2026-02-05 10:17:30.317Z | 212.325° SW | 37.401° | 2026-02-05 10:20:30.317Z | 152.445° SSE |
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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