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: 8 hours ago
TLE from 8 hours ago
0 STARLINK-2453
1 47845U 21018BL 25292.92741526 .00016884 00000-0 11489-2 0 9998
2 47845 53.0537 163.5263 0001433 89.8793 270.2360 15.06424988255384Epoch: 2025-10-19T22:15Z
TLE epoch observation values (Epoch: 2025-10-19T22:15:28.678Z)
Latitude
-0.00004°
Longitude
161.01972°
Altitude
548.01 km
Speed
7.589 km/s
True Right ascension
10h 54m 06s
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
01:10:39
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.398 km
Perigee altitude
546.413 km
Semi-major axis
6,925.543 km
Eccentricity
0.00014
Inclination
53.0537°
RAAN
163.5263°
Arg. of periapsis
89.8793°
True anomaly
270.21958°
Mean anomaly
270.236°
Eccentric anomaly
270.22779°
Mean motion
3.76585 °/min
Orbital period
95.6 mins
BSTAR
0.0011489
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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 | 2025-10-20 17:31:15.800Z | 196.945° SSW | 2025-10-20 17:34:15.800Z | 139.763° SSE | 31.119° | 2025-10-20 17:37:15.800Z | 71.405° E |
| 6 mins | 2025-10-20 19:11:15.800Z | 271.036° WNW | 2025-10-20 19:14:15.800Z | 339.344° N | 29.221° | 2025-10-20 19:17:15.800Z | 33.416° NE |
| 6 mins | 2025-10-21 00:13:15.800Z | 330.144° NNW | 2025-10-21 00:16:15.800Z | 51.55° ENE | 32.458° | 2025-10-21 00:19:15.800Z | 101.993° ESE |
| 5 mins | 2025-10-21 01:53:15.800Z | 273.065° WNW | 2025-10-21 01:55:15.800Z | 227.159° WSW | 25.941° | 2025-10-21 01:58:15.800Z | 172.32° S |
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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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