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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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: 2 days ago
TLE from 2 days ago
0 STARLINK-2453
1 47845U 21018BL 26171.23265080 .00001216 00000-0 50957-4 0 9993
2 47845 53.1608 141.5765 0001300 84.3783 275.7367 15.31697572292207Epoch: 2026-06-20T05:35Z
TLE epoch observation values (Epoch: 2026-06-20T05:35:01.029Z)
Latitude
0.00002°
Longitude
149.37201°
Altitude
471.559 km
Speed
7.632 km/s
True Right ascension
09h 26m 18s
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
02:13:12
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
471.894 km
Perigee altitude
470.113 km
Semi-major axis
6,849.141 km
Eccentricity
0.00013
Inclination
53.1608°
RAAN
141.5765°
Arg. of periapsis
84.3783°
True anomaly
275.72188°
Mean anomaly
275.7367°
Eccentric anomaly
275.72929°
Mean motion
3.82903 °/min
Orbital period
94.02 mins
BSTAR
0.000050957
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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 | 2026-06-22 23:31:25.041Z | 201.969° SSW | 2026-06-22 23:34:25.041Z | 116.386° SE | 33.757° | 2026-06-22 23:37:25.041Z | 62.51° ENE |
| 4 mins | 2026-06-23 01:10:25.041Z | 292.003° WNW | 2026-06-23 01:12:25.041Z | 344.259° N | 23.414° | 2026-06-23 01:14:25.041Z | 23.846° NE |
| 5 mins | 2026-06-23 06:06:25.041Z | 332.591° NNW | 2026-06-23 06:08:25.041Z | 25.283° NE | 32.188° | 2026-06-23 06:11:25.041Z | 100.269° ESE |
| 4 mins | 2026-06-23 07:44:25.041Z | 271.427° WNW | 2026-06-23 07:46:25.041Z | 224.975° SW | 22.351° | 2026-06-23 07:48:25.041Z | 183.03° SSW |
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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