STARLINK-2545, 48289
Orbit data source: Space-Track
STARLINK-2545, 48289 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 29 Apr 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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48289 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: 4 hours ago
TLE from 4 hours ago
0 STARLINK-2545
1 48289U 21036P 26036.50002314 .00032738 00000-0 11423-2 0 9991
2 48289 53.1573 225.1237 0001115 107.3104 278.6534 15.29341865 5771Epoch: 2026-02-05T12:00Z
TLE epoch observation values (Epoch: 2026-02-05T12:00:01.999Z)
Latitude
20.54546°
Longitude
-74.31986°
Altitude
478.177 km
Speed
7.63 km/s
True Right ascension
16h 05m 21s
True Declination
20° 25' 41"
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
18:29:33
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
478.8 km
Perigee altitude
477.271 km
Semi-major axis
6,856.172 km
Eccentricity
0.00011
Inclination
53.1573°
RAAN
225.1237°
Arg. of periapsis
107.3104°
True anomaly
278.64077°
Mean anomaly
278.6534°
Eccentric anomaly
278.64708°
Mean motion
3.82314 °/min
Orbital period
94.16 mins
BSTAR
0.0011423
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Other satellites on launch #36 in the year 2021 (2021-04-29 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-2545 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 | 2026-02-05 16:50:42.208Z | 288.645° WNW | 2026-02-05 16:52:42.208Z | 326.254° NNW | 20.126° | 2026-02-05 16:55:42.208Z | 24.603° NE |
| 5 mins | 2026-02-05 21:47:42.208Z | 323.685° NNW | 2026-02-05 21:49:42.208Z | 11.337° NNE | 38.172° | 2026-02-05 21:52:42.208Z | 111.01° ESE |
| 5 mins | 2026-02-06 14:43:42.208Z | 208.517° SW | 2026-02-06 14:45:42.208Z | 164.369° S | 38.017° | 2026-02-06 14:48:42.208Z | 62.097° ENE |
| 4 mins | 2026-02-06 16:22:42.208Z | 296.952° NW | 2026-02-06 16:24:42.208Z | 344.683° N | 21.379° | 2026-02-06 16:26:42.208Z | 22.472° NNE |
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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