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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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: 20 hours ago
TLE from 20 hours ago
0 STARLINK-2545
1 48289U 21036P 26091.95436291 .00003885 00000-0 14322-3 0 9999
2 48289 53.1590 327.6172 0001190 76.3624 283.7509 15.30202465271960Epoch: 2026-04-01T22:54Z
TLE epoch observation values (Epoch: 2026-04-01T22:54:16.955Z)
Latitude
-0.00003°
Longitude
153.73674°
Altitude
475.914 km
Speed
7.629 km/s
True Right ascension
21h 50m 28s
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
00:33:28
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
476.28 km
Perigee altitude
474.649 km
Semi-major axis
6,853.601 km
Eccentricity
0.00012
Inclination
53.159°
RAAN
327.6172°
Arg. of periapsis
76.3624°
True anomaly
283.73765°
Mean anomaly
283.7509°
Eccentric anomaly
283.74428°
Mean motion
3.82529 °/min
Orbital period
94.11 mins
BSTAR
0.00014322
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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 | 2026-04-02 19:31:26.088Z | 281.952° WNW | 2026-04-02 19:33:26.088Z | 324.358° NNW | 23.73° | 2026-04-02 19:36:26.088Z | 27.218° NE |
| 5 mins | 2026-04-03 00:28:26.088Z | 332.429° NNW | 2026-04-03 00:30:26.088Z | 26.148° NE | 32.775° | 2026-04-03 00:33:26.088Z | 101.089° ESE |
| 4 mins | 2026-04-03 02:06:26.088Z | 272.026° WNW | 2026-04-03 02:08:26.088Z | 227.148° WSW | 22.11° | 2026-04-03 02:10:26.088Z | 184.784° SSW |
| 5 mins | 2026-04-03 17:24:26.088Z | 185.944° SSW | 2026-04-03 17:26:26.088Z | 122.368° SE | 30.991° | 2026-04-03 17:29:26.088Z | 65.662° ENE |
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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