STARLINK-2740, 48690
Orbit data source: Space-Track
STARLINK-2740, 48690 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Wed, 26 May 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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48690 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-2740
1 48690U 21044BE 26171.39299877 .00006851 00000-0 23239-3 0 9991
2 48690 53.1612 317.5311 0001469 84.9940 275.1229 15.31694737280095Epoch: 2026-06-20T09:25Z
TLE epoch observation values (Epoch: 2026-06-20T09:25:55.093Z)
Latitude
-0.00004°
Longitude
-92.55676°
Altitude
471.566 km
Speed
7.632 km/s
True Right ascension
21h 10m 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
23:20:10
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
472.018 km
Perigee altitude
470.006 km
Semi-major axis
6,849.149 km
Eccentricity
0.00015
Inclination
53.1612°
RAAN
317.5311°
Arg. of periapsis
84.994°
True anomaly
275.10613°
Mean anomaly
275.1229°
Eccentric anomaly
275.11452°
Mean motion
3.82903 °/min
Orbital period
94.02 mins
BSTAR
0.00023239
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Other satellites on launch #44 in the year 2021 (2021-05-26 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-2740 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-06-22 13:21:51.331Z | 291.376° WNW | 2026-06-22 13:23:51.331Z | 333.114° NNW | 20.618° | 2026-06-22 13:25:51.331Z | 15.824° NNE |
| 5 mins | 2026-06-22 18:18:51.331Z | 333.568° NNW | 2026-06-22 18:20:51.331Z | 61.667° ENE | 36.535° | 2026-06-22 18:23:51.331Z | 112.637° SE |
| 5 mins | 2026-06-23 11:12:51.331Z | 201.16° SSW | 2026-06-23 11:14:51.331Z | 138.111° SSE | 36.997° | 2026-06-23 11:17:51.331Z | 62.432° ENE |
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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