STARLINK-2751, 48685
Orbit data source: Space-Track
STARLINK-2751, 48685 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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48685 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: 1 day ago
TLE from 1 day ago
0 STARLINK-2751
1 48685U 21044AZ 25348.98872953 .00003216 00000-0 23479-3 0 9995
2 48685 53.0552 91.9051 0001361 102.0707 258.0435 15.06382186251641Epoch: 2025-12-14T23:43Z
TLE epoch observation values (Epoch: 2025-12-14T23:43:46.231Z)
Latitude
0.00002°
Longitude
12.06874°
Altitude
548.341 km
Speed
7.589 km/s
True Right ascension
06h 07m 37s
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
23:01:35
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.479 km
Perigee altitude
546.594 km
Semi-major axis
6,925.674 km
Eccentricity
0.00014
Inclination
53.0552°
RAAN
91.9051°
Arg. of periapsis
102.0707°
True anomaly
258.02824°
Mean anomaly
258.0435°
Eccentric anomaly
258.03587°
Mean motion
3.76574 °/min
Orbital period
95.6 mins
BSTAR
0.00023479
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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-2751 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2025-12-16 09:20:26.629Z | 219.057° SW | 2025-12-16 09:23:26.629Z | 168.662° S | 42.54° | 2025-12-16 09:27:26.629Z | 54.9° ENE |
| 5 mins | 2025-12-16 11:01:26.629Z | 293.583° NW | 2025-12-16 11:03:26.629Z | 332.724° NNW | 22.212° | 2025-12-16 11:06:26.629Z | 26.617° NE |
| 4 mins | 2025-12-16 14:23:26.629Z | 348.285° N | 2025-12-16 14:25:26.629Z | 24.687° NE | 17.559° | 2025-12-16 14:27:26.629Z | 57.454° ENE |
| 6 mins | 2025-12-16 16:02:26.629Z | 316.909° NNW | 2025-12-16 16:05:26.629Z | 58.536° ENE | 42.748° | 2025-12-16 16:08:26.629Z | 119.915° SE |
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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