STARLINK-2255, 48597
Orbit data source: Space-Track
STARLINK-2255, 48597 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sat, 15 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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48597 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-2255
1 48597U 21041AW 26171.32043309 .00002981 00000-0 10777-3 0 9997
2 48597 53.1616 22.0536 0001347 86.5638 273.5517 15.31702863282082Epoch: 2026-06-20T07:41Z
TLE epoch observation values (Epoch: 2026-06-20T07:41:25.418Z)
Latitude
-0.00009°
Longitude
-1.83912°
Altitude
471.575 km
Speed
7.632 km/s
True Right ascension
01h 28m 12s
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
21:49:44
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
471.91 km
Perigee altitude
470.065 km
Semi-major axis
6,849.125 km
Eccentricity
0.00013
Inclination
53.1616°
RAAN
22.0536°
Arg. of periapsis
86.5638°
True anomaly
273.53629°
Mean anomaly
273.5517°
Eccentric anomaly
273.544°
Mean motion
3.82905 °/min
Orbital period
94.02 mins
BSTAR
0.00010777
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Other satellites on launch #41 in the year 2021 (2021-05-15 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-2255 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 | 2026-06-22 16:15:39.961Z | 230.903° WSW | 2026-06-22 16:17:39.961Z | 243.032° WSW | 44.193° | 2026-06-22 16:20:39.961Z | 49.027° ENE |
| 4 mins | 2026-06-22 17:54:39.961Z | 308.174° NW | 2026-06-22 17:56:39.961Z | 348.906° N | 16.661° | 2026-06-22 17:58:39.961Z | 22.243° NNE |
| 5 mins | 2026-06-22 22:50:39.961Z | 316.304° NNW | 2026-06-22 22:52:39.961Z | 59.602° ENE | 44.135° | 2026-06-22 22:55:39.961Z | 125.18° 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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