STARLINK-3055, 49137
Orbit data source: Space-Track
STARLINK-3055, 49137 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 14 Sep 2021 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). 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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49137 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
297 kg wet, ~275 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: 11 hours ago
TLE from 11 hours ago
0 STARLINK-3055
1 49137U 21082H 25286.59586614 .00000019 00000-0 94902-5 0 9993
2 49137 69.9977 285.6473 0003312 273.4865 86.5915 14.97521892224439Epoch: 2025-10-13T14:18Z
TLE epoch observation values (Epoch: 2025-10-13T14:18:02.834Z)
Latitude
-0°
Longitude
48.73911°
Altitude
576.843 km
Speed
7.573 km/s
True Right ascension
19h 02m 35s
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
19:59:13
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
574.807 km
Perigee altitude
570.203 km
Semi-major axis
6,950.642 km
Eccentricity
0.00033
Inclination
69.9977°
RAAN
285.6473°
Arg. of periapsis
273.4865°
True anomaly
86.62939°
Mean anomaly
86.5915°
Eccentric anomaly
86.61044°
Mean motion
3.74547 °/min
Orbital period
96.12 mins
BSTAR
0.0000094902
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Other satellites on launch #82 in the year 2021 (2021-09-14 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-3055 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 | 2025-10-14 01:39:16.296Z | 207.944° SW | 2025-10-14 01:43:16.296Z | 347.602° N | 43.58° | 2025-10-14 01:46:16.296Z | 20.967° NNE |
| 5 mins | 2025-10-14 10:05:16.296Z | 20.002° NNE | 2025-10-14 10:07:16.296Z | 55.693° ENE | 19.046° | 2025-10-14 10:10:16.296Z | 102.701° ESE |
| 6 mins | 2025-10-14 11:43:16.296Z | 306.774° NW | 2025-10-14 11:45:16.296Z | 265.835° W | 29.456° | 2025-10-14 11:49:16.296Z | 187.358° SSW |
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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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