STARLINK-3056, 49159
Orbit data source: Space-Track
STARLINK-3056, 49159 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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49159 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, 4.4 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-3056
1 49159U 21082AF 25254.77220548 .00000286 00000-0 31785-4 0 9998
2 49159 70.0009 25.5719 0002916 270.4493 89.6332 14.98329312220278Epoch: 2025-09-11T18:31Z
TLE epoch observation values (Epoch: 2025-09-11T18:31:58.553Z)
Latitude
-0.00002°
Longitude
116.54845°
Altitude
574.47 km
Speed
7.574 km/s
True Right ascension
01h 42m 17s
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
16:35:30
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
572.032 km
Perigee altitude
567.98 km
Semi-major axis
6,948.143 km
Eccentricity
0.00029
Inclination
70.0009°
RAAN
25.5719°
Arg. of periapsis
270.4493°
True anomaly
89.66661°
Mean anomaly
89.6332°
Eccentric anomaly
89.64991°
Mean motion
3.74749 °/min
Orbital period
96.06 mins
BSTAR
0.000031785
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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-3056 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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2025-09-14 09:09:04.001Z | 163.104° S | 2025-09-14 09:12:04.001Z | 103.917° ESE | 27.08° | 2025-09-14 09:15:04.001Z | 49.462° ENE |
| 5 mins | 2025-09-14 10:48:04.001Z | 263.272° W | 2025-09-14 10:50:04.001Z | 299.397° NW | 20.815° | 2025-09-14 10:53:04.001Z | 351.491° N |
| 6 mins | 2025-09-14 19:12:04.001Z | 346.756° N | 2025-09-14 19:14:04.001Z | 36.591° NE | 42.303° | 2025-09-14 19:18:04.001Z | 147.237° SSE |
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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