STARLINK-3051, 49157
Orbit data source: Space-Track
STARLINK-3051, 49157 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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49157 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: 19 hours ago
TLE from 19 hours ago
0 STARLINK-3051
1 49157U 21082AD 26035.29832605 .00026941 00000-0 19280-2 0 9994
2 49157 70.0007 356.7894 0006751 290.1349 69.9086 15.04326499242617Epoch: 2026-02-04T07:09Z
TLE epoch observation values (Epoch: 2026-02-04T07:09:35.370Z)
Latitude
-0.00009°
Longitude
114.92508°
Altitude
554.399 km
Speed
7.586 km/s
True Right ascension
23h 47m 09s
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
04:37:57
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
556.195 km
Perigee altitude
546.838 km
Semi-major axis
6,929.654 km
Eccentricity
0.00068
Inclination
70.0007°
RAAN
356.7894°
Arg. of periapsis
290.1349°
True anomaly
69.98127°
Mean anomaly
69.9086°
Eccentric anomaly
69.94493°
Mean motion
3.76249 °/min
Orbital period
95.68 mins
BSTAR
0.001928
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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-3051 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 | 2026-02-05 07:38:21.862Z | 2.518° NNE | 2026-02-05 07:41:21.862Z | 62.797° ENE | 26.561° | 2026-02-05 07:44:21.862Z | 117.62° SE |
| 4 mins | 2026-02-05 09:17:21.862Z | 285.617° WNW | 2026-02-05 09:19:21.862Z | 245.896° WSW | 19.483° | 2026-02-05 09:21:21.862Z | 212.546° SW |
| 4 mins | 2026-02-05 21:36:21.862Z | 133.607° SE | 2026-02-05 21:38:21.862Z | 96.714° ESE | 17.623° | 2026-02-05 21:40:21.862Z | 64.664° ENE |
| 5 mins | 2026-02-05 23:13:21.862Z | 247.706° W | 2026-02-05 23:15:21.862Z | 291.94° WNW | 28.554° | 2026-02-05 23:18:21.862Z | 358.349° N |
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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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