STARLINK-3191, 49770
Orbit data source: Space-Track
STARLINK-3191, 49770 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 02 Dec 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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49770 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
290 kg wet, ~270 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-3191
1 49770U 21115AY 26171.34175823 .00000680 00000-0 60850-4 0 9994
2 49770 53.1610 38.2318 0001434 86.4357 273.6799 15.08836462252291Epoch: 2026-06-20T08:12Z
TLE epoch observation values (Epoch: 2026-06-20T08:12:07.911Z)
Latitude
0.00005°
Longitude
6.64111°
Altitude
540.582 km
Speed
7.593 km/s
True Right ascension
02h 32m 55s
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
21:32:03
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
541 km
Perigee altitude
539.016 km
Semi-major axis
6,918.145 km
Eccentricity
0.00014
Inclination
53.161°
RAAN
38.2318°
Arg. of periapsis
86.4357°
True anomaly
273.6635°
Mean anomaly
273.6799°
Eccentric anomaly
273.6717°
Mean motion
3.77189 °/min
Orbital period
95.44 mins
BSTAR
0.00006085
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Other satellites on launch #115 in the year 2021 (2021-12-02 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-3191 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-06-22 16:00:02.008Z | 158.621° S | 2026-06-22 16:02:02.008Z | 124.032° SE | 16.633° | 2026-06-22 16:04:02.008Z | 91.222° ESE |
| 6 mins | 2026-06-22 17:38:02.008Z | 244.571° WSW | 2026-06-22 17:41:02.008Z | 339.667° N | 41.446° | 2026-06-22 17:44:02.008Z | 42.45° NE |
| 5 mins | 2026-06-22 22:40:02.008Z | 343.809° N | 2026-06-22 22:42:02.008Z | 24.374° NE | 22.379° | 2026-06-22 22:45:02.008Z | 77.595° E |
| 6 mins | 2026-06-23 00:19:02.008Z | 301.383° NW | 2026-06-23 00:22:02.008Z | 191.551° SSW | 41.544° | 2026-06-23 00:25:02.008Z | 142.753° SSE |
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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