STARLINK-3276, 50189
Orbit data source: Space-Track
STARLINK-3276, 50189 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sat, 18 Dec 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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50189 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: 11 hours ago
TLE from 11 hours ago
0 STARLINK-3276
1 50189U 21125AK 26169.67184764 .00017984 00000-0 92572-3 0 9998
2 50189 53.2109 150.9170 0004066 69.4787 290.6645 15.16495363251952Epoch: 2026-06-18T16:07Z
TLE epoch observation values (Epoch: 2026-06-18T16:07:27.636Z)
Latitude
0.00004°
Longitude
2.14006°
Altitude
516.354 km
Speed
7.607 km/s
True Right ascension
10h 03m 40s
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
13:59:56
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
519.493 km
Perigee altitude
513.886 km
Semi-major axis
6,894.826 km
Eccentricity
0.00041
Inclination
53.2109°
RAAN
150.917°
Arg. of periapsis
69.4787°
True anomaly
290.6209°
Mean anomaly
290.6645°
Eccentric anomaly
290.6427°
Mean motion
3.79104 °/min
Orbital period
94.96 mins
BSTAR
0.00092572
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Other satellites on launch #125 in the year 2021 (2021-12-18 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-3276 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 | 2026-06-19 03:27:57.317Z | 296.165° NW | 2026-06-19 03:30:57.317Z | 347.421° N | 17.079° | 2026-06-19 03:32:57.317Z | 20.46° NNE |
| 4 mins | 2026-06-19 06:48:57.317Z | 347.587° N | 2026-06-19 06:50:57.317Z | 27.146° NE | 19.123° | 2026-06-19 06:52:57.317Z | 63.537° ENE |
| 5 mins | 2026-06-19 08:27:57.317Z | 307.975° NW | 2026-06-19 08:29:57.317Z | 239.627° WSW | 44.882° | 2026-06-19 08:32:57.317Z | 133.534° SE |
| 5 mins | 2026-06-20 01:32:57.317Z | 244.78° WSW | 2026-06-20 01:34:57.317Z | 320.182° NNW | 42.779° | 2026-06-20 01:37:57.317Z | 43.443° NE |
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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