STARLINK-6209, 56877
Orbit data source: Space-Track
STARLINK-6209, 56877 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Mon, 12 Jun 2023 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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56877 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
305 kg wet, ~290 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 10.1 m
Radar Cross Section
11.087 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 STARLINK-6209
1 56877U 23083B 26171.21073352 -.00000283 00000-0 -76381-6 0 9995
2 56877 43.0029 225.8707 0002101 283.5429 76.5189 15.27575514167317Epoch: 2026-06-20T05:03Z
TLE epoch observation values (Epoch: 2026-06-20T05:03:27.376Z)
Latitude
0.00003°
Longitude
-118.42196°
Altitude
482.503 km
Speed
7.626 km/s
True Right ascension
15h 03m 28s
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
21:29:47
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
486.449 km
Perigee altitude
483.565 km
Semi-major axis
6,863.144 km
Eccentricity
0.00021
Inclination
43.0029°
RAAN
225.8707°
Arg. of periapsis
283.5429°
True anomaly
76.54231°
Mean anomaly
76.5189°
Eccentric anomaly
76.53061°
Mean motion
3.81732 °/min
Orbital period
94.31 mins
BSTAR
-7.6381e-7
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Other satellites on launch #83 in the year 2023 (2023-06-12 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-6209 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 | 2026-06-22 10:49:46.225Z | 288.302° WNW | 2026-06-22 10:53:46.225Z | 100.56° ESE | 43.214° | 2026-06-22 10:56:46.225Z | 107.749° ESE |
| 4 mins | 2026-06-22 12:30:46.225Z | 244.281° WSW | 2026-06-22 12:31:46.225Z | 220.982° SW | 21.853° | 2026-06-22 12:34:46.225Z | 162.233° S |
| 4 mins | 2026-06-23 05:26:46.225Z | 188.007° SSW | 2026-06-23 05:28:46.225Z | 143.18° SSE | 22.42° | 2026-06-23 05:30:46.225Z | 101.349° ESE |
| 6 mins | 2026-06-23 07:04:46.225Z | 253.529° W | 2026-06-23 07:07:46.225Z | 62.131° ENE | 42.812° | 2026-06-23 07:10:46.225Z | 71.491° E |
| 5 mins | 2026-06-23 08:44:46.225Z | 296.491° NW | 2026-06-23 08:46:46.225Z | 18.367° NNE | 37.389° | 2026-06-23 08:49:46.225Z | 75.983° E |
| 4 mins | 2026-06-23 10:23:46.225Z | 289.91° WNW | 2026-06-23 10:25:46.225Z | 77.179° E | 44.719° | 2026-06-23 10:27:46.225Z | 106.024° ESE |
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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