STARLINK-5717, 55618
Orbit data source: Space-Track
STARLINK-5717, 55618 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sun, 12 Feb 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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55618 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
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 STARLINK-5717
1 55618U 23020BB 26263.88621231 .00000298 00000-0 20366-4 0 9992
2 55618 43.0034 331.7321 0001253 272.6052 87.4657 15.27582055198898Epoch: 2026-09-20T21:16Z
TLE epoch observation values (Epoch: 2026-09-20T21:16:08.743Z)
Latitude
0.00003°
Longitude
12.92174°
Altitude
482.781 km
Speed
7.626 km/s
True Right ascension
22h 06m 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
03:13:05
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.847 km
Perigee altitude
484.128 km
Semi-major axis
6,863.125 km
Eccentricity
0.00013
Inclination
43.0034°
RAAN
331.7321°
Arg. of periapsis
272.6052°
True anomaly
87.48004°
Mean anomaly
87.4657°
Eccentric anomaly
87.47287°
Mean motion
3.81734 °/min
Orbital period
94.31 mins
BSTAR
0.000020366
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Other satellites on launch #20 in the year 2023 (2023-02-12 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-5717 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 | 2026-09-21 11:47:20.428Z | 293.26° NW | 2026-09-21 11:50:20.428Z | 41.087° NE | 56.364° | 2026-09-21 11:53:20.428Z | 90.458° ESE |
| 6 mins | 2026-09-21 13:26:20.428Z | 275.509° WNW | 2026-09-21 13:29:20.428Z | 183.235° SSW | 44.34° | 2026-09-21 13:32:20.428Z | 133.649° SE |
| 6 mins | 2026-09-22 08:01:20.428Z | 229.372° WSW | 2026-09-22 08:04:20.428Z | 129.689° SE | 53.835° | 2026-09-22 08:07:20.428Z | 77.386° E |
| 6 mins | 2026-09-22 09:40:20.428Z | 276.812° WNW | 2026-09-22 09:43:20.428Z | 17.495° NNE | 53.536° | 2026-09-22 09:46:20.428Z | 70.348° E |
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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