STARLINK-5956, 55994
Orbit data source: Space-Track
STARLINK-5956, 55994 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Fri, 24 Mar 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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55994 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-5956
1 55994U 23042J 26171.37806154 -.00000098 00000-0 59605-5 0 9992
2 55994 43.0014 199.7369 0001377 298.1751 61.8961 15.27590004178573Epoch: 2026-06-20T09:04Z
TLE epoch observation values (Epoch: 2026-06-20T09:04:24.517Z)
Latitude
-0.00003°
Longitude
155.04116°
Altitude
482.35 km
Speed
7.626 km/s
True Right ascension
13h 18m 56s
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
00:26:55
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.909 km
Perigee altitude
484.019 km
Semi-major axis
6,863.101 km
Eccentricity
0.00014
Inclination
43.0014°
RAAN
199.7369°
Arg. of periapsis
298.1751°
True anomaly
61.91002°
Mean anomaly
61.8961°
Eccentric anomaly
61.90306°
Mean motion
3.81736 °/min
Orbital period
94.31 mins
BSTAR
0.0000059605
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Other satellites on launch #42 in the year 2023 (2023-03-24 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-5956 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 | 2026-06-23 04:47:25.817Z | 230.416° WSW | 2026-06-23 04:49:25.817Z | 184.405° SSW | 39.827° | 2026-06-23 04:53:25.817Z | 75.911° E |
| 6 mins | 2026-06-23 06:26:25.817Z | 279.955° WNW | 2026-06-23 06:28:25.817Z | 327.491° NNW | 38.542° | 2026-06-23 06:32:25.817Z | 72.211° E |
| 6 mins | 2026-06-23 08:05:25.817Z | 292.958° NW | 2026-06-23 08:08:25.817Z | 47.966° ENE | 39.925° | 2026-06-23 08:11:25.817Z | 92.254° ESE |
| 6 mins | 2026-06-23 09:44:25.817Z | 273.346° WNW | 2026-06-23 09:46:25.817Z | 230.717° WSW | 33.363° | 2026-06-23 09:50:25.817Z | 135.48° 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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