STARLINK-5915, 55987
Orbit data source: Space-Track
STARLINK-5915, 55987 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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55987 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-5915
1 55987U 23042B 26171.37420144 .00000217 00000-0 17422-4 0 9997
2 55987 43.0010 199.7069 0001234 274.2759 85.7952 15.27576796178570Epoch: 2026-06-20T08:58Z
TLE epoch observation values (Epoch: 2026-06-20T08:58:51.004Z)
Latitude
0.00001°
Longitude
156.40465°
Altitude
482.772 km
Speed
7.626 km/s
True Right ascension
13h 18m 49s
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
21:27:38
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.851 km
Perigee altitude
484.157 km
Semi-major axis
6,863.141 km
Eccentricity
0.00012
Inclination
43.001°
RAAN
199.7069°
Arg. of periapsis
274.2759°
True anomaly
85.8093°
Mean anomaly
85.7952°
Eccentric anomaly
85.80225°
Mean motion
3.81732 °/min
Orbital period
94.31 mins
BSTAR
0.000017422
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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-5915 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 04:41:37.896Z | 226.955° WSW | 2026-06-23 04:43:37.896Z | 180.47° SSW | 38.398° | 2026-06-23 04:47:37.896Z | 76.818° E |
| 6 mins | 2026-06-23 06:20:37.896Z | 278.17° WNW | 2026-06-23 06:22:37.896Z | 325.927° NNW | 39.035° | 2026-06-23 06:26:37.896Z | 71.789° E |
| 6 mins | 2026-06-23 07:59:37.896Z | 293.076° NW | 2026-06-23 08:02:37.896Z | 44.973° NE | 39.364° | 2026-06-23 08:05:37.896Z | 90.44° ESE |
| 6 mins | 2026-06-23 09:38:37.896Z | 275.183° WNW | 2026-06-23 09:40:37.896Z | 233.627° WSW | 34.823° | 2026-06-23 09:44:37.896Z | 132.788° SE |
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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