STARLINK-1587, 46157
Orbit data source: Space-Track
STARLINK-1587, 46157 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 18 Aug 2020 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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46157 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
260 kg wet, ~248 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 4.4 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 12 hours ago
TLE from 12 hours ago
0 STARLINK-1587
1 46157U 20057AS 25261.25011574 .00075051 00000-0 38445-2 0 9992
2 46157 53.0545 330.4996 0001517 129.1420 131.4573 15.15930330 5845Epoch: 2025-09-18T06:00Z
TLE epoch observation values (Epoch: 2025-09-18T06:00:09.999Z)
Latitude
-52.20322°
Longitude
137.6982°
Altitude
536.961 km
Speed
7.593 km/s
True Right ascension
15h 00m 37s
True Declination
-52° 01' 52"
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
10:27:57
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
519.474 km
Perigee altitude
517.381 km
Semi-major axis
6,896.564 km
Eccentricity
0.00015
Inclination
53.0545°
RAAN
330.4996°
Arg. of periapsis
129.142°
True anomaly
131.47033°
Mean anomaly
131.4573°
Eccentric anomaly
131.46381°
Mean motion
3.78961 °/min
Orbital period
95 mins
BSTAR
0.0038445
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Other satellites on launch #57 in the year 2020 (2020-08-18 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-1587 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 | 2025-09-19 06:19:52.383Z | 175.104° S | 2025-09-19 06:21:52.383Z | 137.643° SSE | 21.766° | 2025-09-19 06:24:52.383Z | 80.147° E |
| 5 mins | 2025-09-19 07:58:52.383Z | 264.966° W | 2025-09-19 08:00:52.383Z | 326.974° NNW | 35.532° | 2025-09-19 08:03:52.383Z | 36.388° NE |
| 5 mins | 2025-09-19 12:58:52.383Z | 345.491° N | 2025-09-19 13:00:52.383Z | 35.099° NE | 25.514° | 2025-09-19 13:03:52.383Z | 88.178° E |
| 5 mins | 2025-09-19 14:37:52.383Z | 282.75° WNW | 2025-09-19 14:39:52.383Z | 212.635° SW | 35.055° | 2025-09-19 14:42:52.383Z | 154.763° 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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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