STARLINK-1551, 46075

Orbit data source: Space-Track

STARLINK-1551, 46075 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Fri, 07 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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Identifier
46075, 2020-055BA
Orbit
LEO
Last TLE update
10 hours ago
Origin
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
260 kg wet, ~248 kg dry
Launch date (UTC)
2020-08-07 (5 years ago)
Launch vehicle
FALCON 9
Launch site
Air Force Eastern Test Range (AFETR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Box + 1 Pan, 8.86 m
Radar Cross Section
13.562 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 10 hours ago
0 STARLINK-1551
1 46075U 20055BA  25191.98565613 -.00000050  00000-0  15570-4 0  9993
2 46075  53.0546 101.6713 0001380  90.6447 269.4700 15.06399995272340
Epoch: 2025-07-10T23:39Z
TLE epoch observation values (Epoch: 2025-07-10T23:39:20.689Z)
Latitude
-0.00004°
Longitude
177.69099°
Altitude
548.1 km
Speed
7.589 km/s
True Right ascension
06h 46m 41s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
31.6177°
Longitude
-156.71384°
Altitude
548.565 km
Speed
7.592 km/s
Apparent Right ascension
09h 01m 42s
Apparent Declination
-2° 27' 45"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
21:41:05
Azimuth
15.931° NNE
Elevation
-51.495°
Doppler factor
1
Orbital elements
Apogee altitude
548.438 km
Perigee altitude
546.527 km
Semi-major axis
6,925.619 km
Eccentricity
0.00014
Inclination
53.0546°
RAAN
101.6713°
Arg. of periapsis
90.6447°
True anomaly
Unknown
Mean anomaly
269.47°
Eccentric anomaly
Unknown
Mean motion
3.76578 °/min
Orbital period
95.6 mins
BSTAR
0.00001557
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STARLINK-1551 Visibility forecast

Observer location: undefined°, undefined°

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 mins2025-07-11 20:31:23.678Z220.89° SW2025-07-11 20:35:23.678Z95.149° ESE42.449°2025-07-11 20:38:23.678Z54.926° ENE
4 mins2025-07-11 22:13:23.678Z304.135° NW2025-07-11 22:14:23.678Z324.5° NNW21.493°2025-07-11 22:17:23.678Z22.51° NE
6 mins2025-07-12 03:14:23.678Z318.838° NNW2025-07-12 03:16:23.678Z16.041° NNE43.143°2025-07-12 03:20:23.678Z122.477° SE
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