STARLINK-2257, 47787

Orbit data source: Space-Track

STARLINK-2257, 47787 is a payload satellite in LEO that was launched on Thu, 11 Mar 2021 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
47787, 2021-018A
Orbit
LEO
Last TLE update
6 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)
2021-03-11 (4 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 6 hours ago
0 STARLINK-2257
1 47787U 21018A   25153.78323096 -.00002169  00000-0 -12688-3 0  9997
2 47787  53.0568  68.1690 0001166  93.9469 266.1653 15.06361048234064
Epoch: 2025-06-02T18:47Z
TLE epoch observation values (Epoch: 2025-06-02T18:47:51.154Z)
Latitude
-0.00007°
Longitude
-105.28415°
Altitude
548.264 km
Speed
7.589 km/s
True Right ascension
04h 32m 40s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
-3.19408°
Longitude
76.06211°
Altitude
548.672 km
Speed
7.589 km/s
Apparent Right ascension
18h 49m 33s
Apparent Declination
-26° 26' 40"
Sunlit
Object is in full shadow
Visualization observer readout
Local Sidereal Time
10:09:38
Azimuth
87.7° E
Elevation
-46.632°
Doppler factor
1
Orbital elements
Apogee altitude
548.409 km
Perigee altitude
546.794 km
Semi-major axis
6,925.738 km
Eccentricity
0.00012
Inclination
53.0568°
RAAN
68.169°
Arg. of periapsis
93.9469°
True anomaly
Unknown
Mean anomaly
266.1653°
Eccentric anomaly
Unknown
Mean motion
3.76569 °/min
Orbital period
95.6 mins
BSTAR
-0.00012688
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STARLINK-2257 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.
5 mins2025-06-03 03:15:14.617Z337.161° NNW2025-06-03 03:17:14.617Z32.979° NE32.826°2025-06-03 03:20:14.617Z97.975° ESE
5 mins2025-06-03 04:54:14.617Z279.996° WNW2025-06-03 04:56:14.617Z240.643° WSW26.232°2025-06-03 04:59:14.617Z175.698° S
6 mins2025-06-03 20:27:14.617Z200.581° SSW2025-06-03 20:29:14.617Z150.986° SSE36.846°2025-06-03 20:33:14.617Z60.624° ENE
5 mins2025-06-03 22:07:14.617Z287.833° WNW2025-06-03 22:09:14.617Z333.161° NNW25.789°2025-06-03 22:12:14.617Z29.333° NE
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