STARLINK-1091, 44940

Orbit data source: Space-Track

STARLINK-1091, 44940 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 07 Jan 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
44940, 2020-001AC
Orbit
LEO
Last TLE update
16 hours ago
Origin
Manufacturer
SpaceX/Seattle
Mission
Partially operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
260 kg wet, ~248 kg dry
Launch date (UTC)
2020-01-07 (6 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 16 hours ago
0 STARLINK-1091
1 44940U 20001AC  25191.66260927  .00020185  00000-0  29189-3 0  9998
2 44940  53.0500 317.3445 0007083 267.0552  92.9648 15.55913755303862
Epoch: 2025-07-10T15:54Z
TLE epoch observation values (Epoch: 2025-07-10T15:54:09.44Z)
Latitude
-0.00004°
Longitude
149.97947°
Altitude
400.647 km
Speed
7.671 km/s
True Right ascension
21h 09m 22s
True Declination
0° 00' 00"
Sunlit
Object was in full shadow at epoch
Visualization orbit readout
Latitude
20.5684°
Longitude
-49.56519°
Altitude
401.971 km
Speed
7.671 km/s
Apparent Right ascension
08h 02m 04s
Apparent Declination
-8° 37' 14"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
20:16:09
Azimuth
6.687° NNE
Elevation
-58.547°
Doppler factor
1
Orbital elements
Apogee altitude
404.576 km
Perigee altitude
394.974 km
Semi-major axis
6,777.912 km
Eccentricity
0.00071
Inclination
53.05°
RAAN
317.3445°
Arg. of periapsis
267.0552°
True anomaly
Unknown
Mean anomaly
92.9648°
Eccentric anomaly
Unknown
Mean motion
3.88955 °/min
Orbital period
92.56 mins
BSTAR
0.00029189
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STARLINK-1091 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 mins2025-07-11 10:33:41.488Z200.983° SSW2025-07-11 10:36:41.488Z125.883° SE30.133°2025-07-11 10:38:41.488Z72.948° E
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