STARLINK-1039, 44744
Orbit data source: Space-Track
STARLINK-1039, 44744 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Mon, 11 Nov 2019 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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44744 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Partially 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, 10.1 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 7 hours ago
TLE from 7 hours ago
0 STARLINK-1039
1 44744U 19074AH 25286.95484886 .00037884 00000-0 22222-2 0 9991
2 44744 53.0497 163.9966 0007058 89.1951 270.9849 15.11402695326099Epoch: 2025-10-13T22:54Z
TLE epoch observation values (Epoch: 2025-10-13T22:54:58.941Z)
Latitude
-0°
Longitude
157.5008°
Altitude
532.722 km
Speed
7.598 km/s
True Right ascension
10h 55m 59s
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
00:04:01
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
537.071 km
Perigee altitude
527.316 km
Semi-major axis
6,910.33 km
Eccentricity
0.00071
Inclination
53.0497°
RAAN
163.9966°
Arg. of periapsis
89.1951°
True anomaly
270.90403°
Mean anomaly
270.9849°
Eccentric anomaly
270.94447°
Mean motion
3.77829 °/min
Orbital period
95.28 mins
BSTAR
0.0022222
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Other satellites on launch #74 in the year 2019 (2019-11-11 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-1039 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 | 2025-10-14 18:07:24.915Z | 203.926° SW | 2025-10-14 18:10:24.915Z | 138.229° SSE | 35.533° | 2025-10-14 18:13:24.915Z | 65.766° ENE |
| 5 mins | 2025-10-14 19:47:24.915Z | 280.575° WNW | 2025-10-14 19:49:24.915Z | 321.094° NNW | 25.684° | 2025-10-14 19:52:24.915Z | 26.073° NE |
| 5 mins | 2025-10-15 00:48:24.915Z | 331.299° NNW | 2025-10-15 00:50:24.915Z | 29.343° NE | 36.072° | 2025-10-15 00:53:24.915Z | 104.299° ESE |
| 5 mins | 2025-10-15 02:27:24.915Z | 271.71° WNW | 2025-10-15 02:29:24.915Z | 231.713° WSW | 21.866° | 2025-10-15 02:32:24.915Z | 178.879° S |
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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