STARLINK-3105, 49440
Orbit data source: Space-Track
STARLINK-3105, 49440 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sat, 13 Nov 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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49440 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
290 kg wet, ~270 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: 3 days ago
TLE from 3 days ago
0 STARLINK-3105
1 49440U 21104AJ 26170.56523909 -.00001965 00000-0 -10543-3 0 9993
2 49440 53.1621 111.6763 0001573 79.9780 280.1389 15.08829037254298Epoch: 2026-06-19T13:33Z
TLE epoch observation values (Epoch: 2026-06-19T13:33:56.657Z)
Latitude
-0.00001°
Longitude
0.39783°
Altitude
540.477 km
Speed
7.593 km/s
True Right ascension
07h 26m 42s
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
21:27:47
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
541.119 km
Perigee altitude
538.942 km
Semi-major axis
6,918.168 km
Eccentricity
0.00016
Inclination
53.1621°
RAAN
111.6763°
Arg. of periapsis
79.978°
True anomaly
280.12116°
Mean anomaly
280.1389°
Eccentric anomaly
280.13003°
Mean motion
3.77187 °/min
Orbital period
95.44 mins
BSTAR
-0.00010543
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Other satellites on launch #104 in the year 2021 (2021-11-13 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-3105 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 | 2026-06-22 21:12:47.002Z | 196.281° SSW | 2026-06-22 21:15:47.002Z | 132.974° SE | 31.546° | 2026-06-22 21:18:47.002Z | 69.256° E |
| 6 mins | 2026-06-22 22:52:47.002Z | 275.271° WNW | 2026-06-22 22:54:47.002Z | 317.591° NNW | 28.406° | 2026-06-22 22:58:47.002Z | 35.388° NE |
| 6 mins | 2026-06-23 03:53:47.002Z | 329.068° NNW | 2026-06-23 03:56:47.002Z | 44.781° NE | 32.454° | 2026-06-23 03:59:47.002Z | 100.603° ESE |
| 5 mins | 2026-06-23 05:33:47.002Z | 273.682° WNW | 2026-06-23 05:35:47.002Z | 227.31° WSW | 26.045° | 2026-06-23 05:38:47.002Z | 171.941° 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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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