STARLINK-3127, 49450
Orbit data source: Space-Track
STARLINK-3127, 49450 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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49450 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: 1 week ago
TLE from 1 week ago
0 STARLINK-3127
1 49450U 21104AU 26154.27661028 -.00003351 00000-0 -19244-3 0 9997
2 49450 53.1862 194.9292 0001099 67.9162 292.1946 15.08860070251955Epoch: 2026-06-03T06:38Z
TLE epoch observation values (Epoch: 2026-06-03T06:38:19.128Z)
Latitude
-0.00004°
Longitude
-156.38808°
Altitude
540.289 km
Speed
7.594 km/s
True Right ascension
12h 59m 43s
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
13:18:16
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.692 km
Perigee altitude
539.172 km
Semi-major axis
6,918.069 km
Eccentricity
0.00011
Inclination
53.1862°
RAAN
194.9292°
Arg. of periapsis
67.9162°
True anomaly
292.18294°
Mean anomaly
292.1946°
Eccentric anomaly
292.18877°
Mean motion
3.77195 °/min
Orbital period
95.44 mins
BSTAR
-0.00019244
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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-3127 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 | 2026-06-11 04:02:50.863Z | 271.925° WNW | 2026-06-11 04:05:50.863Z | 320.071° NNW | 24.97° | 2026-06-11 04:08:50.863Z | 24.317° NE |
| 6 mins | 2026-06-11 09:04:50.863Z | 324.986° NNW | 2026-06-11 09:07:50.863Z | 49.15° ENE | 36.672° | 2026-06-11 09:10:50.863Z | 107.952° ESE |
| 5 mins | 2026-06-11 10:44:50.863Z | 268.036° W | 2026-06-11 10:46:50.863Z | 227.371° WSW | 21.262° | 2026-06-11 10:49:50.863Z | 178.771° S |
| 6 mins | 2026-06-12 02:15:50.863Z | 212.296° SW | 2026-06-12 02:17:50.863Z | 158.494° S | 41.85° | 2026-06-12 02:21:50.863Z | 55.611° ENE |
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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