STARLINK-3366, 51104
Orbit data source: Space-Track
STARLINK-3366, 51104 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Wed, 19 Jan 2022 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
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
297 kg wet, ~275 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: 14 hours ago
TLE from 14 hours ago
0 STARLINK-3366
1 51104U 22005A 26094.24195597 .00002676 00000-0 18626-3 0 9990
2 51104 53.2162 174.4138 0001328 104.3951 255.7189 15.08824648232737Epoch: 2026-04-04T05:48Z
TLE epoch observation values (Epoch: 2026-04-04T05:48:24.995Z)
Latitude
-0.00001°
Longitude
-105.2549°
Altitude
540.914 km
Speed
7.593 km/s
True Right ascension
11h 37m 39s
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
01:22:49
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.954 km
Perigee altitude
539.117 km
Semi-major axis
6,918.172 km
Eccentricity
0.00013
Inclination
53.2162°
RAAN
174.4138°
Arg. of periapsis
104.3951°
True anomaly
255.70415°
Mean anomaly
255.7189°
Eccentric anomaly
255.71153°
Mean motion
3.77186 °/min
Orbital period
95.44 mins
BSTAR
0.00018626
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Other satellites on launch #5 in the year 2022 (2022-01-19 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-3366 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-04-05 07:23:46.903Z | 207.681° SW | 2026-04-05 07:27:46.903Z | 119.732° SE | 35.945° | 2026-04-05 07:30:46.903Z | 62.918° ENE |
| 5 mins | 2026-04-05 09:04:46.903Z | 283.679° WNW | 2026-04-05 09:06:46.903Z | 326.371° NNW | 25.772° | 2026-04-05 09:09:46.903Z | 27.097° NE |
| 6 mins | 2026-04-05 14:05:46.903Z | 327.81° NNW | 2026-04-05 14:07:46.903Z | 10.41° NNE | 34.998° | 2026-04-05 14:11:46.903Z | 107.852° ESE |
| 4 mins | 2026-04-05 15:45:46.903Z | 265.171° W | 2026-04-05 15:47:46.903Z | 221.577° SW | 21.801° | 2026-04-05 15:49:46.903Z | 185.519° SSW |
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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