STARLINK-3739, 52266
Orbit data source: Space-Track
STARLINK-3739, 52266 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 21 Apr 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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52266 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
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
11.087 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 17 hours ago
TLE from 17 hours ago
0 STARLINK-3739
1 52266U 22041F 26129.90671403 -.00000040 00000-0 15577-4 0 9994
2 52266 53.2162 194.3057 0001152 92.5003 267.6121 15.08838461223601Epoch: 2026-05-09T21:45Z
TLE epoch observation values (Epoch: 2026-05-09T21:45:40.092Z)
Latitude
-0.00001°
Longitude
0.17122°
Altitude
540.679 km
Speed
7.593 km/s
True Right ascension
12h 57m 13s
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
22:53:09
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.79 km
Perigee altitude
539.196 km
Semi-major axis
6,918.13 km
Eccentricity
0.00012
Inclination
53.2162°
RAAN
194.3057°
Arg. of periapsis
92.5003°
True anomaly
267.59891°
Mean anomaly
267.6121°
Eccentric anomaly
267.60551°
Mean motion
3.7719 °/min
Orbital period
95.44 mins
BSTAR
0.000015577
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Other satellites on launch #41 in the year 2022 (2022-04-21 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-3739 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 | 2026-05-11 05:41:58.867Z | 180.722° SSW | 2026-05-11 05:44:58.867Z | 131.168° SE | 21.347° | 2026-05-11 05:47:58.867Z | 78.92° E |
| 6 mins | 2026-05-11 07:21:58.867Z | 260.09° W | 2026-05-11 07:23:58.867Z | 314.326° NW | 36.754° | 2026-05-11 07:27:58.867Z | 40.706° NE |
| 6 mins | 2026-05-11 12:22:58.867Z | 336.59° NNW | 2026-05-11 12:24:58.867Z | 14.186° NNE | 24.758° | 2026-05-11 12:28:58.867Z | 88.525° E |
| 5 mins | 2026-05-11 14:02:58.867Z | 288.119° WNW | 2026-05-11 14:04:58.867Z | 224.694° SW | 37.268° | 2026-05-11 14:07:58.867Z | 154.294° SSE |
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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