STARLINK-3685, 52115
Orbit data source: Space-Track
STARLINK-3685, 52115 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sat, 19 Mar 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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52115 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
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 STARLINK-3685
1 52115U 22029AD 26171.41668980 .00106970 00000-0 46623-2 0 9994
2 52115 53.1586 337.5072 0001554 111.9048 125.4129 15.21339352 5788Epoch: 2026-06-20T10:00Z
TLE epoch observation values (Epoch: 2026-06-20T10:00:01.998Z)
Latitude
-42.55129°
Longitude
142.02338°
Altitude
516.643 km
Speed
7.605 km/s
True Right ascension
13h 22m 39s
True Declination
-42° 22' 26"
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
21:24:58
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
503.125 km
Perigee altitude
500.986 km
Semi-major axis
6,880.192 km
Eccentricity
0.00016
Inclination
53.1586°
RAAN
337.5072°
Arg. of periapsis
111.9048°
True anomaly
125.42741°
Mean anomaly
125.4129°
Eccentric anomaly
125.42016°
Mean motion
3.80314 °/min
Orbital period
94.66 mins
BSTAR
0.0046623
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Other satellites on launch #29 in the year 2022 (2022-03-19 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-3685 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 | 2026-06-22 13:08:58.575Z | 221.745° SW | 2026-06-22 13:12:58.575Z | 93.779° ESE | 42.517° | 2026-06-22 13:15:58.575Z | 54.222° ENE |
| 4 mins | 2026-06-22 14:49:58.575Z | 304.406° NW | 2026-06-22 14:50:58.575Z | 324.954° NNW | 19.766° | 2026-06-22 14:53:58.575Z | 22.799° NE |
| 5 mins | 2026-06-22 19:47:58.575Z | 322.933° NNW | 2026-06-22 19:49:58.575Z | 40.826° NE | 41.871° | 2026-06-22 19:52:58.575Z | 117.79° SE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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