STARLINK-34020, 63939
Orbit data source: Space-Track
STARLINK-34020, 63939 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 13 May 2025 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). 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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63939 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK V2MO, Unknown motor
Mass
575 kg wet, ~530 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 17.7 m
Radar Cross Section
36.964 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 11 hours ago
TLE from 11 hours ago
0 STARLINK-34020
1 63939U 25098P 26096.91668981 -.00049438 00000-0 -41612-2 0 9991
2 63939 70.0012 203.1793 0003764 272.2959 70.0628 14.98360982 5618Epoch: 2026-04-06T22:00Z
TLE epoch observation values (Epoch: 2026-04-06T22:00:01.999Z)
Latitude
-16.70984°
Longitude
31.73195°
Altitude
577.129 km
Speed
7.572 km/s
True Right ascension
13h 07m 45s
True Declination
-16° 36' 47"
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
14:34:40
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
572.523 km
Perigee altitude
567.293 km
Semi-major axis
6,948.045 km
Eccentricity
0.00038
Inclination
70.0012°
RAAN
203.1793°
Arg. of periapsis
272.2959°
True anomaly
70.10335°
Mean anomaly
70.0628°
Eccentric anomaly
70.08308°
Mean motion
3.74757 °/min
Orbital period
96.06 mins
BSTAR
-0.0041612
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Other satellites on launch #98 in the year 2025 (2025-05-13 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-34020 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 | 2026-04-07 09:27:36.495Z | 252.431° W | 2026-04-07 09:30:36.495Z | 305.734° NW | 22.528° | 2026-04-07 09:33:36.495Z | 355.916° N |
| 7 mins | 2026-04-07 17:51:36.495Z | 346.441° N | 2026-04-07 17:54:36.495Z | 63.643° ENE | 41.103° | 2026-04-07 17:58:36.495Z | 144.363° SSE |
| 5 mins | 2026-04-08 07:52:36.495Z | 164.107° S | 2026-04-08 07:54:36.495Z | 107.524° ESE | 33.744° | 2026-04-08 07:57:36.495Z | 43.603° NE |
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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