STARLINK-38411, 100639
Orbit data source: Space-Track
STARLINK-38411, 100639 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sun, 06 Sep 2026 UTC launched 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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100639 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational spacecraft
Bus & Motor
STARLINK V2MO, Unknown motor
Mass
575 kg wet, ~530 kg dry
Launch date (UTC)
Launch vehicle
Unknown
Launch site
Object type
Shape & HBR
BOX + PAN, 17.7 m
Radar Cross Section
RCS unknown
Expand to show TLE details & historyLast TLE update: 12 hours ago
TLE from 12 hours ago
0 STARLINK-38411
1 A0639U 26259.94553954 .00162636 00000-0 95779-3 0 9990
2 A0639 70.0001 247.9313 0003671 265.9625 94.1155 15.77570959 1651Epoch: 2026-09-16T22:41Z
TLE epoch observation values (Epoch: 2026-09-16T22:41:34.616Z)
Latitude
-0.00002°
Longitude
-88.35279°
Altitude
340.012 km
Speed
7.705 km/s
True Right ascension
16h 31m 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
03:03:29
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
337.666 km
Perigee altitude
332.737 km
Semi-major axis
6,713.338 km
Eccentricity
0.00037
Inclination
70.0001°
RAAN
247.9313°
Arg. of periapsis
265.9625°
True anomaly
94.15746°
Mean anomaly
94.1155°
Eccentric anomaly
94.13648°
Mean motion
3.9458 °/min
Orbital period
91.24 mins
BSTAR
0.00095779
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Other satellites on launch #204 in the year 2026 (2026-09-06 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-38411 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-09-18 10:14:30.043Z | 334.954° NNW | 2026-09-18 10:16:30.043Z | 160.305° S | 60.98° | 2026-09-18 10:18:30.043Z | 157.303° 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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Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
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