STARLINK-38251, 100229
Orbit data source: Space-Track
STARLINK-38251, 100229 is a payload satellite owned by SpaceX/Seattle (US) in SSO that was launched on Tue, 04 Aug 2026 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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100229 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 + 1 Pan, 17.7 m
Radar Cross Section
41.120 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 9 hours ago
TLE from 9 hours ago
0 STARLINK-38251
1 A0229U 26177S 26295.58336806 .00076591 00000-0 23535-2 0 9997
2 A0229 97.2864 346.0938 0001640 90.7292 95.5535 15.33407695 5790Epoch: 2026-10-22T14:00Z
TLE epoch observation values (Epoch: 2026-10-22T14:00:03.000Z)
Latitude
-6.41382°
Longitude
-75.75388°
Altitude
469.931 km
Speed
7.631 km/s
True Right ascension
11h 01m 05s
True Declination
-6° 22' 27"
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
18:01:28
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
463.719 km
Perigee altitude
461.475 km
Semi-major axis
6,840.734 km
Eccentricity
0.00016
Inclination
97.2864°
RAAN
346.0938°
Arg. of periapsis
90.7292°
True anomaly
95.5722°
Mean anomaly
95.5535°
Eccentric anomaly
95.56285°
Mean motion
3.83609 °/min
Orbital period
93.85 mins
BSTAR
0.0023535
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Other satellites on launch #177 in the year 2026 (2026-08-04 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-38251 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 | 2026-10-23 03:24:24.894Z | 158.7° S | 2026-10-23 03:27:24.894Z | 112.75° SE | 62.494° | 2026-10-23 03:30:24.894Z | 355.6° N |
| 5 mins | 2026-10-23 16:23:24.894Z | 11.869° NNE | 2026-10-23 16:25:24.894Z | 194.548° SSW | 83.579° | 2026-10-23 16:28:24.894Z | 192.858° 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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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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