SDA_1666, 65976
Orbit data source: Space-Track
SDA_1666, 65976 is a payload satellite owned by SDA (US) in LEO that was launched on Wed, 15 Oct 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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65976 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
LMSSD/TERRAN
Mission
Operational Defense Communications
Bus & Motor
LM-T1TL, Unknown motor
Mass
~400 kg wet, ~400 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 1.8 m
Radar Cross Section
0.674 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 10 hours ago
TLE from 10 hours ago
0 SDA_1666
1 65976U 25230C 26171.43955788 .00000132 00000-0 11184-3 0 9995
2 65976 81.2983 208.9331 0001039 108.6369 251.4899 13.81916078 34243Epoch: 2026-06-20T10:32Z
TLE epoch observation values (Epoch: 2026-06-20T10:32:57.800Z)
Latitude
-0.00007°
Longitude
142.0381°
Altitude
960.203 km
Speed
7.372 km/s
True Right ascension
13h 55m 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
07:14:14
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
955.07 km
Perigee altitude
953.546 km
Semi-major axis
7,332.445 km
Eccentricity
0.0001
Inclination
81.2983°
RAAN
208.9331°
Arg. of periapsis
108.6369°
True anomaly
251.47861°
Mean anomaly
251.4899°
Eccentric anomaly
251.48426°
Mean motion
3.45677 °/min
Orbital period
104.14 mins
BSTAR
0.00011184
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Other satellites on launch #230 in the year 2025 (2025-10-15 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.SDA_1666 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. |
|---|---|---|---|---|---|---|---|
| 9 mins | 2026-06-21 02:18:29.682Z | 139.298° SSE | 2026-06-21 02:22:29.682Z | 93.052° ESE | 24.701° | 2026-06-21 02:27:29.682Z | 34.521° NE |
| 9 mins | 2026-06-21 04:03:29.682Z | 222.597° SW | 2026-06-21 04:07:29.682Z | 279.34° WNW | 33.454° | 2026-06-21 04:12:29.682Z | 350.84° N |
| 8 mins | 2026-06-21 13:12:29.682Z | 22.704° NE | 2026-06-21 13:16:29.682Z | 73.177° E | 24.106° | 2026-06-21 13:20:29.682Z | 120.733° SE |
| 9 mins | 2026-06-21 14:57:29.682Z | 330.871° NNW | 2026-06-21 15:01:29.682Z | 272.933° WNW | 34.658° | 2026-06-21 15:06:29.682Z | 201.823° SSW |
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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