SDA_1671, 65981
Orbit data source: Space-Track
SDA_1671, 65981 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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65981 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, 1.7 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_1671
1 65981U 25230H 26171.42795830 -.00045891 00000-0 -44158-1 0 9998
2 65981 81.2988 208.7934 0002092 151.7312 208.3956 13.80463282 34257Epoch: 2026-06-20T10:16Z
TLE epoch observation values (Epoch: 2026-06-20T10:16:15.597Z)
Latitude
-0.00004°
Longitude
146.08568°
Altitude
966.456 km
Speed
7.368 km/s
True Right ascension
13h 55m 10s
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
07:17:13
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
960.99 km
Perigee altitude
957.92 km
Semi-major axis
7,337.592 km
Eccentricity
0.00021
Inclination
81.2988°
RAAN
208.7934°
Arg. of periapsis
151.7312°
True anomaly
208.3842°
Mean anomaly
208.3956°
Eccentric anomaly
208.3899°
Mean motion
3.45313 °/min
Orbital period
104.25 mins
BSTAR
-0.044158
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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_1671 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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2026-06-21 02:03:28.648Z | 126.34° SE | 2026-06-21 02:07:28.648Z | 81.492° E | 19.414° | 2026-06-21 02:11:28.648Z | 40.43° NE |
| 10 mins | 2026-06-21 03:47:28.648Z | 209.897° SW | 2026-06-21 03:51:28.648Z | 264.618° W | 38.926° | 2026-06-21 03:57:28.648Z | 359.104° N |
| 7 mins | 2026-06-21 12:58:28.648Z | 36.577° NE | 2026-06-21 13:01:28.648Z | 73.231° E | 19.307° | 2026-06-21 13:05:28.648Z | 114.39° SE |
| 10 mins | 2026-06-21 14:42:28.648Z | 338.161° N | 2026-06-21 14:46:28.648Z | 279.25° WNW | 40.076° | 2026-06-21 14:52:28.648Z | 189.162° 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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