SDA_1673, 65983
Orbit data source: Space-Track
SDA_1673, 65983 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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65983 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, 14.5 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_1673
1 65983U 25230K 26171.43204367 -.00027905 00000-0 -25925-1 0 9998
2 65983 81.3002 208.6734 0001201 122.9143 237.2128 13.82403455 34268Epoch: 2026-06-20T10:22Z
TLE epoch observation values (Epoch: 2026-06-20T10:22:08.573Z)
Latitude
-0.00003°
Longitude
144.49092°
Altitude
958.715 km
Speed
7.372 km/s
True Right ascension
13h 54m 41s
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
07:17:30
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
953.463 km
Perigee altitude
951.703 km
Semi-major axis
7,330.72 km
Eccentricity
0.00012
Inclination
81.3002°
RAAN
208.6734°
Arg. of periapsis
122.9143°
True anomaly
237.20123°
Mean anomaly
237.2128°
Eccentric anomaly
237.20702°
Mean motion
3.45799 °/min
Orbital period
104.11 mins
BSTAR
-0.025925
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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_1673 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 02:07:45.455Z | 130.876° SE | 2026-06-21 02:11:45.455Z | 85.398° E | 21.061° | 2026-06-21 02:15:45.455Z | 41.013° NE |
| 10 mins | 2026-06-21 03:51:45.455Z | 212.901° SW | 2026-06-21 03:56:45.455Z | 294.731° NW | 37.296° | 2026-06-21 04:01:45.455Z | 356.883° N |
| 7 mins | 2026-06-21 13:01:45.455Z | 31.932° NE | 2026-06-21 13:04:45.455Z | 68.49° E | 20.597° | 2026-06-21 13:08:45.455Z | 113.583° SE |
| 10 mins | 2026-06-21 14:45:45.455Z | 337.016° NNW | 2026-06-21 14:50:45.455Z | 248.902° W | 38.322° | 2026-06-21 14:55:45.455Z | 192.275° 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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