PRAETORIAN SDA_610, 65573
Orbit data source: Space-Track
PRAETORIAN SDA_610, 65573 is a payload satellite owned by SDA (US) in LEO that was launched on Wed, 10 Sep 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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65573 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
York Space Sys
Mission
Operational Defense Communications
Bus & Motor
S-CLASS, Unknown motor
Mass
~300 kg wet, ~300 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 4 Pan, 14.5 m
Radar Cross Section
1.244 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 PRAETORIAN SDA_610
1 65573U 25203J 26171.30949067 .00000054 00000-0 38212-4 0 9992
2 65573 81.2999 7.8745 0006766 182.2174 177.8954 13.83767709 39124Epoch: 2026-06-20T07:25Z
TLE epoch observation values (Epoch: 2026-06-20T07:25:39.993Z)
Latitude
-0.00001°
Longitude
-12.0681°
Altitude
958.375 km
Speed
7.37 km/s
True Right ascension
00h 31m 29s
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
07:12:38
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
952.717 km
Perigee altitude
942.804 km
Semi-major axis
7,325.897 km
Eccentricity
0.00068
Inclination
81.2999°
RAAN
7.8745°
Arg. of periapsis
182.2174°
True anomaly
177.89824°
Mean anomaly
177.8954°
Eccentric anomaly
177.89682°
Mean motion
3.4614 °/min
Orbital period
104 mins
BSTAR
0.000038212
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Other satellites on launch #203 in the year 2025 (2025-09-10 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.PRAETORIAN SDA_610 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 | 2026-06-20 23:37:53.970Z | 23.984° NE | 2026-06-20 23:41:53.970Z | 67.985° E | 19.367° | 2026-06-20 23:45:53.970Z | 111.896° ESE |
| 10 mins | 2026-06-21 01:22:53.970Z | 338.456° N | 2026-06-21 01:26:53.970Z | 284.268° WNW | 39.57° | 2026-06-21 01:32:53.970Z | 189.711° SSW |
| 9 mins | 2026-06-21 13:02:53.970Z | 147.193° SSE | 2026-06-21 13:06:53.970Z | 96.209° ESE | 29.592° | 2026-06-21 13:11:53.970Z | 30.823° NE |
| 9 mins | 2026-06-21 14:47:53.970Z | 230.754° WSW | 2026-06-21 14:51:53.970Z | 281.493° WNW | 28.487° | 2026-06-21 14:56:53.970Z | 346.537° N |
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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