BLACKJACK ACES-1, 56956
Orbit data source: Space-Track
BLACKJACK ACES-1, 56956 is a payload satellite owned by DARPA (US) in SSO that was launched on Mon, 12 Jun 2023 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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56956 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
BLCAN/LMSS
Mission
Operational Defense Communications
Bus & Motor
X-SAT, Unknown motor
Mass
~200 kg wet, ~200 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 3.6 m
Radar Cross Section
0.875 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 BLACKJACK ACES-1
1 56956U 23084AA 26308.36018998 .00004490 00000-0 21749-3 0 9994
2 56956 97.6388 84.7041 0001795 118.2381 241.9034 15.19072030138175Epoch: 2026-11-04T08:38Z
TLE epoch observation values (Epoch: 2026-11-04T08:38:40.414Z)
Latitude
-0.00004°
Longitude
-88.57391°
Altitude
512.309 km
Speed
7.607 km/s
True Right ascension
05h 38m 48s
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
19:35:50
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
506.857 km
Perigee altitude
504.385 km
Semi-major axis
6,883.758 km
Eccentricity
0.00018
Inclination
97.6388°
RAAN
84.7041°
Arg. of periapsis
118.2381°
True anomaly
241.88526°
Mean anomaly
241.9034°
Eccentric anomaly
241.89433°
Mean motion
3.80019 °/min
Orbital period
94.73 mins
BSTAR
0.00021749
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Other satellites on launch #84 in the year 2023 (2023-06-12 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.BLACKJACK ACES-1 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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-11-06 09:47:28.631Z | 208.531° SW | 2026-11-06 09:49:28.631Z | 262.706° W | 34.912° | 2026-11-06 09:52:28.631Z | 326.401° NNW |
| 4 mins | 2026-11-06 22:52:28.631Z | 328.277° NNW | 2026-11-06 22:54:28.631Z | 281.025° WNW | 24.247° | 2026-11-06 22:56:28.631Z | 241.968° WSW |
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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