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: 15 hours ago
TLE from 15 hours ago
0 BLACKJACK ACES-1
1 56956U 23084AA 26245.31536914 .00004480 00000-0 21958-3 0 9993
2 56956 97.6307 21.0160 0001297 101.6550 258.4830 15.18661180128606Epoch: 2026-09-02T07:34Z
TLE epoch observation values (Epoch: 2026-09-02T07:34:07.893Z)
Latitude
0.00003°
Longitude
-73.98655°
Altitude
513.146 km
Speed
7.607 km/s
True Right ascension
01h 24m 03s
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
13:55:59
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
507.756 km
Perigee altitude
505.97 km
Semi-major axis
6,885 km
Eccentricity
0.00013
Inclination
97.6307°
RAAN
21.016°
Arg. of periapsis
101.655°
True anomaly
258.46844°
Mean anomaly
258.483°
Eccentric anomaly
258.47572°
Mean motion
3.79916 °/min
Orbital period
94.76 mins
BSTAR
0.00021958
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-09-02 22:21:11.227Z | 359.429° N | 2026-09-02 22:24:11.227Z | 307.165° NW | 35.38° | 2026-09-02 22:27:11.227Z | 216.865° SW |
| 5 mins | 2026-09-03 09:01:11.227Z | 149.503° SSE | 2026-09-03 09:03:11.227Z | 48.934° ENE | 41.708° | 2026-09-03 09:06:11.227Z | 354.744° 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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Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
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