SENTRY, 59140
Orbit data source: Space-Track
SENTRY, 59140 is a payload satellite owned by Quantum Space (US) in SSO that was launched on Mon, 04 Mar 2024 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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59140 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
Quantum Space
Mission
Operational Commercial Technology
Bus & Motor
CUBESAT 6U, Unknown motor
Mass
~10 kg wet, ~10 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 0.1 m
Radar Cross Section
0.080 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 12 hours ago
TLE from 12 hours ago
0 SENTRY
1 59140U 24043AU 26077.39689261 .00797653 32908-3 11277-2 0 9990
2 59140 97.5272 232.8311 0005629 280.5961 79.4685 16.05735257114451Epoch: 2026-03-18T09:31Z
TLE epoch observation values (Epoch: 2026-03-18T09:31:31.521Z)
Latitude
-0.00009°
Longitude
-86.01148°
Altitude
261.09 km
Speed
7.751 km/s
True Right ascension
15h 31m 19s
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
02:13:41
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
259.16 km
Perigee altitude
251.692 km
Semi-major axis
6,633.563 km
Eccentricity
0.00056
Inclination
97.5272°
RAAN
232.8311°
Arg. of periapsis
280.5961°
True anomaly
79.53193°
Mean anomaly
79.4685°
Eccentric anomaly
79.50021°
Mean motion
4.01719 °/min
Orbital period
89.61 mins
BSTAR
0.0011277
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Other satellites on launch #43 in the year 2024 (2024-03-04 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.SENTRY Visibility
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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. |
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| SENTRY is likely not visible in the next few days. |
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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