PROX-1, 44339
Orbit data source: Space-Track
PROX-1, 44339 is a payload satellite owned by GaTech (US) in LEO that was launched on Tue, 25 Jun 2019 UTC via an FALCON HEAVY launch vehicle from the Air Force Eastern Test Range (AFETR). 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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44339 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
GaTech
Mission
Operational Amateur Technology
Bus & Motor
PROX-1, Unknown motor
Mass
70 kg wet, 70 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Tether, 0.3 m
Radar Cross Section
0.360 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 9 hours ago
TLE from 9 hours ago
0 PROX-1
1 44339U 19036A 26252.15206490 .00013440 00000-0 12530-2 0 9991
2 44339 23.9944 272.5755 0004904 289.2758 70.7211 14.92370930386022Epoch: 2026-09-09T03:38Z
TLE epoch observation values (Epoch: 2026-09-09T03:38:58.407Z)
Latitude
-0.00002°
Longitude
-130.37613°
Altitude
587.312 km
Speed
7.57 km/s
True Right ascension
18h 10m 18s
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
05:02:56
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
598.724 km
Perigee altitude
591.884 km
Semi-major axis
6,973.441 km
Eccentricity
0.00049
Inclination
23.9944°
RAAN
272.5755°
Arg. of periapsis
289.2758°
True anomaly
70.77416°
Mean anomaly
70.7211°
Eccentric anomaly
70.74763°
Mean motion
3.72711 °/min
Orbital period
96.59 mins
BSTAR
0.001253
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Other satellites on launch #36 in the year 2019 (2019-06-25 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.PROX-1 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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| PROX-1 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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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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