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, 0.4 m
Radar Cross Section
0.360 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 8 hours ago
TLE from 8 hours ago
0 PROX-1
1 44339U 19036A 26316.91167360 .00013979 00000-0 12553-2 0 9990
2 44339 23.9927 198.3102 0005602 323.5683 36.4436 14.93865215395719Epoch: 2026-11-12T21:52Z
TLE epoch observation values (Epoch: 2026-11-12T21:52:48.599Z)
Latitude
0.00002°
Longitude
178.06937°
Altitude
580.652 km
Speed
7.575 km/s
True Right ascension
13h 13m 14s
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
02:06:10
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
594.564 km
Perigee altitude
586.756 km
Semi-major axis
6,968.797 km
Eccentricity
0.00056
Inclination
23.9927°
RAAN
198.3102°
Arg. of periapsis
323.5683°
True anomaly
36.48175°
Mean anomaly
36.4436°
Eccentric anomaly
36.46268°
Mean motion
3.73084 °/min
Orbital period
96.49 mins
BSTAR
0.0012553
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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
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