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SIRION PATHFINDER-2, 43759

Orbit data source: Space-Track

SIRION PATHFINDER-2, 43759 is an American payload satellite in SSO that was launched on Mon, 03 Dec 2018 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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Identifier
43759, 2018-099B
Orbit
SSO
Country
Flag of USUS
Related business
Manufacturer
Astro Digital
Mission
Operational Commercial Communications
Bus & Motor
CUBESAT 6U, Unknown motor
Mass
10 kg wet, 10 kg dry
Launch date (UTC)
2018-12-03 (7 years ago)
Launch vehicle
FALCON 9
Launch site
Air Force Western Test Range (AFWTR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Box + 2 Pan, 0.7 m
Radar Cross Section
0.143 m², Small (<0.1 m²)

Expand to show TLE details & history
Last TLE update: 9 hours ago

TLE from 9 hours ago
0 SIRION PATHFINDER-2
1 43759U 18099B   26079.89018611  .00005256  00000-0  29568-3 0  9994
2 43759  97.4361 131.0522 0007560 239.5559 120.4926 15.13660614399266
Epoch: 2026-03-20T21:21Z
TLE epoch observation values (Epoch: 2026-03-20T21:21:52.079Z)
Latitude
-0.00007°
Longitude
-7.83355°
Altitude
530.78 km
Speed
7.596 km/s
True Right ascension
08h 44m 12s
True Declination
0° 00' 00"
Sunlit
Object was in full shadow at epoch
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
N/A
Visualization observer readout
Local Sidereal Time
11:36:23
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
527.24 km
Perigee altitude
516.807 km
Semi-major axis
6,900.16 km
Eccentricity
0.00076
Inclination
97.4361°
RAAN
131.0522°
Arg. of periapsis
239.5559°
True anomaly
120.56721°
Mean anomaly
120.4926°
Eccentric anomaly
120.52991°
Mean motion
3.78664 °/min
Orbital period
95.07 mins
BSTAR
0.00029568
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