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NPSAT1, 44340

Orbit data source: Space-Track

NPSAT1, 44340 is a payload satellite owned by USN PGS (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.

Not visible in the next 10 days
Identifier
44340, 2019-036B
Orbit
LEO
Country
Flag of USUS
Related business
Manufacturer
USN PGS
Mission
Operational Defense Tech/Sci
Bus & Motor
NPSAT, Unknown motor
Mass
83 kg wet, 83 kg dry
Launch date (UTC)
2019-06-25 (6 years ago)
Launch vehicle
FALCON HEAVY
Launch site
Air Force Eastern Test Range (AFETR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Cyl + 2 Ant, 0.4 m
Radar Cross Section
0.314 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history
Last TLE update: 16 hours ago

TLE from 16 hours ago
0 NPSAT1
1 44340U 19036B   25242.83604733  .00009634  00000-0  15232-2 0  9990
2 44340  23.9995 303.1109 0008454 173.0805 186.9808 14.70269052329646
Epoch: 2025-08-30T20:03Z
TLE epoch observation values (Epoch: 2025-08-30T20:03:54.489Z)
Latitude
0.00002°
Longitude
22.86927°
Altitude
664.028 km
Speed
7.525 km/s
True Right ascension
20h 12m 26s
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
03:34:11
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
670.875 km
Perigee altitude
658.966 km
Semi-major axis
7,043.058 km
Eccentricity
0.00085
Inclination
23.9995°
RAAN
303.1109°
Arg. of periapsis
173.0805°
True anomaly
186.96904°
Mean anomaly
186.9808°
Eccentric anomaly
186.97492°
Mean motion
3.67199 °/min
Orbital period
98.04 mins
BSTAR
0.0015232
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Documentation

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