Showing default

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
Last TLE update
19 hours ago
Origin
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, 0.8 m
Radar Cross Section
0.314 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 19 hours ago
0 NPSAT1
1 44340U 19036B   25117.83585374  .00011376  00000-0  18571-2 0  9995
2 44340  23.9998  30.9127 0008551 214.8585 145.1350 14.69041047311236
Epoch: 2025-04-27T20:03Z
Definitive object data (Epoch: 2025-04-27T20:03:37.763Z)
Latitude
Longitude
-126.05316°
Altitude
666.987 km
Speed
7.524 km/s
True Right ascension
02h 03m 39s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at TLE epoch
Visualization TLE readout
Latitude
9.1709°
Longitude
27.79449°
Altitude
658.869 km
Speed
7.533 km/s
Apparent Right ascension
11h 25m 36s
Apparent Declination
-14° 33' 05"
Sunlit
Object is in full shadow
Visualization observer readout
Local Sidereal Time
22:09:06
Azimuth
321.176° NNW
Elevation
-59.612°
Doppler factor
1
Orbital elements
Apogee altitude
674.866 km
Perigee altitude
662.814 km
Semi-major axis
7,046.977 km
Eccentricity
0.0008551
Inclination
23.9998°
RAAN
30.9127°
Arg. of periapsis
214.8585°
True anomaly
145.19096°
Mean anomaly
145.135°
Eccentric anomaly
145.16299°
Mean motion
3.66893 °/min
BSTAR
0.0018571
Orbital period
98.12 mins
Loading maneuver chart data...
Loading SW <> Apogee altitude chart data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...

NPSAT1 Visibility forecast

Observer location: undefined°, undefined°

NPSAT1 is not visible in the next 10 days
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.
|