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
10 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 10 hours ago
0 NPSAT1
1 44340U 19036B   25128.90731005  .00006893  00000-0  11055-2 0  9997
2 44340  23.9990 319.4301 0008734 341.6218  18.3960 14.69223487312927
Epoch: 2025-05-08T21:46Z
Definitive object data (Epoch: 2025-05-08T21:46:31.588Z)
Latitude
-0.00003°
Longitude
125.82734°
Altitude
655.63 km
Speed
7.535 km/s
True Right ascension
21h 17m 43s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at TLE epoch
Visualization TLE readout
Latitude
15.04324°
Longitude
-93.8729°
Altitude
666.265 km
Speed
7.525 km/s
Apparent Right ascension
05h 41m 22s
Apparent Declination
-11° 23' 09"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
16:20:38
Azimuth
322.383° NNW
Elevation
-56.344°
Doppler factor
1
Orbital elements
Apogee altitude
674.412 km
Perigee altitude
662.103 km
Semi-major axis
7,046.394 km
Eccentricity
0.0008734
Inclination
23.999°
RAAN
319.4301°
Arg. of periapsis
341.6218°
True anomaly
18.42762°
Mean anomaly
18.396°
Eccentric anomaly
18.41181°
Mean motion
3.66938 °/min
BSTAR
0.0011055
Orbital period
98.11 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.
|