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TEMPSAT 1, 1512

Orbit data source: Space-Track

TEMPSAT 1, 1512 is a payload satellite owned by NRL (US) in LEO that was launched on Fri, 13 Aug 1965 UTC via a THOR ABLESTAR 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
1512, 1965-065E
Orbit
LEO
Last TLE update
1 day ago
Origin
Manufacturer
NRL
Mission
Operational Defense Calibration
Bus & Motor
NRL 14", Unknown motor
Mass
9 kg wet, 9 kg dry
Launch date (UTC)
1965-08-13 (60 years ago)
Launch vehicle
THOR ABLESTAR
Launch site
Air Force Western Test Range (AFWTR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Sphere, 0.36 m
Radar Cross Section
0.102 m², Small (<0.1 m²)

Expand to show TLE details & history

TLE from 1 day ago
0 TEMPSAT 1
1 01512U 65065E   25118.51238984  .00000063  00000-0  10962-3 0  9998
2 01512  89.9784 213.0368 0068574 334.5904  46.0470 13.33562483904784
Epoch: 2025-04-28T12:17Z
Definitive object data (Epoch: 2025-04-28T12:17:50.482Z)
Latitude
21.21395°
Longitude
171.85945°
Altitude
1,100.421 km
Speed
7.321 km/s
True Right ascension
14h 12m 10s
True Declination
21° 06' 13"
Sunlit
Object was in full shadow at TLE epoch
Visualization TLE readout
Latitude
-17.10831°
Longitude
171.84134°
Altitude
1,089.786 km
Speed
7.331 km/s
Apparent Right ascension
16h 19m 13s
Apparent Declination
-34° 11' 14"
Sunlit
Object is in full shadow
Visualization observer readout
Local Sidereal Time
07:39:43
Azimuth
98.13° ESE
Elevation
-50.11°
Doppler factor
1
Orbital elements
Apogee altitude
1,181.919 km
Perigee altitude
1,078.94 km
Semi-major axis
7,508.567 km
Eccentricity
0.0068574
Inclination
89.9784°
RAAN
213.0368°
Arg. of periapsis
334.5904°
True anomaly
46.61608°
Mean anomaly
46.047°
Eccentric anomaly
46.3312°
Mean motion
3.33586 °/min
BSTAR
0.00010962
Orbital period
107.92 mins
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TEMPSAT 1 Visibility forecast

Observer location: undefined°, undefined°

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.
11 mins2025-04-30 05:43:24.965Z140.979° SSE2025-04-30 05:48:24.965Z86.283° E31.999°2025-04-30 05:54:24.965Z15.581° NNE
10 mins2025-04-30 07:32:24.965Z223.49° SW2025-04-30 07:36:24.965Z273.573° WNW29.297°2025-04-30 07:42:24.965Z338.546° N
8 mins2025-04-30 17:03:24.965Z46.498° ENE2025-04-30 17:06:24.965Z76.774° E19.534°2025-04-30 17:11:24.965Z122.905° SE
12 mins2025-04-30 18:49:24.965Z354.676° N2025-04-30 18:54:24.965Z301.014° NW42.508°2025-04-30 19:01:24.965Z195.959° SSW
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