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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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<iframe src="https://www.satcat.com/sats-embedded/1512?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/1512?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

1512, 1965-065E

Orbit

LEO

Last TLE update

10 hours ago

Origin

United States Navy (US)

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 10 hours ago

0 TEMPSAT 1
1 01512U 65065E   25183.82120926  .00000021  00000-0  22141-4 0  9997
2 01512  89.9753 212.9041 0070739 148.3590  25.5831 13.33566834913488

Epoch: 2025-07-02T19:42Z

TLE epoch observation values (Epoch: 2025-07-02T19:42:32.48Z)

Latitude

5.62415°

Longitude

176.16953°

Altitude

1,087.852 km

Speed

7.332 km/s

True Right ascension

02h 11m 36s

True Declination

5° 35' 32"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

64.90045°

Longitude

-3.77662°

Altitude

1,137.166 km

Speed

7.294 km/s

Apparent Right ascension

08h 26m 21s

Apparent Declination

34° 40' 07"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

17:43:53

Azimuth

327.391° NNW

Elevation

-6.537°

Doppler factor

Orbital elements

Apogee altitude

1,183.528 km

Perigee altitude

1,077.298 km

Semi-major axis

7,508.55 km

Eccentricity

0.00707

Inclination

89.9753°

RAAN

212.9041°

Arg. of periapsis

148.359°

True anomaly

Unknown

Mean anomaly

25.5831°

Eccentric anomaly

Unknown

Mean motion

3.33587 °/min

Orbital period

107.92 mins

BSTAR

0.000022141

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Other satellites on launch #65 in the year 1965 (1965-08-13 UTC)

THOR ABLESTAR DEB, 1504

THOR ABLESTAR R/B, 1508

DODECAPOLE 2, 1510

THOR ABLESTAR DEB, 1511

OPS 8464 (TRANSIT 5B-7), 1514

NAVSPASUR ROD 1, 1515

CALSPHERE 4(A), 1520

PORCUPINE 2, 1577

THOR ABLESTAR DEB, 1521

THOR ABLESTAR DEB, 1522

OPS 8464 DEB *, 2335 (Decayed)

TRANSIT 5B-7 DEB, 3809 (Decayed)

THOR ABLESTAR DEB, 3810

THOR ABLESTAR DEB, 5265

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 mins	2025-07-03 13:27:17.870Z	21.201° NNE	2025-07-03 13:32:17.870Z	75.112° E	30.77°	2025-07-03 13:38:17.870Z	148.363° SSE
10 mins	2025-07-03 15:16:17.870Z	335.272° NNW	2025-07-03 15:20:17.870Z	285.302° WNW	29.446°	2025-07-03 15:26:17.870Z	220.344° SW
11 mins	2025-07-04 01:34:17.870Z	144.693° SSE	2025-07-04 01:39:17.870Z	86.694° E	34.948°	2025-07-04 01:45:17.870Z	13.365° NNE
10 mins	2025-07-04 03:23:17.870Z	227.847° WSW	2025-07-04 03:27:17.870Z	274.398° WNW	27.236°	2025-07-04 03:33:17.870Z	336.611° NNW

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Check out TEMPSAT 1, 1512 on other resources

View TEMPSAT 1, 1512 on NASA - NSSDCA Website

View TEMPSAT 1, 1512 on Heavens-Above

View TEMPSAT 1, 1512 on Keep Track

View TEMPSAT 1, 1512 on Celestrak

View TEMPSAT 1, 1512 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.