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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

11 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 11 hours ago

0 TEMPSAT 1
1 01512U 65065E   25128.73696787  .00000036  00000-0  55672-4 0  9990
2 01512  89.9790 213.0171 0067880 305.2929 173.0463 13.33563324906144

Epoch: 2025-05-08T17:41Z

Definitive object data (Epoch: 2025-05-08T17:41:14.023Z)

Latitude

61.65357°

Longitude

-99.13323°

Altitude

1,194.609 km

Speed

7.238 km/s

True Right ascension

02h 11m 54s

True Declination

61° 31' 05"

Sunlit

Object was in daylight at TLE epoch

Visualization TLE readout

Latitude

-35.951°

Longitude

-99.08032°

Altitude

1,145.111 km

Speed

7.28 km/s

Apparent Right ascension

01h 43m 22s

Apparent Declination

-37° 52' 19"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

13:07:33

Azimuth

283.495° WNW

Elevation

-82.739°

Doppler factor

Orbital elements

Apogee altitude

1,181.395 km

Perigee altitude

1,079.458 km

Semi-major axis

7,508.563 km

Eccentricity

0.006788

Inclination

89.979°

RAAN

213.0171°

Arg. of periapsis

305.2929°

True anomaly

173.13969°

Mean anomaly

173.0463°

Eccentric anomaly

173.09307°

Mean motion

3.33586 °/min

BSTAR

0.000055672

Orbital period

107.92 mins

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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.
12 mins	2025-05-09 05:47:57.263Z	169.24° S	2025-05-09 05:53:57.263Z	71.149° E	44.329°	2025-05-09 05:59:57.263Z	1.231° NNE
6 mins	2025-05-09 07:39:57.263Z	259.807° W	2025-05-09 07:41:57.263Z	279.351° WNW	16.195°	2025-05-09 07:45:57.263Z	316.919° NNW
12 mins	2025-05-09 17:06:57.263Z	21.499° NNE	2025-05-09 17:11:57.263Z	76.921° E	33.22°	2025-05-09 17:18:57.263Z	153.907° SSE
11 mins	2025-05-09 18:54:57.263Z	338.886° N	2025-05-09 18:59:57.263Z	283.175° WNW	29.9°	2025-05-09 19:05:57.263Z	222.074° SW

Authenticating...

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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.