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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

12 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 12 hours ago

0 TEMPSAT 1
1 01512U 65065E   25193.80020476  .00000034  00000-0  49164-4 0  9993
2 01512  89.9750 212.8821 0071407 120.9128  52.5727 13.33567472914817

Epoch: 2025-07-12T19:12Z

TLE epoch observation values (Epoch: 2025-07-12T19:12:17.691Z)

Latitude

5.78126°

Longitude

173.87329°

Altitude

1,103.342 km

Speed

7.317 km/s

True Right ascension

02h 11m 31s

True Declination

5° 44' 55"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

78.54027°

Longitude

-6.00274°

Altitude

1,106.006 km

Speed

7.326 km/s

Apparent Right ascension

08h 55m 06s

Apparent Declination

33° 12' 29"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

19:45:30

Azimuth

344.98° N

Elevation

-15.126°

Doppler factor

Orbital elements

Apogee altitude

1,184.027 km

Perigee altitude

1,076.795 km

Semi-major axis

7,508.548 km

Eccentricity

0.00714

Inclination

89.975°

RAAN

212.8821°

Arg. of periapsis

120.9128°

True anomaly

Unknown

Mean anomaly

52.5727°

Eccentric anomaly

Unknown

Mean motion

3.33587 °/min

Orbital period

107.92 mins

BSTAR

0.000049164

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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	2025-07-13 12:57:15.414Z	19.022° NNE	2025-07-13 13:02:15.414Z	77.899° E	34.394°	2025-07-13 13:08:15.414Z	154.699° SSE
9 mins	2025-07-13 14:46:15.414Z	330.587° NNW	2025-07-13 14:50:15.414Z	281.672° WNW	26.172°	2025-07-13 14:55:15.414Z	228.899° WSW
11 mins	2025-07-14 01:04:15.414Z	150.473° SSE	2025-07-14 01:09:15.414Z	85.59° E	38.033°	2025-07-14 01:15:15.414Z	9.916° NNE
9 mins	2025-07-14 02:53:15.414Z	232.933° WSW	2025-07-14 02:57:15.414Z	276.15° WNW	23.608°	2025-07-14 03:02:15.414Z	329.054° NNW

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.