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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

19 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 19 hours ago

0 TEMPSAT 1
1  1512U 65065E   25181.56063666  .00000014  00000-0  89303-5 0  9999
2  1512  89.9754 212.9090 0070547 154.6197 333.0249 13.33566750913187

Epoch: 2025-06-30T13:27Z

TLE epoch observation values (Epoch: 2025-06-30T13:27:19.007Z)

Latitude

52.81925°

Longitude

-87.82115°

Altitude

1,094.852 km

Speed

7.333 km/s

True Right ascension

02h 11m 30s

True Declination

52° 39' 40"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-53.37473°

Longitude

92.1763°

Altitude

1,201.871 km

Speed

7.229 km/s

Apparent Right ascension

10h 56m 05s

Apparent Declination

-57° 19' 44"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

19:59:32

Azimuth

223.434° SW

Elevation

-56.855°

Doppler factor

Orbital elements

Apogee altitude

1,183.384 km

Perigee altitude

1,077.443 km

Semi-major axis

7,508.551 km

Eccentricity

0.00705

Inclination

89.9754°

RAAN

212.909°

Arg. of periapsis

154.6197°

True anomaly

Unknown

Mean anomaly

333.0249°

Eccentric anomaly

Unknown

Mean motion

3.33587 °/min

Orbital period

107.92 mins

BSTAR

0.0000089303

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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.
7 mins	2025-07-01 12:51:26.383Z	41.439° NE	2025-07-01 12:55:26.383Z	79.646° E	15.773°	2025-07-01 12:58:26.383Z	108.663° ESE
11 mins	2025-07-01 14:38:26.383Z	357.34° N	2025-07-01 14:43:26.383Z	295.013° NW	43.927°	2025-07-01 14:49:26.383Z	191.906° SSW
8 mins	2025-07-02 00:59:26.383Z	108.338° ESE	2025-07-02 01:03:26.383Z	67.481° ENE	19.65°	2025-07-02 01:07:26.383Z	30.223° NE
12 mins	2025-07-02 02:44:26.383Z	189.953° SSW	2025-07-02 02:50:26.383Z	286.007° WNW	42.336°	2025-07-02 02:56:26.383Z	351.331° N

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.