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OPS 6582 (TRANSIT 5E-5), 959

Orbit data source: Space-Track

OPS 6582 (TRANSIT 5E-5), 959 is a payload satellite owned by USN BuWeps (US) in LEO that was launched on Sun, 13 Dec 1964 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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https://www.satcat.com/sats-embedded/959?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

959, 1964-083C

Orbit

LEO

Country

Related business

United States Navy (US)

Manufacturer

APL

Mission

Spacecraft

Bus & Motor

TRANSIT 5, Unknown motor

Mass

77 kg wet, 77 kg dry

Launch date (UTC)

1964-12-13 (62 years ago)

Launch vehicle

THOR ABLESTAR

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

OCT CYL + 4 PAN + ANT, 1.1 m

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 7 hours ago

TLE from 7 hours ago

0 OPS 6582 (TRANSIT 5E-5)
1 00959U 64083C   26257.21663451  .00000153  00000-0  18275-3 0  9999
2 00959  90.0154 187.4429 0043839  42.1063 122.8600 13.62518966 62332

Epoch: 2026-09-14T05:11Z

TLE epoch observation values (Epoch: 2026-09-14T05:11:57.221Z)

Latitude

14.58419°

Longitude

-63.74165°

Altitude

1,046.527 km

Speed

7.321 km/s

True Right ascension

00h 29m 47s

True Declination

14° 30' 14"

Sunlit

Object was in full shadow at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

04:36:53

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,056.032 km

Perigee altitude

991.135 km

Semi-major axis

7,401.72 km

Eccentricity

0.00438

Inclination

90.0154°

RAAN

187.4429°

Arg. of periapsis

42.1063°

True anomaly

123.28073°

Mean anomaly

122.86°

Eccentric anomaly

123.07049°

Mean motion

3.40835 °/min

Orbital period

105.62 mins

BSTAR

0.00018275

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Other satellites on launch #83 in the year 1964 (1964-12-13 UTC)

THOR ABLESTAR DEB, 1099

THOR ABLESTAR DEB, 1608

OPS 6582 (TRANSIT 5B-5), 965

THOR ABLESTAR DEB, 956

THOR ABLESTAR DEB, 967

THOR ABLESTAR R/B, 953

THOR ABLESTAR DEB, 966 (Decayed)

TRANSIT 5E-5 DEB, 38526 (Decayed)

TRANSIT 5E-5 DEB, 38525 (Decayed)

TRANSIT 5E-5 DEB, 2798 (Decayed)

TRANSIT 5E-5 DEB, 43289 (Decayed)

TRANSIT 5E-5 DEB, 5444 (Decayed)

TRANSIT 5E-5 DEB, 38524 (Decayed)

TRANSIT 5E-5 DEB, 28248 (Decayed)

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OPS 6582 (TRANSIT 5E-5) Visibility forecast

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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.
9 mins	2026-09-14 18:37:26.106Z	122.774° SE	2026-09-14 18:41:26.106Z	80.754° E	23.471°	2026-09-14 18:46:26.106Z	25.896° NE
10 mins	2026-09-14 20:22:26.106Z	202.524° SW	2026-09-14 20:26:26.106Z	256.421° W	49.323°	2026-09-14 20:32:26.106Z	345.457° N
10 mins	2026-09-15 07:26:26.106Z	14.694° NNE	2026-09-15 07:30:26.106Z	73.138° E	60.286°	2026-09-15 07:36:26.106Z	168.24° S
7 mins	2026-09-15 09:12:26.106Z	322.64° NNW	2026-09-15 09:15:26.106Z	290.325° WNW	20.557°	2026-09-15 09:19:26.106Z	247.507° W

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Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out OPS 6582 (TRANSIT 5E-5), 959 on other resources

View OPS 6582 (TRANSIT 5E-5), 959 on NASA - NSSDCA Website

View OPS 6582 (TRANSIT 5E-5), 959 on Heavens-Above

View OPS 6582 (TRANSIT 5E-5), 959 on Keep Track

View OPS 6582 (TRANSIT 5E-5), 959 on Celestrak

View OPS 6582 (TRANSIT 5E-5), 959 on Gunter's Space Page

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

OPS 6582 (TRANSIT 5E-5), 959

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 7 hours ago

TLE from 7 hours ago

TLE epoch observation values (Epoch: 2026-09-14T05:11:57.221Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #83 in the year 1964 (1964-12-13 UTC)

OPS 6582 (TRANSIT 5E-5) Visibility forecast

Co-orbital & Co-planar RSOs

Check out OPS 6582 (TRANSIT 5E-5), 959 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 7 hours ago