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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 (61 years ago)

Launch vehicle

THOR ABLESTAR

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Large (>1 m²)

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Last TLE update: 7 hours ago

TLE from 7 hours ago

0 OPS 6582 (TRANSIT 5E-5)
1 00959U 64083C   25351.94857434  .00000194  00000-0  23624-3 0  9998
2 00959  90.0025 187.1425 0043599 117.3358   2.1705 13.62427293 25536

Epoch: 2025-12-17T22:45Z

TLE epoch observation values (Epoch: 2025-12-17T22:45:56.822Z)

Latitude

60.56492°

Longitude

-61.15096°

Altitude

1,005.026 km

Speed

7.371 km/s

True Right ascension

00h 28m 35s

True Declination

60° 25' 21"

Sunlit

Object was in daylight 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

04:37:02

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,056.188 km

Perigee altitude

991.643 km

Semi-major axis

7,402.052 km

Eccentricity

0.00436

Inclination

90.0025°

RAAN

187.1425°

Arg. of periapsis

117.3358°

True anomaly

2.18953°

Mean anomaly

2.1705°

Eccentric anomaly

2.18°

Mean motion

3.40812 °/min

Orbital period

105.63 mins

BSTAR

0.00023624

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

TRANSIT 5E-5 DEB, 41927 (Decayed)

THOR ABLESTAR R/B, 953

OPS 6582 (TRANSIT 5B-5), 965

TRANSIT 5E-5 DEB, 28248 (Decayed)

THOR ABLESTAR DEB, 967

THOR ABLESTAR DEB, 956

TRANSIT 5E-5 DEB, 5444 (Decayed)

THOR ABLESTAR DEB, 966 (Decayed)

TRANSIT 5E-5 DEB, 43290 (Decayed)

TRANSIT 5E-5 DEB, 43289 (Decayed)

THOR ABLESTAR DEB, 1099

TRANSIT 5E-5 DEB, 38527 (Decayed)

TRANSIT 5E-5 DEB, 5540 (Decayed)

TRANSIT 5E-5 DEB, 2798 (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	2025-12-18 12:25:06.573Z	123.315° SE	2025-12-18 12:29:06.573Z	79.312° E	23.259°	2025-12-18 12:34:06.573Z	24.433° NE
10 mins	2025-12-18 14:10:06.573Z	205.576° SW	2025-12-18 14:14:06.573Z	260.935° W	36.362°	2025-12-18 14:20:06.573Z	344.614° N
10 mins	2025-12-19 01:14:06.573Z	13.387° NNE	2025-12-19 01:18:06.573Z	79.02° E	41.925°	2025-12-19 01:24:06.573Z	170.888° S
6 mins	2025-12-19 03:01:06.573Z	311.304° NW	2025-12-19 03:03:06.573Z	288.325° WNW	17.697°	2025-12-19 03:07:06.573Z	247.224° WSW

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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: 2025-12-17T22:45:56.822Z)

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