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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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
APL
Mission
Spacecraft
Bus & Motor
TRANSIT 5, Unknown motor
Mass
77 kg wet, 77 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown
Radar Cross Section
Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 5 hours ago
TLE from 5 hours ago
0 OPS 6582 (TRANSIT 5E-5)
1 00959U 64083C 25365.59851635 .00000310 00000-0 38493-3 0 9991
2 00959 90.0027 187.1496 0043783 78.6900 350.0346 13.62433492 27393Epoch: 2025-12-31T14:21Z
TLE epoch observation values (Epoch: 2025-12-31T14:21:51.812Z)
Latitude
68.71154°
Longitude
-128.58831°
Altitude
1,006.907 km
Speed
7.37 km/s
True Right ascension
12h 28m 34s
True Declination
68° 35' 56"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
18:36:48
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,056.301 km
Perigee altitude
991.485 km
Semi-major axis
7,402.03 km
Eccentricity
0.00438
Inclination
90.0027°
RAAN
187.1496°
Arg. of periapsis
78.69°
True anomaly
349.94731°
Mean anomaly
350.0346°
Eccentric anomaly
349.991°
Mean motion
3.40814 °/min
Orbital period
105.63 mins
BSTAR
0.00038493
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Other satellites on launch #83 in the year 1964 (1964-12-13 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.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 | 2025-12-31 23:26:28.660Z | 30.558° NE | 2025-12-31 23:31:28.660Z | 83.915° E | 21.415° | 2025-12-31 23:35:28.660Z | 127.338° SE |
| 10 mins | 2026-01-01 01:12:28.660Z | 347.336° N | 2026-01-01 01:17:28.660Z | 264.723° W | 37.9° | 2026-01-01 01:22:28.660Z | 205.981° SW |
| 7 mins | 2026-01-01 11:20:28.660Z | 106.427° ESE | 2026-01-01 11:23:28.660Z | 71.788° E | 19.257° | 2026-01-01 11:27:28.660Z | 30.316° NE |
| 10 mins | 2026-01-01 13:03:28.660Z | 195.149° SSW | 2026-01-01 13:08:28.660Z | 278.328° WNW | 40.45° | 2026-01-01 13:13:28.660Z | 347.451° N |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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