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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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Identifier
959, 1964-083C
Orbit
LEO
Last TLE update
23 hours ago
Origin
Manufacturer
APL
Mission
Civil Astronomy
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
Oct Cyl + 4 Pan + 1 Rod, 5.9 m
Radar Cross Section
1.914 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 23 hours ago
0 OPS 6582 (TRANSIT 5E-5)
1 00959U 64083C   25170.47406066  .00000168  00000-0  20416-3 0  9993
2 00959  89.9992 187.0199 0039996 295.6495 222.3526 13.62349979   827
Epoch: 2025-06-19T11:22Z
TLE epoch observation values (Epoch: 2025-06-19T11:22:38.841Z)
Latitude
22.31833°
Longitude
-71.58349°
Altitude
1,051.895 km
Speed
7.317 km/s
True Right ascension
00h 28m 04s
True Declination
22° 12' 09"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
-58.62225°
Longitude
-71.58194°
Altitude
1,032.579 km
Speed
7.343 km/s
Apparent Right ascension
06h 08m 57s
Apparent Declination
-72° 07' 06"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
21:36:25
Azimuth
158.344° S
Elevation
-49.12°
Doppler factor
1
Orbital elements
Apogee altitude
1,053.802 km
Perigee altitude
994.589 km
Semi-major axis
7,402.333 km
Eccentricity
0.004
Inclination
89.9992°
RAAN
187.0199°
Arg. of periapsis
295.6495°
True anomaly
Unknown
Mean anomaly
222.3526°
Eccentric anomaly
Unknown
Mean motion
3.40793 °/min
Orbital period
105.64 mins
BSTAR
0.00020416
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OPS 6582 (TRANSIT 5E-5) 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 mins2025-06-20 11:54:18.179Z44.145° NE2025-06-20 11:57:18.179Z73.296° E15.951°2025-06-20 12:01:18.179Z112.73° SE
11 mins2025-06-20 13:39:18.179Z356.383° N2025-06-20 13:44:18.179Z239.995° WSW43.505°2025-06-20 13:50:18.179Z191.377° SSW
4 mins2025-06-20 23:48:18.179Z87.181° E2025-06-20 23:50:18.179Z66.89° ENE14.109°2025-06-20 23:52:18.179Z47.301° ENE
11 mins2025-06-21 01:29:18.179Z179.085° S2025-06-21 01:34:18.179Z214.327° SW44.622°2025-06-21 01:40:18.179Z356.205° N
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