OPS 1593 (TRANSIT 11), 1952
Orbit data source: Space-Track
OPS 1593 (TRANSIT 11), 1952 is a payload satellite owned by USN BuWeps (US) in LEO that was launched on Fri, 28 Jan 1966 UTC via an SCOUT A 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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1952 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
NAFI
Mission
Defense Navigation
Bus & Motor
TRANSIT 5, Unknown motor
Mass
~50 kg wet, ~50 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Oct Cyl + 4 Pan + 1 Rod, Unknown HBR
Radar Cross Section
7.565 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 8 hours ago
TLE from 8 hours ago
0 OPS 1593 (TRANSIT 11)
1 01952U 66005A 25261.19866606 .00000135 00000-0 12300-3 0 9990
2 01952 90.1567 347.5977 0219368 110.3393 252.1486 13.68018099968969Epoch: 2025-09-18T04:46Z
TLE epoch observation values (Epoch: 2025-09-18T04:46:04.747Z)
Latitude
-0.00001°
Longitude
-81.28578°
Altitude
1,062.536 km
Speed
7.294 km/s
True Right ascension
23h 10m 23s
True Declination
0° 00' 00"
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
05:12:33
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,165.651 km
Perigee altitude
841.782 km
Semi-major axis
7,381.853 km
Eccentricity
0.02194
Inclination
90.1567°
RAAN
347.5977°
Arg. of periapsis
110.3393°
True anomaly
249.77648°
Mean anomaly
252.1486°
Eccentric anomaly
250.96047°
Mean motion
3.42212 °/min
Orbital period
105.2 mins
BSTAR
0.000123
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Other satellites on launch #5 in the year 1966 (1966-01-28 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 1593 (TRANSIT 11) 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. |
|---|---|---|---|---|---|---|---|
| 10 mins | 2025-09-18 17:38:20.088Z | 17.808° NNE | 2025-09-18 17:43:20.088Z | 89.904° E | 34.088° | 2025-09-18 17:48:20.088Z | 157.481° SSE |
| 6 mins | 2025-09-18 19:25:20.088Z | 320.724° NNW | 2025-09-18 19:28:20.088Z | 279.055° WNW | 20.885° | 2025-09-18 19:31:20.088Z | 241.749° WSW |
| 9 mins | 2025-09-19 05:28:20.088Z | 139.559° SSE | 2025-09-19 05:32:20.088Z | 84.724° E | 31.858° | 2025-09-19 05:37:20.088Z | 16.322° NNE |
| 8 mins | 2025-09-19 07:14:20.088Z | 230.808° WSW | 2025-09-19 07:17:20.088Z | 270.588° WNW | 25.123° | 2025-09-19 07:22:20.088Z | 332.411° NNW |
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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