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.
Focus sentinelFocus sentinel
Request partner network tasking
Focus sentinelFocus sentinel
Embed this page
Focus sentinelFocus sentinel
1952 intel report (Beta)
Focus sentinelFocus sentinel
Create New Watchlist
Focus sentinelFocus sentinel
Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
NAFI
Mission
Spacecraft
Bus & Motor
TRANSIT 5, Unknown motor
Mass
~50 kg wet, ~50 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: 17 hours ago
TLE from 17 hours ago
0 OPS 1593 (TRANSIT 11)
1 01952U 66005A 26034.43494319 .00000277 00000-0 26479-3 0 9993
2 01952 90.1517 349.7376 0219122 58.3457 303.8874 13.68086983987863Epoch: 2026-02-03T10:26Z
TLE epoch observation values (Epoch: 2026-02-03T10:26:19.091Z)
Latitude
-0.00006°
Longitude
59.54213°
Altitude
921.677 km
Speed
7.435 km/s
True Right ascension
23h 18m 57s
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
05:20:29
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,165.216 km
Perigee altitude
841.721 km
Semi-major axis
7,381.605 km
Eccentricity
0.02191
Inclination
90.1517°
RAAN
349.7376°
Arg. of periapsis
58.3457°
True anomaly
301.77115°
Mean anomaly
303.8874°
Eccentric anomaly
302.83247°
Mean motion
3.42229 °/min
Orbital period
105.19 mins
BSTAR
0.00026479
Loading maneuver chart data...
Computing Atmospheric mass density...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Other satellites on launch #5 in the year 1966 (1966-01-28 UTC)
Did you know?
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
Loading observer location...
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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2026-02-04 08:05:42.529Z | 36.334° NE | 2026-02-04 08:09:42.529Z | 83.443° E | 21.951° | 2026-02-04 08:13:42.529Z | 128.488° SE |
| 10 mins | 2026-02-04 09:50:42.529Z | 344.806° N | 2026-02-04 09:54:42.529Z | 284.165° WNW | 36.985° | 2026-02-04 10:00:42.529Z | 206.528° SW |
| 5 mins | 2026-02-04 19:57:42.529Z | 94.867° ESE | 2026-02-04 19:59:42.529Z | 68.548° E | 16.643° | 2026-02-04 20:02:42.529Z | 34.629° NE |
| 9 mins | 2026-02-04 21:39:42.529Z | 197.7° SSW | 2026-02-04 21:43:42.529Z | 262.95° W | 38.736° | 2026-02-04 21:48:42.529Z | 346.367° 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 |
|---|
CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
Authenticating...
Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
|---|