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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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Identifier

1952, 1966-005A

Orbit

LEO

Country

Related business

United States Navy (US)

Manufacturer

NAFI

Mission

Spacecraft

Bus & Motor

TRANSIT 5, Unknown motor

Mass

~50 kg wet, ~50 kg dry

Launch date (UTC)

1966-01-28 (60 years ago)

Launch vehicle

SCOUT A

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: 18 hours ago

TLE from 18 hours ago

0 OPS 1593 (TRANSIT 11)
1 01952U 66005A   26080.21865579  .00000164  00000-0  15752-3 0  9997
2 01952  90.1541 350.4658 0215196 281.7183  75.9906 13.68110549994123

Epoch: 2026-03-21T05:14Z

TLE epoch observation values (Epoch: 2026-03-21T05:14:51.860Z)

Latitude

0.00002°

Longitude

93.0072°

Altitude

974.111 km

Speed

7.382 km/s

True Right ascension

23h 21m 51s

True Declination

0° 00' 00"

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

03:52:38

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,162.231 km

Perigee altitude

844.536 km

Semi-major axis

7,381.521 km

Eccentricity

0.02152

Inclination

90.1541°

RAAN

350.4658°

Arg. of periapsis

281.7183°

True anomaly

78.39819°

Mean anomaly

75.9906°

Eccentric anomaly

77.19291°

Mean motion

3.42235 °/min

Orbital period

105.19 mins

BSTAR

0.00015752

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Other satellites on launch #5 in the year 1966 (1966-01-28 UTC)

SCOUT A DEB, 2141

SCOUT A DEB, 2140

TRANSIT 11 DEB, 11991

TRANSIT 11 DEB, 14226 (Decayed)

SCOUT A R/B, 1953

TRANSIT 11 DEB, 38523 (Decayed)

TRANSIT 11 DEB, 11990 (Decayed)

SCOUT A DEB, 2889

SCOUT A DEB, 2989

TRANSIT 11 DEB, 24704 (Decayed)

TRANSIT 11 DEB, 19366 (Decayed)

TRANSIT 11 DEB, 15341 (Decayed)

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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.
7 mins	2026-03-22 04:42:14.861Z	45.075° ENE	2026-03-22 04:45:14.861Z	72.873° E	16.242°	2026-03-22 04:49:14.861Z	110.767° ESE
11 mins	2026-03-22 06:26:14.861Z	359.081° N	2026-03-22 06:31:14.861Z	296.725° NW	44.521°	2026-03-22 06:37:14.861Z	189.677° SSW
4 mins	2026-03-22 16:33:14.861Z	78.619° E	2026-03-22 16:34:14.861Z	69.029° E	13.549°	2026-03-22 16:37:14.861Z	42.028° NE
12 mins	2026-03-22 18:13:14.861Z	173.792° S	2026-03-22 18:18:14.861Z	105.011° ESE	44.945°	2026-03-22 18:25:14.861Z	358.527° N
5 mins	2026-03-22 20:02:14.861Z	265.289° W	2026-03-22 20:04:14.861Z	284.704° WNW	14.324°	2026-03-22 20:07:14.861Z	312.323° NW

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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 1593 (TRANSIT 11), 1952 on other resources

View OPS 1593 (TRANSIT 11), 1952 on NASA - NSSDCA Website

View OPS 1593 (TRANSIT 11), 1952 on Heavens-Above

View OPS 1593 (TRANSIT 11), 1952 on Keep Track

View OPS 1593 (TRANSIT 11), 1952 on Celestrak

View OPS 1593 (TRANSIT 11), 1952 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 1593 (TRANSIT 11), 1952

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 18 hours ago

TLE from 18 hours ago

TLE epoch observation values (Epoch: 2026-03-21T05:14:51.860Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #5 in the year 1966 (1966-01-28 UTC)

OPS 1593 (TRANSIT 11) Visibility forecast

Co-orbital & Co-planar RSOs

Check out OPS 1593 (TRANSIT 11), 1952 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 18 hours ago