OPS 0082 (TRANSIT 13), 2176
Orbit data source: Space-Track
OPS 0082 (TRANSIT 13), 2176 is a payload satellite owned by USN NAVAIR (US) in LEO that was launched on Thu, 19 May 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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2176 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
APL
Mission
Spacecraft
Bus & Motor
TRANSIT 5, Unknown motor
Mass
51 kg wet, 51 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: 15 hours ago
TLE from 15 hours ago
0 OPS 0082 (TRANSIT 13)
1 2176U 66041A 25343.56616325 .00000495 00000-0 30089-3 0 9995
2 2176 90.2360 78.4150 0060186 350.0433 9.9551 14.04250261 40820Epoch: 2025-12-09T13:35Z
TLE epoch observation values (Epoch: 2025-12-09T13:35:16.504Z)
Latitude
-0.00002°
Longitude
156.04723°
Altitude
839.125 km
Speed
7.455 km/s
True Right ascension
05h 13m 39s
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
03:14:49
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
919.746 km
Perigee altitude
832.425 km
Semi-major axis
7,254.222 km
Eccentricity
0.00602
Inclination
90.236°
RAAN
78.415°
Arg. of periapsis
350.0433°
True anomaly
10.07522°
Mean anomaly
9.9551°
Eccentric anomaly
10.01507°
Mean motion
3.51283 °/min
Orbital period
102.48 mins
BSTAR
0.00030089
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Other satellites on launch #41 in the year 1966 (1966-05-19 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 0082 (TRANSIT 13) 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 | 2025-12-10 06:47:34.443Z | 173.03° S | 2025-12-10 06:52:34.443Z | 96.741° ESE | 44.83° | 2025-12-10 06:57:34.443Z | 359.156° N |
| 6 mins | 2025-12-10 17:34:34.443Z | 54.658° ENE | 2025-12-10 17:36:34.443Z | 79.572° E | 18.196° | 2025-12-10 17:40:34.443Z | 123.658° SE |
| 9 mins | 2025-12-10 19:15:34.443Z | 348.167° N | 2025-12-10 19:19:34.443Z | 268.116° W | 40.036° | 2025-12-10 19:24:34.443Z | 201.391° SSW |
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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