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: 10 hours ago
TLE from 10 hours ago
0 OPS 0082 (TRANSIT 13)
1 02176U 66041A 25338.29317274 .00000551 00000-0 33563-3 0 9993
2 02176 90.2360 78.2772 0060824 7.1711 353.0326 14.04245650 40083Epoch: 2025-12-04T07:02Z
TLE epoch observation values (Epoch: 2025-12-04T07:02:10.124Z)
Latitude
-0.00003°
Longitude
-100.61668°
Altitude
838.342 km
Speed
7.456 km/s
True Right ascension
05h 13m 06s
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
14:59:46
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
920.225 km
Perigee altitude
831.978 km
Semi-major axis
7,254.238 km
Eccentricity
0.00608
Inclination
90.236°
RAAN
78.2772°
Arg. of periapsis
7.1711°
True anomaly
352.94741°
Mean anomaly
353.0326°
Eccentric anomaly
352.99007°
Mean motion
3.51282 °/min
Orbital period
102.48 mins
BSTAR
0.00033563
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2025-12-04 17:54:11.195Z | 44.386° NE | 2025-12-04 17:57:11.195Z | 78.594° E | 17.272° | 2025-12-04 18:01:11.195Z | 122.166° SE |
| 9 mins | 2025-12-04 19:36:11.195Z | 349.851° N | 2025-12-04 19:40:11.195Z | 270.858° WNW | 40.854° | 2025-12-04 19:45:11.195Z | 199.937° SSW |
| 9 mins | 2025-12-05 07:06:11.195Z | 170.635° S | 2025-12-05 07:10:11.195Z | 46.368° ENE | 44.395° | 2025-12-05 07:15:11.195Z | 359.826° N |
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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