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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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Identifier
2176, 1966-041A
Orbit
LEO
Last TLE update
1 day ago
Origin
Manufacturer
APL
Mission
Defense Navigation
Bus & Motor
TRANSIT 5, Unknown motor
Mass
51 kg wet, 51 kg dry
Launch date (UTC)
1966-05-19 (59 years ago)
Launch vehicle
SCOUT A
Launch site
Air Force Western Test Range (AFWTR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Oct Cyl + 4 Pan + 1 Rod, Unknown HBR
Radar Cross Section
7.565 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 1 day ago
0 OPS 0082 (TRANSIT 13)
1 02176U 66041A   25172.46857955 -.00000031  00000-0 -25406-4 0  9996
2 02176  90.2323  74.1054 0063313 165.9089 194.3878 14.04132919 16812
Epoch: 2025-06-21T11:14Z
TLE epoch observation values (Epoch: 2025-06-21T11:14:45.273Z)
Latitude
0.00002°
Longitude
-4.49036°
Altitude
927.087 km
Speed
7.366 km/s
True Right ascension
04h 56m 25s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
-28.40786°
Longitude
175.41497°
Altitude
858.144 km
Speed
7.439 km/s
Apparent Right ascension
15h 56m 58s
Apparent Declination
-34° 48' 34"
Sunlit
Object is in full shadow
Visualization observer readout
Local Sidereal Time
02:39:34
Azimuth
282.284° WNW
Elevation
-73.832°
Doppler factor
1
Orbital elements
Apogee altitude
922.421 km
Perigee altitude
830.559 km
Semi-major axis
7,254.627 km
Eccentricity
0.00633
Inclination
90.2323°
RAAN
74.1054°
Arg. of periapsis
165.9089°
True anomaly
Unknown
Mean anomaly
194.3878°
Eccentric anomaly
Unknown
Mean motion
3.51253 °/min
Orbital period
102.49 mins
BSTAR
-0.000025406
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OPS 0082 (TRANSIT 13) Visibility forecast

Observer location: undefined°, undefined°

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 mins2025-06-22 16:27:45.404Z114.573° SE2025-06-22 16:31:45.404Z70.118° E17.638°2025-06-22 16:34:45.404Z36.28° NE
10 mins2025-06-22 18:08:45.404Z193.744° SSW2025-06-22 18:13:45.404Z289.853° WNW40.108°2025-06-22 18:18:45.404Z349.009° N
8 mins2025-06-23 04:53:45.404Z31.647° NE2025-06-23 04:57:45.404Z90.329° ESE25.864°2025-06-23 05:01:45.404Z141.837° SSE
7 mins2025-06-23 06:36:45.404Z330.71° NNW2025-06-23 06:39:45.404Z282.304° WNW28.196°2025-06-23 06:43:45.404Z224.555° SW
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