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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   25181.73283561 -.00000011  00000-0 -13555-4 0  9992
2 02176  90.2308  74.3423 0064636 137.0634 223.5619 14.04132454 18119
Epoch: 2025-06-30T17:35Z
TLE epoch observation values (Epoch: 2025-06-30T17:35:16.996Z)
Latitude
-0.00004°
Longitude
-108.51693°
Altitude
916.696 km
Speed
7.376 km/s
True Right ascension
04h 57m 22s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
48.31833°
Longitude
-108.7491°
Altitude
883.327 km
Speed
7.417 km/s
Apparent Right ascension
22h 47m 55s
Apparent Declination
65° 05' 33"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
05:25:22
Azimuth
330.671° NNW
Elevation
31.967°
Doppler factor
1
Orbital elements
Apogee altitude
923.383 km
Perigee altitude
829.6 km
Semi-major axis
7,254.629 km
Eccentricity
0.00646
Inclination
90.2308°
RAAN
74.3423°
Arg. of periapsis
137.0634°
True anomaly
Unknown
Mean anomaly
223.5619°
Eccentric anomaly
Unknown
Mean motion
3.51253 °/min
Orbital period
102.49 mins
BSTAR
-0.000013555
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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.
8 mins2025-07-02 04:23:43.452Z30.684° NE2025-07-02 04:27:43.452Z93.35° ESE27.557°2025-07-02 04:31:43.452Z145.26° SSE
7 mins2025-07-02 06:06:43.452Z327.642° NNW2025-07-02 06:09:43.452Z279.842° WNW26.273°2025-07-02 06:13:43.452Z226.41° WSW
6 mins2025-07-02 15:55:43.452Z104.598° ESE2025-07-02 15:57:43.452Z79.36° E18.73°2025-07-02 16:01:43.452Z32.026° NE
9 mins2025-07-02 17:35:43.452Z198.817° SSW2025-07-02 17:39:43.452Z260.652° W38.32°2025-07-02 17:44:43.452Z344.991° N
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