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OPS 5712 (P/L 153), 2874

Orbit data source: Space-Track

OPS 5712 (P/L 153), 2874 is an American payload satellite in LEO that was launched on Wed, 31 May 1967 UTC via a THOR SLV-2 AGENA D launch vehicle from the Air Force Western Test Range (AFWTR). Payloads include a variety of satellites, spacecraft, and rockets 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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OPS 5712 (P/L 153) details
Identifier
2874, 1967-053H
Orbit
LEO
Last TLE update10 hours ago
Origin
Flag of USNRO/NRL (US)
ManufacturerNRL
MissionOperational Defense Sigint
Bus & MotorNRL MULTI, Unknown motor
Mass77 kg wet, 77 kg dry
Launch date (UTC)
1967-05-31 (58 years ago)
Launch vehicle
THOR SLV-2 AGENA D
Launch site
Air Force Western Test Range (AFWTR)
Object type
Payload
Rocket body
Debris
Shape & HBREll + 1 Ant, 18 m
Radar Cross Section1.399 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 10 hours ago
0 OPS 5712 (P/L 153)
1  2874U 67053H   25045.23157211  .00000110  00000-0  11758-3 0  9997
2  2874  69.9727  81.1104 0004675 124.0124 236.1426 13.96711829939129
Epoch: 2025-02-14T05:33Z
Definitive object data (Epoch: 2025-02-14T05:33:27.83Z)
Latitude-0.00006°
Longitude-146.75188°
Altitude909.413 km
Speed7.397 km/s
True Right ascension05h 24m 26s
True Declination0° 00' 00"
Sunlit
Object was in daylight at TLE epoch
Visualization TLE readout
Latitude-33.74886°
Longitude-161.67772°
Altitude920.485 km
Speed7.389 km/s
Apparent Right ascension05h 16m 31s
Apparent Declination-37° 20' 15"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time18:21:02
Azimuth83.568° E
Elevation-77.156°
Doppler factor1
Orbital elements
Apogee altitude906.653 km
Perigee altitude899.845 km
Semi-major axis7,281.386 km
Eccentricity0.0004675
Inclination69.9727°
RAAN81.1104°
Arg. of periapsis124.0124°
True anomaly236.09813°
Mean anomaly236.1426°
Eccentric anomaly236.12036°
Mean motion3.49319 °/min
BSTAR0.00011758
Orbital period103.06 mins
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OPS 5712 (P/L 153) 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.
6 mins2025-02-15 02:18:52.260Z134.974° SE2025-02-15 02:21:52.260Z100.953° ESE17.661°2025-02-15 02:24:52.260Z66.557° ENE
9 mins2025-02-15 04:02:52.260Z220.64° SW2025-02-15 04:06:52.260Z295.524° NW41.766°2025-02-15 04:11:52.260Z16.531° NNE
10 mins2025-02-15 13:03:52.260Z340.076° N2025-02-15 13:08:52.260Z85.76° E43.895°2025-02-15 13:13:52.260Z149.553° SSE
4 mins2025-02-15 14:51:52.260Z279.285° WNW2025-02-15 14:53:52.260Z256.732° W14.505°2025-02-15 14:55:52.260Z235.358° WSW
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