OPS 1920, 2481
Orbit data source: Space-Track
OPS 1920, 2481 is a payload satellite owned by USAF SSD (US) in LEO that was launched on Wed, 05 Oct 1966 UTC via an ATLAS SLV-3 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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2481 intel report (Beta)
OPS 1920 details
| Identifier | |
| Orbit | LEO |
| Last TLE update | 1 day ago |
| Origin | |
| Manufacturer | LMSC |
| Mission | Defense Early Warn |
| Bus & Motor | MIDAS, Unknown motor |
| Mass | ~2,000 kg wet, ~1,000 kg dry |
| Launch date (UTC) | |
| Launch vehicle | |
| Launch site | |
| Object type | Payload Rocket body Debris |
| Shape & HBR | Cone + Cyl + 2 Pan, 3 m |
| Radar Cross Section | 4.418 m², Large (>1 m²) |
Expand to show TLE details & history
TLE from 1 day ago
0 OPS 1920
1 02481U 66089A 25001.56759675 .00000004 00000-0 12707-2 0 9995
2 02481 89.8098 34.6192 0032901 131.6627 228.7048 8.59253996827009Epoch: 2025-01-01T13:37Z
Definitive object data (Epoch: 2025-01-01T13:37:20.359Z)
| Latitude | -0.00004° |
| Longitude | 88.82535° |
| Altitude | 3,715.001 km |
| Speed | 6.278 km/s |
| True Right ascension | 02h 18m 28s |
| True Declination | 0° 00' 00" |
| Sunlit | Object was in daylight at TLE epoch |
Visualization TLE readout
| Latitude | -67.92948° |
| Longitude | 88.34966° |
| Altitude | 3,747.944 km |
| Speed | 6.266 km/s |
| Apparent Right ascension | 05h 22m 30s |
| Apparent Declination | -63° 35' 47" |
| Sunlit | Object is in daylight |
Visualization observer readout
| Local Sidereal Time | 19:39:55 |
| Azimuth | 150.931° SSE |
| Elevation | -58.905° |
| Doppler factor | 1 |
Orbital elements
| Apogee altitude | 3,721.83 km |
| Perigee altitude | 3,655.588 km |
| Semi-major axis | 10,066.846 km |
| Eccentricity | 0.0032901 |
| Inclination | 89.8098° |
| RAAN | 34.6192° |
| Arg. of periapsis | 131.6627° |
| True anomaly | 228.42231° |
| Mean anomaly | 228.7048° |
| Eccentric anomaly | 228.56348° |
| Mean motion | 2.14883 °/min |
| BSTAR | 0.0012707 |
| Orbital period | 167.53 mins |
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Other satellites on launch #89 in the year 1966 (1966-10-05 UTC)
| OPS 1920, 2481 |
| SECOR 8 (EGRS 8), 2520 |
OPS 1920 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. |
|---|---|---|---|---|---|---|---|
| 23 mins | 2025-01-02 23:21:35.728Z | 94.015° ESE | 2025-01-02 23:32:35.728Z | 55.839° ENE | 20.321° | 2025-01-02 23:44:35.728Z | 13.825° NNE |
| 36 mins | 2025-01-03 01:57:35.728Z | 168.089° S | 2025-01-03 02:15:35.728Z | 72.513° E | 44.812° | 2025-01-03 02:33:35.728Z | 359.814° N |
| 28 mins | 2025-01-03 04:51:35.728Z | 242.815° WSW | 2025-01-03 05:05:35.728Z | 294.509° NW | 23.665° | 2025-01-03 05:19:35.728Z | 345.205° N |
| 23 mins | 2025-01-03 11:09:35.728Z | 20.536° NNE | 2025-01-03 11:21:35.728Z | 63.293° ENE | 18.644° | 2025-01-03 11:32:35.728Z | 102.129° ESE |
| 36 mins | 2025-01-03 13:54:35.728Z | 2.226° NNE | 2025-01-03 14:12:35.728Z | 105.687° ESE | 44.813° | 2025-01-03 14:30:35.728Z | 182.186° SSW |
| 26 mins | 2025-01-03 16:43:35.728Z | 346.306° N | 2025-01-03 16:55:35.728Z | 302.025° NW | 24.697° | 2025-01-03 17:09:35.728Z | 251.752° W |
Authenticating...
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