OPS 4988 (GREB 6), 1271
Orbit data source: Space-Track
OPS 4988 (GREB 6), 1271 is an American payload satellite in LEO that was launched on Tue, 09 Mar 1965 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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1271 intel report (Beta)
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OPS 4988 (GREB 6) details
| Identifier | |
| Orbit | LEO |
| Last TLE update | 2 days ago |
| Origin | |
| Manufacturer | NRL |
| Mission | Defense Sigint |
| Bus & Motor | NRL 24", Unknown motor |
| Mass | 48 kg wet, 48 kg dry |
| Launch date (UTC) | |
| Launch vehicle | |
| Launch site | |
| Object type | Payload Rocket body Debris |
| Shape & HBR | Sphere, 0.5 m |
| Radar Cross Section | 0.196 m², Medium (>0.1 m² and < 1m²) |
Expand to show TLE details & history
TLE from 2 days ago
0 OPS 4988 (GREB 6)
1 01271U 65016A 24295.20306017 .00000197 00000-0 18041-3 0 9994
2 01271 70.0821 5.6300 0019045 151.5465 239.2748 13.96473021 34481Epoch: 2024-10-21T04:52Z
Definitive object data (Epoch: 2024-10-21T04:52:24.398Z)
| Latitude | 28.6803° |
| Longitude | -86.23264° |
| Altitude | 916.095 km |
| Speed | 7.393 km/s |
| True Right ascension | 01h 08m 00s |
| True Declination | 28° 32' 20" |
| Sunlit | Object was in full shadow at TLE epoch |
Visualization TLE readout
| Latitude | 27.70853° |
| Longitude | -90.04861° |
| Altitude | 915.731 km |
| Speed | 7.393 km/s |
| Apparent Right ascension | 01h 16m 21s |
| Apparent Declination | -3° 32' 10" |
| Sunlit | Object is in full shadow |
Visualization observer readout
| Local Sidereal Time | 13:47:32 |
| Azimuth | 12.984° NNE |
| Elevation | -52.942° |
| Doppler factor | 1 |
Orbital elements
| Apogee | 917.937 km |
| Perigee | 890.2 km |
| Semi-major axis | 7,282.205 km |
| Eccentricity | 0.0019045 |
| Inclination | 70.0821° |
| RAAN | 5.63° |
| Arg. of periapsis | 151.5465° |
| True anomaly | 239.08742° |
| Mean anomaly | 239.2748° |
| Eccentric anomaly | 239.18109° |
| Mean motion | 3.4926 °/min |
| BSTAR | 0.00018041 |
| Period | 103.08 mins |
No data available
No data available
Other satellites on launch #16 in the year 1965 (1965-03-09 UTC)
| OPS 4988 (GREB 6), 1271 |
| GGSE 2, 1244 |
| GGSE 3, 1292 |
| SOLRAD 7B, 1291 |
| SECOR 3, 1208 |
| OSCAR 3, 1293 |
| SURCAL 2, 1310 (Decayed) |
| PORCUPINE 1, 1272 |
| THOR AGENA D R/B, 1245 |
| OPS 4988 DEB, 12099 |
| GGSE 3 DEB, 44043 |
OPS 4988 (GREB 6) Visibility forecast
Observer location: 39.9160978°, -105.1181434
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. |
|---|---|---|---|---|---|---|---|
| 9 mins | 2024-10-23 04:58:16.361Z | 157.107° SSE | 2024-10-23 05:03:16.361Z | 96.429° ESE | 24.562° | 2024-10-23 05:07:16.361Z | 50.584° ENE |
| 9 mins | 2024-10-23 06:44:16.361Z | 236.843° WSW | 2024-10-23 06:48:16.361Z | 303.417° NW | 35.016° | 2024-10-23 06:53:16.361Z | 10.396° NNE |
| 6 mins | 2024-10-23 14:01:16.361Z | 20.365° NNE | 2024-10-23 14:03:16.361Z | 43.756° NE | 17.034° | 2024-10-23 14:07:16.361Z | 88.296° E |
| 10 mins | 2024-10-23 15:45:16.361Z | 331.964° NNW | 2024-10-23 15:50:16.361Z | 207.331° SW | 43.947° | 2024-10-23 15:55:16.361Z | 163.091° S |