COSMOS 81, 1571
Orbit data source: Space-Track
COSMOS 81, 1571 is a payload satellite owned by OKB-10 (CIS) in LEO that was launched on Fri, 03 Sep 1965 UTC via a KOSMOS 65S3 launch vehicle from the Tyuratam Missile And Space Complex (TTMTR). 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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1571 intel report (Beta)
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Expand to show TLE details & historyLast TLE update: 5 hours ago
TLE from 5 hours ago
0 COSMOS 81
1 1571U 65070B 26066.13116683 -.00000069 00000-0 16959-3 0 9990
2 1571 56.0593 116.2576 0086208 312.1822 75.0543 12.48867077759875TLE epoch observation values (Epoch: 2026-03-07T03:08:52.814Z)
Visualization orbit readout
Visualization observer readout
Orbital elements
Other satellites on launch #70 in the year 1965 (1965-09-03 UTC)
COSMOS 81 Visibility forecast
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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. |
|---|---|---|---|---|---|---|---|
| 15 mins | 2026-03-07 09:05:14.087Z | 296.471° NW | 2026-03-07 09:12:14.087Z | 349.068° N | 26.025° | 2026-03-07 09:20:14.087Z | 50.693° ENE |
| 15 mins | 2026-03-07 11:09:14.087Z | 322.563° NNW | 2026-03-07 11:16:14.087Z | 25.3° NE | 30.821° | 2026-03-07 11:24:14.087Z | 86.156° E |
| 16 mins | 2026-03-07 13:10:14.087Z | 315.416° NNW | 2026-03-07 13:17:14.087Z | 343.593° N | 44.746° | 2026-03-07 13:26:14.087Z | 134.73° SE |
| 13 mins | 2026-03-07 15:11:14.087Z | 290.133° WNW | 2026-03-07 15:17:14.087Z | 244.448° WSW | 23.939° | 2026-03-07 15:24:14.087Z | 192.807° SSW |
| 13 mins | 2026-03-08 04:05:14.087Z | 170.766° S | 2026-03-08 04:11:14.087Z | 116.902° SE | 28.084° | 2026-03-08 04:18:14.087Z | 62.237° ENE |
| 16 mins | 2026-03-08 06:03:14.087Z | 234.529° WSW | 2026-03-08 06:11:14.087Z | 334.301° NNW | 43.735° | 2026-03-08 06:19:14.087Z | 43.106° NE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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