COSMOS 203, 3129
Orbit data source: Space-Track
COSMOS 203, 3129 is a payload satellite owned by OKB-10 (CIS) in LEO that was launched on Tue, 20 Feb 1968 UTC via a KOSMOS 11K65M launch vehicle from the Plesetsk Missile And Space Complex (PKMTR). 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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3129 intel report (Beta)
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Expand to show TLE details & historyLast TLE update: 8 hours ago
TLE from 8 hours ago
0 COSMOS 203
1 03129U 68011A 26175.19610306 -.00000103 00000-0 -21473-3 0 9994
2 03129 74.0525 83.1825 0012977 277.4208 195.1753 13.18304646806903TLE epoch observation values (Epoch: 2026-06-24T04:42:23.304Z)
Visualization orbit readout
Visualization observer readout
Orbital elements
Other satellites on launch #11 in the year 1968 (1968-02-20 UTC)
COSMOS 203 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. |
|---|---|---|---|---|---|---|---|
| 13 mins | 2026-06-24 18:48:15.817Z | 185.343° SSW | 2026-06-24 18:54:15.817Z | 129.822° SE | 42.777° | 2026-06-24 19:01:15.817Z | 24.54° NE |
| 10 mins | 2026-06-24 20:42:15.817Z | 260.647° W | 2026-06-24 20:47:15.817Z | 310.386° NW | 21.876° | 2026-06-24 20:52:15.817Z | 354.711° N |
| 12 mins | 2026-06-25 04:24:15.817Z | 358.642° N | 2026-06-25 04:29:15.817Z | 56.347° ENE | 35.017° | 2026-06-25 04:36:15.817Z | 134.069° SE |
| 10 mins | 2026-06-25 06:16:15.817Z | 313.958° NW | 2026-06-25 06:21:15.817Z | 254.314° W | 29.296° | 2026-06-25 06:26:15.817Z | 204.837° SW |
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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