COSMOS 256, 3576
Orbit data source: Space-Track
COSMOS 256, 3576 is a payload satellite owned by OKB-10 (CIS) in LEO that was launched on Sat, 30 Nov 1968 UTC via a KOSMOS 11K65M launch vehicle from the Plesetsk Missile And Space Complex (PKMTR). 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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3576 intel report (Beta)
COSMOS 256 details
| Identifier | |
| Orbit | LEO |
| Last TLE update | 15 hours ago |
| Origin | |
| Manufacturer | OKB-10 |
| Mission | Defense Geodetic |
| Bus & Motor | KAUR-1 11F621, Unknown motor |
| Mass | 800 kg wet, 800 kg dry |
| Launch date (UTC) | |
| Launch vehicle | |
| Launch site | |
| Object type | Payload Rocket body Debris |
| Shape & HBR | Sphere + 2 Pan, 17 m |
| Radar Cross Section | 2.011 m², Large (>1 m²) |
Expand to show TLE details & history
TLE from 15 hours ago
0 COSMOS 256
1 03576U 68106A 25002.45390479 .00000188 00000-0 53860-3 0 9994
2 03576 74.0474 166.7230 0034448 276.2110 99.9819 13.16861636695833Epoch: 2025-01-02T10:53Z
Definitive object data (Epoch: 2025-01-02T10:53:37.373Z)
| Latitude | 15.91256° |
| Longitude | -94.36456° |
| Altitude | 1,203.148 km |
| Speed | 7.252 km/s |
| True Right ascension | 11h 25m 29s |
| True Declination | 15° 49' 39" |
| Sunlit | Object was in daylight at TLE epoch |
Visualization TLE readout
| Latitude | 71.32785° |
| Longitude | 22.73807° |
| Altitude | 1,234.693 km |
| Speed | 7.231 km/s |
| Apparent Right ascension | 15h 24m 47s |
| Apparent Declination | 28° 24' 17" |
| Sunlit | Object is in daylight |
Visualization observer readout
| Local Sidereal Time | 01:45:32 |
| Azimuth | 337.178° NNW |
| Elevation | -17.887° |
| Doppler factor | 1 |
Orbital elements
| Apogee altitude | 1,220.574 km |
| Perigee altitude | 1,168.402 km |
| Semi-major axis | 7,572.625 km |
| Eccentricity | 0.0034448 |
| Inclination | 74.0474° |
| RAAN | 166.723° |
| Arg. of periapsis | 276.211° |
| True anomaly | 100.37038° |
| Mean anomaly | 99.9819° |
| Eccentric anomaly | 100.17617° |
| Mean motion | 3.29362 °/min |
| BSTAR | 0.0005386 |
| Orbital period | 109.3 mins |
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Other satellites on launch #106 in the year 1968 (1968-11-30 UTC)
| COSMOS 256, 3576 |
| SL-8 R/B, 3577 |
COSMOS 256 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. |
|---|---|---|---|---|---|---|---|
| 11 mins | 2025-01-03 10:37:13.018Z | 144.125° SSE | 2025-01-03 10:42:13.018Z | 98.043° ESE | 23.52° | 2025-01-03 10:48:13.018Z | 43.355° NE |
| 13 mins | 2025-01-03 12:27:13.018Z | 216.654° SW | 2025-01-03 12:33:13.018Z | 286.168° WNW | 40.455° | 2025-01-03 12:40:13.018Z | 10.862° NNE |
| 8 mins | 2025-01-03 20:13:13.018Z | 20.046° NNE | 2025-01-03 20:16:13.018Z | 47.389° ENE | 17.945° | 2025-01-03 20:21:13.018Z | 91.632° ESE |
| 13 mins | 2025-01-03 22:03:13.018Z | 340.8° N | 2025-01-03 22:09:13.018Z | 227.779° WSW | 44.994° | 2025-01-03 22:16:13.018Z | 163.772° S |
| 6 mins | 2025-01-03 23:57:13.018Z | 290.349° WNW | 2025-01-03 23:59:13.018Z | 273.229° WNW | 14.176° | 2025-01-04 00:03:13.018Z | 240.044° WSW |
Authenticating...
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