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Oko-2
Oko-2 -

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Class: Early Warning. Nation: USSR. Manufacturer: NPOL.

Missile early warning.


Specification


Oko Chronology


19 September 1972 Cosmos 520 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 4,134 km. Apogee: 36,091 km. Inclination: 68.8 deg.

Covered Oko constellation plane 3 - 355 degree longitude of ascending node.


02 November 1973 Cosmos 606 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 3,411 km. Apogee: 36,941 km. Inclination: 69.0 deg.

Replaced Cosmos 520. Covered Oko constellation plane 3 - 359 degree longitude of ascending node.


29 June 1974 Cosmos 665 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 298 km. Apogee: 39,653 km. Inclination: 61.8 deg.

Covered Oko constellation plane 2 - 315 degree longitude of ascending node.


30 January 1975 Cosmos 706 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 4,977 km. Apogee: 35,365 km. Inclination: 67.8 deg.

Covered Oko constellation planes 7/8 - 182 degree longitude of ascending node.


21 October 1976 Cosmos 862 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 535 km. Apogee: 39,791 km. Inclination: 64.4 deg.

Covered Oko constellation plane 5 - 86 degree longitude of ascending node.


11 April 1977 Cosmos 903 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 2,701 km. Apogee: 37,681 km. Inclination: 67.7 deg.

Covered Oko constellation plane 7 - 163 degree longitude of ascending node.


16 June 1977 Cosmos 917 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 4,196 km. Apogee: 36,143 km. Inclination: 67.6 deg.

Covered Oko constellation plane 9 - 245 degree longitude of ascending node.


20 July 1977 Cosmos 931 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 3,770 km. Apogee: 36,549 km. Inclination: 66.5 deg.

Replaced Cosmos 665. Covered Oko constellation plane 2 - 323 degree longitude of ascending node.


28 June 1978 Cosmos 1024 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 2,030 kg. Perigee: 4,984 km. Apogee: 35,365 km. Inclination: 67.3 deg.

Replaced Cosmos 931. Covered Oko constellation plane 2 - 323 degree longitude of ascending node.


06 September 1978 Cosmos 1030 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 2,030 kg. Perigee: 4,131 km. Apogee: 36,185 km. Inclination: 66.2 deg.

Covered Oko constellation plane 4 - 39 degree longitude of ascending node.


27 June 1979 Cosmos 1109 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 2,030 kg. Perigee: 1,758 km. Apogee: 38,611 km. Inclination: 67.3 deg.

Covered Oko constellation plane 9 - 237 degree longitude of ascending node.


28 August 1979 Cosmos 1124 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 2,030 kg. Perigee: 4,913 km. Apogee: 35,403 km. Inclination: 67.3 deg.

Replaced Cosmos 1030. Covered Oko constellation plane 4 - 36 degree longitude of ascending node.


12 February 1980 Cosmos 1164 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. FAILURE: Fourth stage failure. Mass: 1,890 kg. Perigee: 434 km. Apogee: 40,856 km. Inclination: 62.8 deg.

Left in parking orbit. Decay date suspect Investigation of the upper atmosphere and outer space. Was intended to cover Oko constellation plane 9 - 241 degree longitude of ascending node.


12 April 1980 Cosmos 1172 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,800 kg. Perigee: 1,476 km. Apogee: 38,809 km. Inclination: 64.7 deg.

Replaced Cosmos 1109. Covered Oko constellation plane 9 - 240 degree longitude of ascending node.


14 June 1980 Cosmos 1188 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,800 kg. Perigee: 2,124 km. Apogee: 38,265 km. Inclination: 67.3 deg.

Replaced Cosmos 1024. Covered Oko constellation plane 2 - 319 degree longitude of ascending node.


02 July 1980 Cosmos 1191 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,800 kg. Perigee: 5,403 km. Apogee: 34,907 km. Inclination: 67.5 deg.

Replaced Cosmos 1124. Covered Oko constellation plane 4 - 39 degree longitude of ascending node.


24 October 1980 Cosmos 1217 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,800 kg. Perigee: 2,007 km. Apogee: 38,306 km. Inclination: 67.0 deg.

Replaced Cosmos 1188. Covered Oko constellation plane 2 - 316 degree longitude of ascending node.


28 November 1980 Cosmos 1223 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,800 kg. Perigee: 5,517 km. Apogee: 34,854 km. Inclination: 68.3 deg.

Replaced Cosmos 903. Covered Oko constellation planes 7/8 - 177 degree longitude of ascending node.


19 February 1981 Cosmos 1247 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 4,493 km. Apogee: 35,529 km. Inclination: 67.2 deg.

Covered Oko constellation plane 5 - 77 degree longitude of ascending node. First space launch from LC16/2, which had been cannabalised in the 1960's to reconstruct LC31 at Baikonur after the on-pad explosion of the second Soyuz in December 1966.


31 March 1981 Cosmos 1261 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 4,742 km. Apogee: 35,583 km. Inclination: 67.2 deg.

Covered Oko constellation plane 6 - 115 degree longitude of ascending node.


19 June 1981 Cosmos 1278 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 2,452 km. Apogee: 37,962 km. Inclination: 67.0 deg.

Covered Oko constellation plane 3 - 357 degree longitude of ascending node.


04 August 1981 Cosmos 1285 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 4,721 km. Apogee: 36,086 km. Inclination: 67.2 deg.

Replaced Cosmos 1261. Covered Oko constellation plane 6 - 116 degree longitude of ascending node.


01 November 1981 Cosmos 1317 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 5,425 km. Apogee: 34,987 km. Inclination: 68.3 deg.

Covered Oko constellation plane 8 - 196 degree longitude of ascending node.


03 March 1982 Cosmos 1341 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 4,229 km. Apogee: 36,092 km. Inclination: 67.5 deg.

Replaced Cosmos 1247. Covered Oko constellation plane 5 - 79 degree longitude of ascending node.


08 April 1982 Cosmos 1348 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 5,269 km. Apogee: 35,126 km. Inclination: 68.4 deg.

Replaced Cosmos 1172. Covered Oko constellation plane 9 - 236 degree longitude of ascending node.


20 May 1982 Cosmos 1367 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 4,640 km. Apogee: 35,764 km. Inclination: 67.9 deg.

Covered Oko constellation plane 1 - 276 degree longitude of ascending node.


25 June 1982 Cosmos 1382 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 5,465 km. Apogee: 34,865 km. Inclination: 68.0 deg.

Replaced Cosmos 1223. Covered Oko constellation plane 7 - 154 degree longitude of ascending node.


22 September 1982 Cosmos 1409 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 3,715 km. Apogee: 36,670 km. Inclination: 66.7 deg.

Replaced Cosmos 1217. Covered Oko constellation plane 2 - 317 degree longitude of ascending node.


25 April 1983 Cosmos 1456 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 1,871 km. Apogee: 38,464 km. Inclination: 66.6 deg.

Replaced Cosmos 1191. Covered Oko constellation plane 4 - 37 degree longitude of ascending node.


08 July 1983 Cosmos 1481 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 2,912 km. Apogee: 36,924 km. Inclination: 67.3 deg.


Oko EW satelliteOko EW satellite - Early Warning satellite placed in Molniya high-apogee orbits.

Credit: © Mark Wade. 5,905 bytes. 129 x 160 pixels.


Intended to replace Cosmos 1285; last stage exploded. Was intended to cover Oko constellation plane 6 - 118 degree longitude of ascending node.
28 December 1983 Cosmos 1518 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 2,019 km. Apogee: 38,145 km. Inclination: 66.9 deg.

Replaced Cosmos 1341. Covered Oko constellation plane 5 - 72 degree longitude of ascending node.


06 March 1984 Cosmos 1541 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 4,325 km. Apogee: 36,014 km. Inclination: 67.3 deg.

Replaced Cosmos 1278. Covered Oko constellation plane 3 - 355 degree longitude of ascending node.


04 April 1984 Cosmos 1547 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 3,819 km. Apogee: 36,507 km. Inclination: 67.5 deg.

Replaced Cosmos 1382. Covered Oko constellation plane 7 - 154 degree longitude of ascending node.


06 June 1984 Cosmos 1569 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 2,729 km. Apogee: 37,578 km. Inclination: 66.1 deg.

Replaced Cosmos 1518. Covered Oko constellation plane 5 - 74 degree longitude of ascending node.


04 July 1984 Cosmos 1581 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 4,498 km. Apogee: 36,014 km. Inclination: 67.8 deg.

Replaced Cosmos 1317. Covered Oko constellation plane 8 - 194 degree longitude of ascending node.


02 August 1984 Cosmos 1586 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 3,607 km. Apogee: 36,751 km. Inclination: 66.4 deg.

Replaced Cosmos 1456. Covered Oko constellation plane 4 - 35 degree longitude of ascending node.


07 September 1984 Cosmos 1596 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,800 kg. Perigee: 4,503 km. Apogee: 35,908 km. Inclination: 67.8 deg.

Replaced Cosmos 1348. Covered Oko constellation plane 9 - 238 degree longitude of ascending node.


04 October 1984 Cosmos 1604 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,800 kg. Perigee: 4,359 km. Apogee: 36,050 km. Inclination: 67.9 deg.

Replaced Cosmos 1367. Covered Oko constellation plane 1 - 274 degree longitude of ascending node.


11 June 1985 Cosmos 1658 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 3,366 km. Apogee: 36,933 km. Inclination: 65.6 deg.

Replaced Cosmos 1481. Covered Oko constellation plane 6 - 114 degree longitude of ascending node.


18 June 1985 Cosmos 1661 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 4,148 km. Apogee: 36,253 km. Inclination: 67.4 deg.

Covered Oko constellation plane 1 - 275 degree longitude of ascending node.


12 August 1985 Cosmos 1675 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 3,363 km. Apogee: 36,967 km. Inclination: 67.4 deg.

Replaced Cosmos 1581. Covered Oko constellation plane 8 - 195 degree longitude of ascending node.


24 September 1985 Cosmos 1684 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 4,233 km. Apogee: 36,160 km. Inclination: 66.3 deg.

Replaced Cosmos 1586. Covered Oko constellation plane 4 - 35 degree longitude of ascending node.


30 September 1985 Cosmos 1687 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 4,160 km. Apogee: 36,187 km. Inclination: 67.7 deg.

Replaced Cosmos 1401. Covered Oko constellation plane 2 - 314 degree longitude of ascending node.


22 October 1985 Cosmos 1698 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 4,050 km. Apogee: 36,297 km. Inclination: 67.2 deg.

Replaced Cosmos 1541. Covered Oko constellation plane 3 - 351 degree longitude of ascending node.


09 November 1985 Cosmos 1701 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 3,375 km. Apogee: 36,974 km. Inclination: 67.2 deg.

Replaced Cosmos 1675. Covered Oko constellation plane 8 - 192 degree longitude of ascending node.


01 February 1986 Cosmos 1729 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 3,887 km. Apogee: 36,460 km. Inclination: 65.7 deg.

Replaced Cosmos 1569. Covered Oko constellation plane 5 - 75 degree longitude of ascending node.


05 July 1986 Cosmos 1761 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,800 kg. Perigee: 3,922 km. Apogee: 36,468 km. Inclination: 67.1 deg.

Replaced Cosmos 1698. Covered Oko constellation plane 3 - 354 degree longitude of ascending node.


28 August 1986 Cosmos 1774 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,800 kg. Perigee: 3,405 km. Apogee: 36,998 km. Inclination: 65.0 deg.

Replaced Cosmos 1547. Covered Oko constellation plane 7 - 156 degree longitude of ascending node.


03 October 1986 Cosmos 1783 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. FAILURE: Fourth stage failure. Mass: 1,800 kg. Perigee: 1,365 km. Apogee: 19,280 km. Inclination: 64.0 deg.

Unusable orbit. Was intended to cover Oko constellation plane 1 - 272 degree longitude of ascending node.


15 October 1986 Cosmos 1785 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,800 kg. Perigee: 3,408 km. Apogee: 37,013 km. Inclination: 67.0 deg.

Replaced Cosmos 1596. Covered Oko constellation plane 9 - 233 degree longitude of ascending node.


20 November 1986 Cosmos 1793 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,800 kg. Perigee: 3,455 km. Apogee: 36,922 km. Inclination: 67.2 deg.

Replaced Cosmos 1687. Covered Oko constellation plane 2 - 313 degree longitude of ascending node.


12 December 1986 Cosmos 1806 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,800 kg. Perigee: 3,899 km. Apogee: 36,479 km. Inclination: 65.4 deg.

Replaced Cosmos 1729. Covered Oko constellation plane 5 - 73 degree longitude of ascending node.


04 June 1987 Cosmos 1849 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,800 kg. Perigee: 3,104 km. Apogee: 37,311 km. Inclination: 67.1 deg.

Covered Oko constellation plane 1 - 274 degree longitude of ascending node.


12 June 1987 Cosmos 1851 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,800 kg. Perigee: 3,471 km. Apogee: 36,915 km. Inclination: 65.0 deg.

Covered Oko constellation plane 6 - 113 degree longitude of ascending node.


22 December 1987 Cosmos 1903 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 2,873 km. Apogee: 37,478 km. Inclination: 63.5 deg.

Covered Oko constellation plane 8 - 196 degree longitude of ascending node.


26 February 1988 Cosmos 1922 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,800 kg. Perigee: 3,470 km. Apogee: 36,878 km. Inclination: 65.6 deg.

Covered Oko constellation plane 5 - 75 degree longitude of ascending node.


30 August 1988 Cosmos 1966 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 2,436 km. Apogee: 37,970 km. Inclination: 67.2 deg.

Covered Oko constellation plane 3 - 355 degree longitude of ascending node.


04 October 1988 Cosmos 1974 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 3,074 km. Apogee: 37,320 km. Inclination: 64.1 deg.

Covered Oko constellation plane 7 - 157 degree longitude of ascending node.


25 October 1988 Cosmos 1977 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,250 kg. Perigee: 3,263 km. Apogee: 37,085 km. Inclination: 64.7 deg.

Covered Oko constellation plane 6 - 116 degree longitude of ascending node.


14 February 1989 Cosmos 2001 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,900 kg. Perigee: 2,437 km. Apogee: 37,977 km. Inclination: 66.5 deg.

Covered Oko constellation plane 4 - 32 degree longitude of ascending node.


23 November 1989 Cosmos 2050 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,900 kg. Perigee: 2,273 km. Apogee: 38,112 km. Inclination: 62.7 deg.

Covered Oko constellation plane 9 - 233 degree longitude of ascending node.


27 March 1990 Cosmos 2063 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,900 kg. Perigee: 1,706 km. Apogee: 38,633 km. Inclination: 63.8 deg.

Covered Oko constellation plane 2 - 317 degree longitude of ascending node.


28 April 1990 Cosmos 2076 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,900 kg. Perigee: 1,673 km. Apogee: 38,648 km. Inclination: 63.1 deg.

Covered Oko constellation plane 1 - 277 degree longitude of ascending node.


22 June 1990 Cosmos 2084 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. FAILURE: Fourth stage failure. Mass: 1,800 kg. Perigee: 551 km. Apogee: 747 km. Inclination: 62.8 deg.

Launched into an erroneous orbit. There was no communication with the satellite. Covered Oko constellation plane 6 - 115 degree longitude of ascending node.


25 July 1990 Cosmos 2087 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,900 kg. Perigee: 2,108 km. Apogee: 38,206 km. Inclination: 65.5 deg.

Replaced Cosmos 2084. Covered Oko constellation plane 6 - 117 degree longitude of ascending node.


28 August 1990 Cosmos 2097 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,900 kg. Perigee: 1,528 km. Apogee: 38,828 km. Inclination: 64.8 deg.

Covered Oko constellation plane 3 - 357 degree longitude of ascending node.


20 November 1990 Cosmos 2105 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,900 kg. Perigee: 1,513 km. Apogee: 38,803 km. Inclination: 65.3 deg.

Covered Oko constellation planes 3/4 - 12 degree longitude of ascending node.


24 January 1992 Cosmos 2176 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,900 kg. Perigee: 1,213 km. Apogee: 39,136 km. Inclination: 65.0 deg.

Covered Oko constellation plane 6 - 119 degree longitude of ascending node.


08 July 1992 Cosmos 2196 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,900 kg. Perigee: 956 km. Apogee: 39,380 km. Inclination: 64.1 deg.

Covered Oko constellation plane 5 - 75 degree longitude of ascending node.


21 October 1992 Cosmos 2217 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,900 kg. Perigee: 1,174 km. Apogee: 39,193 km. Inclination: 63.7 deg.

Covered Oko constellation plane 8 - 201 degree longitude of ascending node.


25 November 1992 Cosmos 2222 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,900 kg. Perigee: 1,172 km. Apogee: 39,195 km. Inclination: 62.9 deg.

Covered Oko constellation plane 1 - 270 degree longitude of ascending node.


26 January 1993 Cosmos 2232 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,900 kg. Perigee: 786 km. Apogee: 39,557 km. Inclination: 62.9 deg.

Covered Oko constellation plane 4 - 34 degree longitude of ascending node.


06 April 1993 Cosmos 2241 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,900 kg. Perigee: 832 km. Apogee: 39,520 km. Inclination: 63.6 deg.

Covered Oko constellation plane 7 - 161 degree longitude of ascending node.


10 August 1993 Cosmos 2261 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,900 kg. Perigee: 690 km. Apogee: 39,674 km. Inclination: 63.0 deg.

Covered Oko constellation plane 9 - 235 degree longitude of ascending node.


05 August 1994 Cosmos 2286 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,900 kg. Perigee: 747 km. Apogee: 39,608 km. Inclination: 63.4 deg.

Covered Oko constellation plane 5 - 78 degree longitude of ascending node.


24 May 1995 Cosmos 2312 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Mass: 1,900 kg. Perigee: 938 km. Apogee: 39,416 km. Inclination: 63.2 deg.

Covered Oko constellation planes 2/3 - 332 degree longitude of ascending node.


10 January 1997 Oko launch abort Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M.

Oko launch aborted at moment of engine ignition. Spacecraft was intended to cover Oko constellation planes 8/9 - 209 degree longitude of ascending node.


09 April 1997 Cosmos 2340 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Perigee: 823 km. Apogee: 39,522 km. Inclination: 63.3 deg.

Covered Oko constellation planes 8/9 - 217 degree longitude of ascending node.


14 May 1997 Cosmos 2342 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Perigee: 925 km. Apogee: 39,426 km. Inclination: 63.0 deg.

Covered Oko constellation planes 6/7 - 129 degree longitude of ascending node.


07 May 1998 Cosmos 2351 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Perigee: 620 km. Apogee: 39,720 km. Inclination: 63.0 deg.
27 December 1999 Cosmos 2368 Launch Site: Plesetsk . Launch Vehicle: Molniya 8K78M. Perigee: 551 km. Apogee: 39,138 km. Inclination: 62.9 deg.

Early warning satellite, carrying a large telescope to monitor missile launches. The payload and fourth stage were placed in an initial 229 km x 523 km x 62.8 deg orbit; the fourth stage (Block-2BL) fired over South America on the first orbit and delivered the payload to its 12-hour final orbit.



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Last update 12 March 2001.
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© Mark Wade, 2001 .