1982 September 16 - 04:55 GMT - Launch Vehicle: Tsiklon. Cosmos 1408 Mass: 2,200 kg (4,800 lb). Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 587 km (364 mi). Apogee: 617 km (383 mi). Inclination: 82.60 deg. Period: 96.70 min. Replaced Cosmos 1378.

1983 April 23 - 14:30 GMT - Launch Vehicle: Tsiklon. Cosmos 1455 Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 592 km (367 mi). Apogee: 617 km (383 mi). Inclination: 82.50 deg. Period: 96.80 min.

1983 June 22 - 23:58 GMT - Launch Vehicle: Tsiklon. Cosmos 1470 Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 596 km (370 mi). Apogee: 626 km (388 mi). Inclination: 82.50 deg. Period: 96.90 min.

1983 December 15 - 12:25 GMT - Launch Vehicle: Tsiklon. Cosmos 1515 Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 595 km (369 mi). Apogee: 620 km (380 mi). Inclination: 82.50 deg. Period: 96.90 min.

1984 February 8 - 09:23 GMT - Launch Vehicle: Tsiklon. Cosmos 1536 Mass: 2,200 kg (4,800 lb). Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 602 km (374 mi). Apogee: 631 km (392 mi). Inclination: 82.50 deg. Period: 97.00 min.

1984 March 15 - 17:05 GMT - Launch Vehicle: Tsiklon. Cosmos 1544 Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 591 km (367 mi). Apogee: 618 km (384 mi). Inclination: 82.50 deg. Period: 96.80 min.

1984 July 5 - 03:35 GMT - Launch Vehicle: Tsiklon. Meteor 2-11 Mass: 2,750 kg (6,060 lb). Spacecraft: Meteor-2. Agency: MO SSSR. Perigee: 938 km (582 mi). Apogee: 957 km (594 mi). Inclination: 82.50 deg. Period: 104.00 min. Gathering meteorological information and data on penetrating radiation fluxes in circumterrestrial space. Tested some equipment for the Meteor-3 spacecraft.

1984 October 18 - 17:46 GMT - Launch Vehicle: Tsiklon. Cosmos 1606 Mass: 2,000 kg (4,400 lb). Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 592 km (367 mi). Apogee: 623 km (387 mi). Inclination: 82.50 deg. Period: 96.90 min. Replaced Cosmos 1455.

1985 January 15 - 14:50 GMT - Launch Vehicle: Tsiklon. Cosmos 1617 Mass: 220 kg (480 lb). Spacecraft: Strela-3. Agency: MO SSSR. Perigee: 1,413 km (877 mi). Apogee: 1,414 km (878 mi). Inclination: 82.60 deg. Period: 114.10 min. First launch of new Strela-3 store-dump military communications satellite. Six Strelas are put into medium earth orbits with each launch. In the first two launches, four of the satellites are mass-model mockups.

1985 January 24 - 16:45 GMT - Launch Vehicle: Tsiklon. Cosmos 1626 Mass: 2,200 kg (4,800 lb). Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 590 km (360 mi). Apogee: 618 km (384 mi). Inclination: 82.50 deg. Period: 96.80 min. Replaced Cosmos 1408.

1985 February 6 - 21:45 GMT - Launch Vehicle: Tsiklon. Meteor 2-12 Mass: 2,750 kg (6,060 lb). Spacecraft: Meteor-2. Agency: MO SSSR. Perigee: 932 km (579 mi). Apogee: 958 km (595 mi). Inclination: 82.50 deg. Period: 104.00 min. Gathering meteorological information and data on penetrating radiation fluxes in circumterrestrial space.

1985 March 5 - 15:39 GMT - Launch Vehicle: Tsiklon. Cosmos 1633 Mass: 2,200 kg (4,800 lb). Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 595 km (369 mi). Apogee: 613 km (380 mi). Inclination: 82.50 deg. Period: 96.80 min. Replaced Cosmos 1470.

1985 July 8 - 23:40 GMT - Launch Vehicle: Tsiklon. Cosmos 1666 Mass: 1,500 kg (3,300 lb). Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 595 km (369 mi). Apogee: 622 km (386 mi). Inclination: 82.50 deg. Period: 96.90 min.

1985 August 8 - 11:49 GMT - Launch Vehicle: Tsiklon. Cosmos 1674 Mass: 1,500 kg (3,300 lb). Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 594 km (369 mi). Apogee: 620 km (380 mi). Inclination: 82.50 deg. Period: 96.80 min. Replaced Cosmos 1536.

1985 October 9 - 21:35 GMT - Launch Vehicle: Tsiklon. Cosmos 1690 Mass: 220 kg (480 lb). Spacecraft: Strela-3. Agency: MO SSSR. Perigee: 1,381 km (858 mi). Apogee: 1,417 km (880 mi). Inclination: 82.60 deg. Period: 113.80 min. Military store-dump communications satellite. Six satellites launched by a single carrier rocket.

1985 October 24 - 02:30 GMT - Launch Vehicle: Tsiklon. Meteor 3-01 Mass: 2,150 kg (4,730 lb). Spacecraft: Meteor-3. Agency: MO SSSR. Perigee: 1,182 km (734 mi). Apogee: 1,210 km (750 mi). Inclination: 82.60 deg. Period: 109.30 min. First successful launch of new Meteor-3 spacecraft. Further improvement of the meteorological system using artificial earth satellite, including development of informational and measurement apparatus and remote sensing methods.

1985 November 22 - 22:20 GMT - Launch Vehicle: Tsiklon. Cosmos 1703 Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 596 km (370 mi). Apogee: 621 km (385 mi). Inclination: 82.50 deg. Period: 96.90 min. Replaced Cosmos 1674.

1985 December 12 - 15:51 GMT - Launch Vehicle: Tsiklon. Cosmos 1707 Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 596 km (370 mi). Apogee: 623 km (387 mi). Inclination: 82.50 deg. Period: 96.90 min. Replaced Cosmos 1515.

1985 December 26 - 01:50 GMT - Launch Vehicle: Tsiklon. Meteor 2-13 Mass: 2,750 kg (6,060 lb). Spacecraft: Meteor-2. Agency: MO SSSR. Perigee: 936 km (581 mi). Apogee: 957 km (594 mi). Inclination: 82.50 deg. Period: 104.00 min. Gathering meteorological information and data on penetrating radiation fluxes in circumterrestrial space.

1986 January 17 - 07:21 GMT - Launch Vehicle: Tsiklon. Cosmos 1726 Mass: 2,000 kg (4,400 lb). Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 590 km (360 mi). Apogee: 618 km (384 mi). Inclination: 82.50 deg. Period: 96.80 min.

1986 February 19 - 23:04 GMT - Launch Vehicle: Tsiklon. Cosmos 1733 Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 594 km (369 mi). Apogee: 618 km (384 mi). Inclination: 82.50 deg. Period: 96.80 min. Replaced Cosmos 1544.

1986 May 15 - 04:26 GMT - Launch Vehicle: Tsiklon. Cosmos 1743 Mass: 1,600 kg (3,500 lb). Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 594 km (369 mi). Apogee: 623 km (387 mi). Inclination: 82.60 deg. Period: 96.90 min. Replaced Cosmos 1626.

1986 May 27 - 09:30 GMT - Launch Vehicle: Tsiklon. Meteor 2-14 Mass: 2,750 kg (6,060 lb). Spacecraft: Meteor-2. Agency: MO SSSR. Perigee: 937 km (582 mi). Apogee: 956 km (594 mi). Inclination: 82.50 deg. Period: 104.00 min. Gathering meteorological information and data on penetrating radiation fluxes in circumterrestrial space.

1986 June 12 - 04:43 GMT - Launch Vehicle: Tsiklon. Cosmos 1758 Mass: 1,600 kg (3,500 lb). Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 603 km (374 mi). Apogee: 636 km (395 mi). Inclination: 82.50 deg. Period: 97.10 min. Replaced Cosmos 1666.

1986 September 30 - 18:34 GMT - Launch Vehicle: Tsiklon. Cosmos 1782 Mass: 1,400 kg (3,000 lb). Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 605 km (375 mi). Apogee: 628 km (390 mi). Inclination: 82.50 deg. Period: 97.00 min.

1986 October 15 - Launch Vehicle: Tsiklon. FAILURE: First-stage failure as a result of leakage of the tank pressurization system. Strela-3 Nos. 5 to 10 Mass: 1,320 kg (2,910 lb). Spacecraft: Strela-3. Agency: UNKS. First attempted launch of full load of Strela-3 military store-dump communications satellite fails to reach orbit.

1986 December 10 - 07:30 GMT - Launch Vehicle: Tsiklon. Cosmos 1805 Mass: 1,400 kg (3,000 lb). Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 598 km (371 mi). Apogee: 622 km (386 mi). Inclination: 82.50 deg. Period: 96.90 min.

1986 December 18 - 08:00 GMT - Launch Vehicle: Tsiklon. Cosmos 1809 Mass: 700 kg (1,540 lb). Spacecraft: AUOS. Agency: MOM. Perigee: 941 km (584 mi). Apogee: 961 km (597 mi). Inclination: 82.50 deg. Period: 104.10 min. Development of research apparatus and methods of remote sensing and monitoring of the Earth's ionosphere, and also study of the propagation of radio waves in the ionosphere.

1987 January 5 - 01:20 GMT - Launch Vehicle: Tsiklon. Meteor 2-15 Mass: 2,750 kg (6,060 lb). Spacecraft: Meteor-2. Agency: MO SSSR. Perigee: 939 km (583 mi). Apogee: 956 km (594 mi). Inclination: 82.50 deg. Period: 104.00 min. Gathering meteorological information and data on penetrating radiation fluxes in circumterrestrial space.

1987 January 14 - 09:05 GMT - Launch Vehicle: Tsiklon. Cosmos 1812 Mass: 1,600 kg (3,500 lb). Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 598 km (371 mi). Apogee: 622 km (386 mi). Inclination: 82.50 deg. Period: 96.90 min. Ocean surveillance.

1987 March 3 - 15:03 GMT - Launch Vehicle: Tsiklon. Cosmos 1825 Mass: 1,600 kg (3,500 lb). Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 594 km (369 mi). Apogee: 621 km (385 mi). Inclination: 82.50 deg. Period: 96.80 min. Ocean surveillance.

1987 March 13 - 13:11 GMT - Launch Vehicle: Tsiklon. Cosmos 1827 Mass: 220 kg (480 lb). Spacecraft: Strela-3. Agency: MO SSSR. Perigee: 1,396 km (867 mi). Apogee: 1,411 km (876 mi). Inclination: 82.60 deg. Period: 113.90 min. First fully operational Strela-3 launch. Military store-dump communications satellite. Six satellites launched by a single carrier rocket.

1987 April 27 - 00:00 GMT - Launch Vehicle: Tsiklon. Cosmos 1842 Mass: 1,600 kg (3,500 lb). Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 602 km (374 mi). Apogee: 628 km (390 mi). Inclination: 82.50 deg. Period: 97.00 min.

1987 July 1 - 19:35 GMT - Launch Vehicle: Tsiklon. Cosmos 1862 Mass: 1,600 kg (3,500 lb). Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 602 km (374 mi). Apogee: 636 km (395 mi). Inclination: 82.50 deg. Period: 97.10 min.

1987 August 18 - 02:27 GMT - Launch Vehicle: Tsiklon. Meteor 2-16 Mass: 2,750 kg (6,060 lb). Spacecraft: Meteor-2. Agency: MO SSSR. Perigee: 939 km (583 mi). Apogee: 958 km (595 mi). Inclination: 82.60 deg. Period: 104.00 min. Gathering meteorological information and data on penetrating radiation fluxes in circumterrestrial space.

1987 September 7 - 23:50 GMT - Launch Vehicle: Tsiklon. Cosmos 1875 Mass: 220 kg (480 lb). Spacecraft: Strela-3. Agency: MO SSSR. Perigee: 1,387 km (861 mi). Apogee: 1,408 km (874 mi). Inclination: 82.60 deg. Period: 113.70 min. Military store-dump communications satellite. Six satellites launched by a single carrier rocket.

1987 October 20 - 09:09 GMT - Launch Vehicle: Tsiklon. Cosmos 1892 Mass: 1,600 kg (3,500 lb). Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 595 km (369 mi). Apogee: 623 km (387 mi). Inclination: 82.50 deg. Period: 96.90 min.

1988 January 6 - 07:41 GMT - Launch Vehicle: Tsiklon. Cosmos 1908 Mass: 1,600 kg (3,500 lb). Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 600 km (370 mi). Apogee: 626 km (388 mi). Inclination: 82.50 deg. Period: 97.00 min.

1988 January 15 - 03:49 GMT - Launch Vehicle: Tsiklon. Cosmos 1909 Mass: 220 kg (480 lb). Spacecraft: Strela-3. Agency: MO SSSR. Perigee: 1,411 km (876 mi). Apogee: 1,413 km (877 mi). Inclination: 82.60 deg. Period: 114.00 min. Military store-dump communications satellite. Six satellites launched by a single carrier rocket.

1988 January 30 - 11:00 GMT - Launch Vehicle: Tsiklon. Meteor 2-17 Mass: 2,750 kg (6,060 lb). Spacecraft: Meteor-2. Agency: MO SSSR. Perigee: 934 km (580 mi). Apogee: 958 km (595 mi). Inclination: 82.50 deg. Period: 104.00 min. Gathering meteorological information and data on penetrating radiation fluxes in circumterrestrial space.

1988 March 15 - 18:50 GMT - Launch Vehicle: Tsiklon. Cosmos 1933 Mass: 1,600 kg (3,500 lb). Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 605 km (375 mi). Apogee: 629 km (390 mi). Inclination: 82.50 deg. Period: 97.10 min.

1988 June 14 - 03:18 GMT - Launch Vehicle: Tsiklon. Cosmos 1953 Mass: 1,600 kg (3,500 lb). Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 604 km (375 mi). Apogee: 637 km (395 mi). Inclination: 82.50 deg. Period: 97.10 min. Outer space research.

1988 July 26 - 05:01 GMT - Launch Vehicle: Tsiklon. Meteor 3-02 Mass: 2,150 kg (4,730 lb). Spacecraft: Meteor-3. Agency: MO SSSR. Perigee: 1,182 km (734 mi). Apogee: 1,210 km (750 mi). Inclination: 82.50 deg. Period: 109.30 min. Continued improvement of the meteorological system using artificial earth satellites, including the testing of information-gathering and measuring apparatus and of remote sensing methods.

1988 October 11 - 08:01 GMT - Launch Vehicle: Tsiklon. Cosmos 1975 Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 604 km (375 mi). Apogee: 636 km (395 mi). Inclination: 82.50 deg. Period: 97.10 min. Investigation of outer space.

1988 December 23 - 07:20 GMT - Launch Vehicle: Tsiklon. Cosmos 1985 Spacecraft: Taifun-3. Agency: MO SSSR. Perigee: 206 km (128 mi). Apogee: 220 km (130 mi). Inclination: 73.50 deg. Period: 88.80 min. Radar calibration mission. Believed to be a modernised version of the Taifun-1 satellite. Released 36 Romb radar calibration subsatellites.

1989 February 10 - 15:13 GMT - Launch Vehicle: Tsiklon. Cosmos 1994 Mass: 220 kg (480 lb). Spacecraft: Strela-3. Agency: MO SSSR. Perigee: 1,394 km (866 mi). Apogee: 1,418 km (881 mi). Inclination: 82.60 deg. Period: 113.90 min. Military store-dump communications satellite. Six satellites launched by a single carrier rocket.

1989 February 28 - 04:05 GMT - Launch Vehicle: Tsiklon. Meteor 2-18 Mass: 2,750 kg (6,060 lb). Spacecraft: Meteor-2. Agency: MO SSSR. Perigee: 937 km (582 mi). Apogee: 953 km (592 mi). Inclination: 82.50 deg. Period: 104.00 min. Gathering meteorological information and data on penetrating radiation fluxes in circumterrestrial space.

1989 September 14 - 09:49 GMT - Launch Vehicle: Tsiklon. Cosmos 2038 Mass: 220 kg (480 lb). Spacecraft: Strela-3. Agency: MO SSSR. Perigee: 1,392 km (864 mi). Apogee: 1,410 km (870 mi). Inclination: 82.60 deg. Period: 113.80 min. Eight satellites launched by a single carrier rocket.

1989 October 24 - 21:35 GMT - Launch Vehicle: Tsiklon. Meteor 3-03 Mass: 2,150 kg (4,730 lb). Spacecraft: Meteor-3. Agency: MO SSSR. Perigee: 1,240 km (770 mi). Apogee: 1,249 km (776 mi). Inclination: 82.60 deg. Period: 110.40 min. Testing data-measuring equipment and methods for remote sensing of the atmosphere and Earth's surface to benefit the Soviet economy and science.

1990 January 30 - 11:20 GMT - Launch Vehicle: Tsiklon. Cosmos 2058 Mass: 2,000 kg (4,400 lb). Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 616 km (382 mi). Apogee: 645 km (400 mi). Inclination: 82.50 deg. Period: 97.30 min. Investigation of outer space.

1990 June 27 - 22:30 GMT - Launch Vehicle: Tsiklon. Meteor 2-19 Mass: 2,750 kg (6,060 lb). Spacecraft: Meteor-2. Agency: MOM. Perigee: 937 km (582 mi). Apogee: 960 km (590 mi). Inclination: 82.50 deg. Period: 104.00 min. Gathering round-the-clock meteorological information.

1990 August 8 - 04:15 GMT - Launch Vehicle: Tsiklon. Cosmos 2090 Mass: 220 kg (480 lb). Spacecraft: Strela-3. Agency: MO SSSR. Perigee: 1,392 km (864 mi). Apogee: 1,412 km (877 mi). Inclination: 82.60 deg. Period: 113.80 min. Six satellites launched by a single carrier rocket.

1990 September 28 - 07:30 GMT - Launch Vehicle: Tsiklon. Meteor 2-20 Mass: 2,750 kg (6,060 lb). Spacecraft: Meteor-2. Agency: MO SSSR. Perigee: 939 km (583 mi). Apogee: 961 km (597 mi). Inclination: 82.50 deg. Period: 104.10 min. Gathering round-the-clock meteorological information.

1990 November 28 - 16:33 GMT - Launch Vehicle: Tsiklon. Cosmos 2106 Mass: 3,000 kg (6,600 lb). Spacecraft: Taifun-2. Agency: MO SSSR. Perigee: 458 km (284 mi). Apogee: 469 km (291 mi). Inclination: 82.50 deg. Period: 93.90 min. Released 27 Romb radar calibration subsatellites.

1990 December 22 - 07:28 GMT - Launch Vehicle: Tsiklon. Cosmos 2114 Mass: 220 kg (480 lb). Spacecraft: Strela-3. Agency: MO SSSR. Perigee: 1,409 km (875 mi). Apogee: 1,415 km (879 mi). Inclination: 82.60 deg. Period: 114.10 min. Six satellites launched by a single carrier rocket.

1991 April 24 - 01:37 GMT - Launch Vehicle: Tsiklon. Meteor 3-04 Mass: 2,150 kg (4,730 lb). Spacecraft: Meteor-3. Agency: MO SSSR. Perigee: 1,187 km (737 mi). Apogee: 1,209 km (751 mi). Inclination: 82.50 deg. Period: 109.40 min. Testing data-measuring equipment and methods for remote sensing of the atmosphere and Earth's surface to benefit the Soviet economy and science. First completely operational version of the spacecraft.

1991 May 16 - 21:40 GMT - Launch Vehicle: Tsiklon. Cosmos 2143 Mass: 220 kg (480 lb). Spacecraft: Strela-3. Agency: MO SSSR. Perigee: 1,398 km (868 mi). Apogee: 1,417 km (880 mi). Inclination: 82.60 deg. Period: 114.00 min. Six satellites launched by a single carrier rocket.

1991 June 13 - 15:41 GMT - Launch Vehicle: Tsiklon. Cosmos 2151 Mass: 2,000 kg (4,400 lb). Spacecraft: Tselina-D. Agency: MO SSSR. Perigee: 625 km (388 mi). Apogee: 653 km (405 mi). Inclination: 82.50 deg. Period: 97.50 min. Investigation of outer space.

1991 August 15 - 09:14 GMT - Launch Vehicle: Tsiklon. Meteor 3-05 Mass: 2,150 kg (4,730 lb). Spacecraft: Meteor-3. Agency: GMS. Perigee: 1,185 km (736 mi). Apogee: 1,208 km (750 mi). Inclination: 82.60 deg. Period: 109.30 min. Gathering of hydrometeorological data; testing of data-gathering and measuring equipment, of optical and mechanical television and radiometric scanning apparatus, of instruments for geophysical research and of methods for the remote sensing of the atmosph ere and the Earth's surface for various branches of the USSR economy and science; charting the state of the ozone layer, using American (Total Ozone Mapping Spectrometer) instrument. Meteor 3-5 continued to operate during 1993-1994, but its US TOMS developed problems in May, 1993, and failed entirely in late 1994. However, the data returned by the 30-kg instrument, particularly over the south polar region, was exceptionally valuable.

1991 September 28 - 07:05 GMT - Launch Vehicle: Tsiklon. Cosmos 2157 Mass: 220 kg (480 lb). Spacecraft: Strela-3. Agency: MO SSSR. Perigee: 1,408 km (874 mi). Apogee: 1,413 km (877 mi). Inclination: 82.60 deg. Period: 114.00 min. Eight satellites launched by a single carrier rocket.

1991 November 12 - 20:09 GMT - Launch Vehicle: Tsiklon. Cosmos 2165 Mass: 220 kg (480 lb). Spacecraft: Strela-3. Agency: MO SSSR. Perigee: 1,395 km (866 mi). Apogee: 1,412 km (877 mi). Inclination: 82.60 deg. Period: 113.90 min. Six satellites launched by a single carrier rocket.

1992 July 13 - 17:41 GMT - Launch Vehicle: Tsiklon. Cosmos 2197 Mass: 220 kg (480 lb). Spacecraft: Strela-3. Agency: MO RF. Perigee: 1,397 km (868 mi). Apogee: 1,416 km (879 mi). Inclination: 82.60 deg. Period: 113.90 min. Six satellites launched by a single carrier rocket.

1992 October 20 - 12:58 GMT - Launch Vehicle: Tsiklon. Cosmos 2211 Mass: 220 kg (480 lb). Spacecraft: Strela-3. Agency: MO RF. Perigee: 1,402 km (871 mi). Apogee: 1,412 km (877 mi). Inclination: 82.60 deg. Period: 113.90 min. Six satellites launched by a single carrier rocket.

1992 November 24 - 04:09 GMT - Launch Vehicle: Tsiklon. Cosmos 2221 Mass: 2,000 kg (4,400 lb). Spacecraft: Tselina-D. Agency: MO RF. Perigee: 630 km (390 mi). Apogee: 662 km (411 mi). Inclination: 82.50 deg. Period: 97.70 min. Investigation of outer space.