| Catalog # | 18129 | Launched | 23 JUN 87 |
| Inclination | 82.9 degrees | Altitude | 990 Km. |
| Period | 104.9 min. | Country | USSR |
| Mode | Uplink(MHz) | Downlink (MHz) |
| A cw/ssb | 145.860-145.900 | 29.360-29.400 |
| T cw/ssb | 21.160-21.200 | 145.860-145.900 |
| K cw/ssb | 21.160-21.200 | 29.360-29.400 |
| KA cw/ssb | 21.160-21.200 145.860-145.900 | 29.360-29.400 |
| KT cw/ssb | 21.160-21.200 | 29.360-29.400 145.860-145.900 |
| Robot | 21.160/145.820 | 29.403 |
| Beacons | - | 29.357;29.403 145.857;145.903 |
| Catalog # | 21089 | Launched | 5 FEB 91 |
| Inclination | 82.9 degrees | Altitude | 985 Km. |
| Period | 104.9 min. | Country | USSR |
| Mode | Uplink(MHz) | Downlink (MHz) |
| A cw/ssb | 145.910-145.950 | 29.410-29.450 |
| T cw/ssb | 21.210-21.250 | 145.910-145.950 |
| K cw/ssb | 21.210-21.250 | 29.410-29.450 |
| KA cw/ssb | 21.210-21.250 145.910-145.950 | 29.410-29.450 |
| KT cw/ssb | 21.210-21.250 | 29.410-29.450 145.910-145.950 |
| Robot | 21.130/145.830 | 29.454/145.958 |
| Beacons | - | 29.408;29.454 145.912;145.958 |
| Catalog # | 23439 | Launched | 26 DEC 94 |
| Inclination | - | Altitude | 2100 Km. (apogee) |
| Period | 125 min. | Country | USSR |
| Mode | Uplink(MHz) | Downlink (MHz) |
| A cw/ssb | 145.854-145.894 | 29.354-29.394 |
| Beacons | - | 29352;29397 |
| Catalog # | 22829 | Launched | 26 SEP 93 |
| Inclination | 98.6 degrees | Altitude | 800 Km. |
| Period | 100.8 min. | Country | Portugal |
| Mode | Uplink(MHz) | Downlink (MHz) |
| 9600 bps / 38.4 Kbps FSK (FM) | 145.925;145.975 | 435.250-435.275 |
| Catalog # | 14129 | Launched | 16 JUN 83 |
| Inclination | 25.9 degrees | Altitude | 35550 Km.(apogee) |
| Period | 11.6 hours | Country | USA-Germany |
| Mode | Uplink(MHz) | Downlink (MHz) |
| B cw/ssb | 435.030-435.180 | 145.975-145.825 |
| Beacons | - | 145.987;145.810 |
| Catalog # | 19216 | Launched | 15 JUN 88 |
| Inclination | 56.6 degrees | Altitude | 38074 Km.(apogee) |
| Period | 11.4 hours | Country | USA-Germany |
| Mode | Uplink(MHz) | Downlink (MHz) |
| B cw/ssb | 435.420-435.570 | 145.825-145.975 |
| S cw/ssb | 435.601-435.637 | 2400.711-2400.747 |
| Beacons B | - | 145.812;145.985 |
| Beacons S | - | 2400.325 |
| Catalog # | 20439 | Launched | 22 JUN 90 |
| Inclination | 98.6 degrees | Altitude | 790 Km. |
| Period | 100.8 min. | Country | USA |
| Mode | Uplink(MHz) | Downlink (MHz) |
| 1200 bps AFSK (FM) | 145.900;145.920;145.960 | - |
| 1200 bps nominal PSK (SSB) AX.25 BPSK | - | 437.02625 |
| 1200 bps (SSB) raised cosine AX.5 BPSK | - | 437.05130 |
| 1200 bps (S band) AX.25 BPSK | - | 2401.1428 |
| Catalog # | 22825 | Launched | 26 SEP 93 |
| Inclination | 98.6 degrees | Altitude | 793 Km. |
| Period | 100.7 min. | Country | USA |
| Mode | Uplink(MHz) | Downlink (MHz) |
| 300-9600 bps FSK (FM) | 145.850 | 436.800 |
| 1200 bps FSK/AFSK | 145.850 | 436.800 |
| "Bent pipe" Analog (FM) | 145.850 | 436.800 |
| Catalog # | 14781 | Launched | 1 MAR 84 |
| Inclination | 97.8 degrees | Altitude | 660 Km. |
| Period | 98.1 min. | Country | UK |
| Mode | Downlink (MHz) |
| VHF | 145.825 |
| UHF | 435.025;2401.5 |
| Catalog # | 21575 | Launched | 17 JUL 91 |
| Inclination | 98.5 degrees | Altitude | 770 Km. |
| Period | 100.2 min. | Country | UK |
| Mode | Uplink(MHz) | Downlink (MHz) |
| 9600 bps FSK (FM) | 145.900 | 435.120 |
| 1200 bps AFSK backup | 145.900 | 435.120 |
| Catalog # | 20480 | Launched | 7 FEB 90 |
| Inclination | 99.0 degrees | Altitude | 1320 Km. |
| Period | 113.2 min. | Country | Japan |
| Mode | Uplink(MHz) | Downlink (MHz) |
| JA cw/ssb | 145.900-146.000 | 435.900-435.800 |
| JD AFSK (FM) 1200 bps (AX.25) Manchester | 145.800;145.870 145.890;145.910 | 435.910 |
| Beacon | - | 435.795 |
| Catalog # | 20442 | Launched | 12 JAN 90 |
| Inclination | 98.6 degrees | Altitude | 793 Km. |
| Period | 100.7 min. | Country | Argentina/USA |
| Mode | Uplink(MHz) | Downlink (MHz) |
| 1200 bps AFSK (FM) Manchester | 145.840;145860 145.880;145.900 | - |
| 1200 bps BPSK (nominal) PSK (ssb) AX.25 | - | 435.15355 |
| Beacon 1200 bps BPSK raised cosine (SSB) AX.25 | - | 437.12580 |
| Beacon CW (12 WPM) Telemetry (750 mW) | - | 437.125 |
| Catalog # | 20040 | Launched | 22 JAN 90 |
| Inclination | 98.6 degrees | Altitude | 793 Km. |
| Period | 100.7 min. | Country | Brazil |
| Mode | Downlink (MHz) |
| 1200 bps AFSK (FM) AX.25 or digital voice | 145.82516 |
| 1200 bps AFSK (FM) AX.25 or digital voice | 145.82438 |
| 1200 bps BPSK (1 watt) | 2401.2205 |
| Catalog # | 20441 | Launched | 22 JAN 90 |
| Inclination | 98.6 degrees | Altitude | 793 Km. |
| Period | 100.7 min. | Country | USA |
| Mode | Uplink(MHz) | Downlink (MHz) |
| ATV (NTSC) AM-TV | 1265.000 | - |
| 1200 bps nominal PSK (SSB) AX.25 BPSK | - | 437.07510 |
| 1200 bps (SSB) raised cosine AX.5 BPSK | - | 437.12580 |
| Catalog # | 22077 | Launched | 10 AUG 92 |
| Inclination | 66.1 degrees | Altitude | 1515 Km. |
| Period | 111.9 min. | Country | UK/Korea |
| Mode | Uplink(MHz) | Downlink (MHz) |
| 9600 bps FSK (FM) | 145.850;145.900 | 437.175 |
| Catalog # | 22830 | Launched | 26 SEP 93 |
| Inclination | 98.6 degrees | Altitude | 800 Km. |
| Period | 100.8 min. | Country | Korea |
| Mode | Uplink(MHz) | Downlink (MHz) |
| 9600 bps FSK (FM) | 145.870;145.980 | 437.175;436.500 |
| Catalog # | 24744 | Launched | 4 MAR 96 |
| Inclination | 97.3 | Altitude | 475 Km. (apogee) |
| Period | 90 min. | Country | USSR |
| Mode | Uplink(MHz) | Downlink (MHz) |
| A cw/ssb | 145.915-145.948 | 29.415-29.448 |
| Beacons | - | 29408;29451;435.504;435.548 |
| Catalog # | 22826 | Launched | 26 SEP 93 |
| Inclination | 98.56 degrees | Altitude | 795 Km. |
| Period | 100.85 min. | Country | Italy |
| Mode | Uplink(MHz) | Downlink (MHz) |
| 1200 bps AFSK (FM) Manchester | 145.875;145.900;145.925;145.950 | 435.822 |
| Beacon 1200 bps BPSK (ssb) |
| Catalog # | 16609 | Launched | 18 FEB 86 |
| Inclination | 51.6 degrees | Altitude | 386 Km. |
| Period | 92.3 min. | Country | USSR |
| Mode | Uplink(MHz) | Downlink (MHz) |
| 1200 bps AFSK (FM) AX.25 | 145.550 | 145.550 |
| VOICE (FM) | 145.550 | 145.550;145.800 |
| VOICE (FM) | - | 143.625 |
| Catalog # | Various | Launched | Various |
| Inclination | 28-60 degrees | Altitude | 300-400 Km. |
| Period | 90 min. | Country | USA/Partners |
| Mode | Uplink(MHz) | Downlink (MHz) |
| 1200 bps AFSK (FM) AX.25 | 144.490 | 145.550 |
| VOICE (FM) | 144.450;144.470 | 145.840 |