1980-104A
Ekran 20 was launched on 1980 Dec 26. It remained at 99E until 1982 Apr.
| Ekran No. 20L | |||
| Date | Time | Event | Orbit |
|---|---|---|---|
| 1980 Dec 26 | 1149 | Launch by Proton-K | KB |
| 1158 | Stage 3 sep | ||
| 1306? | DM burn 1 | ||
| 1822? | DM burn 2 | ||
| 1826? | DM sep | ||
| 1980 Dec 31 | 1435.97 35736 x 35831 x 0.1 GEO 99.3E | ||
| 1981 Jan | GEO 99.5E | ||
| 1981 Jun | GEO 99.9E | ||
| 1981 Jul | GEO 99E | ||
| 1981 Nov 3 | 1435.97 35770 x 35798 x 0.3 GEO 99.6E | ||
| 1981 Dec? | end of ops | ||
| 1982 Apr 1 | 1436.34 35786 x 35796 x 0.6 GEO 98.2E+0.07W | ||
| 1982 Jul 2 | 1436.80 35784 x 35816 x 0.8 GEO 86.6E+0.18W | ||
| 1982 Oct | GEO 67E dr | ||
| 1987 Jan 13 | 1436.89 35777 x 35826 x 4.9 GEO 69.2E+0.2W | ||
| 1991 Jul 11 | 1436.66 35780 x 35814 x 8.9 GEO 57.6E+0.1W | ||
| 1994 Apr 24 | 1435.93 35750 x 35816 x 13.4 GEO 97.5E+0.03E | ||
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