Space Launch CalendarHome › 1981 › Proton-K/DM
Ekran No. 21L on Proton-K/DM, 1981-06-25 (Success)
ResultSuccess
Date1981-06-25 23:55 UTC
VehicleProton-K/DMProton-K/DM
Proton-K/DM flight no.25success rate so far 88%
No. in 198163 / 124orbital attempts
Agency countrySoviet UnionRVSN
| Item | Value |
|---|---|
| Launch site | NIIP-5, Baykonur, Kazakstan |
| Payload | Ekran No. 21L |
| GCAT launch tag | 1981-061 |
| Mass to orbit | 2.8 t |
Neighbouring Proton-K/DM launches
| Date | Payload | Vehicle | Site | Result |
|---|---|---|---|---|
| 1980-06-14 | Gorizont No. 15L | Proton-K/DM | NIIP-5 | Success |
| 1980-07-14 | Ekran No. 19L | Proton-K/DM | NIIP-5 | Success |
| 1980-10-05 | Gran' No. 17L | Proton-K/DM | NIIP-5 | Success |
| 1980-12-26 | Ekran No. 20L | Proton-K/DM | NIIP-5 | Success |
| 1981-03-18 | Gran' No. 18L | Proton-K/DM | NIIP-5 | Success |
| 1981-06-25 | Ekran No. 21L | Proton-K/DM | NIIP-5 | Success |
| 1981-07-30 | Gran' No. 19L | Proton-K/DM | NIIP-5 | Success |
| 1981-10-09 | Gran' No. 20L | Proton-K/DM | NIIP-5 | Success |
| 1982-02-05 | Ekran No. 22L | Proton-K/DM | NIIP-5 | Success |
| 1982-03-15 | Gorizont No. 14L | Proton-K/DM | NIIP-5 | Success |
| 1982-05-17 | Geizer No. 11L | Proton-K/DM | NIIP-5 | Success |
Proton-K/DM launches per year
Counts orbital launch attempts (successes and failures); suborbital flights excluded. Countries are those of the launching agency.