Soyuz-L ( GUKOS index - 11A511L , “ L ” - lunar ) is a Soviet three - stage medium-launch vehicle from the P-7 family [2] .
| RN 11A511L Soyuz-L | |
|---|---|
| General information | |
| A country |  the USSR |
| Family | R-7A |
| Index | 11A511L |
| Appointment | booster |
| Developer | OKB-1 , TsSKB-Progress |
| Manufacturer | TsSKB-Progress |
| Main characteristics | |
| Number of steps | 3 |
| Length (with GP) | 50 m [1] |
| Diameter | 10.303 m |
| Dry weight | 33.75 t (with payload) |
| Starting weight | 307.65 t |
| Cast weight | 7.1 t |
| Type of fuel | T1 + LOX |
| Fuel mass | 273.90 t |
| Payload | T2K |
| Launch history | |
| condition | operation completed |
| Launch locations | Baikonur , site No. 31/6 |
| Number of starts | 3 |
| • successful | 3 |
| First start | November 24, 1970 |
| Last run | August 12, 1971 |
It is a modification of the Soyuz launch vehicle and was intended for test flights with the launch of the Soyuz spacecraft of the Cosmos series into circular orbit [2] .
With the help of 11A511L, three experimental T2K spacecraft (LK, L3, Lunar spacecraft) were launched as part of the Soviet lunar-landing program for landing astronauts on the lunar surface. In total, 3 successful launches were made from 1970 to 1971 [2] [1] .
The Soyuz-L launch vehicle was developed and manufactured in the Kuibyshev branch No. 3 of OKB-1 (now TsSKB-Progress ) under the leadership of Dmitry Ilyich Kozlov and Sergey Pavlovich Korolyov [2] .
Content
- 1 History of creation
- 2 Key differences
- 3 List of all launches of the Soyuz-L launch vehicle
- 4 See also
- 5 notes
- 6 Literature
- 7 Articles
- 8 References
Creation History
Key Differences
List of all Soyuz-L launch vehicle launches
All launches of the Soyuz-L launch vehicle were carried out from the Baikonur Cosmodrome , from launch pad No. 31/6 .
| List of launches of the Soyuz-L launch vehicle [3] | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Launch Number | Date ( UTC ) | Production date | Payload | QC type | NSSDC ID | SCD | Launch complex | Result | ||
| one | November 24, 1970 | 1970 | Cosmos-379 | T2K number 1 | 1970-099A | 04760 | Baikonur 31/6 | Success | ||
| 2 | February 26, 1971 | 1970 | Cosmos-398 | T2K number 2 | 1971-016A | 04966 | Baikonur 31/6 | Success | ||
| 3 | August 12, 1971 | 1970 | Cosmos-434 | T2K No. 3 | 1971-069A | 05407 | Baikonur 31/6 | Success | ||
See also
- R-7 (family of launch vehicles)
- Union (booster)
- Soviet lunar program
Notes
- ↑ 1 2 Encyclopedia Astronautica .
- ↑ 1 2 3 4 Samara steps of the Seven, 2011 .
- ↑ Gunter's space page .
Literature
- Kirilin A.N. , Akhmetov R.N. , Tyulevin S.V. , Tkachenko S.I. Samara steps "Sevens" . - Samara : Agni, 2011 .-- 256 p. - 2000 copies. - ISBN 978-5-89850-163-1 .
Articles
- Varfolomeev T. , Lebedev V. “Seven” for the third satellite // Cosmonautics News . - No. 10, 2008 .
Links
- Soyuz 11A511L (English) . Encyclopedia Astronautica. Date of treatment May 3, 2013. Archived May 22, 2013.
- Soyuz-L (11A511L) Gunter's space page. Date of treatment May 3, 2013. Archived on June 28, 2013.