Space Launch CalendarProgress 7K-TG No. 139 on Soyuz-U2, 1987-09-23 (Success)
ResultSuccess
Date1987-09-23 23:43 UTC
VehicleSoyuz-U2Soyuz-U2
Soyuz-U2 flight no.20success rate so far 100%
No. in 198786 / 114orbital attempts
Agency countrySoviet UnionUNKS
| Item | Value |
|---|---|
| Launch site | NIIP-5, Baykonur, Kazakstan |
| Payload | Progress 7K-TG No. 139 |
| GCAT launch tag | 1987-082 |
| Mass to orbit | 9.4 t |
Neighbouring Soyuz-U2 launches
| Date | Payload | Vehicle | Site | Result |
|---|---|---|---|---|
| 1987-03-03 | Progress 7K-TG No. 137 | Soyuz-U2 | NIIP-5 | Success |
| 1987-04-21 | Progress 7K-TG No. 127 | Soyuz-U2 | NIIP-5 | Success |
| 1987-05-19 | Progress 7K-TG No. 128 | Soyuz-U2 | NIIP-5 | Success |
| 1987-07-22 | Soyuz 7K-STM No. 53 | Soyuz-U2 | NIIP-5 | Success |
| 1987-08-03 | Progress 7K-TG No. 138 | Soyuz-U2 | NIIP-5 | Success |
| 1987-09-23 | Progress 7K-TG No. 139 | Soyuz-U2 | NIIP-5 | Success |
| 1987-11-20 | Progress 7K-TG No. 140 | Soyuz-U2 | NIIP-5 | Success |
| 1987-12-21 | Soyuz 7K-STM No. 54 | Soyuz-U2 | NIIP-5 | Success |
| 1988-01-20 | Progress 7K-TG No. 142 | Soyuz-U2 | NIIP-5 | Success |
| 1988-03-23 | Progress 7K-TG No. 143 | Soyuz-U2 | NIIP-5 | Success |
| 1988-05-13 | Progress 7K-TG No. 144 | Soyuz-U2 | NIIP-5 | Success |
Soyuz-U2 launches per year
Counts orbital launch attempts (successes and failures); suborbital flights excluded. Countries are those of the launching agency.