| Birthdate: | 14.12.1936 |
| Birthplace: | New York City / New York |
| Marital status: | married |
| Children: | five |
| Selection date: | 04.08.1967 |
| Selection group: | |
| Job: | MSP |
| Status: | Ret. 00.00.1993 |
ParkerRobert Alan Ridley |
USA |
International order n°: 129 |
US astr. n°: 64 |
|
|
| N° | Startup spacecraft |
Date and time
launch (UT) |
Status while launch |
Spacecraft of landing |
Date and time
landing (UT) |
Duration |
| 1 | STS-9 (Columbia/6) |
16h.00m.00s. Nov 28, 1983 |
MS | STS-9 (Columbia/6) |
23h.48m.17s. Dec 08, 1983 |
10d.07h.48m.17s. |
| 2 | STS-35 (Columbia/10) |
06h.49m.01s. Dec 02, 1990 |
MS | STS-35 (Columbia/10) |
05h.55m.07s. Dec 11, 1990 |
8d.23h.06m.06s. |
| Total duration: | 19d.06h.54m.23s. | |||||