Status | Start date | End date |
---|---|---|
Preparation | 25-05-1978 | 16-05-1979 |
Data Taking | 17-05-1979 | 14-11-1979 |
Data Taking | 15-11-1979 | 23-01-1980 |
Data Taking | 24-01-1980 | 19-03-1980 |
Data Taking | 20-03-1980 | 26-11-1980 |
Data Taking | 27-11-1980 | 22-07-1982 |
Completed | 23-07-1982 | 22-07-1992 |
Finished | 23-07-1992 |