datemin datemax hem band  b0   n0   gain rnoise comment
960101  971231   n   3   200. 0.75   8.0  55.
980101  981023   n   3   150. 0.68   8.0  57.
981024  990913   n   3   135. 0.69   6.5  54.  north leach begin
990914  030101   n   3   200. 0.77   6.5  53.
960101  971231   n   2   196. 0.67  10.0  40.
980101  981023   n   2   200. 0.67  10.0  40.
981024  990913   n   2   150. 0.67   8.0  50.
990914  030101   n   2   130. 0.58   6.0  41.
960101  971231   n   1    48. 0.41  10.0  38.
980101  981023   n   1    50. 0.388 10.0  42.
981024  990913   n   1    50. 0.455 10.0  44.
990914  030101   n   1    30. 0.475  6.0  39.
980301  990226   s   3   200. 0.66   9.9  45.   
990227  030101   s   3   195. 0.69  10.0  50.   south (leach) begin
980301  990226   s   2   118. 0.55   8.0  45.
990227  030201   s   2   130. 0.59   6.3  41.
980301  990226   s   1    40  0.42   8.5  43.
990227  030201   s   1    41  0.48   6.8  45.