norb: nrec:UTC date:thhmmssmss
   1883      2 19971126 .003945000
   1887     49 19971127 .010300000
   1891     94 19971128 .000430000
   1895    138 19971129 .000730000
   1899    185 19971130 .005200000
   1903    229 19971201 .002030000
   1907    278 19971202 .000000000
   1912    324 19971203 .001245000
   1916    370 19971204 .000345000
   1920    416 19971205 .000215000
   1924    460 19971206 .000815000
   1928    507 19971207 .004415000
   1932    551 19971208 .001200000
   1937    602 19971209 .001500000
   1941    647 19971210 .004115000
   1945    694 19971211 .010215000
   1949    737 19971212 .001330000
   1953    784 19971213 .011115000
   1957    827 19971214 .001245000
   1961    874 19971215 .000300000
   1966    922 19971216 .000045000
   1970    970 19971217 .001845000
   1974   1014 19971218 .002315000
   1978   1061 19971219 .011900000
   1982   1104 19971220 .001345000
   1986   1151 19971221 .002015000
   1990   1197 19971222 .000645000
   1995   1247 19971223 .002630000
   1999   1291 19971224 .001045000
   2003   1335 19971225 .001945000
   2007   1379 19971226 .005330000
   2011   1422 19971227 .000445000
   2015   1466 19971228 .001045000
   2019   1513 19971229 .000445000
   2024   1559 19971230 .000530000
   2028   1604 19971231 .003445000
   2032   1648 19980101 .004430000
   2036   1692 19980102 .005115000
   2040   1736 19980103 .004815000
   2044   1780 19980104 .000000000
   2044   1780 19980104 .000000000