norb: nrec:UTC date:thhmmssmss
   1630      2 19970926 .005100001
   1634     48 19970927 .004345000
   1638     92 19970928 .011215000
   1642    139 19970929 .010700000
   1646    183 19970930 .003745000
   1650    230 19971001 .000700000
   1655    278 19971002 .000530000
   1659    325 19971003 .000700000
   1663    370 19971004 .010015000
   1667    416 19971005 .010400000
   1671    460 19971006 .010015000
   1675    506 19971007 .002400000
   1679    551 19971008 .000345000
   1684    602 19971009 .002200001
   1688    646 19971010 .000830001
   1692    691 19971011 .011130001
   1696    737 19971012 .001845000
   1700    781 19971013 .001800000
   1704    827 19971014 .000815000
   1708    874 19971015 .000430000
   1713    923 19971016 .000230001
   1717    968 19971017 .003230001
   1721   1012 19971018 .003915001
   1725   1058 19971019 .002545000
   1729   1102 19971020 .004515000
   1733   1148 19971021 .001100001
   1737   1195 19971022 .000115001
   1742   1241 19971023 .000115001
   1746   1286 19971024 .004015001
   1750   1330 19971025 .004315001
   1754   1376 19971026 .001415000
   1758   1420 19971027 .002615000
   1762   1464 19971028 .000300000
   1767   1512 19971029 .000300000
   1771   1558 19971030 .002145000
   1775   1602 19971031 .001115000
   1779   1649 19971101 .004245000
   1783   1693 19971102 .010815000
   1787   1736 19971103 .000345000
   1791   1781 19971104 .000000000
   1791   1781 19971104 .000000000