norb: nrec:UTC date:thhmmssmss
   2007      2 19971226 .012800000
   2011     45 19971227 .002715000
   2015     89 19971228 .001815000
   2019    136 19971229 .000615000
   2024    182 19971230 .000745000
   2028    227 19971231 .010145000
   2032    271 19980101 .005330000
   2036    315 19980102 .011130000
   2040    359 19980103 .005115000
   2044    403 19980104 .002030000
   2048    450 19980105 .000315000
   2053    496 19980106 .001600000
   2057    540 19980107 .001515000
   2061    584 19980108 .002200000
   2065    628 19980109 .003915000
   2069    672 19980110 .003915000
   2073    716 19980111 .000615000
   2078    764 19980112 .000230000
   2082    810 19980113 .004215000
   2086    854 19980114 .004345000
   2090    901 19980115 .011730000
   2094    944 19980116 .001130000
   2098    988 19980117 .000745000
   2102   1033 19980118 .000145000
   2107   1084 19980119 .001015001
   2111   1129 19980120 .003030001
   2115   1175 19980121 .004615001
   2119   1219 19980122 .010800001
   2123   1265 19980123 .001730000
   2127   1309 19980124 .001730000
   2131   1356 19980125 .000215000
   2136   1403 19980126 .000345000
   2140   1450 19980127 .000815001
   2144   1494 19980128 .001415001
   2148   1541 19980129 .011000000
   2152   1584 19980130 .000445000
   2156   1630 19980131 .001245000
   2160   1677 19980201 .000345000
   2165   1725 19980202 .001300000
   2169   1769 19980203 .000915000
   2173   1816 19980204 .000000000
   2173   1816 19980204 .000000000