norb: nrec:UTC date:thhmmssmss
    494      2 19961226 .004245000
    498     46 19961227 .001630000
    502     90 19961228 .000430000
    506    134 19961229 .000345000
    510    178 19961230 .001415000
    514    222 19961231 .000215000
    518    270 19970101 .000300000
    523    316 19970102 .001500000
    527    360 19970103 .000600000
    531    405 19970104 .005230000
    535    452 19970105 .005615000
    539    496 19970106 .003945000
    543    542 19970107 .000000000
    547    590 19970108 .000000000
    552    639 19970109 .002400001
    556    683 19970110 .000900001
    560    728 19970111 .010215001
    564    774 19970112 .001930000
    568    818 19970113 .000900000
    572    863 19970114 .000900000
    577    911 19970115 .000430000
    581    959 19970116 .000815001
    585   1004 19970117 .010945001
    589   1047 19970118 .000345001
    593   1092 19970119 .005400001
    597   1136 19970120 .003430001
    601   1183 19970121 .000215000
    606   1232 19970122 .001800000
    610   1277 19970123 .005400000
    614   1321 19970124 .010430000
    618   1365 19970125 .002915000
    622   1409 19970126 .004715000
    626   1453 19970127 .002615000
    630   1498 19970128 .000130000
    635   1546 19970129 .000900000
    639   1591 19970130 .003300000
    643   1635 19970131 .002615000
    647   1682 19970201 .005530000
    651   1726 19970202 .005915000
    655   1770 19970203 .001845000
    659   1817 19970204 .000000000
    659   1817 19970204 .000000000