norb: nrec:UTC date:thhmmssmss
   1373      2 19970726 .004800001
   1377     46 19970727 .003345001
   1381     92 19970728 .002700000
   1385    136 19970729 .004200000
   1389    182 19970730 .003430001
   1393    226 19970731 .000300001
   1398    277 19970801 .000345001
   1402    322 19970802 .001500000
   1406    368 19970803 .000900000
   1410    412 19970804 .000300000
   1414    459 19970805 .005300000
   1418    503 19970806 .003500000
   1422    550 19970807 .000845001
   1427    598 19970808 .000415001
   1431    646 19970809 .001000000
   1435    693 19970810 .010315000
   1439    737 19970811 .011600000
   1443    783 19970812 .002500001
   1447    827 19970813 .002715001
   1451    875 19970814 .000645001
   1456    923 19970815 .001500001
   1460    971 19970816 .004930001
   1464   1018 19970817 .010815001
   1468   1061 19970818 .000215001
   1472   1105 19970819 .002015001
   1476   1152 19970820 .002830000
   1480   1197 19970821 .000215000
   1485   1247 19970822 .000245001
   1489   1292 19970823 .002600001
   1493   1339 19970824 .003045001
   1497   1385 19970825 .000430001
   1501   1429 19970826 .001330001
   1505   1473 19970827 .001115001
   1509   1522 19970828 .000430000
   1514   1569 19970829 .001545000
   1518   1616 19970830 .003345001
   1522   1660 19970831 .004030001
   1526   1706 19970901 .005615000
   1530   1750 19970902 .005445000
   1534   1796 19970903 .000945000
   1538   1843 19970904 .000000000
   1538   1843 19970904 .000000000