norb: nrec:UTC date:thhmmssmss
    304      2 19980926 .043300001
    305      7 19980927 .011500001
    305     14 19980928 .011630001
    305     21 19980929 .024330001
    305     27 19980930 .032830001
    306     32 19981001 .031200001
    306     37 19981002 .042830001
    306     43 19981003 .032830001
    307     49 19981004 .005100001
    307     57 19981005 .014030001
    307     69 19981006 .013600001
    307     81 19981007 .003900001
    308     88 19981008 .023000001
    308    100 19981009 .001800001
    308    119 19981010 .012230001
    308    131 19981011 .004200001
    309    137 19981012 .020730001
    309    144 19981013 .022400001
    309    150 19981014 .001630001
    309    157 19981015 .010900001
    310    163 19981016 .005230001
    310    171 19981017 .001200001
    310    181 19981018 .024500001
    310    188 19981019 .023430001
    311    195 19981020 .021800001
    311    204 19981021 .003430001
    311    214 19981022 .020130001
    312    221 19981023 .011930001
    312    228 19981024 .005530001
    312    237 19981025 .001800001
    312    246 19981026 .021200001
    313    252 19981027 .041200001
    313    258 19981028 .013600001
    313    265 19981029 .025700001
    313    271 19981030 .023730001
    314    276 19981031 .013730001
    314    283 19981101 .020430001
    314    292 19981102 .004030001
    314    302 19981103 .024030001
    315    309 19981104 .000000000
    315    309 19981104 .000000000