norb: nrec:UTC date:thhmmssmss
   2264      2 19980226 .010730000
   2268     45 19980227 .000815000
   2272     93 19980228 .000300000
   2277    141 19980301 .002530000
   2281    188 19980302 .001815001
   2285    232 19980303 .002415001
   2289    279 19980304 .012345000
   2293    322 19980305 .002730000
   2297    369 19980306 .001715000
   2301    415 19980307 .000045000
   2306    465 19980308 .002145001
   2310    509 19980309 .001330001
   2314    556 19980310 .010130001
   2318    599 19980311 .000000001
   2322    643 19980312 .001715001
   2326    687 19980313 .000300001
   2330    735 19980314 .000730001
   2335    781 19980315 .004030001
   2339    824 19980316 .000045001
   2343    868 19980317 .000645001
   2347    912 19980318 .003645001
   2351    956 19980319 .004030001
   2355   1000 19980320 .001245001
   2360   1050 19980321 .000345000
   2364   1095 19980322 .000430000
   2368   1140 19980323 .010300000
   2372   1184 19980324 .012230000
   2376   1227 19980325 .003130000
   2380   1271 19980326 .003515000
   2384   1318 19980327 .001200000
   2389   1366 19980328 .001330000
   2393   1413 19980329 .004500000
   2397   1457 19980330 .005915000
   2401   1503 19980331 .004545001
   2405   1547 19980401 .010730001
   2409   1592 19980402 .000345000
   2413   1637 19980403 .000215000
   2418   1688 19980404 .000000000
   2418   1688 19980404 .000000000