#   yearbase = 2016
#    refuv_inputfile='a_ex.gps',
#    refuv_source='nav',
#    ens_len=120,
#    bl_half_width=3,
#    pgmin=50,
#    rl_startbin=2,
#    rl_endbin=20
  338.225220        1e+38        1e+38
  338.226609        1e+38        1e+38
  338.227998 -0.139263899753 -0.133501078378
  338.229387 -0.145322763358 -0.146878861728
  338.230775 -0.152950630446 -0.169863975655
  338.232164 -0.140476127028 -0.180369448675
  338.233553 -0.155894080556 -0.222640821977
  338.234942 -0.13701442301 -0.238862647826
  338.236331 -0.110096411359 -0.19190200604
  338.237720 -0.0993638808992 -0.191348437817
  338.239109 -0.102739629862 -0.201220314504
  338.240498 -0.0605922674373 -0.189147792901
  338.241887 -0.0329771783917 -0.205279769389
  338.243275 -0.00839638161841 -0.204464140142
  338.244664 0.000259663578704 -0.203250026089
  338.246053 0.00415462372336 -0.20813983053
  338.247442 -0.00692488139982 -0.187117889717
  338.248831 0.0164454316975 -0.188857363401
  338.250220 0.0251875123116 -0.196514984868
  338.251609 0.0209478600347 -0.272188230147
  338.252998 0.047259220233 -0.285915444907
  338.254387 0.0656090883244 -0.276504858731
  338.255775 -0.0235448499999 -0.328840252202
  338.257164 -0.106983136323 -0.368119550683
  338.258553 -0.0920957738298 -0.403270795932
  338.259942 -0.0732267413882 -0.401794606454
  338.261331 0.0277001327835 -0.394073074708
  338.261586 0.161342597471 -0.387436409842
  338.662234 1.08309787716 -0.197575736398
  338.663623 1.67335401125 -0.494640612313
  338.665012 1.44480646734 -0.433159919578
  338.666400 1.23897844649 -0.426701707542
  338.667789 1.19005690168 -0.437680602742
  338.669178 1.15732491171 -0.44112595202
  338.670567 1.14910536532 -0.425963557153
  338.671956 1.07791911922 -0.39084068809
  338.673345 0.687561940319 -0.314605931837
  338.674734 0.291131981284 -0.244857511132
  338.676123 0.00138551936763 -0.0132854110848
  338.677512 -0.0125571739592 -0.00286025970958
  338.678900 0.0113439406105 -0.00359813216266
  338.680289 -0.0266731715284 -0.0107029072846
  338.681678 0.00952544739579 -0.00608914672459
  338.683067 -0.017925160404 0.00166067637889
  338.684456 0.00891928264749 0.000461298993126
  338.685845 0.0137695930333 -0.00618185161119
  338.687234 -0.0121232975019 -0.00452073013636
  338.688623 -0.0161932614369 0.0084879014857
  338.690012 0.0160212255525 -0.0183610219271
  338.691400 -0.0419985691261 0.00608914671009
  338.692789 -0.0167994260394 0.0202048959392
  338.694178 0.0213038973215 -0.000369065769271
  338.695567 -0.0179251576158 0.0292463563139
  338.696956 -0.0893659618354 0.0985334662506
  338.698345 -0.14211237962 0.140429528397
  338.699734 -0.158035421582 0.1707728956
  338.701123 -0.139860412561 0.186378225747
  338.702512 -0.132056634454 0.212013037936
  338.703900 -0.142707546883 0.199373449582
  338.705289 -0.124869047393 -0.0753762654375
  338.706678 0.190001981629 -0.368604472977
  338.708067 0.614216084266 -0.258973271053
  338.709456 0.740039637291 -0.292371309868
  338.710845 0.623917150348 -0.244672984194
  338.712234 0.225250053338 0.0276799319394
  338.713623 0.0300485013243 -0.0665193132326
  338.715012 0.139331646154 -0.176585247612
  338.716400 0.0598416377672 -0.0962338932651
  338.717789 0.0406997999564 -0.0709477803343
  338.719178 0.102528967077 -0.223176433513
  338.720567 -0.0344674862342 -0.0238970059609
  338.721956 0.00788019086396 -0.0240798048934
  338.723345 -0.0186193761327 -0.00830397886436
  338.724734 -0.00129893281651 -0.0144847867992
  338.726123 0.0167995318163 0.00350587196357
  338.727512 -0.0137696792334 0.0086730445769
  338.728900 -0.00415658493929 -0.0043362100643
  338.730289 -0.0128161369902 0.00239875450433
  338.731678 0.0136820914762 0.011993772523
  338.733067 -0.0364593355649            0
  338.734456 0.0269312037449 0.00470524922519
  338.735845 -0.0111708208469 -0.00470524922519
  338.737234 -0.00199169687261 -0.0130086301992
  338.738623 0.0168873416621 0.0104261067888
  338.740012 0.000692764120911 -0.011624733367
  338.741400 -0.00147222981161 0.00535145303921
  338.742789 0.00813997869442 -0.00230649471237
  338.744178 -0.00597509077705 0.00083033809716
  338.745567 -0.00961279475554 -0.00295252581621
  338.746956 -0.00181850593058 0.00147615661792
  338.748345 0.0103048668131 -0.000276779365677
  338.749734 -0.000259786536286 0.00719626351081
  338.751123 -0.00935298927923 -0.00710451524228
  338.752512 -0.0291826875618 0.0234339863315
  338.753900 0.0340344875051 -0.0298943239023
  338.755289 -0.0140284827099 -0.15536548227
  338.756678 0.0093523322266 -0.151767347548
  338.758067 -0.0081405838859 -0.0144858291794
  338.759456 -0.142179961678 -0.0338569032213
  338.760845 -0.335323098133 -0.184348319737
  338.762234 -0.42856322685 -0.195682995299
  338.763623 -0.465313967229 -0.140152695073
  338.765012 -0.42787142469 -0.146416266418
  338.766400 -0.411072189292 -0.129901763984
  338.767789 -0.377473224782 -0.135714127512
  338.769178 -0.359920406748 -0.105460513111
  338.770567 -0.273384875056 -0.04686796399
  338.771956 0.00450333779571 0.0412430873827
  338.773345 -0.0103915669635 0.0324754397568
  338.774734 0.00658132512046 -0.00618140473719
  338.776123 0.000952560201297 0.00784208063728
  338.777512 -0.00528275972215 -0.0102415721023
  338.778900 0.00519615733948 -0.00202986113287
  338.780289 -0.00935173666611 -0.00332111267959
  338.781678 0.000259807858906 0.00156852906043
  338.783067 -0.0173192777653 0.000461298859272
  338.784456 0.00866026235264 0.00156852906078
  338.785845 0.0027710843678 0.00452072883503
  338.787234 0.010564759033 -0.00249101385088
  338.788623 0.0422620808078 -0.00913437510425
  338.790012 0.0445971346198 0.0453918079683
  338.791400 -0.00346385455056 -0.00110711727052
  338.792789 0.00320429582144 0.029986585153
  338.794178 -0.00640812993774 -0.0164222395588
  338.795567 -0.00233810163155 -0.00184519545593
  338.796956 0.00788026860308 -0.00415168976933
  338.798345 -0.00190525703081 0.00618184985904
  338.799734 0.00493599216666 0.0061814047745
  338.801123 -0.00779423298991 -0.00498238645724
  338.802512 0.00649472690005 -0.0125473290802
  338.803900 0.00701430560888 -0.00858015884712
  338.805289 -0.0207846223109 0.0336772417689
  338.806678 0.0318674604143 -0.0405942999594
  338.808067 -0.0261521029439 0.016514499276
  338.809456 0.00788083627417 0.00350612379646
  338.810845 0.00649472718963 -0.00774982089615
  338.812234 -0.00467620350703 0.0125473290749
  338.813623 0.00987198498694 -0.00802660021869
  338.815012 -0.0142018030362 0.00636592431069
  338.816400 0.0103057087541 -0.00378292304525
  338.817789 -0.0119502975021 0.00544332658468
  338.819178 0.0109119271052 -0.0121791668769
  338.820567 -0.0153275548418 0.0305379847724
  338.821956 0.0109977374872 -0.0402252608855
  338.823345 -0.0040700291525 0.0186364740548
  338.824734 0.00251147524106 -0.000738131328266
  338.826123 0.00519615582829 -0.0068277147621
  338.827512 -0.000173192744148 -0.00369039090213
  338.828900 -0.00571535997268 0.00931823703069
  338.830289 0.00112575268193 0.00193745522516
  338.831678 -0.00251147512769 0.011717834812
  338.833067 0.00666791972357 -0.026847593835
  338.834456 -0.00839984701898 0.0236185017896
  338.835845 -0.0148090424846 0.00452105437654
  338.837234 0.0239005952769 -0.0281392306529
  338.838623 -0.00355045091383 0.0159609406538
  338.840012 0.00173205200116 -0.0205754106956
  338.841400 -0.00320383492724 0.0105168568565
  338.842789 -0.00606218178137 0.0107951706396
  338.844178 -0.00666791957391 -0.000369039088418
  338.845567 0.0204382124688 -0.0052591857011
  338.846956 -0.00632153457518 -0.00821111975504
  338.848345 0.000432981827217 0.00332135181042
  338.849734 -0.00684160519876 0.0074735796719
  338.851123 0.00969879268173 -0.0107943933891
  338.852512 0.000779367179502 0.0438233920619
  338.853900 -0.00753387991853 0.0581236572263
  338.855289 0.00580236899538 0.0501006645103
  338.856678 -0.00805345181636 0.048805420765
  338.858067 0.00865962255344 0.0481596026483
  338.859456 -0.0105654965745 0.0467790743711
  338.860845 -0.00848642376154 0.0647663630415
  338.862234 -0.0129028244677 0.00950275701566
  338.863623 -0.00710139385112 0.0179919519288
  338.865012 0.010997706015 0.0403175227079
  338.866400 -0.00138553758931 -0.00655044420511
  338.867778 0.0301376176281 -0.0390286958406
  338.869167 -0.0218222205802 0.0415168997879
  338.870556 0.00597513133825 -0.0184519554888
  338.871944 0.00883343928833 0.00387518966002
  338.873333 0.00103915332969 -0.00747304196658
  338.874722 0.00329088945128 -0.0141167623094
  338.876111 0.00372363321828 0.00544332685044
  338.877500 -0.0289230980592 0.0560939447354
  338.878889 -0.0163666607953 -0.0139312264431
  338.880278 0.0490169254423 -0.0423502870425
  338.881667 -0.00580194009702 -0.00350587153389
  338.883056 0.00753386238397 0.00811886039634
  338.884444 -0.00251146831083 -0.0108874375992
  338.885833 -0.0395744211706 0.0512041764696
  338.887222 0.0505721280505 -0.0577546206398
  338.888611 -0.0436475809933 0.0632947644894
  338.890000 0.0338590787305 -0.0677186766034
  338.891389 -0.0323003498182 0.0588617379421
  338.892778 0.00199185367394 -0.0143012952131
  338.894167 0.00190511424626 0.00304457265797
  338.895556 0.0297890638735 -0.048436383065
  338.896944 -0.0288385818587 0.0590505090936
  338.898333 0.0035504401429 -0.0214965281677
  338.899722 0.021042856469 -0.030907025375
  338.901111 -0.0228630194718 0.0501929327402
  338.902500 -0.00337724766838 0.00405943021596
  338.903889 0.00285767113167 -0.00618140510348
  338.905278 -0.00233826302895 -0.00636638302855
  338.906667 0.0262386208092 -0.0238030225698
  338.908056 -0.00285767177098 0.00479750841967
  338.909444 -0.0226015845539 0.0106098743989
  338.910833 0.0307438340117 -0.0254655320376
  338.912222 0.00173192244193 0.00295231286769
  338.913611 -0.0123832447468 0.00977953638698
  338.915000 0.0113449088504 -0.0266649954571
  338.916389 -0.00580194029904 0.0219578269534
  338.917778 -0.0139429785138 0.00424425533873
  338.919167 -0.0297890581895 0.0473292658928
  338.920556 0.0447701850641 -0.0574778413908
  338.921944 -0.00562874781125 0.00212197487709
  338.923333 -0.0313500441277 0.0727982059788
  338.924722 0.0445969683216 0.0595075570799
  338.926111 -0.0204366609977 0.0480673448904
  338.927500 0.0203515272511 -0.00701224810462
  338.928889 -0.00623491297554 -0.00968727681807
  338.930278 -0.0196572937192 0.0289695707067
  338.931667 -0.0130769367021 0.0121791677931
  338.933056 0.0364569191268 -0.0530493731058
  338.934444 -0.00259788054308 0.020942969861
  338.935833 -0.0110850875637 -0.00156852917903
  338.937222 -0.0423454438032 0.0392104062731
  338.938611 0.056720380271 -0.0418859398722
  338.940000 -0.00995925859983 0.000645864957324
  338.941389 0.000432980061363 0.00221423470101
  338.942778 -0.0329930768721 0.0301689478676
  338.944167 0.0247682420741 -0.0536067914168
  338.945556 -0.0341188398805 -0.0438233948784
  338.946944 -0.00788024108666 -0.00599688559725
  338.948333 0.0140285572176 0.0815576445025
  338.949722 0.00597555501905 -0.0144858283125
  338.951111 -0.00242468830402 0.0157764222537
  338.952500 -0.00580235026905 -0.00553598534909
  338.953889 0.0041566083529 0.00599688565708
  338.955278 0.00138553607236 0.00138389669025
  338.956667 -0.00840041723842 0.000922664226037
  338.958056 0.00398312940754 -0.0013837970578
  338.959444 -0.0146357776 0.0186378173644
  338.960833 0.0170594119755 -0.0213120090557
  338.962222 0.00311768078578 -0.00581278461227
  338.963611 -0.00355043632221 0.00839563991754
  338.965000 -0.00649469654411 0.16191591448
  338.966389 0.0055425339934 0.14282842632
  338.967778 0.00251127717382 0.156103554396
  338.969167 0.000606169933411 0.0295231312097
  338.970556 -0.072918835463 -0.0317396512813
  338.971944 -0.0161933935129 0.0953966180971
  338.973333 0.0405267574364 0.0689180604185
  338.974722 -0.000173191167134 0.0802660149162
  338.976111 -0.00909318902408 -0.00452105511162
  338.977500 0.00649466752584 -0.0017529359666
  338.978889 -0.00216488852626 0.0865396813087
  338.980278 -0.00822716303147 0.1029693386
  338.981667 0.000173190869369 0.0667960881859
  338.983056 -0.0296177637247 -0.0205754147172
  338.984444 -0.0107378319884 9.22597915472e-05
  338.985833 0.000346381614683 0.0337670833834
  338.987222 0.032475608369 0.0357071100425
  338.988611 0.00727400994072 0.0611682418714
  338.990000 0.0324732479891 0.0301689520494
  338.991389 0.0161067241265 0.087093244498
  338.992778 -0.00017320300726 -0.0310015226214
  338.994167 0.0168860801145 0.00202971544818
  338.995556 -0.0192255333031 0.050746540078
  338.996944 0.0135088592444 -0.00442847009468
  338.998333 0.00355040474405 0.0493589897477
  338.999722 -0.032129137675 0.0252810038747
  339.001111 -0.0139418269077 0.0251869239431
  339.002500 -0.000259785555243            0
  339.003889 0.0153284528784 -0.0102415746067
  339.005278 -0.00684101974009 0.0325677075957
  339.006667 0.0105646128806 -0.0357968004077
  339.008056 -0.000432975986217 0.00387491137589
  339.009444 -0.00450327427406 0.0102415746075
  339.010833 -0.00510911639624 -0.0110711753724
  339.012222 -0.00718791891016 -0.00138399656701
  339.013611 -0.0571528171781 0.0640282977699
  339.015000 -0.000779356426422 -0.00230649488632
  339.016389 -0.00917908638728 0.0135621899383
  339.017778 -0.0322133919662 0.0338593450463
  339.019167 0.000173202724415 -0.00950344322174
  339.020556 0.00398366310069 -0.00387519043598
  339.021944 -0.00199168813567 0.0044284701997
  339.023333 0.0134222463414 -0.009595018765
  339.024722 0.0271928340957 -0.0204831494056
  339.026111 0.0322133998535 -0.0233417282296
  339.027500 -0.0168860565861 0.0197435962061
  339.028889 0.0533426255289 -0.0492667306216
  339.030278 0.0239868680228 -0.0146693073725
  339.031667 0.0131634187388 -0.0247274053016
  339.033056 0.0498788474255 -0.0309070310668
  339.034444 0.0499690545782 -0.0473326821237
  339.035833 0.0354174588603 0.0213120123232
  339.037222 0.0452027203457 -0.00774982266855
  339.038611 0.0232091972802 0.0159620935779
  339.040000 0.00493592768222 0.0626444002627
  339.041389 0.0566332699456 -0.0356122806249
  339.042778 0.0154150585808 0.0244506059187
  339.044167 -0.0272755193513 0.080075736585
  339.045556 0.0154150485956 -0.00590505206382
  339.046944 0.012297396092 0.056097994784
  339.048333 0.0150675490966 0.058031411898
  339.049722 0.018791131176 0.0545255400313
  339.051111 0.0106519575474 0.0369065762767
  339.052500 0.0081399320462 0.0398562327414
  339.053889 0.0118635136221 0.0614450258777
  339.055278 0.0128160542724 0.0296153955268
  339.056667 0.00415685692106 0.00433652279859
  339.058056 -0.00519569688782 0.00424395077001
  339.059444 0.000173202375925 0.00332159193576
  339.060833 0.0107377734217 -0.00830338195026
  339.062222 -0.0143747610239 0.0118092543295
  339.063611 0.0059750511758 -0.00765756335708
  339.065000 -0.00467646382203 0.0011071973106
  339.066389 -0.0427778977819 0.0370884394638
  339.067778 -0.0197436409543 0.0214042736019
  339.069167 -0.00484966429464 -0.00968797653876
  339.070556 0.00545547966268 0.0026755342028
  339.071944 -0.0122200288691 0.0121888849506
  339.073333 0.00446811768769 0.00063561273773
  339.074722 -0.00721618705839 -0.00329564181697
  339.076111 0.0102161152185 0.00814785844697
  339.077500 -0.00292763579421 -0.0121551032347
  339.078889 0.0053862993266 -0.00562389769826
  339.080278 0.00112268577616 0.0113397688035
  339.081667 -0.0104592573992 -0.00047234717733
  339.083056 0.0110557310247 0.00148545609862
  339.084444 -0.00741083361543 -0.0084605071729
  339.085833 0.00615061512944 0.0128637016873
  339.087222 -0.000397218686097 -0.0110011880525
  339.088611 -0.0113271746013 0.00307592138955
  339.090000 -0.0070621357768 0.00459972909905
  339.091389 0.189450829921 -0.150994764277
  339.092778 0.203576271806 -0.160766066228
  339.094167 0.217710651471 -0.137831765496
  339.095556 0.39926232826 -0.186405145032
  339.096944 0.362938648916 -0.174961103509
  339.098333 0.313586630705 -0.14658307172
  339.099722 0.341302537066 -0.150994782857
  339.101111 0.335153970526 -0.155831462942
  339.102500 0.38684562442 -0.136800112085
  339.103889 0.429460944271 -0.104431658234
  339.105278 0.488200936688 -0.0332060652076
  339.106667 0.459369422244 -0.0572474074149
  339.108056 0.489860996345 0.0162228026579
  339.109444 0.397884642428 -0.0646444191705
  339.110833 0.4283903975 -0.0330538361561
  339.112222 0.38663495628 -0.0485498762672