<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-05-14 -134 21:05:00.000"
URSICode="SMK29"
StationName="Santa Maria"
GeoLatitude="-29.69"
GeoLongitude="307.81"
Source="Ionosonde"
SourceType="DPS-4D"
ScalerType="auto">
<SystemInfo UMLStationID="129">
<FrequencyStepping StartFrequency="2.0" StopFrequency="20.0">
<LinearStepping Step="0.025" Units="MHz" />
</FrequencyStepping>
<RangeStepping StartRange="80.0" StopRange="1360.0" >
<LinearStepping Step="2.5" Units="km" />
</RangeStepping>
<AutoScaler Name="Artist5" Version="500200" ArtistFlags="2 2 0 0 0 0 0 0 0 11 0 0 0 0 0 0 0 0 1 0 "/>
<Comments>AR.5002.49 Confidence: 90% PACIFIC flags: Multiple candidates for F2x cusp, Multiple candidates for F2o cusp</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.05.14 (134) 21:05:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.21" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-15.99" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="75.82641" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202613405142105001291296E02000002520000000001107201000080205120000B05040000
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="4.925" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.949" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="19.450" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.975" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.975" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="5.300" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="205.000" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="205.000" Name="h`F2" Units="km" QL="/" DL="/" />
<URSI ID="90" Val="110.000" Name="hmE" Units="km" QL="/" DL="/" />
<URSI ID="83" Val="20.000" Name="yE" Units="km" QL="/" DL="/" />
<URSI ID="86" Val="0.050" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="4.675" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="237.500" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.835" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.975" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.975" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="215.677" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="196.394" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="6.668" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="27.439" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="1.933" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="14.876" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="24.770" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="3.080" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="79">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
2.975 3.0 3.025 3.05 3.075 3.1 3.125 3.15 3.175 3.2 3.225 3.25 3.275 3.3 3.325 3.35 3.375 3.4 3.425 3.45 3.475 3.5 3.525 3.55 3.575 3.6 3.625 3.65 3.675 3.7 3.725 3.75 3.775 3.8 3.825 3.85 3.875 3.9 3.925 3.95 3.975 4.0 4.025 4.05 4.075 4.1 4.125 4.15 4.175 4.2 4.225 4.25 4.275 4.3 4.325 4.35 4.375 4.4 4.425 4.45 4.475 4.5 4.525 4.55 4.575 4.6 4.625 4.65 4.675 4.7 4.725 4.75 4.775 4.8 4.825 4.85 4.875 4.9 4.925
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
205.000 205.000 205.000 205.000 205.000 205.000 207.500 207.500 207.500 207.500 207.500 207.500 207.500 207.500 207.500 207.500 207.500 207.500 207.500 210.000 210.000 210.000 210.000 210.000 210.000 210.000 210.000 210.000 210.625 211.250 211.875 212.500 212.500 212.500 215.000 215.000 215.000 215.000 215.000 217.500 217.500 217.500 217.500 217.500 217.500 217.500 220.000 220.000 220.000 220.000 220.000 222.500 222.500 222.500 222.500 225.000 225.000 227.500 227.500 227.500 230.000 230.000 232.500 232.500 235.000 235.000 237.500 237.500 237.500 242.500 243.743 245.287 247.257 249.859 253.454 258.743 267.294 283.471 325.684
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
60 60 72 72 72 72 75 78 78 78 102 102 90 87 75 72 75 72 81 84 72 75 75 0 72 0 57 54 0 0 0 57 54 54 63 63 78 78 90 78 57 60 63 66 78 78 75 78 78 81 69 69 69 66 66 66 57 54 45 45 42 45 51 54 75 78 75 78 78 81 69 69 78 78 81 78 96 93 0
</TraceValueList>
<TraceValueList Name="DopplerShift" Type="float" Units="Hz" NoValue="99.0" Description="Doppler Frequency Shift" >
-3.125 -3.125 3.125 -3.125 -3.125 -3.125 3.125 3.125 3.125 -3.125 -3.125 3.125 3.125 3.125 -3.125 3.125 -3.125 -3.125 -3.125 -3.125 3.125 3.125 -3.125 3.125 3.125 3.125 3.125 3.125 -3.125 3.125 3.125 3.125 3.125 3.125 -3.125 -3.125 3.125 -3.125 3.125 3.125 -3.125 3.125 3.125 3.125 3.125 3.125 -3.125 -3.125 3.125 3.125 -3.125 3.125 -3.125 -3.125 3.125 3.125 3.125 3.125 3.125 3.125 3.125 -3.125 3.125 3.125 3.125 -3.125 3.125 3.125 -3.125 -3.125 -3.125 3.125 -3.125 -3.125 3.125 3.125 3.125 -3.125 3.125
</TraceValueList>
</Trace>
</TraceList>
<ProfileList Num="1">
<Profile  Algorithm="NH" AlgorithmVersion="4.32" Type="vertical" >
<Tabulated Num="372">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
90.489 91.0 92.0 93.0 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 132.0 132.16667 133.0 134.0 135.0 136.0 137.0 138.0 139.0 140.0 141.0 142.0 143.0 144.0 145.0 146.0 147.0 148.0 149.0 150.0 151.0 152.0 153.0 154.0 154.33333 155.0 156.0 157.0 158.0 159.0 160.0 161.0 162.0 163.0 164.0 165.0 166.0 167.0 168.0 169.0 170.0 171.0 172.0 173.0 174.0 175.0 176.0 176.5 177.0 178.0 179.0 180.0 181.0 182.0 183.0 184.0 185.0 186.0 187.0 188.0 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 198.0 199.0 200.0 201.0 202.0 203.0 204.0 205.0 206.0 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 215.677 216.0 217.0 218.0 219.0 220.0 221.0 222.0 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 242.0 243.0 244.0 245.0 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0 344.0 345.0 346.0 347.0 348.0 349.0 350.0 351.0 352.0 353.0 354.0 355.0 356.0 357.0 358.0 359.0 360.0 361.0 362.0 363.0 364.0 365.0 366.0 367.0 368.0 369.0 370.0 371.0 372.0 373.0 374.0 375.0 376.0 377.0 378.0 379.0 380.0 381.0 382.0 383.0 384.0 385.0 386.0 387.0 388.0 389.0 390.0 391.0 392.0 393.0 394.0 395.0 396.0 397.0 398.0 399.0 400.0 401.0 402.0 403.0 404.0 405.0 406.0 407.0 408.0 409.0 410.0 411.0 412.0 413.0 414.0 415.0 416.0 417.0 418.0 419.0 420.0 421.0 422.0 423.0 424.0 425.0 426.0 427.0 428.0 429.0 430.0 431.0 432.0 433.0 434.0 435.0 436.0 437.0 438.0 439.0 440.0 441.0 442.0 443.0 444.0 445.0 446.0 447.0 448.0 449.0 450.0 451.0 452.0 453.0 454.0 455.0 456.0 457.0
</AltitudeList>
<ProfileValueList Name="PlasmaFrequency" Type="float" Units="MHz" Description="Plasma frequency" >
0.2 0.25127593 0.35970882 0.44097885 0.503681 0.5550704 0.59865564 0.63633454 0.66926765 0.6981878 0.72361887 0.74592364 0.76537645 0.78217465 0.7964837 0.80841774 0.81807137 0.8255138 0.83079535 0.8339504 0.835 0.83449376 0.83289975 0.83023053 0.8265098 0.8217718 0.815837 0.8088462 0.80065995 0.7913126 0.7807934 0.7689954 0.75587004 0.7413759 0.72544664 0.7079331 0.6887679 0.66772026 0.64471775 0.6193576 0.59147424 0.5604812 0.5256868 0.516 0.516 0.516 0.516 0.516 0.516 0.516 0.516 0.516 0.516 0.516 0.516 0.516 0.516 0.516 0.516 0.516 0.516 0.516 0.516 0.516 0.516 0.516 0.516 0.525594 0.53998494 0.55437595 0.5687669 0.5831579 0.59754884 0.61193985 0.62633085 0.6407218 0.6551128 0.66950375 0.68389475 0.6982857 0.7126767 0.72706765 0.74145865 0.7558496 0.7702406 0.78463155 0.79902256 0.81341356 0.8278045 0.835 0.8719926 0.9497614 1.0323464 1.11969 1.2119398 1.3093753 1.412433 1.5216647 1.637704 1.7612485 1.8929911 2.0336359 2.1835954 2.3430116 2.5114381 2.6876235 2.8693147 3.0534718 3.2364097 3.4144 3.5844393 3.7442365 3.8925526 4.0288553 4.1532073 4.265957 4.3677053 4.4590516 4.5406723 4.613144 4.677004 4.732759 4.7808075 4.82152 4.8551903 4.882059 4.9023237 4.916123 4.9235554 4.925 4.924774 4.921267 4.913657 4.902133 4.886883 4.8680954 4.845958 4.8206587 4.79238 4.7613034 4.727607 4.691464 4.6530447 4.612513 4.5700293 4.5257473 4.479817 4.432381 4.383579 4.333542 4.2823973 4.230266 4.1772637 4.1235003 4.069081 4.0141034 3.9586632 3.9028485 3.846743 3.7904263 3.7339723 3.677451 3.6209278 3.5644643 3.5081174 3.4519408 3.3959842 3.3402934 3.2849116 3.229878 3.1752293 3.1209989 3.0672176 3.0139136 2.9611125 2.9088376 2.8571098 2.805948 2.7553694 2.705389 2.65602 2.607274 2.5591612 2.51169 2.4648678 2.4187007 2.3731933 2.328349 2.284171 2.2406607 2.1978185 2.1556447 2.1141381 2.0732973 2.03312 1.9936033 1.9547437 1.9165374 1.8789797 1.8420659 1.8057907 1.7701484 1.7351332 1.7007385 1.6669582 1.6337852 1.6012127 1.5692337 1.5378404 1.5070257 1.476782 1.4471014 1.4179763 1.3893987 1.3613609 1.3338548 1.3068725 1.2804059 1.254447 1.2289879 1.2040206 1.179537 1.1555294 1.1319897 1.1089102 1.086283 1.0641004 1.0423547 1.0210383 1.0001435 0.97966313 0.9595896 0.9399156 0.920634 0.9017375 0.8832191 0.86507195 0.847289 0.8298636 0.81278896 0.79605854 0.7796658 0.7636044 0.74786794 0.73245025 0.71734524 0.70254683 0.68804914 0.67384624 0.65993255 0.6463024 0.6329501 0.61987036 0.6070578 0.5945071 0.5822131 0.57017076 0.558375 0.546821 0.535504 0.52441907 0.5135618 0.5029275 0.4925117 0.48231006 0.47231823 0.46253204 0.45294732 0.44355997 0.43436605 0.42536163 0.41654283 0.40790594 0.39944723 0.39116308 0.38304996 0.37510437 0.3673229 0.3597022 0.352239 0.34493008 0.33777228 0.3307625 0.32389772 0.31717497 0.31059134 0.30414397 0.29783008 0.2916469 0.28559178 0.27966204 0.27385515 0.26816857 0.26259983 0.25714645 0.25180614 0.2465765 0.24145527 0.23644024 0.23152919 0.22671998 0.22201052 0.21739873 0.21288262 0.20846018 0.20412952 0.19988869 0.19573587 0.19166923 0.18768698 0.18378739 0.17996874 0.17622936 0.17256759 0.16898185 0.16547054 0.16203214 0.15866515 0.15536806 0.15213943 0.14897785 0.14588192 0.1428503 0.13988163 0.13697463 0.134128 0.1313405 0.1286109 0.125938 0.12332063 0.120757625 0.118247874 0.115790255 0.113383695 0.11102713 0.108719535 0.10645988 0.10424717 0.102080435 0.099958725 0.0978811 0.095846646 0.093854465 0.09190369 0.08999344 0.08812289 0.08629121 0.08449759 0.08274125 0.08102141 0.07933731 0.07768821 0.07607338 0.07449211 0.0729437 0.07142747 0.06994276 0.0684889 0.06706526 0.06567121 0.06430613 0.062969424 0.0616605 0.06037878 0.0591237 0.057894707 0.05669126 0.055512823 0.05435888 0.053228922 0.052122455 0.05103898

</ProfileValueList>
</Tabulated>
<ShiftedChebyshevList Num="2" >
<ShiftedChebyshev Region="E" StartFrequency="0.2" EndFrequency="0.835" PeakHeight="110.0" Num="3" Error="0.0">
-25.637 7.108 -0.982
</ShiftedChebyshev>
<ShiftedChebyshev Region="F2" StartFrequency="0.835" EndFrequency="4.925" PeakHeight="215.677" Num="5" zHalfNm="196.394" Error="0.346">
-42.364 5.566 -3.362 1.178 -0.195
</ShiftedChebyshev>
</ShiftedChebyshevList>
<QuasiParabolicList Num="8" EarthRadius="6370.0">
<QuasiParabolic ID="0" StartDistance="6460.0635" EndDistance="6480.001" A="-3.07451999E12" B="9.4892595E8" C="-73218.9" Error="0.02"/>
<QuasiParabolic ID="1" StartDistance="6480.0" EndDistance="6502.167" A="-1.55564468E12" B="4.80137248E8" C="-37046.93" Error="0.00145"/>
<QuasiParabolic ID="2" StartDistance="6502.167" EndDistance="6524.333" A="0.0" B="5494.945" C="-0.57845354" Error="0.00934"/>
<QuasiParabolic ID="3" StartDistance="6524.333" EndDistance="6545.0" A="2.47466279E11" B="-7.6545336E7" C="5918.967" Error="0.00976"/>
<QuasiParabolic ID="4" StartDistance="6545.0" EndDistance="6550.0" A="3.5299648E13" B="-1.07876782E10" C="824187.3" Error="0.0176"/>
<QuasiParabolic ID="5" StartDistance="6550.0" EndDistance="6556.0" A="3.06780328E13" B="-9.3764977E9" C="716463.6" Error="0.0199"/>
<QuasiParabolic ID="6" StartDistance="6556.0" EndDistance="6566.0" A="8.1296852E13" B="-2.48184791E10" C="1894162.1" Error="0.0104"/>
<QuasiParabolic ID="7" StartDistance="6566.0" EndDistance="6585.677" A="-6.0986845E13" B="1.85210552E10" C="-1406137.6" Error="0.00361"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="66.5" Depth="0.319"/>
<TopsideChapman PeakHeight="215.677" PeakDensity="300938.28" PeakScaleHeight="14.876" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
