<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-03-10 -069 05:35:00.000"
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="15.0">
<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 44 0 0 0 0 0 0 0 0 1 0 "/>
<Comments>AR.5002.49 Confidence: 40% PACIFIC flags: Multiple candidates for F2x cusp, Multiple candidates for F2o cusp, F2 cusps do not match, Unidentified traces above foF2</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.03.10 (069) 05:35:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.17" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-15.96" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="82.25368" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202606903100535001291297002000002515000000001107301000080205120000B05040001
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="5.550" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.468" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="19.250" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="4.125" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="4.125" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="6.625" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="280.000" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="280.000" 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="0.075" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="5.525" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="325.000" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="4.125" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="4.125" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="279.258" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="258.963" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="3.790" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="29.651" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="2.482" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="15.045" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="30.400" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="1.800" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="58">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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 4.95 4.975 5.0 5.025 5.05 5.075 5.1 5.125 5.15 5.175 5.2 5.225 5.25 5.275 5.3 5.325 5.35 5.375 5.4 5.425 5.45 5.475 5.5 5.525 5.55
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
280.000 282.500 282.500 282.500 282.500 282.500 285.000 285.000 285.000 285.000 285.000 287.500 287.500 287.500 287.500 287.500 290.000 290.000 290.833 291.667 292.500 292.500 292.500 292.500 295.000 295.000 297.500 297.500 297.500 300.000 300.000 300.000 300.000 300.000 302.500 302.500 305.000 305.000 306.250 307.500 307.500 308.750 310.000 312.500 312.500 313.750 315.000 315.000 315.000 317.500 318.750 320.000 320.000 320.407 321.051 322.219 325.000 340.155
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
102 105 111 111 99 96 99 96 99 96 99 96 72 66 72 72 93 99 78 78 114 108 96 96 99 99 93 90 105 108 78 78 78 78 111 108 111 111 60 72 72 69 105 102 96 93 111 111 114 105 72 78 75 69 111 111 105 0
</TraceValueList>
<TraceValueList Name="DopplerShift" Type="float" Units="Hz" NoValue="99.0" Description="Doppler Frequency Shift" >
1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625
</TraceValueList>
</Trace>
</TraceList>
<ProfileList Num="1">
<Profile  Algorithm="NH" AlgorithmVersion="4.32" Type="vertical" >
<Tabulated Num="442">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
93.502 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 132.0 133.0 134.0 135.0 136.0 137.0 138.0 139.0 140.0 141.0 142.0 143.0 144.0 145.0 146.0 146.055 147.0 148.0 149.0 150.0 151.0 152.0 153.0 154.0 155.0 156.0 157.0 158.0 159.0 160.0 161.0 162.0 163.0 164.0 165.0 166.0 167.0 168.0 169.0 170.0 171.0 172.0 173.0 174.0 175.0 176.0 177.0 178.0 179.0 180.0 181.0 182.0 182.11 183.0 184.0 185.0 186.0 187.0 188.0 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 198.0 199.0 200.0 201.0 202.0 203.0 204.0 205.0 206.0 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 218.0 218.165 219.0 220.0 221.0 222.0 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 242.0 243.0 244.0 245.0 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 279.258 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0 344.0 345.0 346.0 347.0 348.0 349.0 350.0 351.0 352.0 353.0 354.0 355.0 356.0 357.0 358.0 359.0 360.0 361.0 362.0 363.0 364.0 365.0 366.0 367.0 368.0 369.0 370.0 371.0 372.0 373.0 374.0 375.0 376.0 377.0 378.0 379.0 380.0 381.0 382.0 383.0 384.0 385.0 386.0 387.0 388.0 389.0 390.0 391.0 392.0 393.0 394.0 395.0 396.0 397.0 398.0 399.0 400.0 401.0 402.0 403.0 404.0 405.0 406.0 407.0 408.0 409.0 410.0 411.0 412.0 413.0 414.0 415.0 416.0 417.0 418.0 419.0 420.0 421.0 422.0 423.0 424.0 425.0 426.0 427.0 428.0 429.0 430.0 431.0 432.0 433.0 434.0 435.0 436.0 437.0 438.0 439.0 440.0 441.0 442.0 443.0 444.0 445.0 446.0 447.0 448.0 449.0 450.0 451.0 452.0 453.0 454.0 455.0 456.0 457.0 458.0 459.0 460.0 461.0 462.0 463.0 464.0 465.0 466.0 467.0 468.0 469.0 470.0 471.0 472.0 473.0 474.0 475.0 476.0 477.0 478.0 479.0 480.0 481.0 482.0 483.0 484.0 485.0 486.0 487.0 488.0 489.0 490.0 491.0 492.0 493.0 494.0 495.0 496.0 497.0 498.0 499.0 500.0 501.0 502.0 503.0 504.0 505.0 506.0 507.0 508.0 509.0 510.0 511.0 512.0 513.0 514.0 515.0 516.0 517.0 518.0 519.0 520.0 521.0 522.0 523.0 524.0 525.0 526.0 527.0 528.0 529.0 530.0
</AltitudeList>
<ProfileValueList Name="PlasmaFrequency" Type="float" Units="MHz" Description="Plasma frequency" >
0.2 0.21213934 0.23390245 0.2526677 0.26895854 0.28319094 0.29565945 0.30659118 0.31614733 0.32445762 0.331616 0.33769703 0.34275886 0.34684667 0.3499937 0.352225 0.3535571 0.354 0.3538872 0.35362422 0.35321164 0.35257575 0.35171902 0.35071892 0.34950462 0.34815413 0.34652644 0.34477356 0.34282959 0.34063274 0.3382637 0.33566448 0.33291543 0.32989758 0.3266311 0.3231376 0.3194399 0.31550327 0.31130162 0.30681804 0.30204564 0.2970131 0.2915656 0.28588745 0.27980655 0.27337682 0.2665694 0.25932088 0.25158715 0.24329996 0.23450466 0.22510348 0.21495423 0.20417666 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.20380141 0.20807266 0.21234392 0.21661517 0.22088642 0.22515768 0.22942893 0.23370019 0.23797144 0.24224268 0.24651393 0.2507852 0.25505644 0.25932768 0.26359895 0.2678702 0.27214146 0.2764127 0.28068396 0.2849552 0.28922647 0.2934977 0.29776895 0.30204022 0.30631146 0.31058273 0.31485397 0.31912524 0.32339647 0.32766774 0.33193898 0.33621022 0.3404815 0.34475273 0.349024 0.35329524 0.354 0.39203683 0.43391734 0.47493085 0.51648194 0.55937773 0.6041735 0.6513311 0.70124394 0.754255 0.81067467 0.8707967 0.9348416 1.0029746 1.0753227 1.1519053 1.2326717 1.3174886 1.4061449 1.4984136 1.5939599 1.6924897 1.793657 1.8971575 2.0026834 2.1099646 2.2187517 2.328826 2.440006 2.5521178 2.665037 2.7786112 2.8927467 3.007331 3.12227 3.2374778 3.3528638 3.468326 3.583756 3.6990407 3.814076 3.92869 4.042738 4.156008 4.2682953 4.3793416 4.4888406 4.5964203 4.701708 4.8041973 4.903363 4.998559 5.089097 5.1741943 5.2529497 5.324456 5.387753 5.4418616 5.4858456 5.5188704 5.5402756 5.54959 5.55 5.548695 5.5429106 5.5326886 5.5182343 5.4997535 5.4774513 5.4515324 5.4221983 5.389649 5.3540807 5.3156857 5.274652 5.231162 5.185395 5.1375217 5.0877104 5.0361214 4.98291 4.9282255 4.8722105 4.8150015 4.75673 4.6975207 4.6374917 4.576757 4.515423 4.453592 4.3913593 4.328816 4.266048 4.2031355 4.1401544 4.0771756 4.014266 3.9514873 3.888898 3.8265517 3.7644987 3.7027857 3.641456 3.580549 3.5201018 3.4601476 3.4007173 3.3418393 3.2835388 3.2258391 3.1687613 3.1123233 3.0565426 3.0014334 2.9470088 2.8932803 2.8402572 2.7879477 2.7363586 2.6854954 2.6353621 2.5859623 2.5372975 2.489369 2.4421766 2.39572 2.3499975 2.3050067 2.2607448 2.2172081 2.1743927 2.1322935 2.090906 2.0502238 2.0102415 1.9709524 1.93235 1.8944274 1.857177 1.8205917 1.7846634 1.7493845 1.7147467 1.6807419 1.6473619 1.614598 1.5824419 1.5508848 1.5199184 1.4895338 1.4597222 1.430475 1.4017836 1.373639 1.3460329 1.3189563 1.2924006 1.2663575 1.2408181 1.2157743 1.1912174 1.1671392 1.1435313 1.1203856 1.0976939 1.0754484 1.0536408 1.0322635 1.0113088 0.99076873 0.970636 0.950903 0.93156236 0.9126069 0.8940294 0.8758227 0.85798 0.84049433 0.823359 0.8065674 0.7901128 0.7739889 0.7581893 0.74270785 0.7275383 0.7126747 0.69811106 0.6838416 0.66986054 0.6561623 0.6427413 0.6295921 0.6167094 0.60408795 0.5917225 0.57960814 0.5677398 0.5561126 0.5447218 0.53356266 0.5226306 0.51192105 0.5014297 0.49115196 0.48108375 0.47122076 0.46155897 0.45209426 0.4428227 0.43374038 0.42484355 0.41612843 0.40759134 0.39922872 0.39103702 0.38301283 0.3751527 0.36745337 0.35991153 0.352524 0.34528768 0.3381995 0.33125642 0.3244555 0.31779388 0.31126872 0.30487722 0.29861668 0.2924844 0.28647783 0.28059438 0.2748315 0.26918682 0.26365784 0.25824225 0.2529377 0.24774198 0.24265283 0.23766807 0.23278557 0.22800325 0.22331905 0.21873099 0.21423708 0.2098354 0.20552404 0.2013012 0.19716504 0.19311379 0.1891457 0.18525907 0.18145226 0.17772362 0.17407152 0.17049442 0.16699079 0.1635591 0.1601979 0.15690571 0.15368116 0.15052283 0.14742938 0.14439946 0.1414318 0.13852508 0.13567808 0.13288957 0.13015835 0.12748323 0.12486309 0.122296765 0.11978317 0.11732122 0.11490986 0.112548046 0.11023475 0.107969 0.10574981 0.10357621 0.101447284 0.0993621 0.09731977 0.095319405 0.09336015 0.09144116 0.089561604 0.08772068 0.085917585 0.08415154 0.0824218 0.08072761 0.07906823 0.07744296 0.07585109 0.07429194 0.072764836 0.07126912 0.06980414 0.06836927 0.06696389 0.0655874 0.064239204 0.062918715 0.061625365 0.060358603 0.059117876 0.05790265 0.056712404 0.055546623 0.054404803 0.05328645 0.05219109 0.051118243 0.050067447

</ProfileValueList>
</Tabulated>
<ShiftedChebyshevList Num="2" >
<ShiftedChebyshev Region="E" StartFrequency="0.2" EndFrequency="0.354" PeakHeight="110.0" Num="3" Error="0.0">
-18.791 2.435 -0.142
</ShiftedChebyshev>
<ShiftedChebyshev Region="F2" StartFrequency="0.354" EndFrequency="5.55" PeakHeight="279.258" Num="5" zHalfNm="258.963" Error="1.007">
-59.065 -4.135 2.904 -1.52 0.723
</ShiftedChebyshev>
</ShiftedChebyshevList>
<ProfileValley Model="ULCAR" Width="108.165" Depth="0.154"/>
<TopsideChapman PeakHeight="279.258" PeakDensity="382165.0" PeakScaleHeight="15.045" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
