<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-05-10 -130 21:30:00.000"
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: 100%</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.05.10 (130) 21:30:00</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">
FF202613005102130001291296E02000002520000000001107201000080205120000B05040000
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="4.325" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.755" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="16.241" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.925" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.925" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="4.750" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="210.000" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="210.000" 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="0.125" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="4.150" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="265.849" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.552" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.925" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.925" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="230.375" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="206.639" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="6.071" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="33.877" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="1.800" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="18.433" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="29.930" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="3.360" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="57">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
2.925 2.95 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
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
210.000 211.250 212.500 212.500 212.500 213.472 214.444 215.417 216.389 217.361 218.333 219.306 220.278 221.250 222.222 223.194 224.167 225.139 226.111 227.083 228.056 229.028 230.000 227.500 230.000 230.000 230.000 230.000 232.500 232.500 235.000 235.000 235.000 235.000 237.500 237.500 240.000 240.000 240.000 242.500 245.000 247.500 247.500 250.000 252.500 254.581 256.904 259.516 262.473 265.849 269.740 274.273 279.620 286.024 293.832 303.562 316.024
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
39 0 45 54 54 51 78 81 0 75 72 69 75 0 66 69 78 87 84 0 0 63 54 66 54 57 60 66 66 66 57 54 45 48 48 45 60 60 90 90 87 84 81 84 99 99 87 87 75 72 72 75 66 66 63 57 66
</TraceValueList>
<TraceValueList Name="DopplerShift" Type="float" Units="Hz" NoValue="99.0" Description="Doppler Frequency Shift" >
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</TraceValueList>
</Trace>
</TraceList>
<ProfileList Num="1">
<Profile  Algorithm="NH" AlgorithmVersion="4.32" Type="vertical" >
<Tabulated Num="435">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
91.329 92.0 93.0 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 132.0 133.0 133.33333 134.0 135.0 136.0 137.0 138.0 139.0 140.0 141.0 142.0 143.0 144.0 145.0 146.0 147.0 148.0 149.0 150.0 151.0 152.0 153.0 154.0 155.0 156.0 156.66667 157.0 158.0 159.0 160.0 161.0 162.0 163.0 164.0 165.0 166.0 167.0 168.0 169.0 170.0 171.0 172.0 173.0 174.0 175.0 176.0 177.0 178.0 179.0 180.0 181.0 182.0 183.0 184.0 185.0 186.0 187.0 188.0 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 198.0 199.0 200.0 201.0 202.0 203.0 204.0 205.0 206.0 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 218.0 219.0 220.0 221.0 222.0 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 230.375 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 242.0 243.0 244.0 245.0 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0 344.0 345.0 346.0 347.0 348.0 349.0 350.0 351.0 352.0 353.0 354.0 355.0 356.0 357.0 358.0 359.0 360.0 361.0 362.0 363.0 364.0 365.0 366.0 367.0 368.0 369.0 370.0 371.0 372.0 373.0 374.0 375.0 376.0 377.0 378.0 379.0 380.0 381.0 382.0 383.0 384.0 385.0 386.0 387.0 388.0 389.0 390.0 391.0 392.0 393.0 394.0 395.0 396.0 397.0 398.0 399.0 400.0 401.0 402.0 403.0 404.0 405.0 406.0 407.0 408.0 409.0 410.0 411.0 412.0 413.0 414.0 415.0 416.0 417.0 418.0 419.0 420.0 421.0 422.0 423.0 424.0 425.0 426.0 427.0 428.0 429.0 430.0 431.0 432.0 433.0 434.0 435.0 436.0 437.0 438.0 439.0 440.0 441.0 442.0 443.0 444.0 445.0 446.0 447.0 448.0 449.0 450.0 451.0 452.0 453.0 454.0 455.0 456.0 457.0 458.0 459.0 460.0 461.0 462.0 463.0 464.0 465.0 466.0 467.0 468.0 469.0 470.0 471.0 472.0 473.0 474.0 475.0 476.0 477.0 478.0 479.0 480.0 481.0 482.0 483.0 484.0 485.0 486.0 487.0 488.0 489.0 490.0 491.0 492.0 493.0 494.0 495.0 496.0 497.0 498.0 499.0 500.0 501.0 502.0 503.0 504.0 505.0 506.0 507.0 508.0 509.0 510.0 511.0 512.0 513.0 514.0 515.0 516.0 517.0 518.0 519.0 520.0 521.0 522.0
</AltitudeList>
<ProfileValueList Name="PlasmaFrequency" Type="float" Units="MHz" Description="Plasma frequency" >
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</ProfileValueList>
</Tabulated>
<ShiftedChebyshevList Num="2" >
<ShiftedChebyshev Region="E" StartFrequency="0.2" EndFrequency="0.552" PeakHeight="110.0" Num="3" Error="0.0">
-23.076 4.9 -0.495
</ShiftedChebyshev>
<ShiftedChebyshev Region="F2" StartFrequency="0.552" EndFrequency="4.325" PeakHeight="230.375" Num="5" zHalfNm="206.639" Error="1.179">
-55.407 8.688 -5.251 2.363 -0.768
</ShiftedChebyshev>
</ShiftedChebyshevList>
<QuasiParabolicList Num="11" EarthRadius="6370.0">
<QuasiParabolic ID="0" StartDistance="6459.997" EndDistance="6480.001" A="-1.33467852E12" B="4.11937824E8" C="-31785.021" Error="0.0191"/>
<QuasiParabolic ID="1" StartDistance="6480.0" EndDistance="6503.333" A="-6.6259216E11" B="2.04503744E8" C="-15779.306" Error="0.00449"/>
<QuasiParabolic ID="2" StartDistance="6503.333" EndDistance="6526.667" A="0.0" B="1686.0592" C="-0.15768278" Error="0.00468"/>
<QuasiParabolic ID="3" StartDistance="6526.667" EndDistance="6528.0" A="-5.897399E12" B="1.80667802E9" C="-138369.61" Error="0.00849"/>
<QuasiParabolic ID="4" StartDistance="6528.0" EndDistance="6530.0" A="2.33296495E12" B="-7.1487955E8" C="54764.402" Error="0.0181"/>
<QuasiParabolic ID="5" StartDistance="6530.0" EndDistance="6549.0" A="1.15573137E11" B="-3.5739584E7" C="2762.876" Error="0.0188"/>
<QuasiParabolic ID="6" StartDistance="6549.0" EndDistance="6557.0" A="1.46986836E13" B="-4.4892774E9" C="342779.53" Error="0.0148"/>
<QuasiParabolic ID="7" StartDistance="6557.0" EndDistance="6562.0" A="1.49286845E13" B="-4.5594317E9" C="348129.1" Error="0.00488"/>
<QuasiParabolic ID="8" StartDistance="6562.0" EndDistance="6568.0" A="3.14676127E13" B="-9.6002509E9" C="732220.75" Error="0.00458"/>
<QuasiParabolic ID="9" StartDistance="6568.0" EndDistance="6575.0" A="5.5846441E13" B="-1.70237676E10" C="1297348.4" Error="0.00192"/>
<QuasiParabolic ID="10" StartDistance="6575.0" EndDistance="6600.375" A="-3.10044042E13" B="9.3947402E9" C="-711663.56" Error="0.0121"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="70.0" Depth="0.234"/>
<TopsideChapman PeakHeight="230.375" PeakDensity="232079.72" PeakScaleHeight="18.433" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
