<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-03-27 -086 08:35:00.000"
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="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" >
2026.03.27 (086) 08:35:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.18" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-15.97" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="82.25368" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202608603270835001291296E02000002520000000001107201000080205120000B05040000
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="3.800" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.846" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="14.615" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.275" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.275" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="4.100" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="207.500" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="207.500" 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="3.675" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="257.816" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.395" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.275" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.275" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="223.796" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="203.382" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="3.042" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="29.078" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="1.179" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="15.675" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="26.030" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="3.150" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="62">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
2.275 2.3 2.325 2.35 2.375 2.4 2.425 2.45 2.475 2.5 2.525 2.55 2.575 2.6 2.625 2.65 2.675 2.7 2.725 2.75 2.775 2.8 2.825 2.85 2.875 2.9 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
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
207.500 207.917 208.333 208.750 209.167 209.583 210.000 210.000 210.000 210.000 210.000 212.500 212.500 212.500 212.500 212.500 213.125 213.750 214.375 215.000 215.833 216.667 217.500 217.500 218.125 218.750 219.375 220.000 220.000 220.000 222.500 222.500 222.500 225.000 225.000 225.000 227.500 227.500 227.500 227.500 230.000 232.500 232.500 232.500 235.000 235.000 237.500 240.000 240.000 242.500 245.000 245.000 246.843 248.965 251.434 254.341 257.816 262.042 267.293 273.994 282.839 295.057
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
42 0 0 0 0 0 66 66 57 57 54 51 39 39 51 51 0 0 0 54 0 0 30 30 0 0 0 39 57 54 66 69 69 66 0 69 66 69 0 66 81 78 81 81 81 81 81 78 69 66 66 66 69 0 69 60 54 0 0 36 45 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 -9.375 -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="379">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
92.748 93.0 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 132.0 132.75 133.0 134.0 135.0 136.0 137.0 138.0 139.0 140.0 141.0 142.0 143.0 144.0 145.0 146.0 147.0 148.0 149.0 150.0 151.0 152.0 153.0 154.0 155.0 155.5 156.0 157.0 158.0 159.0 160.0 161.0 162.0 163.0 164.0 165.0 166.0 167.0 168.0 169.0 170.0 171.0 172.0 173.0 174.0 175.0 176.0 177.0 178.0 178.25 179.0 180.0 181.0 182.0 183.0 184.0 185.0 186.0 187.0 188.0 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 198.0 199.0 200.0 201.0 202.0 203.0 204.0 205.0 206.0 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 218.0 219.0 220.0 221.0 222.0 223.0 223.796 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 242.0 243.0 244.0 245.0 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0 344.0 345.0 346.0 347.0 348.0 349.0 350.0 351.0 352.0 353.0 354.0 355.0 356.0 357.0 358.0 359.0 360.0 361.0 362.0 363.0 364.0 365.0 366.0 367.0 368.0 369.0 370.0 371.0 372.0 373.0 374.0 375.0 376.0 377.0 378.0 379.0 380.0 381.0 382.0 383.0 384.0 385.0 386.0 387.0 388.0 389.0 390.0 391.0 392.0 393.0 394.0 395.0 396.0 397.0 398.0 399.0 400.0 401.0 402.0 403.0 404.0 405.0 406.0 407.0 408.0 409.0 410.0 411.0 412.0 413.0 414.0 415.0 416.0 417.0 418.0 419.0 420.0 421.0 422.0 423.0 424.0 425.0 426.0 427.0 428.0 429.0 430.0 431.0 432.0 433.0 434.0 435.0 436.0 437.0 438.0 439.0 440.0 441.0 442.0 443.0 444.0 445.0 446.0 447.0 448.0 449.0 450.0 451.0 452.0 453.0 454.0 455.0 456.0 457.0 458.0 459.0 460.0 461.0 462.0 463.0 464.0 465.0 466.0
</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="0.395" PeakHeight="110.0" Num="3" Error="0.0">
-20.079 3.036 -0.209
</ShiftedChebyshev>
<ShiftedChebyshev Region="F2" StartFrequency="0.395" EndFrequency="3.8" PeakHeight="223.796" Num="5" zHalfNm="203.382" Error="0.658">
-49.44 6.525 -4.225 1.85 -0.256
</ShiftedChebyshev>
</ShiftedChebyshevList>
<QuasiParabolicList Num="9" EarthRadius="6370.0">
<QuasiParabolic ID="0" StartDistance="6460.013" EndDistance="6480.001" A="-6.8440516E11" B="2.11236144E8" C="-16298.93" Error="0.00305"/>
<QuasiParabolic ID="1" StartDistance="6480.0" EndDistance="6502.75" A="-3.43752704E11" B="1.06096512E8" C="-8186.303" Error="0.00233"/>
<QuasiParabolic ID="2" StartDistance="6502.75" EndDistance="6525.5" A="0.0" B="1356.5187" C="-0.15278125" Error="0.0107"/>
<QuasiParabolic ID="3" StartDistance="6525.5" EndDistance="6547.0" A="5.8316694E10" B="-1.8027008E7" C="1393.0928" Error="0.0114"/>
<QuasiParabolic ID="4" StartDistance="6547.0" EndDistance="6550.0" A="1.36859909E13" B="-4.18105574E9" C="319327.16" Error="0.0316"/>
<QuasiParabolic ID="5" StartDistance="6550.0" EndDistance="6555.0" A="5.8897434E12" B="-1.80052211E9" C="137607.05" Error="0.0144"/>
<QuasiParabolic ID="6" StartDistance="6555.0" EndDistance="6560.0" A="1.5067408E13" B="-4.600725E9" C="351199.94" Error="0.00456"/>
<QuasiParabolic ID="7" StartDistance="6560.0" EndDistance="6573.0" A="4.0250957E13" B="-1.22786365E10" C="936406.56" Error="0.0248"/>
<QuasiParabolic ID="8" StartDistance="6573.0" EndDistance="6593.796" A="-3.25886704E13" B="9.8846464E9" C="-749526.94" Error="0.00359"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="68.25" Depth="0.159"/>
<TopsideChapman PeakHeight="223.796" PeakDensity="179156.33" PeakScaleHeight="15.675" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
