<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-05-09 -129 23:45:00.000"
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 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" >
2026.05.09 (129) 23:45:00</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">
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</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="4.125" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.354" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="13.835" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.950" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.950" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="4.500" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="262.500" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="262.500" 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="3.900" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="316.241" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.950" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.950" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="282.369" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="254.889" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="4.017" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="39.285" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="1.867" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="21.053" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="36.280" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="2.820" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="48">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
262.500 262.500 263.750 265.000 265.000 265.000 267.500 267.500 267.500 270.000 270.000 272.500 272.500 272.500 275.000 275.000 277.500 277.500 280.000 280.000 282.500 282.500 285.000 285.000 287.500 287.500 290.000 290.000 292.500 295.000 297.500 300.000 300.000 302.500 304.644 307.038 309.727 312.770 316.241 320.239 324.892 330.376 336.935 344.921 354.855 367.550 384.340 407.591
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
54 60 0 72 72 84 84 87 87 90 90 102 105 105 105 105 102 105 105 108 99 78 75 81 78 81 78 75 75 87 87 72 72 57 51 78 81 57 57 81 81 78 78 81 78 90 87 84
</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="525">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
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<ShiftedChebyshevList Num="2" >
<ShiftedChebyshev Region="E" StartFrequency="0.2" EndFrequency="0.354" PeakHeight="110.0" Num="3" Error="0.0">
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</ShiftedChebyshev>
<ShiftedChebyshev Region="F2" StartFrequency="0.354" EndFrequency="4.125" PeakHeight="282.369" Num="5" zHalfNm="254.889" Error="2.035">
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</ShiftedChebyshev>
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<ProfileValley Model="ULCAR" Width="105.92" Depth="0.154"/>
<TopsideChapman PeakHeight="282.369" PeakDensity="211111.97" PeakScaleHeight="21.053" />
</Profile>
</ProfileList>
</SAORecord>
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