<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-11-01 -305 19:55:00.000"
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: 95% PACIFIC flags: Multiple candidates for F2x cusp</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.11.01 (305) 19:55:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.32" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-16.06" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="60.383656" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202630511011955001291296E02000002520000000001107201000080205120000B05040000
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="4.575" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.754" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="17.175" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="3.250" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="3.250" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="4.875" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="215.000" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="215.000" 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="0.025" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="4.550" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="283.701" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="2.530" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="3.250" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="3.250" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="194.054" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="146.753" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="11.078" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="46.174" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="3.695" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="30.438" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="86.920" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="1.000" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="54">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
215.000 215.000 216.000 217.000 218.000 219.000 220.000 222.500 222.500 225.000 227.500 227.500 227.500 227.500 230.000 230.000 230.000 232.500 232.500 235.000 237.500 240.000 242.500 245.000 247.500 250.000 252.500 252.500 255.000 257.500 258.500 259.500 260.500 261.500 262.500 265.000 265.000 267.500 267.500 270.000 270.000 270.000 270.000 272.500 272.500 272.500 273.470 274.577 275.851 277.332 279.078 281.164 283.701 286.853
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
63 63 0 0 0 0 57 81 84 60 60 66 66 63 60 51 48 48 48 48 45 33 0 0 0 0 54 81 81 54 0 0 0 0 69 81 81 81 84 57 60 60 60 69 72 60 60 33 33 0 0 0 0 0
</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="598">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
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<ShiftedChebyshevList Num="2" >
<ShiftedChebyshev Region="E" StartFrequency="0.2" EndFrequency="2.53" PeakHeight="110.0" Num="3" Error="0.0">
-29.747 12.057 -2.676
</ShiftedChebyshev>
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<ProfileValley Model="ULCAR" Width="16.237" Depth="0.124"/>
<TopsideChapman PeakHeight="194.054" PeakDensity="259685.17" PeakScaleHeight="30.438" />
</Profile>
</ProfileList>
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</SAORecordList>
