<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-11-03 -307 22:30:00.000"
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 22 0 0 0 0 0 0 0 0 1 0 "/>
<Comments>AR.5002.49 Confidence: 85% PACIFIC flags: Multiple candidates for F2x cusp, One of F2 cusps was derived from the other</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.11.03 (307) 22:30:00</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">
FF202630711032230001291296E02000002520000000001107201000080205120000B05040000
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="8.650" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="4.054" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="35.069" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.425" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.425" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="8.950" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="212.500" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="212.500" 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="0.025" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="8.625" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="248.610" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.602" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.425" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.425" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="224.733" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="214.990" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="9.119" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="14.683" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="3.966" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="10.674" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="17.740" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="1.050" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="250">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
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</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
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</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="331">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
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<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="0.602" PeakHeight="110.0" Num="3" Error="0.0">
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</ShiftedChebyshev>
<ShiftedChebyshev Region="F2" StartFrequency="0.602" EndFrequency="8.65" PeakHeight="224.733" Num="5" zHalfNm="214.99" Error="0.609">
-35.67 -12.193 5.542 -0.978 0.316
</ShiftedChebyshev>
</ShiftedChebyshevList>
<QuasiParabolicList Num="11" EarthRadius="6370.0">
<QuasiParabolic ID="0" StartDistance="6459.9854" EndDistance="6480.001" A="-1.58564916E12" B="4.89397856E8" C="-37761.82" Error="0.0305"/>
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<QuasiParabolic ID="2" StartDistance="6503.917" EndDistance="6527.833" A="0.0" B="8034.383" C="-1.1230184" Error="0.0339"/>
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<QuasiParabolic ID="4" StartDistance="6551.0" EndDistance="6554.0" A="7.5778113E13" B="-2.31353446E10" C="1765827.6" Error="0.0712"/>
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</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="71.75" Depth="0.268"/>
<TopsideChapman PeakHeight="224.733" PeakDensity="928318.9" PeakScaleHeight="10.674" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
