<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-10-13 -286 22:45:00.000"
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="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 44 0 0 0 0 0 0 0 0 1 0 "/>
<Comments>AR.5002.49 Confidence: 40% PACIFIC flags: Multiple candidates for F2x cusp, Multiple candidates for F2o cusp, F2 cusps do not match, Unidentified traces above foF2</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.10.13 (286) 22:45:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.31" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-16.05" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="62.486557" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202628610132245001291296E02000002520000000001107201000080205120000B05040000
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="8.700" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.933" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="34.215" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="3.225" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="3.225" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="9.825" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="202.500" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="202.500" 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="0.100" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="8.650" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="260.000" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.376" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="3.225" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="3.225" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="228.118" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="212.377" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="9.462" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="23.442" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="4.747" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="11.624" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="24.830" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="1.650" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="220">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
202.500 202.500 202.500 202.500 202.500 202.500 202.500 202.500 202.500 205.000 205.000 205.000 205.000 205.000 205.000 205.000 205.000 205.000 205.000 205.238 205.476 205.714 205.952 206.190 206.429 206.667 206.905 207.143 207.381 207.619 207.857 208.095 208.333 208.571 208.810 209.048 209.286 209.524 209.762 210.000 210.000 210.000 210.000 210.000 210.000 210.000 210.000 210.000 210.000 212.500 212.500 212.500 212.500 212.500 212.500 212.500 212.500 212.500 212.500 215.000 215.000 215.000 215.000 215.000 215.000 215.000 215.000 215.000 215.000 217.500 217.500 217.500 217.500 217.500 217.500 217.500 217.500 217.500 217.500 217.500 217.500 217.500 220.000 220.000 220.000 220.000 220.000 220.000 220.000 222.500 222.500 222.500 222.500 222.500 222.500 222.500 222.500 222.500 222.500 225.000 225.000 225.000 225.000 225.000 225.000 225.000 225.000 225.000 227.500 227.500 227.500 227.500 227.500 227.500 227.500 227.500 227.500 230.000 230.000 230.000 230.000 230.000 230.000 230.000 230.000 232.500 232.500 232.500 232.500 232.500 232.500 232.500 235.000 235.000 235.000 235.000 235.000 237.500 237.500 237.500 237.500 237.500 237.500 238.750 240.000 240.000 240.000 240.000 240.000 240.000 242.500 242.500 242.500 242.500 242.500 242.500 242.500 240.833 239.167 237.500 237.500 237.500 237.500 237.500 237.500 237.500 237.500 237.500 237.500 240.000 240.000 242.500 245.000 245.234 245.469 245.703 245.938 246.172 246.406 246.641 246.875 247.109 247.344 247.578 247.813 248.047 248.281 248.516 248.750 248.984 249.219 249.453 249.688 249.922 250.156 250.391 250.625 250.859 251.094 251.328 251.563 251.797 252.031 252.266 252.500 252.500 257.500 262.500 263.750 265.000 266.250 267.500 266.000 264.500 263.000 261.500 260.000 260.000 261.812 279.747
</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="350">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
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</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="0.376" PeakHeight="110.0" Num="3" Error="0.0">
-19.523 2.766 -0.178
</ShiftedChebyshev>
<ShiftedChebyshev Region="F2" StartFrequency="0.376" EndFrequency="8.7" PeakHeight="228.118" Num="5" zHalfNm="212.377" Error="1.229">
-51.135 -5.651 4.95 -2.304 0.772
</ShiftedChebyshev>
</ShiftedChebyshevList>
<QuasiParabolicList Num="9" EarthRadius="6370.0">
<QuasiParabolic ID="0" StartDistance="6460.02" EndDistance="6480.001" A="-6.2059197E11" B="1.91540736E8" C="-14779.236" Error="0.00242"/>
<QuasiParabolic ID="1" StartDistance="6480.0" EndDistance="6501.583" A="-3.18798168E11" B="9.8394496E7" C="-7592.027" Error="0.0019"/>
<QuasiParabolic ID="2" StartDistance="6501.583" EndDistance="6523.167" A="0.0" B="9565.51" C="-1.413549" Error="0.0826"/>
<QuasiParabolic ID="3" StartDistance="6523.167" EndDistance="6543.0" A="-9.3115474E10" B="2.8332948E7" C="-2155.0916" Error="0.0826"/>
<QuasiParabolic ID="4" StartDistance="6543.0" EndDistance="6544.0" A="8.8988881E12" B="-2.72025446E9" C="207885.22" Error="0.0"/>
<QuasiParabolic ID="5" StartDistance="6544.0" EndDistance="6552.0" A="1.56200107E13" B="-4.7743872E9" C="364833.0" Error="0.0859"/>
<QuasiParabolic ID="6" StartDistance="6552.0" EndDistance="6592.0" A="6.8334096E13" B="-2.08653783E10" C="1592778.0" Error="0.143"/>
<QuasiParabolic ID="7" StartDistance="6592.0" EndDistance="6596.0" A="-3.92246914E14" B="1.18874006E11" C="-9006387.0" Error="0.00132"/>
<QuasiParabolic ID="8" StartDistance="6596.0" EndDistance="6598.118" A="-6.2442704E14" B="1.89274276E11" C="-1.4342975E7" Error="1.1E-4"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="64.75" Depth="0.136"/>
<TopsideChapman PeakHeight="228.118" PeakDensity="939081.9" PeakScaleHeight="11.624" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
