<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-06-02 -153 20:35:00.000"
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 33 0 0 0 0 0 0 0 0 1 0 "/>
<Comments>AR.5002.49 Confidence: 65% PACIFIC flags: Multiple candidates for F2o cusp, One of F2 cusps was derived from the other, Unidentified traces above foF2</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.06.02 (153) 20:35:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.22" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-16.00" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="73.46457" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202615306022035001291296E02000002520000000001107201000080205120000B05040000
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="5.050" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.827" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="19.329" 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="5.400" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="197.500" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="197.500" 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="4.700" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="243.672" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="1.223" 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="215.269" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="182.108" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="5.775" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="47.324" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="3.529" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="25.848" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="41.990" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="3.320" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="85">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
197.500 197.500 197.500 200.000 200.000 200.000 200.000 200.000 200.000 200.000 200.000 200.000 200.000 200.000 200.000 202.500 202.500 202.500 202.500 202.500 202.500 202.500 202.500 202.500 205.000 205.000 205.000 205.000 207.500 207.500 207.500 207.500 207.500 207.500 207.500 210.000 210.000 210.000 212.500 212.500 212.500 212.500 215.000 215.000 215.000 215.000 217.500 217.500 217.500 220.000 222.500 222.500 222.500 222.500 222.500 225.000 227.500 227.500 230.000 230.000 230.000 232.500 232.500 235.000 235.000 237.500 240.000 240.000 241.093 242.309 243.672 245.210 246.959 248.965 251.289 254.014 257.252 261.165 265.988 272.080 280.017 290.788 306.239 330.269 372.767
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
30 45 48 72 69 69 69 69 72 72 72 87 84 69 69 69 69 87 87 87 87 72 72 75 78 63 60 60 57 54 57 57 57 51 48 66 66 81 78 93 93 69 69 81 81 81 84 84 84 84 78 72 75 75 72 87 81 72 69 48 48 48 48 60 60 81 84 81 84 90 87 72 69 75 69 0 78 84 0 0 0 81 93 99 96
</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 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 -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="553">
<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="1.223" PeakHeight="110.0" Num="3" Error="0.0">
-27.358 8.958 -1.514
</ShiftedChebyshev>
<ShiftedChebyshev Region="F2" StartFrequency="1.223" EndFrequency="5.05" PeakHeight="215.269" Num="5" zHalfNm="182.108" Error="0.529">
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</ShiftedChebyshev>
</ShiftedChebyshevList>
<QuasiParabolicList Num="8" EarthRadius="6370.0">
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<QuasiParabolic ID="1" StartDistance="6480.0" EndDistance="6495.024" A="-3.53240377E12" B="1.09024806E9" C="-84122.586" Error="8.81E-4"/>
<QuasiParabolic ID="2" StartDistance="6495.024" EndDistance="6510.047" A="0.0" B="-31406.742" C="5.8811154" Error="0.00978"/>
<QuasiParabolic ID="3" StartDistance="6510.047" EndDistance="6524.0" A="8.3873995E11" B="-2.5860816E8" C="19934.92" Error="0.0105"/>
<QuasiParabolic ID="4" StartDistance="6524.0" EndDistance="6527.0" A="4.5350212E13" B="-1.39040625E10" C="1065723.9" Error="0.0135"/>
<QuasiParabolic ID="5" StartDistance="6527.0" EndDistance="6535.0" A="9.1042957E12" B="-2.79760742E9" C="214915.31" Error="0.0119"/>
<QuasiParabolic ID="6" StartDistance="6535.0" EndDistance="6551.0" A="3.02804296E13" B="-9.2784435E9" C="710771.2" Error="0.0118"/>
<QuasiParabolic ID="7" StartDistance="6551.0" EndDistance="6585.269" A="-2.13521028E13" B="6.4848077E9" C="-492346.78" Error="0.0124"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="45.071" Depth="0.2"/>
<TopsideChapman PeakHeight="215.269" PeakDensity="316408.2" PeakScaleHeight="25.848" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
