<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-05-10 -130 09:10:00.000"
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: 70% PACIFIC flags: F2x cusp not found, One of F2 cusps was derived from the other</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.05.10 (130) 09:10:00</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">
FF202613005100910001291296E02000002520000000001107201000080205120000B05040000
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="6.100" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.283" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="20.025" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="5.775" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="5.775" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="6.375" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="345.000" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="345.000" 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="0.050" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="6.050" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="355.682" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.467" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="5.900" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="5.900" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="286.189" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="255.175" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="3.241" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="44.951" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="4.569" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="23.123" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="45.730" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="1.900" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="14">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
5.775 5.8 5.825 5.85 5.875 5.9 5.925 5.95 5.975 6.0 6.025 6.05 6.075 6.1
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
347.500 347.000 346.500 346.000 345.500 345.000 346.250 347.500 348.679 350.246 352.429 355.682 361.046 371.561
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
75 0 0 0 0 0 0 0 0 75 0 0 0 0
</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 9.375 -3.125 -3.125 -3.125 9.375 -3.125 -3.125 -3.125 -3.125
</TraceValueList>
</Trace>
</TraceList>
<ProfileList Num="1">
<Profile  Algorithm="NH" AlgorithmVersion="4.32" Type="vertical" >
<Tabulated Num="592">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
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</ProfileValueList>
</Tabulated>
<ShiftedChebyshevList Num="2" >
<ShiftedChebyshev Region="E" StartFrequency="0.2" EndFrequency="0.467" PeakHeight="110.0" Num="3" Error="0.0">
-21.72 3.974 -0.34
</ShiftedChebyshev>
<ShiftedChebyshev Region="F2" StartFrequency="0.467" EndFrequency="6.1" PeakHeight="286.189" Num="5" zHalfNm="255.175" Error="1.382">
-85.926 -3.722 2.352 -1.191 0.651
</ShiftedChebyshev>
</ShiftedChebyshevList>
<QuasiParabolicList Num="9" EarthRadius="6370.0">
<QuasiParabolic ID="0" StartDistance="6460.005" EndDistance="6480.001" A="-9.5590076E11" B="2.95031104E8" C="-22764.527" Error="0.00892"/>
<QuasiParabolic ID="1" StartDistance="6480.0" EndDistance="6509.451" A="-3.65833683E11" B="1.12911632E8" C="-8712.099" Error="0.00709"/>
<QuasiParabolic ID="2" StartDistance="6509.451" EndDistance="6538.902" A="0.0" B="-2767.603" C="0.46491742" Error="0.0416"/>
<QuasiParabolic ID="3" StartDistance="6538.902" EndDistance="6567.0" A="1.93206354E11" B="-5.92184E7" C="4537.6816" Error="0.0416"/>
<QuasiParabolic ID="4" StartDistance="6567.0" EndDistance="6570.0" A="7.6494206E12" B="-2.33003136E9" C="177433.44" Error="0.0151"/>
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</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="88.353" Depth="0.267"/>
<TopsideChapman PeakHeight="286.189" PeakDensity="461662.53" PeakScaleHeight="23.123" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
