<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-02-09 -040 03:00:00.000"
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="15.0">
<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: 60% PACIFIC flags: Multiple candidates for F2x cusp, Multiple candidates for F2o cusp, One of F2 cusps was derived from the other, Trace overlaps while constructing baseline</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.02.09 (040) 03:00:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.15" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-15.95" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="85.88234" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202604002090300001291297002000002515000000001107301000080205120000B05040001
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="9.425" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.506" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="33.045" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="5.275" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="5.275" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="9.700" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="270.000" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="270.000" 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="9.400" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="320.506" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="5.600" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="5.600" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="284.161" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="266.960" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="4.953" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="26.109" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="6.137" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="12.567" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="28.840" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="1.490" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="167">
<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="426">
<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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</Tabulated>
<ShiftedChebyshevList Num="2" >
<ShiftedChebyshev Region="E" StartFrequency="0.2" EndFrequency="0.354" PeakHeight="110.0" Num="3" Error="0.0">
-18.791 2.435 -0.142
</ShiftedChebyshev>
<ShiftedChebyshev Region="F2" StartFrequency="0.354" EndFrequency="9.425" PeakHeight="284.161" Num="5" zHalfNm="266.96" Error="1.714">
-61.034 -11.377 9.095 -4.535 1.438
</ShiftedChebyshev>
</ShiftedChebyshevList>
<QuasiParabolicList Num="10" EarthRadius="6370.0">
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<QuasiParabolic ID="2" StartDistance="6515.916" EndDistance="6551.832" A="0.0" B="-3084.5452" C="0.5134266" Error="0.0659"/>
<QuasiParabolic ID="3" StartDistance="6551.832" EndDistance="6585.0" A="7.2701649E10" B="-2.2233754E7" C="1699.9291" Error="0.0659"/>
<QuasiParabolic ID="4" StartDistance="6585.0" EndDistance="6586.0" A="-2.85890472E12" B="8.6815546E8" C="-65907.45" Error="0.0"/>
<QuasiParabolic ID="5" StartDistance="6586.0" EndDistance="6594.0" A="1.02444313E13" B="-3.1109929E9" C="236183.98" Error="0.0636"/>
<QuasiParabolic ID="6" StartDistance="6594.0" EndDistance="6600.0" A="1.84352453E13" B="-5.5953162E9" C="424561.56" Error="0.0161"/>
<QuasiParabolic ID="7" StartDistance="6600.0" EndDistance="6643.0" A="5.2718362E13" B="-1.59841403E10" C="1211593.6" Error="0.0813"/>
<QuasiParabolic ID="8" StartDistance="6643.0" EndDistance="6650.0" A="1.24928662E14" B="-3.7724406E10" C="2847922.5" Error="0.00992"/>
<QuasiParabolic ID="9" StartDistance="6650.0" EndDistance="6654.161" A="-8.075719E14" B="2.42726879E11" C="-1.823864E7" Error="0.00254"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="107.748" Depth="0.154"/>
<TopsideChapman PeakHeight="284.161" PeakDensity="1102116.9" PeakScaleHeight="12.567" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
