<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-03-19 -078 08:05:00.000"
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 11 0 0 0 0 0 0 0 0 1 0 "/>
<Comments>AR.5002.49 Confidence: 95% PACIFIC flags: Multiple candidates for F2o cusp</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.03.19 (078) 08:05:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.18" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-15.97" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="82.25368" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202607803190805001291296E02000002520000000001107201000080205120000B05040000
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="2.975" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.280" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="9.757" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.100" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.100" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="3.375" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="265.000" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="265.000" 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="0.100" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="2.850" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="335.316" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.100" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.100" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="284.291" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="250.590" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="2.869" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="48.066" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="1.195" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="25.663" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="45.860" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="2.510" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="36">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
2.1 2.125 2.15 2.175 2.2 2.225 2.25 2.275 2.3 2.325 2.35 2.375 2.4 2.425 2.45 2.475 2.5 2.525 2.55 2.575 2.6 2.625 2.65 2.675 2.7 2.725 2.75 2.775 2.8 2.825 2.85 2.875 2.9 2.925 2.95 2.975
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
265.000 267.500 269.000 270.500 272.000 273.500 275.000 276.667 278.333 280.000 282.500 285.000 285.000 287.500 287.500 288.750 290.000 293.333 296.667 300.000 305.000 305.000 307.500 310.000 312.358 315.007 318.003 321.420 325.353 329.928 335.316 341.757 349.590 359.323 371.741 388.136
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
75 78 0 0 0 0 66 0 0 57 54 63 66 81 78 0 63 0 0 69 63 69 72 72 72 0 66 0 57 45 48 66 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 -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 -9.375 -3.125 9.375 -3.125
</TraceValueList>
</Trace>
</TraceList>
<ProfileList Num="1">
<Profile  Algorithm="NH" AlgorithmVersion="4.32" Type="vertical" >
<Tabulated Num="572">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
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</AltitudeList>
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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="2.975" PeakHeight="284.291" Num="5" zHalfNm="250.59" Error="1.336">
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</ShiftedChebyshev>
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<QuasiParabolic ID="3" StartDistance="6544.173" EndDistance="6574.0" A="4.928716E10" B="-1.5140359E7" C="1162.739" Error="0.00928"/>
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<ProfileValley Model="ULCAR" Width="96.26" Depth="0.154"/>
<TopsideChapman PeakHeight="284.291" PeakDensity="109809.24" PeakScaleHeight="25.663" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
