<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-10-30 -303 08:35:00.000"
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 22 0 0 0 0 0 0 0 0 1 0 "/>
<Comments>AR.5002.49 Confidence: 70% PACIFIC flags: F2 cusps do not match</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.10.30 (303) 08:35:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.32" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-16.06" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="62.486557" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202630310300835001291296E02000002520000000001107201000080205120000B05040000
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="3.850" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.574" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="13.760" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.350" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.350" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="4.350" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="232.500" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="232.500" 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="0.125" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="3.700" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="290.808" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="1.138" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.350" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.350" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="234.758" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="197.569" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="4.549" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="49.307" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="2.284" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="27.242" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="59.670" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="1.480" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="61">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
232.500 233.333 234.167 235.000 235.000 235.000 237.500 237.500 237.500 237.500 240.000 240.000 240.000 240.000 242.500 242.500 245.000 245.000 245.000 245.000 247.500 248.333 249.167 250.000 250.833 251.667 252.500 253.333 254.167 255.000 255.833 256.667 257.500 257.500 260.000 260.000 262.500 262.500 265.000 265.000 267.500 270.000 270.000 272.500 272.500 275.000 277.500 277.500 280.000 282.500 283.750 285.000 285.000 287.500 290.808 294.832 299.832 306.212 314.634 326.266 343.375
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<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
42 51 0 69 69 57 57 57 57 60 57 57 60 60 57 60 54 45 48 36 33 0 0 0 0 0 0 0 0 69 0 69 72 84 84 72 72 72 72 72 72 66 72 93 96 84 81 84 81 81 0 81 81 69 69 66 0 0 0 0 0
</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="572">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
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<ShiftedChebyshev Region="E" StartFrequency="0.2" EndFrequency="1.138" PeakHeight="110.0" Num="3" Error="0.0">
-27.065 8.619 -1.407
</ShiftedChebyshev>
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<ProfileValley Model="ULCAR" Width="47.44" Depth="0.207"/>
<TopsideChapman PeakHeight="234.758" PeakDensity="183901.98" PeakScaleHeight="27.242" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
