<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-03-13 -072 01:20:00.000"
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 8 0 0 0 0 0 0 0 55 0 0 0 0 0 0 0 0 1 0 "/>
<Comments>AR.5002.49: Problems inverting F-trace to N(h)-profile</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.03.13 (072) 01:20:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.17" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-15.96" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="82.25368" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202607203130120001291297002000002515000000001107301000080205120000B05040001
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="20" >
<URSI ID="00" Val="6.450" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.039" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="19.602" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.000" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="30" Val="2.250" Name="foEs" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.450" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="6.800" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="240.000" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="240.000" Name="h`F2" Units="km" QL="/" DL="/" />
<URSI ID="34" Val="97.500" Name="h`Es" 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="5.775" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="340.000" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.450" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.450" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<Modeled Name="foF2p" Val="5.347" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<Custom Name="fminEs" Val="2.000" Description="Minimum frequency of Es-layer" Units="MHz" />
</CharacteristicList>
<TraceList Num="2">
<Trace Type="standard" Layer="F2" Polarization="O" Num="161">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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 3.0 3.025 3.05 3.075 3.1 3.125 3.15 3.175 3.2 3.225 3.25 3.275 3.3 3.325 3.35 3.375 3.4 3.425 3.45 3.475 3.5 3.525 3.55 3.575 3.6 3.625 3.65 3.675 3.7 3.725 3.75 3.775 3.8 3.825 3.85 3.875 3.9 3.925 3.95 3.975 4.0 4.025 4.05 4.075 4.1 4.125 4.15 4.175 4.2 4.225 4.25 4.275 4.3 4.325 4.35 4.375 4.4 4.425 4.45 4.475 4.5 4.525 4.55 4.575 4.6 4.625 4.65 4.675 4.7 4.725 4.75 4.775 4.8 4.825 4.85 4.875 4.9 4.925 4.95 4.975 5.0 5.025 5.05 5.075 5.1 5.125 5.15 5.175 5.2 5.225 5.25 5.275 5.3 5.325 5.35 5.375 5.4 5.425 5.45 5.475 5.5 5.525 5.55 5.575 5.6 5.625 5.65 5.675 5.7 5.725 5.75 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 6.125 6.15 6.175 6.2 6.225 6.25 6.275 6.3 6.325 6.35 6.375 6.4 6.425 6.45
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
240.000 241.250 242.500 240.000 240.000 240.000 242.500 242.500 242.500 242.500 242.500 242.500 245.000 245.000 245.000 247.500 247.500 247.500 247.500 247.500 247.500 247.500 248.125 248.750 249.375 250.000 247.500 248.333 249.167 250.000 250.000 250.000 250.000 252.500 252.500 252.500 252.500 252.500 255.000 255.000 255.000 255.000 255.000 255.000 255.000 255.000 257.500 257.500 257.500 260.000 260.000 260.000 260.000 260.000 260.000 260.000 261.250 262.500 263.750 265.000 265.000 265.000 265.000 265.000 265.000 265.000 267.500 267.500 267.500 267.500 270.000 270.000 270.000 270.000 272.500 272.500 272.500 272.500 275.000 275.000 275.000 275.000 275.000 277.500 277.500 278.750 280.000 280.000 282.500 282.500 282.500 282.500 285.000 285.000 285.000 285.000 287.500 288.750 290.000 290.000 290.000 292.500 292.500 295.000 295.000 295.000 297.500 297.500 300.000 300.000 300.000 302.500 305.000 305.000 307.500 307.500 310.000 310.000 312.500 315.000 315.000 317.500 317.500 320.000 322.500 325.000 325.000 327.500 330.000 330.000 335.000 335.000 337.500 340.000 345.000 350.000 352.500 355.000 357.500 362.500 365.000 372.500 377.500 380.000 385.000 390.000 400.000 407.500 415.000 420.314 426.132 432.528 439.593 447.438 456.199 466.048 477.201 489.933 504.606 521.702 541.874
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
72 0 78 72 0 72 75 72 75 75 75 72 72 75 75 42 45 0 0 0 0 72 0 0 0 81 84 0 0 99 0 87 87 99 99 99 99 99 96 96 99 75 78 90 90 87 87 75 72 63 0 66 63 0 0 87 0 93 0 96 102 93 93 105 105 102 102 93 93 93 90 81 84 96 90 93 93 93 90 69 69 66 66 90 90 63 69 105 99 90 93 93 93 93 96 105 108 66 69 72 69 69 69 66 69 66 63 66 63 66 63 99 99 102 102 102 99 102 102 102 102 66 66 102 99 63 60 57 54 57 60 99 99 96 96 87 0 93 96 99 93 87 87 90 90 48 51 54 0 0 51 0 84 0 0 0 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>
<Trace Type="standard" Layer="Es" Polarization="O" Num="11">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
2.0 2.025 2.05 2.075 2.1 2.125 2.15 2.175 2.2 2.225 2.25
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
100.000 97.500 100.000 98.750 97.500 97.500 97.500 98.750 100.000 100.000 100.000
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
0 78 81 0 81 81 81 0 72 0 69
</TraceValueList>
<TraceValueList Name="DopplerShift" Type="float" Units="Hz" NoValue="99.0" Description="Doppler Frequency Shift" >
1.5625 -1.5625 -1.5625 1.5625 -1.5625 1.5625 1.5625 -1.5625 -1.5625 1.5625 1.5625
</TraceValueList>
</Trace>
</TraceList>
</SAORecord>
</SAORecordList>
