<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-03-28 -087 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 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" >
2026.03.28 (087) 03:00:00</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">
FF202608703280300001291297002000002515000000001107301000080205120000B05040001
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="17" >
<URSI ID="00" Val="4.825" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="2.944" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="14.207" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.800" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.800" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="5.125" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="277.500" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="277.500" 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="0.025" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="4.450" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="377.500" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.800" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.800" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<Modeled Name="foF2p" Val="4.224" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="82">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
277.500 277.500 277.500 278.750 280.000 281.250 282.500 283.750 285.000 286.250 287.500 287.500 287.500 287.500 288.125 288.750 289.375 290.000 291.250 292.500 295.000 295.000 296.250 297.500 297.500 300.000 300.000 302.500 302.500 302.500 305.000 305.000 305.000 307.500 310.000 310.000 312.500 312.500 313.750 315.000 317.500 320.000 322.500 323.750 325.000 326.250 327.500 330.000 331.250 332.500 337.500 337.500 340.000 340.000 342.500 345.000 350.000 352.500 355.000 357.500 360.000 365.000 367.500 367.500 375.000 377.500 377.500 387.500 391.250 395.000 402.500 407.397 412.776 418.711 425.293 432.635 440.876 450.191 460.806 473.013 487.199 503.888
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
69 45 45 0 0 0 0 0 0 0 63 84 90 93 0 0 0 105 0 93 90 93 90 93 93 93 93 90 93 93 93 0 81 0 81 75 78 63 0 63 0 0 84 84 90 0 66 87 0 102 96 102 102 102 102 99 96 87 87 102 102 99 99 90 84 63 63 69 0 96 0 81 84 0 0 81 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>
</TraceList>
</SAORecord>
</SAORecordList>
