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<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-02-18 -049 01:15:00.000"
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" >
2026.02.18 (049) 01:15:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.16" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-15.95" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="85.88234" Status="predicted"/>
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<DigisondePreface Format="FF">
FF202604902180115001291297002000002515000000001107301000080205120000B05040001
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<CharacteristicList Num="17" >
<URSI ID="00" Val="6.250" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.196" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="19.976" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="3.650" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="3.650" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="6.675" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="95.000" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="95.000" 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="0.150" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="4.125" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="179.211" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="4.525" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="4.525" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<Modeled Name="foF2p" Val="5.954" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="105">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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<RangeList Type="float" Units="km" Description="Group Range" >
197.500 197.500 197.500 197.500 197.500 195.000 196.250 197.500 195.000 197.500 197.500 195.000 195.000 195.000 195.000 195.000 195.000 189.737 184.474 179.211 173.947 168.684 163.421 158.158 152.895 147.632 142.368 137.105 131.842 126.579 121.316 116.053 110.789 105.526 100.263 95.000 95.000 95.000 97.500 97.500 97.500 95.000 95.000 95.000 97.500 97.500 97.500 97.500 97.500 97.500 97.500 97.500 97.500 97.500 97.500 97.500 97.500 97.500 97.500 97.500 97.500 97.500 97.500 100.000 100.000 100.000 345.000 345.000 347.500 350.000 350.000 352.500 352.500 355.000 357.500 357.500 359.167 360.833 362.500 365.000 367.500 370.000 370.000 372.500 375.000 377.500 380.000 382.500 385.000 387.500 392.500 395.000 396.797 398.782 400.988 403.453 406.226 409.367 412.957 417.098 421.928 427.634 434.479 442.841 453.286
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<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
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<TraceValueList Name="DopplerShift" Type="float" Units="Hz" NoValue="99.0" Description="Doppler Frequency Shift" >
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</Trace>
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