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<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-03-20 -079 02:50:00.000"
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" >
2026.03.20 (079) 02:50:00</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">
FF202607903200250001291297002000002515000000001107301000080205120000B05040001
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<CharacteristicList Num="17" >
<URSI ID="00" Val="4.850" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.272" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="15.868" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.225" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.225" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="5.200" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="222.500" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="222.500" 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="0.075" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="4.350" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="300.000" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.225" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.225" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<Modeled Name="foF2p" Val="4.302" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="106">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
222.500 222.500 223.750 225.000 225.000 225.000 225.000 225.000 227.500 228.000 228.500 229.000 229.500 230.000 230.000 230.000 230.000 230.000 230.000 231.250 232.500 232.500 232.500 232.500 232.500 235.000 235.417 235.833 236.250 236.667 237.083 237.500 237.500 237.500 237.500 237.500 237.500 238.750 240.000 241.250 242.500 242.500 242.500 245.000 245.000 245.000 247.500 247.500 247.500 250.000 250.000 250.000 250.000 252.500 252.500 252.500 255.000 255.000 257.500 257.500 255.000 256.250 257.500 258.750 260.000 262.500 265.000 265.000 265.000 267.500 270.000 272.500 272.500 275.000 277.500 277.500 280.000 280.000 285.000 285.000 290.000 290.000 292.500 295.000 297.500 300.000 307.500 310.000 312.500 315.000 318.621 322.626 327.081 332.065 337.678 344.048 351.339 359.767 369.619 381.290 395.335 412.559 434.182 462.134 499.670 552.739
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<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
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</TraceValueList>
<TraceValueList Name="DopplerShift" Type="float" Units="Hz" NoValue="99.0" Description="Doppler Frequency Shift" >
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</Trace>
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