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<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-02-12 -043 06:05:00.000"
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" >
2026.02.12 (043) 06:05:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.15" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-15.95" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="85.88234" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202604302120605001291297002000002515000000001107301000080205120000B05040001
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="20" >
<URSI ID="00" Val="6.900" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.310" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="22.840" 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="2.000" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="7.250" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="202.500" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="202.500" 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="0.100" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="6.350" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="307.500" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.000" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.000" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<Modeled Name="foF2p" Val="3.810" 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="197">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
202.500 202.500 202.500 202.500 202.500 202.500 202.500 202.500 202.500 207.000 211.500 216.000 220.500 225.000 225.000 227.500 227.500 227.500 227.500 227.500 227.500 227.500 227.500 227.500 227.500 227.500 227.500 227.500 230.000 230.000 230.000 230.000 230.000 230.000 230.000 230.000 230.000 230.000 230.000 232.500 232.500 232.500 232.500 232.500 232.500 232.500 235.000 235.000 235.000 235.000 235.000 235.000 235.000 235.000 235.000 235.000 237.500 237.500 237.500 237.500 237.500 237.500 237.500 237.500 237.500 240.000 240.000 240.000 240.000 240.000 240.000 240.000 240.000 242.500 242.500 242.500 242.500 242.500 242.500 242.500 242.500 245.000 245.000 245.000 245.000 245.000 245.000 245.000 247.500 247.500 247.500 247.500 247.500 247.500 247.500 250.000 250.000 250.000 250.000 250.000 250.000 250.000 252.500 252.500 252.500 252.500 252.500 252.500 255.000 255.000 255.000 255.000 255.000 257.500 257.500 257.500 257.500 257.500 260.000 260.000 260.000 260.000 262.500 262.500 262.500 262.500 262.500 265.000 265.000 265.000 265.000 267.500 267.500 267.500 267.500 270.000 270.000 270.000 272.500 272.500 272.500 272.500 272.500 275.000 275.000 275.000 277.500 277.500 277.500 277.500 280.000 281.250 282.500 282.500 282.500 285.000 285.000 287.500 287.500 290.000 290.000 292.500 292.500 292.500 295.000 295.000 297.500 297.500 300.000 300.000 302.500 305.000 305.000 307.500 307.500 310.000 315.000 315.000 317.500 322.500 322.500 325.000 327.500 330.000 335.000 337.500 341.225 345.382 350.050 355.331 361.353 368.284 376.347 385.844 397.195 411.000 428.153
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<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
75 84 87 75 75 90 90 78 75 0 0 0 0 63 63 63 66 81 81 69 66 69 69 69 69 69 69 69 72 72 75 60 63 48 48 69 63 0 78 81 81 93 93 93 93 108 102 96 96 99 99 99 99 108 111 111 111 96 99 87 87 87 87 84 84 81 81 93 93 0 78 78 75 102 102 105 105 105 105 93 90 87 87 102 105 105 102 105 105 93 96 108 108 96 96 93 93 72 69 69 69 78 78 69 69 90 90 102 102 90 93 90 90 102 105 69 69 66 66 69 69 69 66 66 69 69 69 69 72 72 72 105 108 108 108 105 105 105 99 69 69 69 69 69 69 69 66 69 69 102 102 60 63 102 99 102 105 102 102 96 99 93 102 69 69 72 66 66 57 90 87 90 90 96 99 99 96 96 90 93 96 57 57 54 51 90 90 90 0 87 87 51 60 60 54 0 84
</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" >
100.000 100.000 100.000 97.500 98.333 99.167 100.000 100.000 100.000 100.000 100.000
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
63 75 78 66 0 0 81 69 69 69 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>
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