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FormatVersion="5.0"
StartTimeUTC="2026-03-12 -071 07:30:00.000"
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" >
2026.03.12 (071) 07:30:00</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">
FF202607103120730001291297002000002515000000001107301000080205120000B05040001
</DigisondePreface>
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<CharacteristicList Num="17" >
<URSI ID="00" Val="6.300" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.183" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="20.052" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="3.175" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="3.175" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="6.600" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="225.000" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="225.000" 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="0.125" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="5.575" 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="3.175" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="3.175" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<Modeled Name="foF2p" Val="2.924" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="126">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
225.000 225.833 226.667 227.500 227.500 227.500 227.500 227.500 227.500 227.500 228.750 230.000 230.000 230.000 231.250 232.500 232.500 232.500 232.500 232.500 232.917 233.333 233.750 234.167 234.583 235.000 235.000 237.500 237.500 237.500 237.500 240.000 240.000 240.000 240.000 240.000 241.250 242.500 242.500 242.500 245.000 245.000 245.000 245.000 247.500 247.500 247.500 247.500 250.000 250.000 250.000 250.000 252.500 253.750 255.000 255.000 255.000 255.000 255.000 257.500 260.000 260.000 261.250 262.500 262.500 263.750 265.000 265.000 265.000 267.500 267.500 270.000 270.000 272.500 272.500 275.000 275.000 275.000 280.000 280.000 280.000 282.500 282.500 285.000 287.500 290.000 290.000 290.000 292.500 295.000 295.000 300.000 302.500 305.000 305.000 307.500 307.500 312.500 312.500 317.500 320.000 322.500 324.859 327.370 330.047 332.907 335.971 339.261 342.802 346.626 350.765 355.263 360.166 365.533 371.433 377.950 385.184 393.262 402.341 412.619 424.349 437.864 453.604 472.168 494.392 521.474
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<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
102 0 0 87 93 93 93 0 96 93 84 84 78 78 0 81 81 0 84 84 0 0 0 0 0 93 105 108 111 114 111 111 102 99 96 87 84 96 102 102 102 105 105 102 102 105 105 102 87 84 69 69 93 0 84 90 102 99 93 0 81 81 0 72 81 0 81 87 99 102 90 87 84 84 87 84 60 60 93 99 99 102 87 87 81 81 93 99 99 96 96 99 99 96 96 93 93 99 105 102 99 99 105 111 108 108 108 105 108 105 102 102 114 105 90 87 90 87 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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</Trace>
</TraceList>
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