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FormatVersion="5.0"
StartTimeUTC="2026-03-27 -086 00:25:00.000"
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" >
2026.03.27 (086) 00:25:00</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"/>
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<DigisondePreface Format="FF">
FF202608603270025001291297002000002515000000001107301000080205120000B05040001
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<CharacteristicList Num="17" >
<URSI ID="00" Val="5.225" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="2.876" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="15.026" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.525" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.525" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="5.775" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="257.500" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="257.500" 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="0.275" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="4.725" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="380.000" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.525" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.525" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<Modeled Name="foF2p" Val="6.172" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="109">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
257.500 257.500 258.500 259.500 260.500 261.500 262.500 262.500 262.500 262.500 265.000 265.000 265.000 267.500 267.500 268.125 268.750 269.375 270.000 270.000 270.000 271.250 272.500 275.000 275.000 275.000 275.000 277.500 280.000 280.000 280.000 282.500 282.500 282.500 285.000 285.000 287.500 290.000 290.000 290.000 292.500 292.500 292.500 295.000 296.250 297.500 297.500 298.889 300.278 301.667 303.056 304.444 305.833 307.222 308.611 310.000 310.000 310.000 313.333 316.667 320.000 320.000 321.667 323.333 325.000 325.000 325.000 330.000 332.500 332.500 332.500 335.000 340.000 342.500 342.500 345.000 347.500 350.000 352.500 355.000 357.500 360.000 362.500 365.000 367.500 375.000 377.500 377.500 380.000 385.000 390.000 392.500 400.000 402.500 410.000 412.500 415.000 422.500 427.500 430.000 437.500 442.500 450.000 452.500 457.500 460.000 467.500 475.000 489.253
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<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
63 63 0 0 0 0 60 66 69 69 54 57 45 39 54 0 0 0 66 66 78 0 90 90 93 93 93 0 90 93 93 90 93 90 93 93 93 84 78 81 78 81 81 78 0 75 78 0 0 0 0 0 0 0 0 87 0 93 0 0 90 99 0 0 99 99 93 99 87 90 90 90 87 84 75 75 51 45 63 63 63 60 84 84 96 93 81 84 84 84 84 84 93 93 54 57 57 54 54 54 51 54 84 87 51 51 0 84 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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