<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-02-11 -042 01:45:00.000"
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" >
2026.02.11 (042) 01:45:00</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">
FF202604202110145001291297002000002515000000001107301000080205120000B05040001
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="17" >
<URSI ID="00" Val="8.875" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="2.929" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="25.998" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.575" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.575" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="9.275" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="92.500" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="92.500" 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="0.100" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="8.175" 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="2.600" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.600" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<Modeled Name="foF2p" Val="5.600" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="253">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
2.575 2.6 2.625 2.65 2.675 2.7 2.725 2.75 2.775 2.8 2.825 2.85 2.875 2.9 2.925 2.95 2.975 3.0 3.025 3.05 3.075 3.1 3.125 3.15 3.175 3.2 3.225 3.25 3.275 3.3 3.325 3.35 3.375 3.4 3.425 3.45 3.475 3.5 3.525 3.55 3.575 3.6 3.625 3.65 3.675 3.7 3.725 3.75 3.775 3.8 3.825 3.85 3.875 3.9 3.925 3.95 3.975 4.0 4.025 4.05 4.075 4.1 4.125 4.15 4.175 4.2 4.225 4.25 4.275 4.3 4.325 4.35 4.375 4.4 4.425 4.45 4.475 4.5 4.525 4.55 4.575 4.6 4.625 4.65 4.675 4.7 4.725 4.75 4.775 4.8 4.825 4.85 4.875 4.9 4.925 4.95 4.975 5.0 5.025 5.05 5.075 5.1 5.125 5.15 5.175 5.2 5.225 5.25 5.275 5.3 5.325 5.35 5.375 5.4 5.425 5.45 5.475 5.5 5.525 5.55 5.575 5.6 5.625 5.65 5.675 5.7 5.725 5.75 5.775 5.8 5.825 5.85 5.875 5.9 5.925 5.95 5.975 6.0 6.025 6.05 6.075 6.1 6.125 6.15 6.175 6.2 6.225 6.25 6.275 6.3 6.325 6.35 6.375 6.4 6.425 6.45 6.475 6.5 6.525 6.55 6.575 6.6 6.625 6.65 6.675 6.7 6.725 6.75 6.775 6.8 6.825 6.85 6.875 6.9 6.925 6.95 6.975 7.0 7.025 7.05 7.075 7.1 7.125 7.15 7.175 7.2 7.225 7.25 7.275 7.3 7.325 7.35 7.375 7.4 7.425 7.45 7.475 7.5 7.525 7.55 7.575 7.6 7.625 7.65 7.675 7.7 7.725 7.75 7.775 7.8 7.825 7.85 7.875 7.9 7.925 7.95 7.975 8.0 8.025 8.05 8.075 8.1 8.125 8.15 8.175 8.2 8.225 8.25 8.275 8.3 8.325 8.35 8.375 8.4 8.425 8.45 8.475 8.5 8.525 8.55 8.575 8.6 8.625 8.65 8.675 8.7 8.725 8.75 8.775 8.8 8.825 8.85 8.875
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
95.000 92.500 92.500 92.500 92.500 95.000 95.000 95.000 95.000 95.000 95.000 95.000 95.000 95.000 95.000 95.000 95.000 95.000 95.000 95.000 95.000 95.000 95.000 95.000 95.000 97.596 100.192 102.788 105.385 107.981 110.577 113.173 115.769 118.365 120.962 123.558 126.154 128.750 131.346 133.942 136.538 139.135 141.731 144.327 146.923 149.519 152.115 154.712 157.308 159.904 162.500 165.096 167.692 170.288 172.885 175.481 178.077 180.673 183.269 185.865 188.462 191.058 193.654 196.250 198.846 201.442 204.038 206.635 209.231 211.827 214.423 217.019 219.615 222.212 224.808 227.404 230.000 232.596 235.192 237.788 240.385 242.981 245.577 248.173 250.769 253.365 255.962 258.558 261.154 263.750 266.346 268.942 271.538 274.135 276.731 279.327 281.923 284.519 287.115 289.712 292.308 294.904 297.500 298.333 299.167 300.000 300.000 300.000 300.000 300.000 300.000 300.000 305.000 305.000 305.000 305.000 305.000 305.000 307.500 307.500 307.500 307.500 307.500 310.000 310.000 310.000 310.000 310.000 310.833 311.667 312.500 312.500 312.500 312.500 312.500 312.500 315.000 315.000 315.000 315.000 315.000 315.000 315.000 317.500 317.500 317.500 317.500 317.500 320.000 320.000 320.000 320.000 320.000 320.000 320.000 320.000 322.500 322.500 325.000 325.000 325.000 325.000 327.500 327.500 327.500 327.500 327.500 328.750 330.000 330.000 330.000 330.000 330.000 330.000 330.000 330.000 332.500 332.500 332.500 335.000 335.000 335.000 335.000 335.000 337.500 337.500 340.000 340.000 340.000 340.000 342.500 342.500 342.500 343.750 345.000 347.500 347.500 347.500 347.500 350.000 350.000 352.500 352.500 352.500 353.750 355.000 355.000 357.500 357.500 357.500 360.000 365.000 365.000 365.000 365.000 367.500 367.500 370.000 370.000 372.500 375.000 377.500 380.000 380.000 380.000 385.000 387.500 387.500 392.500 392.500 395.000 397.500 400.000 402.500 407.500 412.500 415.000 420.000 422.500 427.299 432.565 438.370 444.800 451.963 459.991 469.051 479.355 491.180 504.888 520.968 540.095 563.224 591.758
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
75 72 66 66 69 78 78 75 66 66 48 45 0 0 0 0 81 81 87 87 87 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 69 69 69 0 57 69 105 102 102 105 105 108 105 108 72 69 60 66 105 108 75 75 72 66 69 69 108 111 75 69 105 102 102 105 108 105 96 96 93 96 102 105 108 105 72 72 105 99 96 96 96 99 99 99 90 96 99 99 96 102 63 63 90 93 96 93 96 96 99 99 63 60 99 96 96 93 90 87 96 93 93 96 96 99 93 99 99 93 102 96 99 99 99 96 99 99 96 96 102 102 93 102 78 69 0 60 93 96 72 66 102 87 63 69 105 102 105 99 99 90 99 99 60 63 90 93 63 63 63 60 63 60 96 93 93 96 69 69 54 48 48 51 54 57 78 75 51 51 48 0 51 0 45
</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 1.5625 1.5625 1.5625 -1.5625 1.5625 -1.5625 -1.5625 1.5625 -1.5625 -1.5625 1.5625 1.5625 1.5625 -1.5625 1.5625 1.5625 -1.5625 -4.6875 -1.5625 -1.5625 1.5625 -1.5625 4.6875 -1.5625 4.6875 7.8125 -1.5625 7.8125 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -4.6875 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -7.8125 -1.5625 -1.5625 -1.5625 -1.5625 -7.8125 -1.5625 -1.5625 -1.5625 -1.5625 7.8125 -1.5625 10.9375 -1.5625 -1.5625 -10.9375 -1.5625 -1.5625 -7.8125 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -7.8125 -1.5625 -1.5625 -1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 -10.9375 1.5625 1.5625 1.5625
</TraceValueList>
</Trace>
</TraceList>
</SAORecord>
</SAORecordList>
