<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-05-03 -123 08:05:00.000"
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 2 0 0 0 0 0 0 0 11 0 0 0 0 0 0 0 0 1 0 "/>
<Comments>AR.5002.49 Confidence: 100%</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.05.03 (123) 08:05:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.21" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-15.98" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="75.82641" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202612305030805001291297002000002515000000001107301000080205120000B05040001
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="2.200" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="4.196" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="9.231" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.000" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.000" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="2.425" 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="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="2.100" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="215.546" 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="/" />
<URSI ID="92" Val="198.727" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="188.344" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="2.460" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="14.721" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="0.260" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="10.583" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="14.930" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="2.090" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="9">
<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
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
202.500 205.283 208.352 211.754 215.546 219.799 224.602 230.070 236.352
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
84 81 0 63 63 75 75 0 0
</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
</TraceValueList>
</Trace>
</TraceList>
<ProfileList Num="1">
<Profile  Algorithm="NH" AlgorithmVersion="4.32" Type="vertical" >
<Tabulated Num="255">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
93.502 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 131.58333 132.0 133.0 134.0 135.0 136.0 137.0 138.0 139.0 140.0 141.0 142.0 143.0 144.0 145.0 146.0 147.0 148.0 149.0 150.0 151.0 152.0 153.0 153.16667 154.0 155.0 156.0 157.0 158.0 159.0 160.0 161.0 162.0 163.0 164.0 165.0 166.0 167.0 168.0 169.0 170.0 171.0 172.0 173.0 174.0 174.75 175.0 176.0 177.0 178.0 179.0 180.0 181.0 182.0 183.0 184.0 185.0 186.0 187.0 188.0 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 198.0 198.727 199.0 200.0 201.0 202.0 203.0 204.0 205.0 206.0 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 218.0 219.0 220.0 221.0 222.0 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 242.0 243.0 244.0 245.0 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0
</AltitudeList>
<ProfileValueList Name="PlasmaFrequency" Type="float" Units="MHz" Description="Plasma frequency" >
0.2 0.21213934 0.23390245 0.2526677 0.26895854 0.28319094 0.29565945 0.30659118 0.31614733 0.32445762 0.331616 0.33769703 0.34275886 0.34684667 0.3499937 0.352225 0.3535571 0.354 0.35378125 0.3531261 0.35197777 0.35040918 0.3483742 0.34589443 0.34293804 0.3394836 0.33552164 0.3310028 0.32600388 0.32038844 0.31416655 0.30732158 0.2998168 0.29156289 0.28250316 0.2724882 0.26154712 0.24950138 0.23614414 0.226 0.226 0.226 0.226 0.226 0.226 0.226 0.226 0.226 0.226 0.226 0.226 0.226 0.226 0.226 0.226 0.226 0.226 0.226 0.226 0.226 0.226 0.226 0.226 0.23094209 0.23687258 0.24280308 0.2487336 0.2546641 0.2605946 0.2665251 0.2724556 0.2783861 0.2843166 0.2902471 0.2961776 0.3021081 0.30803862 0.3139691 0.31989962 0.3258301 0.33176062 0.33769113 0.3436216 0.34955212 0.354 0.36814725 0.42834157 0.49389747 0.5645512 0.64022714 0.72094566 0.8067514 0.8975711 0.9932222 1.0933205 1.1971223 1.3036292 1.4114902 1.5190295 1.6243505 1.7255038 1.8205247 1.9076228 1.9852678 2.0521882 2.107383 2.1501303 2.179923 2.196434 2.2 2.1998577 2.19697 2.1905386 2.1807973 2.1679802 2.1523192 2.134043 2.1133754 2.0905333 2.0657263 2.0391552 2.011013 1.9814819 1.9507354 1.9189371 1.88624 1.8527883 1.8187159 1.7841477 1.749199 1.7139769 1.6785793 1.6430966 1.6076112 1.5721982 1.5369258 1.5018557 1.4670434 1.4325389 1.3983865 1.3646257 1.3312913 1.2984139 1.26602 1.2341326 1.2027712 1.171952 1.1416888 1.1119922 1.0828712 1.0543318 1.0263786 0.99901426 0.9722398 0.9460547 0.92045736 0.8954448 0.8710131 0.8471574 0.823872 0.8011505 0.77898586 0.7573705 0.73629624 0.71575475 0.69573706 0.6762341 0.6572366 0.63873494 0.6207194 0.6031802 0.5861076 0.56949157 0.55332214 0.5375895 0.5222837 0.5073949 0.49291345 0.47882953 0.46513367 0.45181635 0.43886825 0.42628017 0.41404307 0.40214795 0.3905861 0.3793489 0.3684279 0.35781476 0.34750143 0.3374799 0.32774237 0.31828123 0.30908903 0.30015847 0.29148245 0.283054 0.27486634 0.26691282 0.25918695 0.2516825 0.24439324 0.23731321 0.23043656 0.22375761 0.21727078 0.21097067 0.20485204 0.19890976 0.19313882 0.1875344 0.18209174 0.17680627 0.1716735 0.16668908 0.16184878 0.1571485 0.15258421 0.14815204 0.14384818 0.13966897 0.13561082 0.13167027 0.12784393 0.124128506 0.120520815 0.11701775 0.11361631 0.11031355 0.10710662 0.10399277 0.10096929 0.09803359 0.09518313 0.09241543 0.08972811 0.087118834 0.08458536 0.08212548 0.07973707 0.077418044 0.07516641 0.07298021 0.07085754 0.06879657 0.0667955 0.064852595 0.062966175 0.061134588 0.05935625 0.05762962 0.055953186 0.0543255 0.05274514 0.05121074

</ProfileValueList>
</Tabulated>
<ShiftedChebyshevList Num="2" >
<ShiftedChebyshev Region="E" StartFrequency="0.2" EndFrequency="0.354" PeakHeight="110.0" Num="3" Error="0.0">
-18.791 2.435 -0.142
</ShiftedChebyshev>
<ShiftedChebyshev Region="F2" StartFrequency="0.354" EndFrequency="2.2" PeakHeight="198.727" Num="5" zHalfNm="188.344" Error="0.529">
-24.001 0.065 -0.153 0.149 -0.037
</ShiftedChebyshev>
</ShiftedChebyshevList>
<QuasiParabolicList Num="7" EarthRadius="6370.0">
<QuasiParabolic ID="0" StartDistance="6460.0205" EndDistance="6480.001" A="-5.5027394E11" B="1.69837632E8" C="-13104.63" Error="0.0016"/>
<QuasiParabolic ID="1" StartDistance="6480.0" EndDistance="6501.583" A="-2.82569605E11" B="8.721284E7" C="-6729.2603" Error="0.0016"/>
<QuasiParabolic ID="2" StartDistance="6501.583" EndDistance="6523.167" A="0.0" B="-2267.5078" C="0.39991996" Error="0.0242"/>
<QuasiParabolic ID="3" StartDistance="6523.167" EndDistance="6544.0" A="1.10278091E11" B="-3.3902528E7" C="2605.6765" Error="0.0242"/>
<QuasiParabolic ID="4" StartDistance="6544.0" EndDistance="6561.0" A="1.97823048E13" B="-6.0461353E9" C="461975.56" Error="0.0538"/>
<QuasiParabolic ID="5" StartDistance="6561.0" EndDistance="6566.0" A="-3.8735886E13" B="1.17920563E10" C="-897435.5" Error="0.00387"/>
<QuasiParabolic ID="6" StartDistance="6566.0" EndDistance="6568.727" A="-5.434915E13" B="1.65478482E10" C="-1259588.4" Error="1.73E-4"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="64.75" Depth="0.128"/>
<TopsideChapman PeakHeight="198.727" PeakDensity="60049.63" PeakScaleHeight="10.583" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
