<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-05-14 -134 04:50:00.000"
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" >
2026.05.14 (134) 04:50:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.21" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-15.99" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="75.82641" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202613405140450001291297002000002515000000001107301000080205120000B05040001
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="3.225" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.564" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="11.492" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.950" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.950" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="3.525" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="277.500" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="277.500" 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="0.050" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="3.075" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="288.657" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.950" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.950" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="268.959" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="249.423" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="2.788" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="27.977" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="0.830" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="14.995" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="26.840" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="2.560" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="12">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
2.95 2.975 3.0 3.025 3.05 3.075 3.1 3.125 3.15 3.175 3.2 3.225
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
277.500 278.976 280.724 282.830 285.413 288.657 292.854 298.495 306.481 318.657 339.494 383.333
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
69 0 72 84 84 93 0 93 0 90 87 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 1.5625 1.5625 4.6875
</TraceValueList>
</Trace>
</TraceList>
<ProfileList Num="1">
<Profile  Algorithm="NH" AlgorithmVersion="4.32" Type="vertical" >
<Tabulated Num="404">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
93.502 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 132.0 133.0 134.0 135.0 136.0 137.0 138.0 139.0 140.0 141.0 142.0 143.0 144.0 145.0 146.0 147.0 147.29567 148.0 149.0 150.0 151.0 152.0 153.0 154.0 155.0 156.0 157.0 158.0 159.0 160.0 161.0 162.0 163.0 164.0 165.0 166.0 167.0 168.0 169.0 170.0 171.0 172.0 173.0 174.0 175.0 176.0 177.0 178.0 179.0 180.0 181.0 182.0 183.0 184.0 184.59134 185.0 186.0 187.0 188.0 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 198.0 199.0 200.0 201.0 202.0 203.0 204.0 205.0 206.0 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 218.0 219.0 220.0 221.0 221.887 222.0 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 242.0 243.0 244.0 245.0 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 268.959 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0 344.0 345.0 346.0 347.0 348.0 349.0 350.0 351.0 352.0 353.0 354.0 355.0 356.0 357.0 358.0 359.0 360.0 361.0 362.0 363.0 364.0 365.0 366.0 367.0 368.0 369.0 370.0 371.0 372.0 373.0 374.0 375.0 376.0 377.0 378.0 379.0 380.0 381.0 382.0 383.0 384.0 385.0 386.0 387.0 388.0 389.0 390.0 391.0 392.0 393.0 394.0 395.0 396.0 397.0 398.0 399.0 400.0 401.0 402.0 403.0 404.0 405.0 406.0 407.0 408.0 409.0 410.0 411.0 412.0 413.0 414.0 415.0 416.0 417.0 418.0 419.0 420.0 421.0 422.0 423.0 424.0 425.0 426.0 427.0 428.0 429.0 430.0 431.0 432.0 433.0 434.0 435.0 436.0 437.0 438.0 439.0 440.0 441.0 442.0 443.0 444.0 445.0 446.0 447.0 448.0 449.0 450.0 451.0 452.0 453.0 454.0 455.0 456.0 457.0 458.0 459.0 460.0 461.0 462.0 463.0 464.0 465.0 466.0 467.0 468.0 469.0 470.0 471.0 472.0 473.0 474.0 475.0 476.0 477.0 478.0 479.0 480.0 481.0 482.0 483.0 484.0 485.0 486.0 487.0 488.0 489.0 490.0 491.0 492.0
</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 0.3538872 0.35362422 0.35321164 0.35265058 0.35186794 0.350941 0.34979865 0.3485186 0.34703198 0.34541664 0.34353504 0.3415376 0.3392915 0.33687705 0.33430392 0.33151683 0.32846653 0.32529876 0.32184204 0.3181832 0.3142303 0.31010285 0.3057213 0.30104953 0.29606614 0.29085943 0.2853138 0.27944016 0.27319512 0.26658323 0.25952828 0.25205818 0.24415286 0.2356586 0.2266395 0.21703991 0.20675606 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.20168746 0.20581661 0.20994578 0.21407495 0.21820411 0.22233328 0.22646245 0.23059161 0.23472078 0.23884995 0.24297911 0.24710828 0.25123745 0.25536662 0.25949576 0.26362494 0.2677541 0.27188328 0.27601245 0.28014162 0.28427076 0.28839993 0.2925291 0.29665828 0.30078745 0.3049166 0.30904576 0.31317493 0.3173041 0.32143328 0.32556245 0.3296916 0.33382076 0.33794993 0.3420791 0.34620827 0.35033742 0.354 0.35704467 0.3866548 0.4213459 0.461153 0.50563496 0.5539861 0.60539013 0.6592325 0.7151297 0.77291113 0.8325708 0.8941922 0.95790744 1.023911 1.0924096 1.1636088 1.2376994 1.3149039 1.3953462 1.479129 1.5662546 1.6566383 1.7499943 1.8458958 1.9436952 2.042585 2.1415646 2.2395658 2.3354688 2.4283092 2.5171857 2.601407 2.680479 2.7540944 2.8220832 2.8843749 2.9410279 2.9921148 3.0377707 3.0781271 3.1133304 3.1435106 3.168797 3.1893003 3.2051105 3.2162983 3.222917 3.225 3.2249978 3.223504 3.2193322 3.2126012 3.2034318 3.1919444 3.1782594 3.1624966 3.1447742 3.1252084 3.103914 3.081003 3.0565844 3.030765 3.003648 2.9753337 2.9459188 2.9154963 2.8841562 2.8519847 2.8190644 2.7854743 2.7512898 2.716583 2.6814222 2.6458726 2.6099954 2.5738494 2.53749 2.5009687 2.4643347 2.4276345 2.390911 2.3542051 2.3175547 2.2809954 2.24456 2.2082796 2.1721823 2.136295 2.1006422 2.065246 2.0301278 1.9953059 1.960798 1.92662 1.8927861 1.8593093 1.8262012 1.7934724 1.7611319 1.729188 1.6976477 1.6665174 1.635802 1.6055061 1.5756333 1.5461863 1.5171673 1.488578 1.460419 1.4326909 1.4053932 1.3785255 1.3520865 1.3260748 1.3004885 1.2753251 1.2505821 1.2262567 1.2023457 1.1788458 1.1557531 1.1330639 1.1107742 1.0888797 1.0673761 1.0462592 1.0255239 1.0051659 0.98518026 0.9655621 0.94630665 0.92740875 0.9088635 0.89066577 0.87281054 0.8552926 0.838107 0.8212485 0.804712 0.78849244 0.7725847 0.75698364 0.7416843 0.7266817 0.7119708 0.6975466 0.68340427 0.66953886 0.6559456 0.64261967 0.62955636 0.61675096 0.6041989 0.5918956 0.5798364 0.56801707 0.556433 0.54508 0.53395367 0.52304983 0.5123643 0.50189304 0.49163187 0.48157692 0.4717242 0.4620699 0.45261016 0.4433413 0.43425962 0.42536148 0.41664332 0.40810168 0.3997331 0.39153418 0.3835016 0.3756321 0.3679225 0.36036965 0.3529704 0.34572175 0.33862072 0.33166435 0.3248498 0.31817424 0.31163487 0.30522898 0.29895392 0.29280707 0.28678584 0.28088772 0.27511024 0.26945096 0.2639075 0.25847754 0.25315878 0.24794897 0.24284592 0.23784746 0.23295148 0.2281559 0.22345868 0.21885784 0.2143514 0.20993747 0.20561413 0.20137958 0.19723198 0.19316958 0.18919063 0.18529344 0.18147634 0.17773768 0.17407589 0.17048937 0.1669766 0.16353607 0.1601663 0.15686584 0.15363327 0.1504672 0.14736629 0.14432918 0.14135458 0.13844119 0.13558777 0.13279308 0.13005593 0.12737514 0.124749534 0.122177996 0.11965941 0.11719269 0.114776775 0.11241062 0.11009319 0.107823506 0.10560057 0.10342344 0.10129115 0.0992028 0.09715746 0.09515428 0.09319236 0.09127088 0.08938899 0.08754588 0.08574075 0.083972834 0.08224134 0.08054554 0.07888468 0.077258065 0.075664975 0.07410472 0.07257663 0.07108003 0.069614284 0.06817876 0.06677282 0.06539586 0.0640473 0.062726535 0.061432995 0.060166128 0.05892538 0.057710208 0.056520093 0.055354517 0.05421297 0.05309496 0.052 0.05092762

</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="3.225" PeakHeight="268.959" Num="5" zHalfNm="249.423" Error="1.397">
-48.792 3.216 -2.244 1.299 -0.551
</ShiftedChebyshev>
</ShiftedChebyshevList>
<QuasiParabolicList Num="8" 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="6517.296" A="-1.09347021E11" B="3.374908E7" C="-2603.9705" Error="0.00178"/>
<QuasiParabolic ID="2" StartDistance="6517.296" EndDistance="6554.591" A="0.0" B="-1481.9924" C="0.2674299" Error="0.0332"/>
<QuasiParabolic ID="3" StartDistance="6554.591" EndDistance="6591.0" A="4.6244749E10" B="-1.4167413E7" C="1085.0963" Error="0.0332"/>
<QuasiParabolic ID="4" StartDistance="6591.0" EndDistance="6595.0" A="8.915162E12" B="-2.70538803E9" C="205243.83" Error="0.021"/>
<QuasiParabolic ID="5" StartDistance="6595.0" EndDistance="6605.0" A="8.2380016E12" B="-2.50003226E9" C="189674.8" Error="0.0229"/>
<QuasiParabolic ID="6" StartDistance="6605.0" EndDistance="6622.0" A="2.03213379E13" B="-6.1588772E9" C="466650.2" Error="0.02"/>
<QuasiParabolic ID="7" StartDistance="6622.0" EndDistance="6638.959" A="-2.76791055E13" B="8.3383869E9" C="-627978.6" Error="0.00859"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="111.887" Depth="0.154"/>
<TopsideChapman PeakHeight="268.959" PeakDensity="129040.016" PeakScaleHeight="14.995" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
