<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-06-02 -153 22:00:00.000"
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="20.0">
<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 33 0 0 0 0 0 0 0 0 1 0 "/>
<Comments>AR.5002.49 Confidence: 65% PACIFIC flags: F2x cusp not found, Multiple candidates for F2o cusp, One of F2 cusps was derived from the other</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.06.02 (153) 22:00:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.22" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-16.00" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="73.46457" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202615306022200001291296E02000002520000000001107201000080205120000B05040000
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="3.550" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.783" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="13.430" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="3.250" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="3.250" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="3.825" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="250.000" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="250.000" 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="0.150" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="3.450" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="267.500" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="3.250" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="3.250" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="241.721" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="227.208" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="4.119" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="20.829" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="0.741" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="10.964" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="20.720" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="2.140" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="13">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
250.000 251.875 253.750 255.625 257.500 260.000 263.750 267.500 267.500 272.500 276.700 281.465 286.917
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
75 0 0 0 72 75 0 60 57 0 57 0 57
</TraceValueList>
<TraceValueList Name="DopplerShift" Type="float" Units="Hz" NoValue="99.0" Description="Doppler Frequency Shift" >
-3.125 -3.125 3.125 -3.125 -3.125 -3.125 -3.125 3.125 3.125 -3.125 3.125 -3.125 -3.125
</TraceValueList>
</Trace>
</TraceList>
<ProfileList Num="1">
<Profile  Algorithm="NH" AlgorithmVersion="4.32" Type="vertical" >
<Tabulated Num="320">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
93.502 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 132.0 133.0 134.0 135.0 136.0 137.0 138.0 139.0 140.0 141.0 141.58867 142.0 143.0 144.0 145.0 146.0 147.0 148.0 149.0 150.0 151.0 152.0 153.0 154.0 155.0 156.0 157.0 158.0 159.0 160.0 161.0 162.0 163.0 164.0 165.0 166.0 167.0 168.0 169.0 170.0 171.0 172.0 173.0 173.17734 174.0 175.0 176.0 177.0 178.0 179.0 180.0 181.0 182.0 183.0 184.0 185.0 186.0 187.0 188.0 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 198.0 199.0 200.0 201.0 202.0 203.0 204.0 204.766 205.0 206.0 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 218.0 219.0 220.0 221.0 222.0 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 241.721 242.0 243.0 244.0 245.0 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0 344.0 345.0 346.0 347.0 348.0 349.0 350.0 351.0 352.0 353.0 354.0 355.0 356.0 357.0 358.0 359.0 360.0 361.0 362.0 363.0 364.0 365.0 366.0 367.0 368.0 369.0 370.0 371.0 372.0 373.0 374.0 375.0 376.0 377.0 378.0 379.0 380.0 381.0 382.0 383.0 384.0 385.0 386.0 387.0 388.0 389.0 390.0 391.0 392.0 393.0 394.0 395.0 396.0 397.0 398.0 399.0 400.0 401.0 402.0 403.0 404.0 405.0 406.0 407.0 408.0
</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 0.35354906 0.3529118 0.35212782 0.35105073 0.34968626 0.34811485 0.34634298 0.344235 0.34194613 0.339347 0.3364553 0.33335707 0.32993847 0.32622686 0.3221898 0.31786424 0.3132314 0.30822778 0.30286396 0.297113 0.29099602 0.2843757 0.27733067 0.2698166 0.26173723 0.2530253 0.24367855 0.23356935 0.22271833 0.21095982 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 0.20401064 0.2088858 0.21376097 0.21863614 0.22351131 0.22838646 0.23326163 0.2381368 0.24301197 0.24788713 0.2527623 0.25763747 0.26251262 0.2673878 0.27226296 0.27713814 0.2820133 0.28688845 0.29176363 0.2966388 0.30151397 0.30638912 0.3112643 0.31613946 0.3210146 0.3258898 0.33076495 0.33564013 0.3405153 0.34539047 0.35026562 0.354 0.36416185 0.4109266 0.46307606 0.5204943 0.5831082 0.6508226 0.72359395 0.80143917 0.884354 0.97235334 1.0654713 1.1636416 1.2668358 1.3748521 1.4874661 1.6043208 1.7249163 1.8486754 1.9748157 2.1024678 2.2306643 2.3583179 2.4843304 2.6075387 2.726842 2.8411164 2.9493916 3.0507333 3.1443 3.2293699 3.3053393 3.3717012 3.4280071 3.4739258 3.5092094 3.5336504 3.547128 3.55 3.5497768 3.5453978 3.5356781 3.5209565 3.5015724 3.477863 3.450162 3.4187946 3.3840787 3.346321 3.3058174 3.2628512 3.2176933 3.1706002 3.1218152 3.0715685 3.0200753 2.967538 2.9141457 2.8600738 2.8054855 2.7505317 2.6953516 2.6400735 2.5848143 2.5296814 2.4747725 2.4201758 2.3659713 2.312231 2.2590196 2.2063944 2.1544065 2.1031005 2.052516 2.002687 1.9536426 1.9054077 1.858003 1.8114456 1.765749 1.7209237 1.6769772 1.6339144 1.5917379 1.5504482 1.5100439 1.4705215 1.4318764 1.3941023 1.3571919 1.3211365 1.2859266 1.2515517 1.2180009 1.1852621 1.153323 1.1221709 1.0917925 1.0621742 1.0333021 1.0051622 0.9777404 0.9510223 0.9249935 0.89963967 0.8749463 0.8508991 0.8274838 0.8046862 0.7824921 0.7608877 0.73985904 0.71939266 0.69947493 0.68009263 0.66123277 0.64288235 0.6250288 0.60765964 0.59076273 0.57432604 0.55833787 0.54278666 0.52766114 0.5129503 0.4986433 0.48472962 0.47119886 0.45804095 0.445246 0.43280438 0.42070663 0.40894362 0.39750633 0.386386 0.37557408 0.36506227 0.3548424 0.34490657 0.33524707 0.32585633 0.31672704 0.30785206 0.2992244 0.29083732 0.28268418 0.27475855 0.26705417 0.25956494 0.25228494 0.24520838 0.23832963 0.23164321 0.22514383 0.21882626 0.2126855 0.20671661 0.20091482 0.19527549 0.18979411 0.18446627 0.1792877 0.17425425 0.16936187 0.16460662 0.15998468 0.15549234 0.15112595 0.14688203 0.14275713 0.13874795 0.13485123 0.13106383 0.12738271 0.12380488 0.12032745 0.11694762 0.113662645 0.11046988 0.10736673 0.1043507 0.10141934 0.09857028 0.095801204 0.09310988 0.090494126 0.087951824 0.08548091 0.08307939 0.08074531 0.07847678 0.07627196 0.07412907 0.072046354 0.07002215 0.068054795 0.0661427 0.06428432 0.062478136 0.060722694 0.05901656 0.057358354 0.055746734 0.054180387 0.05265804 0.051178467

</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="3.55" PeakHeight="241.721" Num="5" zHalfNm="227.208" Error="0.368">
-37.273 0.559 -0.369 0.204 -0.076
</ShiftedChebyshev>
</ShiftedChebyshevList>
<QuasiParabolicList Num="10" 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="6511.589" A="-1.52180376E11" B="4.6969252E7" C="-3624.0454" Error="0.00158"/>
<QuasiParabolic ID="2" StartDistance="6511.589" EndDistance="6543.177" A="0.0" B="435.55258" C="-0.026864462" Error="0.00746"/>
<QuasiParabolic ID="3" StartDistance="6543.177" EndDistance="6574.0" A="3.8393713E10" B="-1.1822968E7" C="910.1816" Error="0.00746"/>
<QuasiParabolic ID="4" StartDistance="6574.0" EndDistance="6576.0" A="1.86606976E13" B="-5.6772634E9" C="431807.7" Error="0.0209"/>
<QuasiParabolic ID="5" StartDistance="6576.0" EndDistance="6578.0" A="7.6844174E12" B="-2.33897907E9" C="177984.36" Error="0.00705"/>
<QuasiParabolic ID="6" StartDistance="6578.0" EndDistance="6582.0" A="1.4758767E13" B="-4.4898908E9" C="341477.22" Error="0.0047"/>
<QuasiParabolic ID="7" StartDistance="6582.0" EndDistance="6593.0" A="3.05885558E13" B="-9.2999148E9" C="706869.5" Error="0.0346"/>
<QuasiParabolic ID="8" StartDistance="6593.0" EndDistance="6602.0" A="2.291351E13" B="-6.9716741E9" C="530300.3" Error="0.0246"/>
<QuasiParabolic ID="9" StartDistance="6602.0" EndDistance="6611.721" A="-6.8005623E13" B="2.05712323E10" C="-1555651.2" Error="0.00829"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="94.766" Depth="0.154"/>
<TopsideChapman PeakHeight="241.721" PeakDensity="156358.56" PeakScaleHeight="10.964" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
