<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-05-14 -134 02:10:00.000"
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 44 0 0 0 0 0 0 0 0 1 0 "/>
<Comments>AR.5002.49 Confidence: 50% PACIFIC flags: F2o cusp not found, One of F2 cusps was derived from the other, F2O model cusp does not fit trace</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.05.14 (134) 02:10:00</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">
FF202613405140210001291297002000002515000000001107301000080205120000B05040001
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="3.175" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.480" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="11.049" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.750" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.750" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="3.500" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="270.735" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="270.735" 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="0.200" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="3.000" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="295.000" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.750" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.750" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="270.450" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="250.304" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="3.109" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="28.807" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="0.826" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="15.365" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="27.830" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="2.420" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="18">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
270.735 272.159 273.723 275.449 277.365 279.502 281.903 285.000 287.500 292.500 295.000 300.000 305.000 312.500 322.500 332.500 347.500 368.583
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
0 0 0 0 0 0 0 0 0 66 0 81 78 0 0 0 0 0
</TraceValueList>
<TraceValueList Name="DopplerShift" Type="float" Units="Hz" NoValue="99.0" Description="Doppler Frequency Shift" >
-10.9375 -10.9375 -10.9375 -10.9375 -10.9375 -10.9375 -10.9375 -1.5625 1.5625 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="411">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
93.502 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 132.0 133.0 134.0 135.0 136.0 137.0 138.0 139.0 140.0 141.0 142.0 143.0 144.0 145.0 146.0 147.0 147.36467 148.0 149.0 150.0 151.0 152.0 153.0 154.0 155.0 156.0 157.0 158.0 159.0 160.0 161.0 162.0 163.0 164.0 165.0 166.0 167.0 168.0 169.0 170.0 171.0 172.0 173.0 174.0 175.0 176.0 177.0 178.0 179.0 180.0 181.0 182.0 183.0 184.0 184.72934 185.0 186.0 187.0 188.0 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 198.0 199.0 200.0 201.0 202.0 203.0 204.0 205.0 206.0 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 218.0 219.0 220.0 221.0 222.0 222.094 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 242.0 243.0 244.0 245.0 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 269.0 270.0 270.45 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0 344.0 345.0 346.0 347.0 348.0 349.0 350.0 351.0 352.0 353.0 354.0 355.0 356.0 357.0 358.0 359.0 360.0 361.0 362.0 363.0 364.0 365.0 366.0 367.0 368.0 369.0 370.0 371.0 372.0 373.0 374.0 375.0 376.0 377.0 378.0 379.0 380.0 381.0 382.0 383.0 384.0 385.0 386.0 387.0 388.0 389.0 390.0 391.0 392.0 393.0 394.0 395.0 396.0 397.0 398.0 399.0 400.0 401.0 402.0 403.0 404.0 405.0 406.0 407.0 408.0 409.0 410.0 411.0 412.0 413.0 414.0 415.0 416.0 417.0 418.0 419.0 420.0 421.0 422.0 423.0 424.0 425.0 426.0 427.0 428.0 429.0 430.0 431.0 432.0 433.0 434.0 435.0 436.0 437.0 438.0 439.0 440.0 441.0 442.0 443.0 444.0 445.0 446.0 447.0 448.0 449.0 450.0 451.0 452.0 453.0 454.0 455.0 456.0 457.0 458.0 459.0 460.0 461.0 462.0 463.0 464.0 465.0 466.0 467.0 468.0 469.0 470.0 471.0 472.0 473.0 474.0 475.0 476.0 477.0 478.0 479.0 480.0 481.0 482.0 483.0 484.0 485.0 486.0 487.0 488.0 489.0 490.0 491.0 492.0 493.0 494.0 495.0 496.0 497.0 498.0 499.0
</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 0.34360602 0.34157255 0.33939505 0.33697876 0.33440372 0.33161458 0.328562 0.3253919 0.3219326 0.31827104 0.3144307 0.31026807 0.30587995 0.30125287 0.29635832 0.2911358 0.2855733 0.27968177 0.27349555 0.26692832 0.2599675 0.25255942 0.24462931 0.23621772 0.2272694 0.21770914 0.20743646 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 0.20111556 0.2052371 0.20935865 0.21348019 0.21760173 0.22172327 0.22584482 0.22996634 0.23408788 0.23820943 0.24233097 0.24645251 0.25057405 0.2546956 0.25881714 0.26293868 0.26706022 0.27118176 0.2753033 0.27942485 0.2835464 0.28766793 0.29178947 0.295911 0.30003256 0.3041541 0.30827564 0.31239715 0.3165187 0.32064024 0.32476178 0.32888332 0.33300486 0.3371264 0.34124795 0.3453695 0.34949103 0.35361257 0.354 0.38457274 0.42091352 0.45975423 0.5008749 0.5441576 0.5895398 0.63702893 0.6866568 0.7385036 0.7926905 0.84933466 0.90857995 0.9705524 1.0353965 1.1032467 1.1742009 1.2483424 1.3256898 1.4061964 1.4897568 1.5761327 1.6649858 1.7558595 1.8481936 1.9413228 2.0344849 2.1269114 2.2178292 2.3065124 2.3922799 2.4746172 2.5530279 2.627187 2.6968338 2.7617996 2.8219738 2.8773174 2.9278002 2.9734561 3.0143209 3.0504403 3.0818615 3.108648 3.130845 3.1485 3.1616497 3.1703277 3.17455 3.175 3.1746056 3.1719115 3.1667585 3.1592565 3.1495159 3.1376472 3.12376 3.1079638 3.090366 3.0710723 3.0501876 3.0278132 3.0040488 2.9789913 2.9527342 2.9253693 2.896984 2.8676639 2.8374903 2.8065422 2.7748947 2.7426205 2.709788 2.6764636 2.64271 2.6085865 2.5741503 2.5394552 2.5045516 2.4694884 2.4343102 2.3990602 2.3637786 2.3285034 2.2932696 2.2581108 2.2230577 2.1881394 2.1533828 2.1188126 2.0844524 2.0503232 2.0164452 1.982836 1.9495128 1.9164907 1.8837835 1.8514038 1.8193631 1.7876717 1.7563386 1.7253721 1.6947792 1.6645664 1.6347389 1.6053016 1.5762582 1.5476118 1.5193651 1.4915199 1.4640776 1.4370389 1.4104041 1.3841729 1.358345 1.3329191 1.307894 1.2832677 1.2590384 1.2352039 1.2117611 1.1887076 1.1660402 1.1437554 1.12185 1.1003202 1.0791624 1.0583724 1.0379462 1.0178798 0.99816895 0.9788092 0.9597961 0.94112515 0.92279196 0.9047919 0.88712025 0.86977255 0.852744 0.83602995 0.8196258 0.80352676 0.78772825 0.7722255 0.7570139 0.7420889 0.7274458 0.71308 0.69898695 0.6851621 0.67160106 0.65829927 0.6452524 0.632456 0.61990577 0.6075974 0.59552675 0.5836896 0.5720817 0.56069905 0.5495376 0.53859335 0.5278624 0.5173409 0.50702494 0.49691078 0.4869947 0.4772731 0.4677423 0.45839876 0.44923902 0.44025958 0.4314571 0.4228282 0.41436964 0.40607816 0.39795062 0.38998386 0.38217482 0.37452048 0.3670179 0.35966414 0.35245633 0.3453917 0.33846742 0.3316808 0.32502916 0.31850994 0.3121205 0.3058583 0.2997209 0.2937059 0.28781083 0.28203338 0.27637124 0.27082214 0.26538387 0.26005426 0.25483114 0.24971245 0.24469611 0.23978011 0.23496246 0.23024124 0.2256145 0.22108041 0.2166371 0.2122828 0.20801575 0.20383419 0.19973645 0.19572084 0.19178574 0.18792956 0.18415071 0.18044765 0.17681889 0.17326294 0.16977835 0.1663637 0.16301759 0.15973863 0.15652552 0.15337694 0.15029156 0.14726818 0.1443055 0.14140233 0.13855751 0.13576981 0.13303815 0.13036138 0.12773839 0.12516811 0.122649506 0.120181516 0.11776314 0.11539338 0.11307126 0.110795826 0.10856614 0.1063813 0.10424038 0.10214251 0.10008684 0.09807251 0.096098684 0.094164565 0.092269346 0.090412244 0.0885925 0.08680937 0.085062094 0.08334998 0.08167231 0.080028385 0.07841754 0.076839104 0.07529243 0.07377687 0.07229181 0.070836626 0.06941073 0.06801352 0.06664442 0.065302886 0.063988335 0.06270025 0.06143808 0.06020131 0.058989435 0.057801947 0.056638356 0.055498186 0.054380964 0.053286225 0.052213524 0.051162407 0.05013245

</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="3.175" PeakHeight="270.45" Num="5" zHalfNm="250.304" Error="1.64">
-49.939 2.794 -1.99 1.026 -0.247
</ShiftedChebyshev>
</ShiftedChebyshevList>
<QuasiParabolicList Num="9" 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="6517.365" A="-1.08945244E11" B="3.3625076E7" C="-2594.402" Error="0.00176"/>
<QuasiParabolic ID="2" StartDistance="6517.365" EndDistance="6554.729" A="0.0" B="-3020.9739" C="0.50356346" Error="0.067"/>
<QuasiParabolic ID="3" StartDistance="6554.729" EndDistance="6580.0" A="9.2294455E10" B="-2.8191104E7" C="2152.7651" Error="0.067"/>
<QuasiParabolic ID="4" StartDistance="6580.0" EndDistance="6590.0" A="-1.45811685E11" B="4.4181588E7" C="-3346.6792" Error="0.0187"/>
<QuasiParabolic ID="5" StartDistance="6590.0" EndDistance="6596.0" A="6.5526814E12" B="-1.98874509E9" C="150896.61" Error="0.0647"/>
<QuasiParabolic ID="6" StartDistance="6596.0" EndDistance="6601.0" A="5.2824349E12" B="-1.60358848E9" C="121700.39" Error="0.00757"/>
<QuasiParabolic ID="7" StartDistance="6601.0" EndDistance="6624.0" A="1.55026939E13" B="-4.7001672E9" C="356254.16" Error="0.0434"/>
<QuasiParabolic ID="8" StartDistance="6624.0" EndDistance="6640.45" A="-2.59403421E13" B="7.8128261E9" C="-588265.3" Error="0.01"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="112.094" Depth="0.154"/>
<TopsideChapman PeakHeight="270.45" PeakDensity="125069.79" PeakScaleHeight="15.365" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
