<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-05-13 -133 17:05:00.000"
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="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 11 0 0 0 0 0 0 0 0 1 0 "/>
<Comments>AR.5002.49 Confidence: 95% PACIFIC flags: Multiple candidates for F2x cusp</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.05.13 (133) 17:05:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.21" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-15.99" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="75.82641" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202613305131705001291296E02000002520000000001107201000080205120000B05040000
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="25" >
<URSI ID="00" Val="5.875" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.967" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="23.307" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="4.675" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="4.675" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="6.250" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="227.500" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="227.500" 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="5.700" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="245.489" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="2.902" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="4.825" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="4.825" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<Modeled Name="foF1p" Val="4.065" Units="MHz" ModelName="IRI-90" />
<URSI ID="92" Val="181.060" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="140.871" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="9.115" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="43.050" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="5.130" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="26.287" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="70.760" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="1.090" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="49">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
230.000 230.000 230.000 230.000 230.000 230.000 227.500 227.500 227.500 227.500 227.500 227.500 227.500 227.500 227.500 227.500 227.500 227.500 227.500 227.500 227.500 230.000 230.000 230.000 230.000 230.000 230.000 232.500 232.500 232.500 235.000 235.000 235.000 237.500 237.500 240.000 240.000 240.000 241.134 242.407 243.847 245.489 247.380 249.579 252.169 255.265 259.030 263.708 269.677
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
69 69 69 69 69 69 81 78 81 81 81 81 81 81 81 81 81 81 81 81 81 81 81 84 84 84 84 84 84 84 81 81 84 78 93 87 81 81 81 78 93 90 78 78 78 78 78 78 75
</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 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 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 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="540">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
89.563 90.0 91.0 92.0 93.0 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 113.82166 114.0 115.0 116.0 117.0 117.64333 118.0 119.0 120.0 121.0 121.465 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 132.0 133.0 134.0 135.0 136.0 137.0 138.0 139.0 140.0 141.0 142.0 143.0 144.0 145.0 146.0 147.0 148.0 149.0 150.0 151.0 152.0 153.0 154.0 155.0 156.0 157.0 158.0 159.0 160.0 161.0 162.0 163.0 164.0 165.0 166.0 167.0 168.0 169.0 170.0 171.0 172.0 173.0 174.0 175.0 176.0 177.0 178.0 179.0 180.0 181.0 181.06 182.0 183.0 184.0 185.0 186.0 187.0 188.0 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 198.0 199.0 200.0 201.0 202.0 203.0 204.0 205.0 206.0 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 218.0 219.0 220.0 221.0 222.0 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 242.0 243.0 244.0 245.0 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0 344.0 345.0 346.0 347.0 348.0 349.0 350.0 351.0 352.0 353.0 354.0 355.0 356.0 357.0 358.0 359.0 360.0 361.0 362.0 363.0 364.0 365.0 366.0 367.0 368.0 369.0 370.0 371.0 372.0 373.0 374.0 375.0 376.0 377.0 378.0 379.0 380.0 381.0 382.0 383.0 384.0 385.0 386.0 387.0 388.0 389.0 390.0 391.0 392.0 393.0 394.0 395.0 396.0 397.0 398.0 399.0 400.0 401.0 402.0 403.0 404.0 405.0 406.0 407.0 408.0 409.0 410.0 411.0 412.0 413.0 414.0 415.0 416.0 417.0 418.0 419.0 420.0 421.0 422.0 423.0 424.0 425.0 426.0 427.0 428.0 429.0 430.0 431.0 432.0 433.0 434.0 435.0 436.0 437.0 438.0 439.0 440.0 441.0 442.0 443.0 444.0 445.0 446.0 447.0 448.0 449.0 450.0 451.0 452.0 453.0 454.0 455.0 456.0 457.0 458.0 459.0 460.0 461.0 462.0 463.0 464.0 465.0 466.0 467.0 468.0 469.0 470.0 471.0 472.0 473.0 474.0 475.0 476.0 477.0 478.0 479.0 480.0 481.0 482.0 483.0 484.0 485.0 486.0 487.0 488.0 489.0 490.0 491.0 492.0 493.0 494.0 495.0 496.0 497.0 498.0 499.0 500.0 501.0 502.0 503.0 504.0 505.0 506.0 507.0 508.0 509.0 510.0 511.0 512.0 513.0 514.0 515.0 516.0 517.0 518.0 519.0 520.0 521.0 522.0 523.0 524.0 525.0 526.0 527.0 528.0 529.0 530.0 531.0 532.0 533.0 534.0 535.0 536.0 537.0 538.0 539.0 540.0 541.0 542.0 543.0 544.0 545.0 546.0 547.0 548.0 549.0 550.0 551.0 552.0 553.0 554.0 555.0 556.0 557.0 558.0 559.0 560.0 561.0 562.0 563.0 564.0 565.0 566.0 567.0 568.0 569.0 570.0 571.0 572.0 573.0 574.0 575.0 576.0 577.0 578.0 579.0 580.0 581.0 582.0 583.0 584.0 585.0 586.0 587.0 588.0 589.0 590.0 591.0 592.0 593.0 594.0 595.0 596.0 597.0 598.0 599.0 600.0 601.0 602.0 603.0 604.0 605.0 606.0 607.0 608.0 609.0 610.0 611.0 612.0 613.0 614.0 615.0 616.0 617.0 618.0 619.0 620.0 621.0 622.0 623.0 624.0
</AltitudeList>
<ProfileValueList Name="PlasmaFrequency" Type="float" Units="MHz" Description="Plasma frequency" >
0.2 0.23551899 0.9633329 1.3497292 1.5940716 1.787439 1.9504666 2.0919132 2.2164373 2.3268201 2.424942 2.5120318 2.5890543 2.6566708 2.7153976 2.7656586 2.8077452 2.8418941 2.868282 2.8870428 2.8982644 2.902 2.8936143 2.868352 2.8259554 2.778 2.778 2.778 2.778 2.778 2.778 2.7895727 2.822019 2.8544657 2.8869123 2.902 2.9356377 3.0029817 3.0754876 3.1516843 3.2296615 3.3075047 3.3838017 3.4576602 3.5286744 3.5967968 3.6621418 3.724912 3.785344 3.8436706 3.9001215 3.9548905 4.0081773 4.0601344 4.1109023 4.1606197 4.209394 4.2573395 4.3045344 4.3510714 4.3970313 4.4424624 4.4874477 4.532037 4.576289 4.6202526 4.663963 4.70749 4.750851 4.794103 4.837282 4.8804226 4.9235682 4.966744 5.0099974 5.0533624 5.0968666 5.140537 5.1844234 5.2285485 5.272937 5.317621 5.362621 5.4079432 5.45359 5.4995403 5.545728 5.592052 5.638309 5.6841407 5.728955 5.7717414 5.8108163 5.843519 5.8661766 5.874971 5.875 5.874272 5.8719234 5.867992 5.8625174 5.8555408 5.8471026 5.837244 5.8260055 5.813428 5.799552 5.7844176 5.7680664 5.750537 5.7318697 5.712104 5.6912785 5.6694317 5.6466017 5.622826 5.598142 5.5725856 5.546193 5.518999 5.4910393 5.462347 5.4329557 5.4028983 5.372207 5.340913 5.309047 5.2766395 5.243719 5.2103148 5.176455 5.142166 5.1074758 5.072409 5.0369916 5.001248 4.965202 4.9288764 4.892294 4.8554773 4.8184466 4.781223 4.743826 4.7062755 4.66859 4.6307874 4.5928855 4.554901 4.5168505 4.4787493 4.4406133 4.4024568 4.3642936 4.3261385 4.2880034 4.249902 4.2118454 4.1738462 4.1359153 4.0980635 4.060301 4.022638 3.9850836 3.947647 3.9103374 3.8731625 3.8361306 3.7992492 3.7625256 3.7259662 3.689578 3.6533675 3.6173398 3.5815012 3.545857 3.5104117 3.4751704 3.4401376 3.4053173 3.370714 3.3363307 3.3021715 3.2682393 3.2345374 3.2010684 3.167835 3.1348398 3.1020849 3.0695724 3.0373044 3.0052822 2.9735074 2.9419818 2.9107063 2.879682 2.8489099 2.8183908 2.7881258 2.7581146 2.7283583 2.698857 2.669611 2.6406205 2.611885 2.583405 2.55518 2.5272098 2.499494 2.4720323 2.444824 2.4178684 2.391165 2.3647132 2.338512 2.3125606 2.2868578 2.261403 2.2361953 2.2112331 2.1865156 2.1620414 2.1378095 2.1138186 2.0900674 2.0665543 2.0432782 2.020238 1.9974314 1.9748577 1.9525151 1.9304022 1.9085174 1.886859 1.8654257 1.8442158 1.8232275 1.8024595 1.78191 1.7615771 1.7414596 1.7215555 1.7018632 1.6823809 1.6631072 1.64404 1.6251779 1.6065189 1.5880616 1.569804 1.5517443 1.5338812 1.5162126 1.4987369 1.4814523 1.4643573 1.4474498 1.4307283 1.4141911 1.3978364 1.3816626 1.3656678 1.3498505 1.334209 1.3187414 1.3034463 1.2883217 1.2733663 1.2585782 1.2439557 1.2294974 1.2152014 1.2010663 1.1870903 1.1732719 1.1596094 1.1461015 1.1327462 1.1195422 1.1064879 1.0935817 1.0808221 1.0682075 1.0557365 1.0434077 1.0312192 1.0191699 1.0072583 0.9954827 0.98384184 0.97233427 0.9609585 0.9497132 0.93859684 0.92760813 0.9167457 0.9060081 0.89539415 0.8849023 0.8745313 0.86427987 0.85414666 0.8441304 0.83422977 0.8244436 0.81477046 0.8052092 0.7957586 0.78641737 0.77718437 0.76805836 0.75903815 0.7501226 0.7413105 0.7326006 0.723992 0.71548337 0.7070736 0.69876164 0.6905464 0.68242675 0.6744016 0.6664699 0.6586306 0.65088266 0.6432251 0.6356568 0.62817675 0.620784 0.6134775 0.60625637 0.59911954 0.59206605 0.58509505 0.57820547 0.57139647 0.56466705 0.5580164 0.5514436 0.5449476 0.5385277 0.532183 0.5259125 0.51971555 0.5135912 0.50753856 0.5015569 0.49564534 0.4898031 0.48402935 0.47832334 0.4726843 0.46711138 0.46160388 0.45616102 0.45078203 0.44546622 0.44021285 0.43502113 0.42989042 0.42482 0.41980913 0.41485718 0.4099634 0.40512714 0.40034774 0.39562455 0.39095688 0.3863441 0.38178557 0.37728068 0.37282878 0.36842924 0.36408147 0.35978487 0.35553885 0.3513428 0.34719613 0.34309828 0.33904868 0.33504677 0.33109197 0.32718375 0.32332155 0.31950486 0.3157331 0.3120058 0.30832237 0.30468237 0.30108526 0.29753053 0.29401767 0.29054624 0.28711572 0.28372562 0.28037548 0.27706483 0.27379322 0.27056018 0.26736525 0.264208 0.26108798 0.25800472 0.25495785 0.25194693 0.24897149 0.24603115 0.24312548 0.2402541 0.23741658 0.23461254 0.23184158 0.22910331 0.22639734 0.22372329 0.22108081 0.2184695 0.21588899 0.21333894 0.21081899 0.20832877 0.20586793 0.20343615 0.20103306 0.19865833 0.19631164 0.19399263 0.19170101 0.18943642 0.18719858 0.18498714 0.18280183 0.18064229 0.17850827 0.17639942 0.17431548 0.17225614 0.17022112 0.16821012 0.16622287 0.16425908 0.16231847 0.16040078 0.15850574 0.15663306 0.15478252 0.15295382 0.15114671 0.14936094 0.14759625 0.14585242 0.14412917 0.14242628 0.1407435 0.13908058 0.13743733 0.13581346 0.13420878 0.13262305 0.13105606 0.12950756 0.12797736 0.12646523 0.12497096 0.12349434 0.12203516 0.12059322 0.11916831 0.11776024 0.11636879 0.11499379 0.11363502 0.112292305 0.11096545 0.10965428 0.108358584 0.1070782 0.105812944 0.10456263 0.103327096 0.10210615 0.10089963 0.099707365 0.09852918 0.09736492 0.09621441 0.0950775 0.09395401 0.0928438 0.09174671 0.090662576 0.08959125 0.08853258 0.08748642 0.086452626 0.08543105 0.08442153 0.08342394 0.08243814 0.081463985 0.08050134 0.07955007 0.07861004 0.07768112 0.07676317 0.07585607 0.07495969 0.07407389 0.073198564 0.07233358 0.071478814 0.07063415 0.06979947 0.068974644 0.06815957 0.06735413 0.0665582 0.06577168 0.06499445 0.0642264 0.06346743 0.06271742 0.061976284 0.061243903 0.060520172 0.059805 0.05909827 0.058399893 0.057709772 0.057027802 0.056353893 0.055687945 0.05502987 0.054379568 0.05373695 0.053101927 0.052474406 0.0518543 0.051241525 0.050635986 0.050037608

</ProfileValueList>
</Tabulated>
<ShiftedChebyshevList Num="2" >
<ShiftedChebyshev Region="E" StartFrequency="0.2" EndFrequency="2.902" PeakHeight="110.0" Num="3" Error="0.0">
-30.111 12.58 -2.906
</ShiftedChebyshev>
<ShiftedChebyshev Region="F2" StartFrequency="2.902" EndFrequency="5.875" PeakHeight="181.06" Num="5" zHalfNm="140.871" Error="1.765">
-49.082 -16.964 8.2 -1.477 -0.272
</ShiftedChebyshev>
</ShiftedChebyshevList>
<QuasiParabolicList Num="7" EarthRadius="6370.0">
<QuasiParabolic ID="0" StartDistance="6459.903" EndDistance="6480.001" A="-3.6536809E13" B="1.12767918E10" C="-870114.44" Error="0.00769"/>
<QuasiParabolic ID="1" StartDistance="6480.0" EndDistance="6483.822" A="-8.5208745E13" B="2.62989967E10" C="-2029235.1" Error="1.19E-4"/>
<QuasiParabolic ID="2" StartDistance="6483.822" EndDistance="6487.643" A="0.0" B="-81035.58" C="20.214619" Error="8.52E-4"/>
<QuasiParabolic ID="3" StartDistance="6487.643" EndDistance="6497.0" A="4.1284866E13" B="-1.2732289E10" C="981669.94" Error="0.00825"/>
<QuasiParabolic ID="4" StartDistance="6497.0" EndDistance="6509.0" A="-1.24607026E13" B="3.81244442E9" C="-291589.56" Error="0.00597"/>
<QuasiParabolic ID="5" StartDistance="6509.0" EndDistance="6548.0" A="2.75721434E12" B="-8.6351718E8" C="67602.45" Error="0.00671"/>
<QuasiParabolic ID="6" StartDistance="6548.0" EndDistance="6551.06" A="-1.49734119E14" B="4.5712945E10" C="-3488938.8" Error="6.94E-4"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="11.465" Depth="0.124"/>
<TopsideChapman PeakHeight="181.06" PeakDensity="428233.56" PeakScaleHeight="26.287" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
