<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-03-14 -073 02:00:00.000"
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="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 33 0 0 0 0 0 0 0 0 1 0 "/>
<Comments>AR.5002.49 Confidence: 60% PACIFIC flags: Multiple candidates for F2x cusp, Multiple candidates for F2o cusp, One of F2 cusps was derived from the other, Unidentified traces above foF2</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.03.14 (073) 02:00:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.17" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-15.96" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="82.25368" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202607303140200001291297002000002515000000001107301000080205120000B05040001
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="23" >
<URSI ID="00" Val="3.200" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.084" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="9.868" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.550" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.550" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="3.475" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="385.000" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="385.000" 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="88" Val="3.175" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="395.192" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.550" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.550" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="328.503" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="292.394" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="4.823" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="51.949" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="1.442" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="25.368" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="58.550" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="1.390" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="27">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
2.55 2.575 2.6 2.625 2.65 2.675 2.7 2.725 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 3.2
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
385.000 385.000 385.000 385.000 385.000 385.395 385.789 386.184 386.579 386.974 387.368 387.763 388.158 388.553 388.947 389.342 389.737 390.132 390.526 390.921 391.316 391.711 392.105 392.500 392.500 395.192 403.274
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
66 66 66 0 69 0 66 0 0 0 57 0 0 0 0 0 0 0 0 0 0 0 0 0 0 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 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -1.5625 -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="618">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
93.502 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 132.0 133.0 134.0 135.0 136.0 137.0 138.0 139.0 140.0 141.0 142.0 143.0 144.0 145.0 146.0 146.38167 147.0 148.0 149.0 150.0 151.0 152.0 153.0 154.0 155.0 156.0 157.0 158.0 159.0 160.0 161.0 162.0 163.0 164.0 165.0 166.0 167.0 168.0 169.0 170.0 171.0 172.0 173.0 174.0 175.0 176.0 177.0 178.0 179.0 180.0 181.0 182.0 182.76334 183.0 184.0 185.0 186.0 187.0 188.0 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 198.0 199.0 200.0 201.0 202.0 203.0 204.0 205.0 206.0 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 218.0 219.0 219.145 220.0 221.0 222.0 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 242.0 243.0 244.0 245.0 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 328.503 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0 344.0 345.0 346.0 347.0 348.0 349.0 350.0 351.0 352.0 353.0 354.0 355.0 356.0 357.0 358.0 359.0 360.0 361.0 362.0 363.0 364.0 365.0 366.0 367.0 368.0 369.0 370.0 371.0 372.0 373.0 374.0 375.0 376.0 377.0 378.0 379.0 380.0 381.0 382.0 383.0 384.0 385.0 386.0 387.0 388.0 389.0 390.0 391.0 392.0 393.0 394.0 395.0 396.0 397.0 398.0 399.0 400.0 401.0 402.0 403.0 404.0 405.0 406.0 407.0 408.0 409.0 410.0 411.0 412.0 413.0 414.0 415.0 416.0 417.0 418.0 419.0 420.0 421.0 422.0 423.0 424.0 425.0 426.0 427.0 428.0 429.0 430.0 431.0 432.0 433.0 434.0 435.0 436.0 437.0 438.0 439.0 440.0 441.0 442.0 443.0 444.0 445.0 446.0 447.0 448.0 449.0 450.0 451.0 452.0 453.0 454.0 455.0 456.0 457.0 458.0 459.0 460.0 461.0 462.0 463.0 464.0 465.0 466.0 467.0 468.0 469.0 470.0 471.0 472.0 473.0 474.0 475.0 476.0 477.0 478.0 479.0 480.0 481.0 482.0 483.0 484.0 485.0 486.0 487.0 488.0 489.0 490.0 491.0 492.0 493.0 494.0 495.0 496.0 497.0 498.0 499.0 500.0 501.0 502.0 503.0 504.0 505.0 506.0 507.0 508.0 509.0 510.0 511.0 512.0 513.0 514.0 515.0 516.0 517.0 518.0 519.0 520.0 521.0 522.0 523.0 524.0 525.0 526.0 527.0 528.0 529.0 530.0 531.0 532.0 533.0 534.0 535.0 536.0 537.0 538.0 539.0 540.0 541.0 542.0 543.0 544.0 545.0 546.0 547.0 548.0 549.0 550.0 551.0 552.0 553.0 554.0 555.0 556.0 557.0 558.0 559.0 560.0 561.0 562.0 563.0 564.0 565.0 566.0 567.0 568.0 569.0 570.0 571.0 572.0 573.0 574.0 575.0 576.0 577.0 578.0 579.0 580.0 581.0 582.0 583.0 584.0 585.0 586.0 587.0 588.0 589.0 590.0 591.0 592.0 593.0 594.0 595.0 596.0 597.0 598.0 599.0 600.0 601.0 602.0 603.0 604.0 605.0 606.0 607.0 608.0 609.0 610.0 611.0 612.0 613.0 614.0 615.0 616.0 617.0 618.0 619.0 620.0 621.0 622.0 623.0 624.0 625.0 626.0 627.0 628.0 629.0 630.0 631.0 632.0 633.0 634.0 635.0 636.0 637.0 638.0 639.0 640.0 641.0 642.0 643.0 644.0 645.0 646.0 647.0 648.0 649.0 650.0 651.0 652.0 653.0 654.0 655.0 656.0 657.0 658.0 659.0 660.0 661.0 662.0 663.0 664.0 665.0 666.0 667.0 668.0 669.0 670.0 671.0 672.0 673.0 674.0 675.0 676.0 677.0 678.0 679.0 680.0 681.0 682.0 683.0 684.0 685.0 686.0 687.0 688.0 689.0 690.0 691.0 692.0 693.0 694.0 695.0 696.0 697.0 698.0 699.0 700.0 701.0 702.0 703.0 704.0 705.0 706.0
</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 0.35257575 0.35175627 0.35075593 0.34961495 0.34826344 0.34670696 0.34495193 0.34300554 0.34087583 0.33857146 0.33603415 0.33327758 0.3303166 0.32716686 0.32372066 0.32012627 0.31622568 0.31211123 0.3077045 0.3030503 0.298094 0.2927774 0.2872053 0.28137177 0.27505434 0.2684211 0.26130503 0.25379157 0.2457281 0.23719874 0.22800803 0.21824351 0.20773211 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 0.2010018 0.20523469 0.20946759 0.21370049 0.21793339 0.2221663 0.2263992 0.2306321 0.234865 0.2390979 0.24333079 0.2475637 0.2517966 0.25602952 0.2602624 0.2644953 0.2687282 0.2729611 0.277194 0.2814269 0.28565982 0.2898927 0.29412562 0.2983585 0.3025914 0.30682433 0.3110572 0.31529012 0.319523 0.32375592 0.32798883 0.33222172 0.33645463 0.3406875 0.34492043 0.34915334 0.35338622 0.354 0.3723097 0.3906742 0.40753964 0.4236514 0.43938953 0.4549805 0.4705829 0.48631528 0.5022727 0.5185377 0.5351802 0.5522633 0.5698555 0.5880106 0.6067877 0.6262409 0.64641714 0.66737276 0.6891443 0.7117727 0.7352887 0.7597107 0.7850451 0.811291 0.838418 0.8663946 0.8951703 0.924677 0.95483017 0.985543 1.0167227 1.0482712 1.0801026 1.1121141 1.1442355 1.1763881 1.2085127 1.2405565 1.2724735 1.3042307 1.3358047 1.3671657 1.3983138 1.4292349 1.4599226 1.4903771 1.5205986 1.5505934 1.5803671 1.6099247 1.6392703 1.6684256 1.6973897 1.7261759 1.7547872 1.7832456 1.8115488 1.8397157 1.8677576 1.8956735 1.9234822 1.9511898 1.9788105 2.0063467 2.033813 2.0612123 2.088563 2.1158671 2.1431375 2.1703792 2.197602 2.2248125 2.2520282 2.279244 2.3064792 2.3337371 2.3610258 2.3883576 2.4157338 2.4431682 2.4706647 2.4982307 2.5258791 2.553616 2.5814447 2.6093729 2.63741 2.6655583 2.6938233 2.7222078 2.7507138 2.7793357 2.808076 2.8369188 2.8658497 2.8948412 2.9238641 2.9528573 2.9817476 3.010428 3.0387354 3.0664625 3.0932858 3.1187854 3.1423557 3.1632054 3.1803496 3.1926765 3.199165 3.2 3.1998806 3.1989253 3.1970348 3.1942337 3.1905465 3.185998 3.1806126 3.1744153 3.1674309 3.1596837 3.1511984 3.1419997 3.1321113 3.121558 3.110363 3.09855 3.0861425 3.0731633 3.0596354 3.0455806 3.0310216 3.0159795 3.000476 2.9845314 2.9681666 2.9514017 2.9342563 2.9167495 2.8989005 2.880727 2.8622477 2.8434796 2.8244402 2.8051457 2.7856128 2.765857 2.7458937 2.7257378 2.7054038 2.6849058 2.6642575 2.6434724 2.622563 2.6015415 2.5804207 2.5592117 2.5379257 2.5165741 2.495167 2.4737146 2.4522269 2.4307132 2.4091825 2.387644 2.3661056 2.3445756 2.323062 2.301572 2.280113 2.258692 2.2373152 2.2159894 2.1947203 2.173514 2.152376 2.1313112 2.1103253 2.0894227 2.068608 2.047886 2.0272603 2.006735 1.9863142 1.966001 1.945799 1.9257114 1.9057411 1.8858908 1.8661636 1.8465616 1.8270873 1.8077428 1.7885302 1.7694515 1.7505084 1.7317026 1.7130355 1.6945086 1.6761231 1.6578803 1.6397811 1.6218265 1.6040175 1.5863547 1.568839 1.5514705 1.5342501 1.5171782 1.500255 1.4834808 1.4668558 1.4503801 1.4340537 1.4178766 1.4018488 1.3859701 1.3702404 1.3546594 1.3392268 1.3239423 1.3088055 1.2938159 1.278973 1.2642764 1.2497256 1.23532 1.2210587 1.2069415 1.1929674 1.1791358 1.1654459 1.151897 1.1384883 1.125219 1.1120882 1.0990952 1.086239 1.0735186 1.0609334 1.0484823 1.0361643 1.0239786 1.0119241 1.0000001 0.98820525 0.9765388 0.9649997 0.9535869 0.94229937 0.9311362 0.9200962 0.9091785 0.898382 0.8877057 0.87714845 0.8667093 0.85638714 0.84618104 0.8360898 0.82611245 0.81624794 0.80649525 0.79685324 0.787321 0.77789736 0.76858133 0.7593719 0.7502679 0.7412685 0.7323726 0.72357905 0.71488696 0.7062953 0.697803 0.6894091 0.6811126 0.6729124 0.6648077 0.6567973 0.64888036 0.6410559 0.63332283 0.6256803 0.61812735 0.61066294 0.6032862 0.5959962 0.58879197 0.5816726 0.5746372 0.5676847 0.56081444 0.55402535 0.5473167 0.5406874 0.53413665 0.52766365 0.5212675 0.51494735 0.50870234 0.5025316 0.49643436 0.49040976 0.48445702 0.47857526 0.47276375 0.46702164 0.46134818 0.4557426 0.45020407 0.44473186 0.4393252 0.4339834 0.42870563 0.42349118 0.41833934 0.41324937 0.4082206 0.40325227 0.39834368 0.39349416 0.38870305 0.3839696 0.3792932 0.37467316 0.3701088 0.36559954 0.36114466 0.35674357 0.35239562 0.3481002 0.34385666 0.3396644 0.33552286 0.3314314 0.32738942 0.32339638 0.31945166 0.3155547 0.31170496 0.30790183 0.3041448 0.30043334 0.29676685 0.29314482 0.28956673 0.28603205 0.28254026 0.27909085 0.2756833 0.27231717 0.26899192 0.26570705 0.26246208 0.25925657 0.25609 0.25296193 0.2498719 0.24681944 0.24380411 0.24082546 0.23788306 0.23497646 0.23210523 0.22926894 0.22646719 0.22369955 0.22096562 0.21826498 0.21559724 0.212962 0.21035886 0.20778744 0.20524736 0.20273823 0.20025969 0.19781137 0.19539288 0.1930039 0.19064403 0.18831295 0.1860103 0.18373574 0.18148893 0.17926952 0.1770772 0.17491163 0.17277248 0.17065944 0.16857219 0.1665104 0.1644738 0.16246206 0.16047487 0.15851194 0.15657298 0.1546577 0.15276581 0.15089703 0.14905106 0.14722764 0.1454265 0.14364736 0.14188994 0.140154 0.13843928 0.1367455 0.13507241 0.13341977 0.13178733 0.13017483 0.12858203 0.1270087 0.12545462 0.12391952 0.122403175 0.12090538 0.11942588 0.11796448 0.116520934 0.115095034 0.11368658 0.11229533 0.1109211 0.10956367 0.10822284 0.106898405 0.105590165 0.10429792 0.10302148 0.10176065 0.10051524 0.09928506 0.09806992 0.096869655 0.09568406 0.09451297 0.0933562 0.09221358 0.09108494 0.089970104 0.0888689 0.087781176 0.08670676 0.085645474 0.08459718 0.08356171 0.08253891 0.08152862 0.08053069 0.07954497 0.078571305 0.07760956 0.07665958 0.07572123 0.07479435 0.07387882 0.07297448 0.072081216 0.07119888 0.07032734 0.069466464 0.06861612 0.06777619 0.06694654 0.06612703 0.065317556 0.06451798 0.0637282 0.06294808 0.06217751 0.06141637 0.060664542 0.059921913 0.059188377 0.058463816 0.057748124 0.05704119 0.05634291 0.055653177 0.05497188 0.054298926 0.053634208 0.052977625 0.05232908 0.05168847 0.051055703 0.05043068

</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="3.2" PeakHeight="328.503" Num="5" zHalfNm="292.394" Error="4.487">
-96.35 -23.104 15.568 -8.499 3.027
</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="6516.382" A="-1.14879824E11" B="3.5456736E7" C="-2735.734" Error="0.00174"/>
<QuasiParabolic ID="2" StartDistance="6516.382" EndDistance="6552.763" A="0.0" B="-1014.00836" C="0.19564381" Error="0.0225"/>
<QuasiParabolic ID="3" StartDistance="6552.763" EndDistance="6582.0" A="5.0035057E10" B="-1.5331814E7" C="1174.5217" Error="0.0225"/>
<QuasiParabolic ID="4" StartDistance="6582.0" EndDistance="6583.0" A="-1.6213031E12" B="4.92519328E8" C="-37404.266" Error="0.0"/>
<QuasiParabolic ID="5" StartDistance="6583.0" EndDistance="6606.0" A="1.01214932E12" B="-3.07557344E8" C="23364.129" Error="0.0703"/>
<QuasiParabolic ID="6" StartDistance="6606.0" EndDistance="6631.0" A="2.40022874E12" B="-7.2780538E8" C="55172.188" Error="0.019"/>
<QuasiParabolic ID="7" StartDistance="6631.0" EndDistance="6694.0" A="1.26132984E12" B="-3.84298016E8" C="29270.559" Error="0.021"/>
<QuasiParabolic ID="8" StartDistance="6694.0" EndDistance="6698.503" A="-3.7063483E13" B="1.1066199E10" C="-826010.06" Error="9.84E-4"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="109.145" Depth="0.154"/>
<TopsideChapman PeakHeight="328.503" PeakDensity="127047.15" PeakScaleHeight="25.368" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
