<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-10-30 -303 06:50:00.000"
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" >
2026.10.30 (303) 06:50:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.32" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-16.06" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="62.486557" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202630310300650001291297002000002515000000001107301000080205120000B05040001
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="4.725" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.508" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="16.574" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.000" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.000" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="5.050" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="222.500" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="222.500" 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="0.075" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="4.500" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="295.806" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.000" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.000" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="256.205" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="224.943" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="4.486" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="44.423" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="2.712" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="23.653" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="38.120" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="3.490" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="110">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
2.0 2.025 2.05 2.075 2.1 2.125 2.15 2.175 2.2 2.225 2.25 2.275 2.3 2.325 2.35 2.375 2.4 2.425 2.45 2.475 2.5 2.525 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 3.225 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 3.575 3.6 3.625 3.65 3.675 3.7 3.725 3.75 3.775 3.8 3.825 3.85 3.875 3.9 3.925 3.95 3.975 4.0 4.025 4.05 4.075 4.1 4.125 4.15 4.175 4.2 4.225 4.25 4.275 4.3 4.325 4.35 4.375 4.4 4.425 4.45 4.475 4.5 4.525 4.55 4.575 4.6 4.625 4.65 4.675 4.7 4.725
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
222.500 222.500 222.500 222.500 222.500 222.500 225.000 225.000 225.000 225.000 225.000 225.000 225.000 227.500 227.500 227.500 227.500 227.500 227.500 227.500 230.000 230.000 230.000 230.000 230.000 230.000 230.000 232.500 232.500 232.500 232.500 232.500 232.500 232.500 235.000 235.000 235.000 235.000 235.000 235.000 236.250 237.500 237.500 237.500 237.500 237.500 237.500 240.000 240.000 240.000 240.000 242.500 242.500 242.500 242.500 242.500 245.000 245.000 245.000 245.000 247.500 247.500 250.000 250.000 250.000 250.000 250.000 250.000 252.500 252.500 252.500 255.000 255.000 255.000 255.000 257.500 257.500 257.500 262.500 262.500 262.500 262.500 262.500 265.000 267.500 267.500 270.000 270.000 275.000 275.000 275.000 277.500 277.500 280.000 280.000 285.000 286.687 288.570 290.685 293.078 295.806 298.946 302.599 306.902 312.044 318.299 326.070 335.987 349.079 367.163
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
69 66 0 69 63 81 81 81 84 72 69 57 57 54 54 66 69 84 84 72 66 69 72 72 72 72 72 69 72 72 75 60 63 48 48 72 66 0 0 69 69 93 96 96 96 96 93 96 96 99 96 96 96 99 99 99 99 99 99 99 99 102 93 84 87 87 87 96 96 84 81 66 66 81 81 96 96 108 99 93 96 96 93 105 105 105 102 105 96 93 96 96 93 96 96 93 93 66 66 63 63 63 60 0 0 0 63 99 99 81
</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 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 1.5625 -1.5625 -4.6875 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 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 -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 -4.6875 1.5625 1.5625 -1.5625 -1.5625
</TraceValueList>
</Trace>
</TraceList>
<ProfileList Num="1">
<Profile  Algorithm="NH" AlgorithmVersion="4.32" Type="vertical" >
<Tabulated Num="550">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
93.502 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 132.0 133.0 134.0 135.0 136.0 136.25 137.0 138.0 139.0 140.0 141.0 142.0 143.0 144.0 145.0 146.0 147.0 148.0 149.0 150.0 151.0 152.0 153.0 154.0 155.0 156.0 157.0 158.0 159.0 160.0 161.0 162.0 162.5 163.0 164.0 165.0 166.0 167.0 168.0 169.0 170.0 171.0 172.0 173.0 174.0 175.0 176.0 177.0 178.0 179.0 180.0 181.0 182.0 183.0 184.0 185.0 186.0 187.0 188.0 188.75 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 198.0 199.0 200.0 201.0 202.0 203.0 204.0 205.0 206.0 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 218.0 219.0 220.0 221.0 222.0 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 242.0 243.0 244.0 245.0 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 256.205 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0 344.0 345.0 346.0 347.0 348.0 349.0 350.0 351.0 352.0 353.0 354.0 355.0 356.0 357.0 358.0 359.0 360.0 361.0 362.0 363.0 364.0 365.0 366.0 367.0 368.0 369.0 370.0 371.0 372.0 373.0 374.0 375.0 376.0 377.0 378.0 379.0 380.0 381.0 382.0 383.0 384.0 385.0 386.0 387.0 388.0 389.0 390.0 391.0 392.0 393.0 394.0 395.0 396.0 397.0 398.0 399.0 400.0 401.0 402.0 403.0 404.0 405.0 406.0 407.0 408.0 409.0 410.0 411.0 412.0 413.0 414.0 415.0 416.0 417.0 418.0 419.0 420.0 421.0 422.0 423.0 424.0 425.0 426.0 427.0 428.0 429.0 430.0 431.0 432.0 433.0 434.0 435.0 436.0 437.0 438.0 439.0 440.0 441.0 442.0 443.0 444.0 445.0 446.0 447.0 448.0 449.0 450.0 451.0 452.0 453.0 454.0 455.0 456.0 457.0 458.0 459.0 460.0 461.0 462.0 463.0 464.0 465.0 466.0 467.0 468.0 469.0 470.0 471.0 472.0 473.0 474.0 475.0 476.0 477.0 478.0 479.0 480.0 481.0 482.0 483.0 484.0 485.0 486.0 487.0 488.0 489.0 490.0 491.0 492.0 493.0 494.0 495.0 496.0 497.0 498.0 499.0 500.0 501.0 502.0 503.0 504.0 505.0 506.0 507.0 508.0 509.0 510.0 511.0 512.0 513.0 514.0 515.0 516.0 517.0 518.0 519.0 520.0 521.0 522.0 523.0 524.0 525.0 526.0 527.0 528.0 529.0 530.0 531.0 532.0 533.0 534.0 535.0 536.0 537.0 538.0 539.0 540.0 541.0 542.0 543.0 544.0 545.0 546.0 547.0 548.0 549.0 550.0 551.0 552.0 553.0 554.0 555.0 556.0 557.0 558.0 559.0 560.0 561.0 562.0 563.0 564.0 565.0 566.0 567.0 568.0 569.0 570.0 571.0 572.0 573.0 574.0 575.0 576.0 577.0 578.0 579.0 580.0 581.0 582.0 583.0 584.0 585.0 586.0 587.0 588.0 589.0 590.0 591.0 592.0 593.0 594.0 595.0 596.0 597.0 598.0 599.0 600.0 601.0 602.0 603.0 604.0 605.0 606.0 607.0 608.0 609.0 610.0 611.0 612.0 613.0 614.0 615.0 616.0 617.0 618.0 619.0 620.0 621.0 622.0 623.0 624.0 625.0 626.0 627.0 628.0 629.0 630.0 631.0 632.0 633.0 634.0 635.0 636.0 637.0 638.0
</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 0.353812 0.35332385 0.3524629 0.35123456 0.3496469 0.3477836 0.34551057 0.34284618 0.3398121 0.3363646 0.33256927 0.32832938 0.32366115 0.31855893 0.31297255 0.3068771 0.30027556 0.29307804 0.2853064 0.27685073 0.26765716 0.25764734 0.24675402 0.23483722 0.22173925 0.20734549 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 0.20293333 0.2088 0.21466666 0.22053333 0.2264 0.23226666 0.23813333 0.244 0.24986666 0.25573334 0.2616 0.26746666 0.27333334 0.2792 0.28506666 0.29093334 0.2968 0.30266666 0.30853334 0.3144 0.32026666 0.32613334 0.332 0.33786666 0.34373334 0.3496 0.354 0.3614783 0.39101163 0.4205269 0.45055133 0.481467 0.51359165 0.54720014 0.5825884 0.62004715 0.65988404 0.7024512 0.7481251 0.79733837 0.8505724 0.9083761 0.9713449 1.0401194 1.1154071 1.1979002 1.2882088 1.3868247 1.493906 1.6092494 1.7320757 1.8611345 1.9946791 2.130787 2.2675118 2.4031057 2.536249 2.6658654 2.7912936 2.912106 3.0280952 3.139162 3.2453427 3.3467395 3.443438 3.5356011 3.6233506 3.7068787 3.7863107 3.86178 3.933434 4.0013866 4.0657806 4.126697 4.1842394 4.2385087 4.2895956 4.337557 4.3824754 4.4244237 4.4634447 4.4995956 4.5329304 4.563492 4.5913153 4.6164384 4.6388907 4.6586995 4.6758895 4.690481 4.7024927 4.7119327 4.718819 4.7231545 4.7249465 4.725 4.7244825 4.722385 4.7187166 4.713523 4.706848 4.698737 4.689235 4.6783876 4.6662393 4.6528344 4.638218 4.6224337 4.6055255 4.5875373 4.5685115 4.54849 4.527515 4.505627 4.482867 4.4592743 4.4348884 4.4097466 4.383887 4.3573456 4.330159 4.302362 4.2739882 4.245072 4.2156444 4.1857386 4.1553845 4.1246123 4.093451 4.0619287 4.030073 3.997911 3.9654677 3.9327683 3.899837 3.866697 3.8333712 3.799881 3.7662477 3.7324915 3.6986318 3.6646874 3.6306767 3.596617 3.5625248 3.5284166 3.4943078 3.460213 3.4261463 3.3921216 3.358152 3.3242495 3.2904263 3.2566936 3.2230625 3.1895432 3.1561456 3.122879 3.0897522 3.0567737 3.0239515 2.9912934 2.9588063 2.9264972 2.8943722 2.8624377 2.8306994 2.7991624 2.7678318 2.7367122 2.7058082 2.6751237 2.6446624 2.6144283 2.584424 2.554653 2.5251179 2.4958212 2.4667652 2.437952 2.4093835 2.3810613 2.352987 2.3251617 2.2975867 2.2702627 2.2431905 2.2163713 2.1898048 2.1634917 2.1374323 2.1116266 2.0860744 2.0607758 2.0357301 2.0109375 1.986397 1.9621084 1.9380708 1.9142834 1.8907454 1.8674561 1.8444142 1.8216188 1.7990688 1.7767628 1.7547 1.7328784 1.7112973 1.6899549 1.66885 1.6479807 1.6273459 1.6069438 1.5867729 1.5668315 1.5471178 1.5276303 1.5083672 1.4893267 1.470507 1.4519064 1.4335232 1.4153553 1.397401 1.3796585 1.3621258 1.3448011 1.3276825 1.3107681 1.294056 1.2775444 1.2612313 1.2451148 1.229193 1.2134639 1.1979257 1.1825764 1.1674142 1.1524372 1.1376435 1.123031 1.1085981 1.0943427 1.0802631 1.0663574 1.0526235 1.0390599 1.0256644 1.0124356 0.99937123 0.98646975 0.9737293 0.961148 0.9487242 0.9364561 0.92434186 0.9123798 0.9005681 0.8889052 0.8773893 0.86601865 0.85479164 0.8437066 0.8327619 0.8219558 0.81128675 0.8007531 0.7903533 0.78008574 0.76994884 0.75994104 0.7500608 0.74030656 0.7306769 0.72117025 0.71178514 0.70252013 0.6933737 0.6843444 0.67543095 0.66663176 0.6579455 0.64937085 0.64090633 0.63255066 0.6243025 0.6161605 0.6081233 0.6001897 0.59235835 0.584628 0.5769974 0.5694653 0.56203043 0.5546917 0.54744774 0.54029745 0.53323966 0.52627325 0.51939696 0.5126097 0.50591046 0.49929798 0.4927712 0.48632908 0.4799705 0.47369444 0.46749985 0.46138567 0.4553509 0.44939452 0.44351554 0.437713 0.43198586 0.42633322 0.42075408 0.41524753 0.40981266 0.4044485 0.39915422 0.39392886 0.38877153 0.38368142 0.3786576 0.3736993 0.3688056 0.3639757 0.35920876 0.35450402 0.34986064 0.34527782 0.3407548 0.33629084 0.3318851 0.32753688 0.32324544 0.31901005 0.31482995 0.31070444 0.30663282 0.3026144 0.29864848 0.2947344 0.29087144 0.287059 0.28329638 0.27958295 0.27591807 0.2723011 0.26873147 0.26520848 0.2617316 0.2583002 0.25491366 0.25157145 0.24827297 0.24501765 0.24180491 0.23863424 0.23550506 0.23241684 0.22936904 0.22636114 0.22339262 0.22046296 0.21757168 0.21471824 0.21190217 0.20912299 0.20638019 0.20367332 0.20100191 0.1983655 0.1957636 0.1931958 0.19066165 0.1881607 0.1856925 0.18325666 0.18085273 0.1784803 0.17613895 0.1738283 0.17154792 0.16929744 0.16707644 0.16488457 0.16272141 0.16058661 0.1584798 0.15640059 0.15434866 0.15232362 0.15032512 0.14835283 0.1464064 0.14448549 0.14258976 0.14071889 0.13887255 0.13705042 0.1352522 0.13347754 0.13172615 0.12999773 0.12829198 0.12660861 0.1249473 0.12330779 0.121689774 0.12009299 0.11851714 0.116961956 0.11542717 0.11391252 0.11241774 0.110942565 0.10948674 0.10805 0.10663212 0.105232835 0.10385191 0.10248909 0.10114416 0.09981686 0.09850698 0.09721428 0.09593854 0.09467954 0.09343705 0.09221087 0.09100077 0.08980655 0.088627994 0.08746491 0.08631707 0.0851843 0.08406639 0.082963146 0.081874385 0.0807999 0.07973952 0.07869305 0.07766031 0.07664112 0.0756353 0.07464268 0.073663086 0.07269635 0.071742296 0.07080076 0.069871575 0.06895459 0.068049625 0.067156546 0.06627519 0.06540538 0.064547 0.06369988 0.06286388 0.062038846 0.06122464 0.060421117 0.059628136 0.058845565 0.058073264 0.057311095 0.05655893 0.055816635 0.05508408 0.05436114 0.053647686 0.052943595 0.052248742 0.05156301 0.050886277 0.050218426

</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="4.725" PeakHeight="256.205" Num="5" zHalfNm="224.943" Error="0.707">
-75.644 13.779 -7.355 1.572 0.193
</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="6506.25" A="-2.20048884E11" B="6.791632E7" C="-5240.3315" Error="0.00141"/>
<QuasiParabolic ID="2" StartDistance="6506.25" EndDistance="6532.5" A="0.0" B="-505.6031" C="0.11772299" Error="0.00812"/>
<QuasiParabolic ID="3" StartDistance="6532.5" EndDistance="6558.0" A="9.6083984E10" B="-2.9507532E7" C="2265.471" Error="0.0446"/>
<QuasiParabolic ID="4" StartDistance="6558.0" EndDistance="6569.0" A="4.7707377E12" B="-1.4551415E9" C="110959.734" Error="0.072"/>
<QuasiParabolic ID="5" StartDistance="6569.0" EndDistance="6575.0" A="1.17435143E13" B="-3.57807539E9" C="272547.03" Error="0.0142"/>
<QuasiParabolic ID="6" StartDistance="6575.0" EndDistance="6592.0" A="3.6038987E13" B="-1.09683323E10" C="834543.8" Error="0.0512"/>
<QuasiParabolic ID="7" StartDistance="6592.0" EndDistance="6626.205" A="-2.18205751E13" B="6.5861453E9" C="-496954.88" Error="0.0245"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="78.75" Depth="0.154"/>
<TopsideChapman PeakHeight="256.205" PeakDensity="276992.88" PeakScaleHeight="23.653" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
