<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-11-02 -306 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 22 0 0 0 0 0 0 0 0 1 0 "/>
<Comments>AR.5002.49 Confidence: 85% PACIFIC flags: Multiple candidates for F2x cusp, One of F2 cusps was derived from the other</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.11.02 (306) 02:10:00</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="60.383656" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202630611020210001291297002000002515000000001107301000080205120000B05040001
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="27" >
<URSI ID="00" Val="5.575" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.424" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="19.087" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.000" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="30" Val="2.625" Name="foEs" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.700" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="5.825" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="277.500" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="277.500" Name="h`F2" Units="km" QL="/" DL="/" />
<URSI ID="34" Val="97.500" Name="h`Es" 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="0.025" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="5.575" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="335.890" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.700" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.700" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="291.273" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="271.796" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="6.354" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<Custom Name="fminEs" Val="2.000" Description="Minimum frequency of Es-layer" Units="MHz" />
<URSI ID="94" Val="29.312" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="2.454" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="14.135" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="33.940" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="1.290" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="2">
<Trace Type="standard" Layer="F2" Polarization="O" Num="116">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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 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
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
277.500 277.500 277.500 277.500 277.500 277.500 280.000 280.000 280.278 280.556 280.833 281.111 281.389 281.667 281.944 282.222 282.500 282.500 285.000 285.000 285.000 285.000 285.000 285.000 285.000 287.500 287.500 287.500 287.500 287.500 287.500 290.000 290.000 290.000 290.000 290.000 292.500 292.500 292.500 292.500 292.500 295.000 295.000 295.000 295.000 295.000 295.000 297.500 297.500 297.500 297.500 297.500 297.500 297.500 300.000 300.000 300.000 301.250 302.500 302.500 302.500 303.125 303.750 304.375 305.000 305.000 307.500 307.500 307.500 307.500 307.500 310.000 310.000 310.000 310.000 310.000 310.000 310.000 312.500 312.500 312.500 315.000 315.000 315.000 315.000 316.250 317.500 317.500 317.500 317.500 318.750 320.000 320.000 321.250 322.500 323.000 323.500 324.000 324.500 325.000 325.114 325.242 325.386 325.549 325.735 325.949 326.199 326.495 326.850 327.283 327.824 328.519 329.445 330.738 332.675 335.890
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
66 69 72 57 57 45 45 66 0 0 0 0 0 0 0 0 78 105 102 93 93 96 96 96 93 93 93 93 96 96 93 93 96 93 93 81 81 81 81 81 78 60 60 84 0 72 72 72 72 96 96 105 105 102 102 105 105 99 99 102 102 0 0 0 87 90 84 87 84 69 69 60 63 90 93 90 90 90 90 87 87 87 87 90 87 0 87 0 93 96 0 96 96 0 96 0 0 0 0 93 93 0 0 90 0 0 0 0 0 0 87 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 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 -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>
<Trace Type="standard" Layer="Es" Polarization="O" Num="26">
<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
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
97.500 97.500 97.500 97.500 97.500 97.500 100.000 100.000 100.000 97.500 97.500 97.500 100.000 100.000 100.000 100.000 100.000 100.000 100.000 100.000 100.000 100.000 101.250 102.500 102.500 102.500
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
66 0 0 66 66 78 81 78 81 57 0 54 54 0 0 0 0 81 81 72 69 72 0 60 63 57
</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
</TraceValueList>
</Trace>
</TraceList>
<ProfileList Num="1">
<Profile  Algorithm="NH" AlgorithmVersion="4.32" Type="vertical" >
<Tabulated Num="439">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
93.502 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 132.0 133.0 134.0 135.0 136.0 137.0 138.0 139.0 140.0 141.0 142.0 143.0 144.0 145.0 145.732 146.0 147.0 148.0 149.0 150.0 151.0 152.0 153.0 154.0 155.0 156.0 157.0 158.0 159.0 160.0 161.0 162.0 163.0 164.0 165.0 166.0 167.0 168.0 169.0 170.0 171.0 172.0 173.0 174.0 175.0 176.0 177.0 178.0 179.0 180.0 181.0 181.464 182.0 183.0 184.0 185.0 186.0 187.0 188.0 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 198.0 199.0 200.0 201.0 202.0 203.0 204.0 205.0 206.0 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 217.196 218.0 219.0 220.0 221.0 222.0 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 242.0 243.0 244.0 245.0 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 291.273 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0 344.0 345.0 346.0 347.0 348.0 349.0 350.0 351.0 352.0 353.0 354.0 355.0 356.0 357.0 358.0 359.0 360.0 361.0 362.0 363.0 364.0 365.0 366.0 367.0 368.0 369.0 370.0 371.0 372.0 373.0 374.0 375.0 376.0 377.0 378.0 379.0 380.0 381.0 382.0 383.0 384.0 385.0 386.0 387.0 388.0 389.0 390.0 391.0 392.0 393.0 394.0 395.0 396.0 397.0 398.0 399.0 400.0 401.0 402.0 403.0 404.0 405.0 406.0 407.0 408.0 409.0 410.0 411.0 412.0 413.0 414.0 415.0 416.0 417.0 418.0 419.0 420.0 421.0 422.0 423.0 424.0 425.0 426.0 427.0 428.0 429.0 430.0 431.0 432.0 433.0 434.0 435.0 436.0 437.0 438.0 439.0 440.0 441.0 442.0 443.0 444.0 445.0 446.0 447.0 448.0 449.0 450.0 451.0 452.0 453.0 454.0 455.0 456.0 457.0 458.0 459.0 460.0 461.0 462.0 463.0 464.0 465.0 466.0 467.0 468.0 469.0 470.0 471.0 472.0 473.0 474.0 475.0 476.0 477.0 478.0 479.0 480.0 481.0 482.0 483.0 484.0 485.0 486.0 487.0 488.0 489.0 490.0 491.0 492.0 493.0 494.0 495.0 496.0 497.0 498.0 499.0 500.0 501.0 502.0 503.0 504.0 505.0 506.0 507.0 508.0 509.0 510.0 511.0 512.0 513.0 514.0 515.0 516.0 517.0 518.0 519.0 520.0 521.0 522.0 523.0 524.0 525.0 526.0 527.0
</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 0.35313663 0.35250106 0.35164472 0.35064512 0.34943143 0.34800863 0.34638256 0.3446314 0.3426187 0.34035546 0.3379911 0.33532962 0.33252126 0.32944766 0.3261293 0.32258806 0.31878713 0.314756 0.31046948 0.3058576 0.3009989 0.2958207 0.2903466 0.28447935 0.27833316 0.27171615 0.26467758 0.2572561 0.24928834 0.24086504 0.23172627 0.22202869 0.21165971 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 0.20231009 0.20661995 0.21092981 0.21523967 0.21954954 0.2238594 0.22816926 0.23247913 0.23678899 0.24109885 0.24540871 0.24971858 0.25402844 0.2583383 0.26264817 0.26695803 0.2712679 0.27557775 0.27988762 0.28419748 0.28850734 0.2928172 0.29712707 0.30143693 0.3057468 0.31005666 0.31436652 0.31867638 0.32298625 0.3272961 0.33160594 0.3359158 0.34022567 0.34453553 0.3488454 0.35315526 0.354 0.38258022 0.41787225 0.45379984 0.49093747 0.52967244 0.570292 0.6130043 0.65795004 0.7052085 0.7548178 0.8067258 0.8608578 0.9170817 0.9752382 1.0351427 1.0966048 1.1594217 1.2234209 1.2884345 1.3543166 1.420941 1.4881934 1.555994 1.6242796 1.6930025 1.7620996 1.8315523 1.9013392 1.9714508 2.0419014 2.1126592 2.1837568 2.2551925 2.3269722 2.3991332 2.4716775 2.5446248 2.6180074 2.6918466 2.7661514 2.840963 2.9163265 2.9922297 3.068744 3.145879 3.2236793 3.3021631 3.3813913 3.4613721 3.542162 3.6238031 3.7063336 3.7897785 3.87421 3.9596438 4.0461473 4.1337457 4.2224827 4.312381 4.4034705 4.495765 4.5892363 4.683848 4.779509 4.876008 4.9730453 5.070095 5.1663055 5.260322 5.3499584 5.431822 5.500868 5.550494 5.573844 5.575 5.5735755 5.5670815 5.5555606 5.539261 5.518431 5.4933205 5.464175 5.431239 5.3947525 5.35495 5.3120623 5.2663126 5.2179184 5.167091 5.1140323 5.058939 5.0019984 4.943392 4.883291 4.8218603 4.7592573 4.6956306 4.631122 4.5658646 4.499986 4.4336047 4.366834 4.299779 4.232539 4.1652074 4.09787 4.030608 3.9634979 3.8966084 3.8300047 3.763747 3.6978905 3.6324863 3.567581 3.5032172 3.4394343 3.3762672 3.3137484 3.2519064 3.190767 3.130354 3.0706868 3.0117843 2.9536614 2.8963318 2.839807 2.7840965 2.7292078 2.675147 2.621919 2.5695264 2.5179713 2.4672542 2.4173746 2.368331 2.3201203 2.2727396 2.2261846 2.18045 2.1355302 2.091419 2.0481095 2.005594 1.9638653 1.9229145 1.8827335 1.843313 1.8046438 1.7667166 1.7295215 1.6930487 1.6572882 1.6222296 1.5878627 1.5541772 1.5211624 1.488808 1.4571034 1.4260379 1.395601 1.3657824 1.3365713 1.3079573 1.2799301 1.2524792 1.2255944 1.1992654 1.1734822 1.1482346 1.123513 1.0993072 1.0756077 1.0524048 1.0296891 1.0074512 0.9856818 0.9643718 0.9435123 0.9230944 0.9031093 0.8835485 0.8644034 0.8456659 0.8273276 0.80938053 0.7918167 0.77462834 0.75780785 0.7413476 0.72524023 0.7094785 0.69405526 0.6789635 0.6641963 0.649747 0.6356089 0.6217755 0.6082404 0.59499747 0.5820404 0.5693633 0.5569602 0.5448253 0.532953 0.5213377 0.5099739 0.4988563 0.48797965 0.47733885 0.46692884 0.4567447 0.44678158 0.43703482 0.4274997 0.41817176 0.4090465 0.4001196 0.3913868 0.3828439 0.37448686 0.36631164 0.35831434 0.35049108 0.34283817 0.33535188 0.32802865 0.32086495 0.31385732 0.30700237 0.3002968 0.2937374 0.28732103 0.2810445 0.27490485 0.26889908 0.2630243 0.25727767 0.25165638 0.24615775 0.24077909 0.2355178 0.23037133 0.22533716 0.2204129 0.21559611 0.21088447 0.20627569 0.20176753 0.19735782 0.1930444 0.18882515 0.18469806 0.1806611 0.17671229 0.17284974 0.16907157 0.16537592 0.161761 0.15822506 0.15476635 0.15138322 0.148074 0.14483707 0.14167088 0.13857387 0.13554452 0.13258138 0.12968299 0.12684792 0.12407483 0.12136233 0.11870911 0.11611388 0.11357537 0.11109234 0.108663574 0.1062879 0.10396414 0.10169118 0.0994679 0.09729322 0.09516607 0.093085416 0.091050245 0.08905956 0.0871124 0.08520779 0.083344825 0.08152258 0.079740174 0.07799673 0.0762914 0.07462335 0.072991766 0.07139585 0.06983483 0.06830793 0.06681441 0.06535354 0.06392462 0.06252693 0.061159797 0.059822556 0.05851455 0.057235144 0.055983707 0.054759633 0.053562317 0.052391183 0.051245652 0.050125163

</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="5.575" PeakHeight="291.273" Num="5" zHalfNm="271.796" Error="1.06">
-65.273 -16.769 11.455 -4.538 1.048
</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="6515.732" A="-1.19070212E11" B="3.6750064E7" C="-2835.5278" Error="0.00171"/>
<QuasiParabolic ID="2" StartDistance="6515.732" EndDistance="6551.464" A="0.0" B="-784.8948" C="0.16049865" Error="0.0174"/>
<QuasiParabolic ID="3" StartDistance="6551.464" EndDistance="6586.0" A="4.0973369E10" B="-1.2574948E7" C="964.84326" Error="0.0174"/>
<QuasiParabolic ID="4" StartDistance="6586.0" EndDistance="6590.0" A="8.4907225E12" B="-2.57854797E9" C="195769.97" Error="0.026"/>
<QuasiParabolic ID="5" StartDistance="6590.0" EndDistance="6593.0" A="5.6252229E11" B="-1.72417392E8" C="13210.737" Error="0.0128"/>
<QuasiParabolic ID="6" StartDistance="6593.0" EndDistance="6621.0" A="9.5237565E12" B="-2.89082598E9" C="219369.44" Error="0.0273"/>
<QuasiParabolic ID="7" StartDistance="6621.0" EndDistance="6658.0" A="1.75334731E13" B="-5.3103145E9" C="402082.66" Error="0.0244"/>
<QuasiParabolic ID="8" StartDistance="6658.0" EndDistance="6661.273" A="-2.9421952E14" B="8.8337334E10" C="-6630633.0" Error="0.0016"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="107.196" Depth="0.154"/>
<TopsideChapman PeakHeight="291.273" PeakDensity="385615.7" PeakScaleHeight="14.135" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
