<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-02-13 -044 08:05:00.000"
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 44 0 0 0 0 0 0 0 0 1 0 "/>
<Comments>AR.5002.49 Confidence: 40% PACIFIC flags: F2x cusp not found, 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" >
2026.02.13 (044) 08:05:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.15" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-15.95" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="85.88234" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202604402130805001291296E02000002520000000001107201000080205120000B05040000
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="4.450" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.792" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="16.873" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.925" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.925" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="5.275" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="235.000" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="235.000" 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="86" Val="0.550" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="4.425" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="278.393" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.404" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.975" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.975" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="246.161" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="228.274" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="3.437" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="25.840" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="1.410" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="13.248" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="26.560" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="1.830" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="62">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
237.500 237.500 235.000 237.500 237.500 237.500 237.500 240.000 242.500 247.500 247.500 250.000 245.000 242.500 250.000 252.500 251.250 250.000 252.500 253.333 254.167 255.000 256.000 257.000 258.000 259.000 260.000 257.500 250.000 250.000 253.750 257.500 258.500 259.500 260.500 261.500 262.500 262.500 262.500 265.000 267.500 270.000 270.028 270.059 270.094 270.134 270.178 270.229 270.287 270.355 270.434 270.530 270.646 270.791 270.975 271.219 271.555 272.052 272.855 274.381 278.393 317.754
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
45 48 60 60 63 66 75 78 78 81 87 81 81 75 84 78 81 87 87 81 81 81 75 69 60 60 63 69 57 54 78 84 69 63 66 63 81 81 81 78 78 78 66 69 78 78 78 72 0 0 75 75 81 78 81 0 78 78 60 63 0 0
</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 -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="370">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
92.615 93.0 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 132.0 133.0 134.0 135.0 136.0 137.0 138.0 139.0 139.16667 140.0 141.0 142.0 143.0 144.0 145.0 146.0 147.0 148.0 149.0 150.0 151.0 152.0 153.0 154.0 155.0 156.0 157.0 158.0 159.0 160.0 161.0 162.0 163.0 164.0 165.0 166.0 167.0 168.0 168.33333 169.0 170.0 171.0 172.0 173.0 174.0 175.0 176.0 177.0 178.0 179.0 180.0 181.0 182.0 183.0 184.0 185.0 186.0 187.0 188.0 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 197.5 198.0 199.0 200.0 201.0 202.0 203.0 204.0 205.0 206.0 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 218.0 219.0 220.0 221.0 222.0 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 242.0 243.0 244.0 245.0 246.0 246.161 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0 344.0 345.0 346.0 347.0 348.0 349.0 350.0 351.0 352.0 353.0 354.0 355.0 356.0 357.0 358.0 359.0 360.0 361.0 362.0 363.0 364.0 365.0 366.0 367.0 368.0 369.0 370.0 371.0 372.0 373.0 374.0 375.0 376.0 377.0 378.0 379.0 380.0 381.0 382.0 383.0 384.0 385.0 386.0 387.0 388.0 389.0 390.0 391.0 392.0 393.0 394.0 395.0 396.0 397.0 398.0 399.0 400.0 401.0 402.0 403.0 404.0 405.0 406.0 407.0 408.0 409.0 410.0 411.0 412.0 413.0 414.0 415.0 416.0 417.0 418.0 419.0 420.0 421.0 422.0 423.0 424.0 425.0 426.0 427.0 428.0 429.0 430.0 431.0 432.0 433.0 434.0 435.0 436.0 437.0 438.0 439.0 440.0 441.0 442.0 443.0 444.0 445.0 446.0 447.0 448.0 449.0 450.0 451.0 452.0 453.0 454.0 455.0 456.0 457.0
</AltitudeList>
<ProfileValueList Name="PlasmaFrequency" Type="float" Units="MHz" Description="Plasma frequency" >
0.2 0.21263172 0.24205412 0.2670567 0.28850004 0.3070721 0.32328197 0.33748546 0.34993663 0.36082587 0.37029788 0.3784591 0.3853946 0.39117017 0.39583492 0.39942658 0.40197346 0.40349436 0.404 0.4038506 0.40330315 0.40245935 0.40122363 0.39960244 0.39770195 0.39533684 0.39261854 0.38956186 0.38609087 0.38222912 0.3780026 0.37335265 0.368147 0.36260504 0.35653117 0.34991986 0.34278256 0.33507872 0.32673523 0.31779322 0.30804422 0.29751942 0.28604373 0.27364975 0.26002023 0.24513239 0.22869256 0.21064763 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 0.20466286 0.21165714 0.21865143 0.22564572 0.23264 0.23963429 0.24662857 0.25362286 0.26061714 0.2676114 0.27460572 0.2816 0.28859428 0.29558858 0.30258286 0.30957714 0.3165714 0.32356572 0.33056 0.33755428 0.34454858 0.35154286 0.35853714 0.3655314 0.37252572 0.37952 0.38651428 0.39350858 0.40050286 0.404 0.426835 0.47306064 0.52114457 0.5719818 0.6262738 0.6845755 0.74731725 0.81483287 0.88730216 0.96474147 1.0470388 1.1338575 1.2248116 1.3193734 1.4170382 1.5172561 1.6195325 1.7234896 1.8287042 1.9348984 2.041837 2.1492813 2.2570925 2.3651216 2.473253 2.5813563 2.689336 2.7970672 2.9044614 3.0113869 3.117676 3.2231665 3.327624 3.430843 3.532485 3.6322362 3.7296653 3.8242574 3.9154224 4.002523 4.0847316 4.1611896 4.230898 4.2928147 4.3458495 4.3889422 4.421126 4.441602 4.449838 4.45 4.4482803 4.4418707 4.430946 4.4157476 4.3965163 4.3734927 4.3469152 4.3170176 4.28403 4.2481775 4.209678 4.1687446 4.1255813 4.0803857 4.0333476 3.9846492 3.9344637 3.882957 3.8302865 3.7766018 3.7220445 3.6667478 3.6108382 3.5544336 3.4976459 3.4405785 3.3833294 3.325989 3.2686422 3.211367 3.154236 3.0973167 3.0406706 2.9843552 2.9284222 2.8729193 2.81789 2.7633739 2.7094064 2.6560194 2.6032424 2.5511003 2.4996161 2.4488099 2.3986986 2.3492975 2.3006191 2.2526743 2.2054718 2.1590183 2.1133192 2.068378 2.0241976 1.9807783 1.9381202 1.8962222 1.8550817 1.8146955 1.7750593 1.7361687 1.6980177 1.6606003 1.6239097 1.5879387 1.5526793 1.5181235 1.4842628 1.4510884 1.4185911 1.3867617 1.3555903 1.3250676 1.2951834 1.2659279 1.237291 1.2092624 1.181832 1.1549896 1.1287248 1.1030276 1.0778877 1.0532949 1.029239 1.0057101 0.98269814 0.9601932 0.93818545 0.91666514 0.8956227 0.8750485 0.8549332 0.83526754 0.8160423 0.7972485 0.7788771 0.7609194 0.7433667 0.7262106 0.70944256 0.69305444 0.6770381 0.66138554 0.646089 0.63114077 0.6165332 0.60225904 0.58831084 0.5746816 0.5613642 0.5483518 0.53563774 0.5232153 0.51107806 0.4992197 0.4876339 0.47631466 0.465256 0.454452 0.44389704 0.4335854 0.42351168 0.41367045 0.4040565 0.39466462 0.3854898 0.3765271 0.36777171 0.3592189 0.35086405 0.34270266 0.3347303 0.32694262 0.31933543 0.3119046 0.30464604 0.29755586 0.29063013 0.28386512 0.2772571 0.2708025 0.26449773 0.2583394 0.2523241 0.24644853 0.24070948 0.2351038 0.2296284 0.22428027 0.21905647 0.21395412 0.20897043 0.20410264 0.19934806 0.1947041 0.19016816 0.18573776 0.18141043 0.1771838 0.17305556 0.16902338 0.16508505 0.1612384 0.1574813 0.15381165 0.15022746 0.1467267 0.14330746 0.13996784 0.13670601 0.13352013 0.13040844 0.12736923 0.12440081 0.12150153 0.118669786 0.115903996 0.11320265 0.110564224 0.10798727 0.10547035 0.10301207 0.10061106 0.098266 0.09597558 0.093738526 0.09155359 0.08941958 0.08733529 0.085299574 0.08331129 0.08136934 0.07947265 0.077620156 0.07581084 0.07404368 0.07231772 0.07063197 0.06898552 0.06737743 0.06580683 0.064272836 0.06277459 0.061311264 0.059882045 0.058486138 0.057122767 0.055791177 0.05449062 0.05322038 0.051979747 0.05076803

</ProfileValueList>
</Tabulated>
<ShiftedChebyshevList Num="2" >
<ShiftedChebyshev Region="E" StartFrequency="0.2" EndFrequency="0.404" PeakHeight="110.0" Num="3" Error="0.0">
-20.321 3.161 -0.225
</ShiftedChebyshev>
<ShiftedChebyshev Region="F2" StartFrequency="0.404" EndFrequency="4.45" PeakHeight="246.161" Num="5" zHalfNm="228.274" Error="0.997">
-47.59 -2.442 2.207 -1.222 0.386
</ShiftedChebyshev>
</ShiftedChebyshevList>
<QuasiParabolicList Num="11" EarthRadius="6370.0">
<QuasiParabolic ID="0" StartDistance="6460.012" EndDistance="6480.001" A="-7.1586257E11" B="2.20945232E8" C="-17048.08" Error="0.00387"/>
<QuasiParabolic ID="1" StartDistance="6480.0" EndDistance="6509.167" A="-2.57808286E11" B="7.9570464E7" C="-6139.5327" Error="0.00318"/>
<QuasiParabolic ID="2" StartDistance="6509.167" EndDistance="6538.333" A="0.0" B="-87.97591" C="0.05345541" Error="0.00151"/>
<QuasiParabolic ID="3" StartDistance="6538.333" EndDistance="6539.0" A="-8.8109629E12" B="2.69483008E9" C="-206053.2" Error="7.28E-10"/>
<QuasiParabolic ID="4" StartDistance="6539.0" EndDistance="6547.0" A="3.16029403E11" B="-9.672568E7" C="7401.1367" Error="0.0391"/>
<QuasiParabolic ID="5" StartDistance="6547.0" EndDistance="6566.0" A="3.13299948E10" B="-9754727.0" C="759.0905" Error="0.0208"/>
<QuasiParabolic ID="6" StartDistance="6566.0" EndDistance="6568.0" A="1.03064241E13" B="-3.13954278E9" C="239092.02" Error="0.0248"/>
<QuasiParabolic ID="7" StartDistance="6568.0" EndDistance="6577.0" A="1.17695966E13" B="-3.58508877E9" C="273009.94" Error="0.0308"/>
<QuasiParabolic ID="8" StartDistance="6577.0" EndDistance="6588.0" A="2.64956218E13" B="-8.0631255E9" C="613441.5" Error="0.01"/>
<QuasiParabolic ID="9" StartDistance="6588.0" EndDistance="6608.0" A="1.62423615E13" B="-4.9504179E9" C="377200.78" Error="0.0258"/>
<QuasiParabolic ID="10" StartDistance="6608.0" EndDistance="6616.161" A="-9.2273262E13" B="2.78932931E10" C="-2107946.8" Error="0.00586"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="87.5" Depth="0.204"/>
<TopsideChapman PeakHeight="246.161" PeakDensity="245688.58" PeakScaleHeight="13.248" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
