<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-02-13 -044 07:45:00.000"
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: Multiple candidates for F2x cusp, Multiple candidates for F2o cusp, One of F2 cusps was derived from the other, Unidentified traces above foF2, Trace overlaps while constructing baseline</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.02.13 (044) 07:45:00</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">
FF202604402130745001291296E02000002520000000001107201000080205120000B05040000
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="5.350" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.721" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="19.906" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.975" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.975" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="5.775" 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="0.125" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="5.300" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="284.659" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" 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="241.701" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="223.187" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="3.376" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="26.955" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="2.088" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="13.678" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="27.250" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="1.880" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="96">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
222.500 222.500 222.500 222.500 223.750 225.000 225.000 225.000 225.000 225.000 227.500 227.500 227.500 227.500 227.500 230.000 230.000 230.000 230.000 230.000 230.000 232.500 232.500 235.000 235.000 235.000 235.000 235.000 235.000 235.000 235.000 235.000 235.000 235.000 235.000 235.000 235.000 235.000 240.000 237.500 237.500 242.500 242.500 242.500 242.500 245.000 245.000 245.000 245.000 245.000 245.000 246.250 247.500 247.500 248.750 250.000 251.250 252.500 254.583 256.667 258.750 260.833 262.917 265.000 260.000 260.000 260.000 260.000 260.000 260.000 260.000 260.000 260.000 260.000 262.500 265.000 267.500 270.000 272.500 275.000 277.500 278.750 280.000 277.500 277.500 277.500 282.500 282.500 282.636 282.810 283.042 283.366 283.852 284.659 286.267 291.026
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
72 72 72 72 0 81 90 93 93 90 87 90 90 87 87 87 84 84 93 90 78 81 81 0 72 72 66 60 81 81 66 63 66 63 81 75 78 81 96 90 66 66 78 75 75 84 84 81 84 84 81 75 81 81 81 84 69 69 39 36 60 63 81 84 90 93 69 66 66 66 75 78 78 78 93 93 102 102 105 105 0 93 90 102 105 105 96 99 99 102 84 84 84 81 84 81
</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 -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="380">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
93.502 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 132.0 133.0 134.0 135.0 136.0 136.25 137.0 138.0 139.0 140.0 141.0 142.0 143.0 144.0 145.0 146.0 147.0 148.0 149.0 150.0 151.0 152.0 153.0 154.0 155.0 156.0 157.0 158.0 159.0 160.0 161.0 162.0 162.5 163.0 164.0 165.0 166.0 167.0 168.0 169.0 170.0 171.0 172.0 173.0 174.0 175.0 176.0 177.0 178.0 179.0 180.0 181.0 182.0 183.0 184.0 185.0 186.0 187.0 188.0 188.75 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 198.0 199.0 200.0 201.0 202.0 203.0 204.0 205.0 206.0 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 218.0 219.0 220.0 221.0 222.0 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 241.701 242.0 243.0 244.0 245.0 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0 344.0 345.0 346.0 347.0 348.0 349.0 350.0 351.0 352.0 353.0 354.0 355.0 356.0 357.0 358.0 359.0 360.0 361.0 362.0 363.0 364.0 365.0 366.0 367.0 368.0 369.0 370.0 371.0 372.0 373.0 374.0 375.0 376.0 377.0 378.0 379.0 380.0 381.0 382.0 383.0 384.0 385.0 386.0 387.0 388.0 389.0 390.0 391.0 392.0 393.0 394.0 395.0 396.0 397.0 398.0 399.0 400.0 401.0 402.0 403.0 404.0 405.0 406.0 407.0 408.0 409.0 410.0 411.0 412.0 413.0 414.0 415.0 416.0 417.0 418.0 419.0 420.0 421.0 422.0 423.0 424.0 425.0 426.0 427.0 428.0 429.0 430.0 431.0 432.0 433.0 434.0 435.0 436.0 437.0 438.0 439.0 440.0 441.0 442.0 443.0 444.0 445.0 446.0 447.0 448.0 449.0 450.0 451.0 452.0 453.0 454.0 455.0 456.0 457.0 458.0 459.0 460.0 461.0 462.0 463.0 464.0 465.0 466.0 467.0 468.0
</AltitudeList>
<ProfileValueList Name="PlasmaFrequency" Type="float" Units="MHz" Description="Plasma frequency" >
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</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="5.35" PeakHeight="241.701" Num="5" zHalfNm="223.187" Error="1.503">
-52.166 -2.404 2.29 -1.51 0.839
</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="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="-8035.9033" C="1.2751178" Error="0.124"/>
<QuasiParabolic ID="3" StartDistance="6532.5" EndDistance="6558.0" A="2.00651588E11" B="-6.1448876E7" C="4704.673" Error="0.124"/>
<QuasiParabolic ID="4" StartDistance="6558.0" EndDistance="6563.0" A="1.10536121E13" B="-3.37128755E9" C="257055.89" Error="0.114"/>
<QuasiParabolic ID="5" StartDistance="6563.0" EndDistance="6573.0" A="1.34860002E13" B="-4.11253018E9" C="313527.22" Error="0.0973"/>
<QuasiParabolic ID="6" StartDistance="6573.0" EndDistance="6576.0" A="6.5204616E13" B="-1.9849216E10" C="1510597.5" Error="0.0155"/>
<QuasiParabolic ID="7" StartDistance="6576.0" EndDistance="6603.0" A="2.52953902E13" B="-7.7113733E9" C="587708.0" Error="0.0374"/>
<QuasiParabolic ID="8" StartDistance="6603.0" EndDistance="6611.701" A="-1.2439778E14" B="3.7629583E10" C="-2845652.5" Error="0.00703"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="78.75" Depth="0.154"/>
<TopsideChapman PeakHeight="241.701" PeakDensity="355117.88" PeakScaleHeight="13.678" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
