<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-02-13 -044 04:10:00.000"
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 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) 04:10:00</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">
FF202604402130410001291297002000002515000000001107301000080205120000B05040001
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="6.475" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.399" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="22.006" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.650" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.650" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="6.900" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="285.000" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="285.000" 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="0.150" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="6.400" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="332.500" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="3.250" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="3.250" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="306.113" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="287.497" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="4.538" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="28.876" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="3.260" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="13.512" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="36.150" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="1.080" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="154">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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 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 5.6 5.625 5.65 5.675 5.7 5.725 5.75 5.775 5.8 5.825 5.85 5.875 5.9 5.925 5.95 5.975 6.0 6.025 6.05 6.075 6.1 6.125 6.15 6.175 6.2 6.225 6.25 6.275 6.3 6.325 6.35 6.375 6.4 6.425 6.45 6.475
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
295.000 293.750 292.500 291.250 290.000 290.000 290.000 289.167 288.333 287.500 287.500 287.500 287.500 287.500 290.000 290.000 290.000 290.000 292.500 295.000 290.000 295.000 295.000 290.000 285.000 295.000 295.000 295.000 295.000 296.250 297.500 302.500 302.500 296.250 290.000 297.500 290.000 297.500 297.500 297.500 297.500 297.500 297.500 297.500 298.125 298.750 299.375 300.000 298.750 297.500 297.500 297.500 297.500 297.500 298.333 299.167 300.000 297.500 295.000 300.000 301.250 302.500 305.000 310.000 312.500 315.000 321.250 327.500 330.000 332.500 333.750 335.000 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 337.500 340.000 342.500 335.833 329.167 322.500 321.250 320.000 320.417 320.833 321.250 321.667 322.083 322.500 322.917 323.333 323.750 324.167 324.583 325.000 325.417 325.833 326.250 326.667 327.083 327.500 327.917 328.333 328.750 329.167 329.583 330.000 330.417 330.833 331.250 331.667 332.083 332.500 333.876 337.500 373.371
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
66 0 66 60 57 48 54 42 48 69 57 60 63 87 90 93 96 93 90 93 93 93 93 96 93 105 102 0 102 105 108 105 108 78 81 84 69 78 78 66 69 90 96 84 75 78 75 99 99 105 99 90 93 72 75 102 105 96 102 102 102 102 105 105 99 0 0 0 0 0 0 60 0 0 0 0 0 0 0 0 0 72 0 99 0 0 0 96 0 0 0 0 60 54 0 0 60 0 57 0 0 0 54 96 0 99 93 90 0 0 0 57 63 60 63 60 57 63 66 66 60 60 69 0 102 63 69 0 69 99 102 0 0 63 60 99 96 99 99 60 63 63 66 63 63 57 0 0 96 0 102 96 96 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 -10.9375 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>
</TraceList>
<ProfileList Num="1">
<Profile  Algorithm="NH" AlgorithmVersion="4.32" Type="vertical" >
<Tabulated Num="450">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
93.502 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 132.0 133.0 134.0 135.0 136.0 137.0 138.0 139.0 140.0 141.0 142.0 143.0 144.0 145.0 146.0 146.06567 147.0 148.0 149.0 150.0 151.0 152.0 153.0 154.0 155.0 156.0 157.0 158.0 159.0 160.0 161.0 162.0 163.0 164.0 165.0 166.0 167.0 168.0 169.0 170.0 171.0 172.0 173.0 174.0 175.0 176.0 177.0 178.0 179.0 180.0 181.0 182.0 182.13133 183.0 184.0 185.0 186.0 187.0 188.0 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 198.0 199.0 200.0 201.0 202.0 203.0 204.0 205.0 206.0 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 218.0 218.197 219.0 220.0 221.0 222.0 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 242.0 243.0 244.0 245.0 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 306.113 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0 344.0 345.0 346.0 347.0 348.0 349.0 350.0 351.0 352.0 353.0 354.0 355.0 356.0 357.0 358.0 359.0 360.0 361.0 362.0 363.0 364.0 365.0 366.0 367.0 368.0 369.0 370.0 371.0 372.0 373.0 374.0 375.0 376.0 377.0 378.0 379.0 380.0 381.0 382.0 383.0 384.0 385.0 386.0 387.0 388.0 389.0 390.0 391.0 392.0 393.0 394.0 395.0 396.0 397.0 398.0 399.0 400.0 401.0 402.0 403.0 404.0 405.0 406.0 407.0 408.0 409.0 410.0 411.0 412.0 413.0 414.0 415.0 416.0 417.0 418.0 419.0 420.0 421.0 422.0 423.0 424.0 425.0 426.0 427.0 428.0 429.0 430.0 431.0 432.0 433.0 434.0 435.0 436.0 437.0 438.0 439.0 440.0 441.0 442.0 443.0 444.0 445.0 446.0 447.0 448.0 449.0 450.0 451.0 452.0 453.0 454.0 455.0 456.0 457.0 458.0 459.0 460.0 461.0 462.0 463.0 464.0 465.0 466.0 467.0 468.0 469.0 470.0 471.0 472.0 473.0 474.0 475.0 476.0 477.0 478.0 479.0 480.0 481.0 482.0 483.0 484.0 485.0 486.0 487.0 488.0 489.0 490.0 491.0 492.0 493.0 494.0 495.0 496.0 497.0 498.0 499.0 500.0 501.0 502.0 503.0 504.0 505.0 506.0 507.0 508.0 509.0 510.0 511.0 512.0 513.0 514.0 515.0 516.0 517.0 518.0 519.0 520.0 521.0 522.0 523.0 524.0 525.0 526.0 527.0 528.0 529.0 530.0 531.0 532.0 533.0 534.0 535.0 536.0 537.0 538.0
</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="6.475" PeakHeight="306.113" Num="5" zHalfNm="287.497" Error="2.077">
-73.367 -26.849 17.321 -5.808 0.787
</ShiftedChebyshev>
</ShiftedChebyshevList>
<QuasiParabolicList Num="12" 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="6516.066" A="-1.16893491E11" B="3.607824E7" C="-2783.6895" Error="0.00173"/>
<QuasiParabolic ID="2" StartDistance="6516.066" EndDistance="6552.131" A="0.0" B="-269.31125" C="0.08136279" Error="0.0065"/>
<QuasiParabolic ID="3" StartDistance="6552.131" EndDistance="6584.0" A="3.8244991E10" B="-1.1744273E7" C="901.616" Error="0.0065"/>
<QuasiParabolic ID="4" StartDistance="6584.0" EndDistance="6587.0" A="-2.20352217E11" B="6.6808952E7" C="-5063.8477" Error="0.00325"/>
<QuasiParabolic ID="5" StartDistance="6587.0" EndDistance="6590.0" A="7.7975372E12" B="-2.36764954E9" C="179728.81" Error="0.0188"/>
<QuasiParabolic ID="6" StartDistance="6590.0" EndDistance="6591.0" A="-9.659332E11" B="2.91977184E8" C="-22063.807" Error="2.21E-11"/>
<QuasiParabolic ID="7" StartDistance="6591.0" EndDistance="6611.0" A="6.2559009E12" B="-1.89944576E9" C="144179.77" Error="0.0183"/>
<QuasiParabolic ID="8" StartDistance="6611.0" EndDistance="6641.0" A="8.7905366E12" B="-2.66623923E9" C="202173.53" Error="0.0167"/>
<QuasiParabolic ID="9" StartDistance="6641.0" EndDistance="6665.0" A="2.42637592E13" B="-7.3261466E9" C="553017.3" Error="0.0142"/>
<QuasiParabolic ID="10" StartDistance="6665.0" EndDistance="6674.0" A="6.9399206E13" B="-2.08701665E10" C="1569072.9" Error="0.00626"/>
<QuasiParabolic ID="11" StartDistance="6674.0" EndDistance="6676.113" A="-7.7263442E14" B="2.31462355E11" C="-1.7335072E7" Error="0.00167"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="108.197" Depth="0.154"/>
<TopsideChapman PeakHeight="306.113" PeakDensity="520169.03" PeakScaleHeight="13.512" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
