<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-11-04 -308 07:40:00.000"
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: 50% PACIFIC flags: F2o cusp not found, One of F2 cusps was derived from the other, F2O model cusp does not fit trace</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.11.04 (308) 07:40:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.33" 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">
FF202630811040740001291296E02000002520000000001107201000080205120000B05040000
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="23" >
<URSI ID="00" Val="3.550" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.597" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="12.769" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.600" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.600" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="5.075" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="287.500" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="287.500" 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="88" Val="3.550" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="307.500" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.475" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.600" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.600" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="266.085" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="243.686" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="4.716" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="31.747" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="1.106" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="15.450" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="38.040" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="1.230" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="39">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
287.500 288.333 289.167 290.000 290.000 290.000 290.000 290.600 291.200 291.800 292.400 293.000 293.600 294.200 294.800 295.400 296.000 296.600 297.200 297.800 298.400 299.000 299.600 300.200 300.800 301.400 302.000 302.600 303.200 303.800 304.400 305.000 305.000 305.000 305.000 307.500 307.500 307.500 307.500
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
57 0 0 69 72 60 57 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 54 57 72 72 69 72 69 66
</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 -9.375 -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="415">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
91.846 92.0 93.0 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 132.0 133.0 134.0 135.0 136.0 137.0 138.0 139.0 139.20233 140.0 141.0 142.0 143.0 144.0 145.0 146.0 147.0 148.0 149.0 150.0 151.0 152.0 153.0 154.0 155.0 156.0 157.0 158.0 159.0 160.0 161.0 162.0 163.0 164.0 165.0 166.0 167.0 168.0 168.40466 169.0 170.0 171.0 172.0 173.0 174.0 175.0 176.0 177.0 178.0 179.0 180.0 181.0 182.0 183.0 184.0 185.0 186.0 187.0 188.0 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 197.607 198.0 199.0 200.0 201.0 202.0 203.0 204.0 205.0 206.0 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 218.0 219.0 220.0 221.0 222.0 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 242.0 243.0 244.0 245.0 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 266.085 267.0 268.0 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0 344.0 345.0 346.0 347.0 348.0 349.0 350.0 351.0 352.0 353.0 354.0 355.0 356.0 357.0 358.0 359.0 360.0 361.0 362.0 363.0 364.0 365.0 366.0 367.0 368.0 369.0 370.0 371.0 372.0 373.0 374.0 375.0 376.0 377.0 378.0 379.0 380.0 381.0 382.0 383.0 384.0 385.0 386.0 387.0 388.0 389.0 390.0 391.0 392.0 393.0 394.0 395.0 396.0 397.0 398.0 399.0 400.0 401.0 402.0 403.0 404.0 405.0 406.0 407.0 408.0 409.0 410.0 411.0 412.0 413.0 414.0 415.0 416.0 417.0 418.0 419.0 420.0 421.0 422.0 423.0 424.0 425.0 426.0 427.0 428.0 429.0 430.0 431.0 432.0 433.0 434.0 435.0 436.0 437.0 438.0 439.0 440.0 441.0 442.0 443.0 444.0 445.0 446.0 447.0 448.0 449.0 450.0 451.0 452.0 453.0 454.0 455.0 456.0 457.0 458.0 459.0 460.0 461.0 462.0 463.0 464.0 465.0 466.0 467.0 468.0 469.0 470.0 471.0 472.0 473.0 474.0 475.0 476.0 477.0 478.0 479.0 480.0 481.0 482.0 483.0 484.0 485.0 486.0 487.0 488.0 489.0 490.0 491.0 492.0 493.0 494.0 495.0 496.0 497.0 498.0 499.0 500.0 501.0
</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="0.475" PeakHeight="110.0" Num="3" Error="0.0">
-21.869 4.069 -0.354
</ShiftedChebyshev>
<ShiftedChebyshev Region="F2" StartFrequency="0.475" EndFrequency="3.55" PeakHeight="266.085" Num="5" zHalfNm="243.686" Error="1.81">
-57.869 -18.42 12.096 -5.873 1.588
</ShiftedChebyshev>
</ShiftedChebyshevList>
<QuasiParabolicList Num="20" EarthRadius="6370.0">
<QuasiParabolic ID="0" StartDistance="6460.005" EndDistance="6480.001" A="-9.890737E11" B="3.05269664E8" C="-23554.531" Error="0.00887"/>
<QuasiParabolic ID="1" StartDistance="6480.0" EndDistance="6509.202" A="-3.87761897E11" B="1.196796E8" C="-9234.312" Error="0.00833"/>
<QuasiParabolic ID="2" StartDistance="6509.202" EndDistance="6538.405" A="0.0" B="-341.79874" C="0.09227555" Error="0.00586"/>
<QuasiParabolic ID="3" StartDistance="6538.405" EndDistance="6539.0" A="-1.01065928E13" B="3.0911511E9" C="-236360.89" Error="0.0"/>
<QuasiParabolic ID="4" StartDistance="6539.0" EndDistance="6540.0" A="6.2714382E12" B="-1.91818714E9" C="146674.6" Error="0.0"/>
<QuasiParabolic ID="5" StartDistance="6540.0" EndDistance="6541.0" A="-5.9465746E12" B="1.81820838E9" C="-138982.55" Error="0.0"/>
<QuasiParabolic ID="6" StartDistance="6541.0" EndDistance="6542.0" A="6.2754741E12" B="-1.91884979E9" C="146681.58" Error="0.0"/>
<QuasiParabolic ID="7" StartDistance="6542.0" EndDistance="6543.0" A="-5.9500066E12" B="1.81868621E9" C="-138975.4" Error="5.32E-10"/>
<QuasiParabolic ID="8" StartDistance="6543.0" EndDistance="6544.0" A="6.2794975E12" B="-1.91950848E9" C="146688.27" Error="4.92E-10"/>
<QuasiParabolic ID="9" StartDistance="6544.0" EndDistance="6545.0" A="-5.953425E12" B="1.81915981E9" C="-138967.94" Error="4.56E-10"/>
<QuasiParabolic ID="10" StartDistance="6545.0" EndDistance="6546.0" A="5.6838429E12" B="-1.73691904E9" C="132695.84" Error="4.24E-10"/>
<QuasiParabolic ID="11" StartDistance="6546.0" EndDistance="6548.0" A="-1.40544705E12" B="4.29072416E8" C="-32748.05" Error="0.019"/>
<QuasiParabolic ID="12" StartDistance="6548.0" EndDistance="6566.0" A="2.23006966E11" B="-6.8317336E7" C="5232.2295" Error="0.0191"/>
<QuasiParabolic ID="13" StartDistance="6566.0" EndDistance="6570.0" A="6.0185384E12" B="-1.83363302E9" C="139660.78" Error="0.0134"/>
<QuasiParabolic ID="14" StartDistance="6570.0" EndDistance="6576.0" A="2.40269315E12" B="-7.3291917E8" C="55892.598" Error="0.0151"/>
<QuasiParabolic ID="15" StartDistance="6576.0" EndDistance="6587.0" A="7.3841545E12" B="-2.24796211E9" C="171087.47" Error="0.00609"/>
<QuasiParabolic ID="16" StartDistance="6587.0" EndDistance="6624.0" A="3.17423747E12" B="-9.6971187E8" C="74059.21" Error="0.0158"/>
<QuasiParabolic ID="17" StartDistance="6624.0" EndDistance="6633.0" A="1.45930783E13" B="-4.4174295E9" C="334303.6" Error="0.00312"/>
<QuasiParabolic ID="18" StartDistance="6633.0" EndDistance="6635.0" A="-6.6321266E13" B="1.99800812E10" C="-1504797.1" Error="3.49E-4"/>
<QuasiParabolic ID="19" StartDistance="6635.0" EndDistance="6636.085" A="-2.28420152E14" B="6.8841841E10" C="-5186919.5" Error="5.2E-6"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="87.607" Depth="0.275"/>
<TopsideChapman PeakHeight="266.085" PeakDensity="156358.56" PeakScaleHeight="15.45" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
