<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-03-27 -086 08:30:00.000"
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 33 0 0 0 0 0 0 0 0 1 0 "/>
<Comments>AR.5002.49 Confidence: 65% PACIFIC flags: Multiple candidates for F2o cusp, F2 cusps do not match</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.03.27 (086) 08:30:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.18" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-15.97" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="82.25368" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202608603270830001291296E02000002520000000001107201000080205120000B05040000
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="3.725" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.979" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="14.823" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.575" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.575" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="4.400" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="215.000" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="215.000" 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="0.050" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="3.625" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="245.044" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.373" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.575" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.575" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="221.870" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="205.039" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="2.998" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="24.008" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="0.945" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="13.077" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="20.980" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="3.440" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="47">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
2.575 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 3.575 3.6 3.625 3.65 3.675 3.7 3.725
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
215.000 215.000 215.000 215.000 215.000 216.250 217.500 217.500 217.500 217.500 217.500 217.500 220.000 220.000 220.000 220.000 220.000 222.500 222.500 222.500 222.500 222.500 225.000 225.000 225.000 225.000 227.500 227.500 230.000 230.000 230.337 230.717 231.147 231.640 232.208 232.872 233.657 234.600 235.754 237.198 239.060 241.548 245.044 250.316 259.178 277.188 333.631
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
60 60 60 60 60 0 60 63 48 48 36 33 57 0 39 42 57 60 72 69 69 66 72 69 0 66 84 84 81 84 84 0 78 84 84 84 75 72 75 72 0 66 45 0 0 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 -9.375 -3.125 -3.125
</TraceValueList>
</Trace>
</TraceList>
<ProfileList Num="1">
<Profile  Algorithm="NH" AlgorithmVersion="4.32" Type="vertical" >
<Tabulated Num="334">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
93.118 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 132.0 133.0 134.0 134.5 135.0 136.0 137.0 138.0 139.0 140.0 141.0 142.0 143.0 144.0 145.0 146.0 147.0 148.0 149.0 150.0 151.0 152.0 153.0 154.0 155.0 156.0 157.0 158.0 159.0 160.0 161.0 162.0 163.0 164.0 165.0 166.0 167.0 168.0 169.0 170.0 171.0 172.0 173.0 174.0 175.0 176.0 177.0 178.0 179.0 180.0 181.0 182.0 183.0 183.5 184.0 185.0 186.0 187.0 188.0 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 198.0 199.0 200.0 201.0 202.0 203.0 204.0 205.0 206.0 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 218.0 219.0 220.0 221.0 221.87 222.0 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 242.0 243.0 244.0 245.0 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0 344.0 345.0 346.0 347.0 348.0 349.0 350.0 351.0 352.0 353.0 354.0 355.0 356.0 357.0 358.0 359.0 360.0 361.0 362.0 363.0 364.0 365.0 366.0 367.0 368.0 369.0 370.0 371.0 372.0 373.0 374.0 375.0 376.0 377.0 378.0 379.0 380.0 381.0 382.0 383.0 384.0 385.0 386.0 387.0 388.0 389.0 390.0 391.0 392.0 393.0 394.0 395.0 396.0 397.0 398.0 399.0 400.0 401.0 402.0 403.0 404.0 405.0 406.0 407.0 408.0 409.0 410.0 411.0 412.0 413.0 414.0 415.0 416.0 417.0 418.0 419.0 420.0 421.0 422.0 423.0
</AltitudeList>
<ProfileValueList Name="PlasmaFrequency" Type="float" Units="MHz" Description="Plasma frequency" >
0.2 0.22347812 0.24648044 0.26626843 0.2834338 0.29842073 0.31155086 0.32306132 0.33312586 0.34187752 0.3494169 0.35582295 0.36115617 0.36546242 0.36877853 0.3711294 0.37253326 0.373 0.37278882 0.37215605 0.37102124 0.36947635 0.3675317 0.3651185 0.36225635 0.35888922 0.3549713 0.3506203 0.34580308 0.34035683 0.33436015 0.32776678 0.32056117 0.31264347 0.3039807 0.29446098 0.2840832 0.27271062 0.26017797 0.24639697 0.23112766 0.21407433 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 0.20706123 0.21412244 0.22118367 0.2282449 0.23530613 0.24236734 0.24942857 0.25648978 0.26355103 0.27061224 0.27767348 0.2847347 0.2917959 0.29885715 0.30591837 0.31297958 0.32004082 0.32710204 0.33416328 0.3412245 0.3482857 0.35534695 0.36240816 0.36946937 0.373 0.3919821 0.4362284 0.48871946 0.5481998 0.6129248 0.68157846 0.75360525 0.8290054 0.9081486 0.9916406 1.0802904 1.1750643 1.2770835 1.3876835 1.5082656 1.6402495 1.784734 1.9417944 2.1098406 2.2845516 2.4594646 2.627582 2.783514 2.9245014 3.0499945 3.1606553 3.257738 3.3426118 3.4165502 3.4806442 3.535857 3.582958 3.6225693 3.6552165 3.6812959 3.7011154 3.7149034 3.7228196 3.725 3.7249641 3.722333 3.7156801 3.705214 3.6911452 3.6736832 3.6530368 3.629412 3.6030114 3.5740335 3.5426717 3.5091143 3.4735427 3.436133 3.3970532 3.356466 3.314526 3.271381 3.2271712 3.1820304 3.1360848 3.0894537 3.04225 2.9945793 2.946541 2.8982282 2.849728 2.8011215 2.752484 2.7038858 2.6553917 2.6070616 2.558951 2.5111103 2.463586 2.4164214 2.3696544 2.3233204 2.2774513 2.2320757 2.187219 2.142904 2.0991511 2.055978 2.0134 1.9714305 1.9300808 1.8893603 1.8492768 1.8098365 1.771044 1.7329028 1.6954147 1.6585807 1.6224008 1.5868735 1.5519972 1.5177687 1.4841847 1.4512407 1.418932 1.3872529 1.3561978 1.3257601 1.2959331 1.2667097 1.2380823 1.2100433 1.1825846 1.1556983 1.1293757 1.1036086 1.0783882 1.0537058 1.0295527 1.00592 0.9827988 0.9601802 0.93805534 0.9164153 0.8952511 0.874554 0.8543152 0.83452594 0.81517756 0.7962614 0.7777691 0.7596921 0.742022 0.7247507 0.70786995 0.69137174 0.67524815 0.6594914 0.6440937 0.6290476 0.61434543 0.59998 0.585944 0.5722304 0.5588321 0.5457424 0.5329544 0.52046156 0.5082573 0.4963354 0.48468944 0.4733134 0.46220118 0.4513469 0.44074482 0.4303892 0.42027456 0.41039538 0.4007464 0.39132234 0.38211817 0.3731288 0.36434937 0.35577506 0.3474012 0.3392232 0.33123657 0.3234369 0.31581986 0.30838126 0.30111703 0.2940231 0.28709552 0.28033048 0.27372417 0.26727298 0.26097324 0.25482145 0.24881421 0.24294811 0.2372199 0.23162635 0.22616433 0.22083075 0.21562265 0.21053708 0.20557117 0.20072214 0.19598725 0.19136383 0.18684927 0.18244101 0.17813659 0.17393355 0.16982953 0.1658222 0.16190928 0.15808858 0.15435793 0.15071519 0.14715832 0.14368531 0.14029416 0.13698298 0.13374986 0.13059299 0.12751056 0.12450082 0.12156206 0.11869263 0.115890875 0.11315521 0.11048408 0.10787596 0.10532937 0.10284287 0.10041503 0.09804448 0.09572986 0.09346986 0.09126318 0.08910859 0.08700484 0.08495073 0.08294511 0.08098681 0.07907474 0.0772078 0.075384915 0.07360506 0.07186722 0.070170395 0.068513624 0.06689596 0.06531649 0.063774295 0.06226851 0.06079827 0.059362736 0.05796109 0.056592535 0.05525629 0.053951588 0.05267769 0.051433865 0.050219405

</ProfileValueList>
</Tabulated>
<ShiftedChebyshevList Num="2" >
<ShiftedChebyshev Region="E" StartFrequency="0.2" EndFrequency="0.373" PeakHeight="110.0" Num="3" Error="0.0">
-19.43 2.721 -0.173
</ShiftedChebyshev>
<ShiftedChebyshev Region="F2" StartFrequency="0.373" EndFrequency="3.725" PeakHeight="221.87" Num="5" zHalfNm="205.039" Error="0.86">
-41.547 5.951 -4.263 2.152 -0.663
</ShiftedChebyshev>
</ShiftedChebyshevList>
<QuasiParabolicList Num="10" EarthRadius="6370.0">
<QuasiParabolic ID="0" StartDistance="6460.0166" EndDistance="6480.001" A="-6.1068057E11" B="1.88481664E8" C="-14543.199" Error="0.00244"/>
<QuasiParabolic ID="1" StartDistance="6480.0" EndDistance="6504.5" A="-2.93447926E11" B="9.0570344E7" C="-6988.3135" Error="0.00172"/>
<QuasiParabolic ID="2" StartDistance="6504.5" EndDistance="6529.0" A="0.0" B="2054.5396" C="-0.27588364" Error="0.0301"/>
<QuasiParabolic ID="3" StartDistance="6529.0" EndDistance="6549.0" A="4.8277058E10" B="-1.4931906E7" C="1154.5273" Error="0.0301"/>
<QuasiParabolic ID="4" StartDistance="6549.0" EndDistance="6553.0" A="5.5999096E11" B="-1.71204272E8" C="13085.538" Error="0.00774"/>
<QuasiParabolic ID="5" StartDistance="6553.0" EndDistance="6559.0" A="1.45520245E13" B="-4.4416251E9" C="338922.6" Error="0.0358"/>
<QuasiParabolic ID="6" StartDistance="6559.0" EndDistance="6562.0" A="1.21521381E13" B="-3.70984064E9" C="283137.88" Error="0.00696"/>
<QuasiParabolic ID="7" StartDistance="6562.0" EndDistance="6566.0" A="2.69167299E13" B="-8.2098683E9" C="626023.25" Error="0.00241"/>
<QuasiParabolic ID="8" StartDistance="6566.0" EndDistance="6574.0" A="7.1591493E13" B="-2.18177782E10" C="1662263.8" Error="0.0241"/>
<QuasiParabolic ID="9" StartDistance="6574.0" EndDistance="6591.87" A="-4.5571461E13" B="1.38265651E10" C="-1048745.1" Error="0.0142"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="73.5" Depth="0.173"/>
<TopsideChapman PeakHeight="221.87" PeakDensity="172154.16" PeakScaleHeight="13.077" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
