<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-06-02 -153 22:30:00.000"
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="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: 45% PACIFIC flags: Multiple candidates for F2x cusp, F2 cusps do not match, Unidentified traces above foF2</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.06.02 (153) 22:30:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.22" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-16.00" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="73.46457" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202615306022230001291297002000002515000000001107301000080205120000B05040001
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="3.700" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.820" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="14.134" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="3.125" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="3.125" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="4.325" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="247.500" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="247.500" 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="0.075" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="3.650" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="271.168" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="3.225" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="3.225" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="242.678" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="229.150" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="3.659" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="19.477" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="0.771" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="10.583" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="19.900" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="1.890" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="24">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
250.000 249.375 248.750 248.125 247.500 252.500 257.500 257.500 257.500 257.500 260.000 260.000 262.500 265.000 265.000 267.500 267.500 267.828 268.262 268.861 269.743 271.168 273.864 280.899
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
78 0 0 0 87 84 84 84 84 90 93 96 105 108 99 96 99 96 87 81 78 75 69 72
</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
</TraceValueList>
</Trace>
</TraceList>
<ProfileList Num="1">
<Profile  Algorithm="NH" AlgorithmVersion="4.32" Type="vertical" >
<Tabulated Num="317">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
93.502 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 132.0 133.0 134.0 135.0 136.0 137.0 138.0 139.0 140.0 141.0 142.0 142.08333 143.0 144.0 145.0 146.0 147.0 148.0 149.0 150.0 151.0 152.0 153.0 154.0 155.0 156.0 157.0 158.0 159.0 160.0 161.0 162.0 163.0 164.0 165.0 166.0 167.0 168.0 169.0 170.0 171.0 172.0 173.0 174.0 174.16667 175.0 176.0 177.0 178.0 179.0 180.0 181.0 182.0 183.0 184.0 185.0 186.0 187.0 188.0 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 198.0 199.0 200.0 201.0 202.0 203.0 204.0 205.0 206.0 206.25 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 218.0 219.0 220.0 221.0 222.0 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 242.0 242.678 243.0 244.0 245.0 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0 344.0 345.0 346.0 347.0 348.0 349.0 350.0 351.0 352.0 353.0 354.0 355.0 356.0 357.0 358.0 359.0 360.0 361.0 362.0 363.0 364.0 365.0 366.0 367.0 368.0 369.0 370.0 371.0 372.0 373.0 374.0 375.0 376.0 377.0 378.0 379.0 380.0 381.0 382.0 383.0 384.0 385.0 386.0 387.0 388.0 389.0 390.0 391.0 392.0 393.0 394.0 395.0 396.0 397.0 398.0 399.0 400.0 401.0 402.0 403.0 404.0 405.0
</AltitudeList>
<ProfileValueList Name="PlasmaFrequency" Type="float" Units="MHz" Description="Plasma frequency" >
0.2 0.21213934 0.23390245 0.2526677 0.26895854 0.28319094 0.29565945 0.30659118 0.31614733 0.32445762 0.331616 0.33769703 0.34275886 0.34684667 0.3499937 0.352225 0.3535571 0.354 0.3538872 0.35354906 0.35298675 0.3521277 0.3511249 0.34983355 0.34833378 0.34655926 0.3445913 0.34229675 0.3398302 0.33706498 0.33401984 0.33071515 0.327109 0.32322994 0.31904808 0.31454307 0.3097052 0.30453598 0.29904887 0.29310012 0.2867813 0.2800439 0.2727352 0.26502842 0.25670934 0.24776544 0.23820302 0.22786881 0.21668318 0.20459439 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 0.2 0.2 0.2 0.204 0.2088 0.2136 0.2184 0.2232 0.228 0.2328 0.2376 0.2424 0.2472 0.252 0.2568 0.2616 0.2664 0.2712 0.276 0.2808 0.2856 0.2904 0.2952 0.3 0.3048 0.3096 0.3144 0.3192 0.324 0.3288 0.3336 0.3384 0.3432 0.348 0.3528 0.354 0.3953106 0.44922814 0.5049445 0.56422776 0.6282725 0.6980163 0.7741698 0.8571753 0.9472065 1.0441104 1.1473697 1.2562741 1.3698915 1.4873108 1.6076082 1.7300177 1.853833 1.9784583 2.103418 2.2282486 2.3525937 2.4760141 2.5981028 2.7183874 2.836356 2.9513485 3.0626364 3.1693046 3.2703 3.3643363 3.450014 3.525724 3.5897691 3.6404777 3.6763203 3.6961064 3.7 3.6996677 3.6945097 3.6834116 3.666766 3.6449661 3.6184027 3.58746 3.5525131 3.5139267 3.4720526 3.4272282 3.3797765 3.330004 3.278201 3.2246418 3.1695838 3.1132677 3.0559187 2.9977453 2.9389415 2.8796859 2.8201432 2.7604644 2.7007875 2.6412382 2.5819309 2.5229685 2.4644442 2.406441 2.3490336 2.292288 2.2362623 2.1810074 2.1265676 2.0729816 2.0202813 1.9684944 1.9176433 1.8677464 1.8188176 1.7708678 1.723904 1.6779308 1.6329496 1.5889596 1.5459578 1.5039393 1.4628972 1.4228235 1.3837085 1.3455412 1.3083099 1.2720016 1.2366029 1.2020993 1.168476 1.1357176 1.1038084 1.0727324 1.0424732 1.0130144 0.98433936 0.9564314 0.9292738 0.90284985 0.877143 0.8521368 0.8278147 0.8041605 0.7811581 0.75879157 0.7370453 0.7159037 0.6953516 0.675374 0.65595615 0.6370836 0.61874217 0.6009178 0.583597 0.5667663 0.55041265 0.5345232 0.5190854 0.50408715 0.48951632 0.4753613 0.46161067 0.4482533 0.43527833 0.42267513 0.4104334 0.3985431 0.38699433 0.37577757 0.3648835 0.35430306 0.34402737 0.33404782 0.32435608 0.31494397 0.30580354 0.2969271 0.2883071 0.27993625 0.27180746 0.26391378 0.25624853 0.24880512 0.24157724 0.23455869 0.22774345 0.22112569 0.21469975 0.20846009 0.20240135 0.19651835 0.19080597 0.18525933 0.17987365 0.17464426 0.16956666 0.16463646 0.15984942 0.15520138 0.1506883 0.14630632 0.14205162 0.13792053 0.13390945 0.13001491 0.12623353 0.12256205 0.11899727 0.11553609 0.11217552 0.108912624 0.105744585 0.10266864 0.09968213 0.09678244 0.09396706 0.091233544 0.088579506 0.08600265 0.08350073 0.081071556 0.07871304 0.0764231 0.07419977 0.0720411 0.069945216 0.06791029 0.065934554 0.06401629 0.062153816 0.06034552 0.058589824 0.056885198 0.05523016 0.053623267 0.052063115 0.050548352

</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="3.7" PeakHeight="242.678" Num="5" zHalfNm="229.15" Error="0.594">
-35.578 -1.595 1.071 -0.622 0.296
</ShiftedChebyshev>
</ShiftedChebyshevList>
<QuasiParabolicList Num="8" 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="6512.083" A="-1.47549225E11" B="4.5539884E7" C="-3513.7546" Error="0.00163"/>
<QuasiParabolic ID="2" StartDistance="6512.083" EndDistance="6544.167" A="0.0" B="-370.4021" C="0.09690543" Error="0.00763"/>
<QuasiParabolic ID="3" StartDistance="6544.167" EndDistance="6576.0" A="5.2761108E10" B="-1.6201947E7" C="1243.8406" Error="0.0141"/>
<QuasiParabolic ID="4" StartDistance="6576.0" EndDistance="6578.0" A="2.6723664E13" B="-8.1277901E9" C="618000.9" Error="0.0769"/>
<QuasiParabolic ID="5" StartDistance="6578.0" EndDistance="6585.0" A="1.24767091E13" B="-3.79609242E9" C="288744.4" Error="0.108"/>
<QuasiParabolic ID="6" StartDistance="6585.0" EndDistance="6605.0" A="3.11398949E13" B="-9.4644859E9" C="719146.4" Error="0.0686"/>
<QuasiParabolic ID="7" StartDistance="6605.0" EndDistance="6612.678" A="-1.00395808E14" B="3.03646433E10" C="-2295927.8" Error="0.01"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="96.25" Depth="0.154"/>
<TopsideChapman PeakHeight="242.678" PeakDensity="169851.11" PeakScaleHeight="10.583" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
