<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-05-08 -128 08:05:00.000"
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 11 0 0 0 0 0 0 0 0 1 0 "/>
<Comments>AR.5002.49 Confidence: 100%</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.05.08 (128) 08:05:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.21" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-15.99" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="75.82641" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202612805080805001291297002000002515000000001107301000080205120000B05040001
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="2.675" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.711" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="9.927" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.000" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.000" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="3.000" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="230.000" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="230.000" 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="0.075" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="2.550" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="268.306" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.000" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.000" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="239.555" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="219.774" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="2.460" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="28.244" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="0.580" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="15.206" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="26.650" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="2.690" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="28">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
2.0 2.025 2.05 2.075 2.1 2.125 2.15 2.175 2.2 2.225 2.25 2.275 2.3 2.325 2.35 2.375 2.4 2.425 2.45 2.475 2.5 2.525 2.55 2.575 2.6 2.625 2.65 2.675
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
230.000 232.500 232.500 232.500 235.000 235.000 237.500 237.500 240.000 240.000 242.500 242.500 245.000 247.500 247.500 248.996 250.686 252.609 254.817 257.379 260.387 263.969 268.306 273.665 280.457 289.342 301.468 319.000
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
60 69 0 57 60 84 84 72 72 63 60 51 48 45 51 75 75 78 75 66 66 66 63 63 63 0 57 60
</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
</TraceValueList>
</Trace>
</TraceList>
<ProfileList Num="1">
<Profile  Algorithm="NH" AlgorithmVersion="4.32" Type="vertical" >
<Tabulated Num="366">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
93.502 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 132.0 133.0 134.0 135.0 136.0 137.0 138.0 139.0 140.0 141.0 142.0 143.0 144.0 145.0 146.0 147.0 148.0 149.0 150.0 151.0 152.0 153.0 154.0 155.0 156.0 157.0 158.0 159.0 160.0 161.0 162.0 163.0 164.0 165.0 166.0 167.0 168.0 169.0 170.0 171.0 172.0 173.0 174.0 175.0 176.0 177.0 178.0 179.0 180.0 181.0 182.0 183.0 184.0 185.0 186.0 187.0 188.0 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 198.0 199.0 200.0 201.0 202.0 203.0 204.0 205.0 206.0 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 218.0 219.0 220.0 221.0 222.0 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 239.555 240.0 241.0 242.0 243.0 244.0 245.0 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0 344.0 345.0 346.0 347.0 348.0 349.0 350.0 351.0 352.0 353.0 354.0 355.0 356.0 357.0 358.0 359.0 360.0 361.0 362.0 363.0 364.0 365.0 366.0 367.0 368.0 369.0 370.0 371.0 372.0 373.0 374.0 375.0 376.0 377.0 378.0 379.0 380.0 381.0 382.0 383.0 384.0 385.0 386.0 387.0 388.0 389.0 390.0 391.0 392.0 393.0 394.0 395.0 396.0 397.0 398.0 399.0 400.0 401.0 402.0 403.0 404.0 405.0 406.0 407.0 408.0 409.0 410.0 411.0 412.0 413.0 414.0 415.0 416.0 417.0 418.0 419.0 420.0 421.0 422.0 423.0 424.0 425.0 426.0 427.0 428.0 429.0 430.0 431.0 432.0 433.0 434.0 435.0 436.0 437.0 438.0 439.0 440.0 441.0 442.0 443.0 444.0 445.0 446.0 447.0 448.0 449.0 450.0 451.0 452.0 453.0 454.0 455.0 456.0 457.0
</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 0.353812 0.35339895 0.35261247 0.3516065 0.35023698 0.34851307 0.34651887 0.34419376 0.34155348 0.33854687 0.33526585 0.33153415 0.32752004 0.32306805 0.31823066 0.3130061 0.3072951 0.30113927 0.29447237 0.28732234 0.2796049 0.2711702 0.2621697 0.25230387 0.24165411 0.23006094 0.21740833 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 0.2055 0.211 0.2165 0.222 0.2275 0.233 0.2385 0.244 0.2495 0.255 0.2605 0.266 0.2715 0.277 0.2825 0.288 0.2935 0.299 0.3045 0.31 0.3155 0.321 0.3265 0.332 0.3375 0.343 0.3485 0.354 0.3819208 0.4135427 0.44871405 0.48709214 0.52825564 0.5718302 0.617529 0.6652094 0.7148056 0.76636326 0.81996506 0.87573415 0.9338281 0.99441683 1.0576669 1.1237191 1.1926717 1.2645986 1.3394272 1.4170109 1.4970173 1.5789275 1.6620494 1.7455295 1.8283983 1.9096792 1.988423 2.0638525 2.1353223 2.202403 2.2648165 2.3224485 2.375286 2.4233694 2.4668105 2.505738 2.5403054 2.5706494 2.596909 2.6192057 2.637646 2.652324 2.6633189 2.6706808 2.6744502 2.675 2.6747777 2.672688 2.6684747 2.6622334 2.6540596 2.6440496 2.632299 2.6189024 2.6039536 2.5875447 2.569766 2.5507066 2.5304527 2.5090883 2.4866953 2.4633522 2.439136 2.4141202 2.3883755 2.3619704 2.33497 2.307437 2.2794306 2.2510083 2.222224 2.193129 2.1637728 2.1342015 2.1044586 2.074586 2.0446222 2.014604 1.9845663 1.9545412 1.9245591 1.8946483 1.8648354 1.8351449 1.8055997 1.7762212 1.7470288 1.7180411 1.6892744 1.6607442 1.6324646 1.6044484 1.5767074 1.5492519 1.5220915 1.4952348 1.4686896 1.4424621 1.4165587 1.3909843 1.3657433 1.3408395 1.316276 1.2920551 1.2681789 1.2446488 1.2214656 1.1986297 1.1761413 1.1539999 1.1322049 1.1107551 1.0896492 1.0688854 1.048462 1.0283767 1.008627 0.9892105 0.97012424 0.95136535 0.93293065 0.9148169 0.89702076 0.8795388 0.8623672 0.8455025 0.82894087 0.8126785 0.7967115 0.7810359 0.76564777 0.7505431 0.73571795 0.7211681 0.7068896 0.6928784 0.6791304 0.6656415 0.65240765 0.6394248 0.62668896 0.6141961 0.6019422 0.5899233 0.57813555 0.56657493 0.5552376 0.5441198 0.53321755 0.5225272 0.5120451 0.50176746 0.49169064 0.48181105 0.47212517 0.4626295 0.4533205 0.44419485 0.43524912 0.42648003 0.41788423 0.40945858 0.40119988 0.39310497 0.3851708 0.3773943 0.36977246 0.36230245 0.35498127 0.34780613 0.3407742 0.33388278 0.32712913 0.32051057 0.3140245 0.3076684 0.30143967 0.2953359 0.2893546 0.2834934 0.27774996 0.27212197 0.26660714 0.2612033 0.2559082 0.25071973 0.24563578 0.24065427 0.23577322 0.2309906 0.22630447 0.22171292 0.21721405 0.21280605 0.20848708 0.20425537 0.2001092 0.19604684 0.19206664 0.18816695 0.18434614 0.18060265 0.17693493 0.17334147 0.16982076 0.16637135 0.16299179 0.15968072 0.15643673 0.15325847 0.15014465 0.14709394 0.14410508 0.14117682 0.13830794 0.13549726 0.13274358 0.13004577 0.1274027 0.12481325 0.12227636 0.11979094 0.11735598 0.11497044 0.112633325 0.11034366 0.10810048 0.10590285 0.10374985 0.10164057 0.09957413 0.097549655 0.0955663 0.093623236 0.09171965 0.089854725 0.08802769 0.08623778 0.08448424 0.082766324 0.08108332 0.07943452 0.07781922 0.07623675 0.07468644 0.07316764 0.071679704 0.07022201 0.06879395 0.06739492 0.066024326 0.0646816 0.06336616 0.062077463 0.060814966 0.059578136 0.058366448 0.057179395 0.05601648 0.054877207 0.053761095 0.05266768 0.051596496 0.050547093

</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="2.675" PeakHeight="239.555" Num="5" zHalfNm="219.774" Error="1.234">
-47.291 3.499 -2.596 1.254 -0.421
</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="6508.0" A="-1.93482834E11" B="5.9716924E7" C="-4607.662" Error="0.00161"/>
<QuasiParabolic ID="2" StartDistance="6508.0" EndDistance="6536.0" A="0.0" B="818.373" C="-0.08572576" Error="0.0129"/>
<QuasiParabolic ID="3" StartDistance="6536.0" EndDistance="6562.0" A="4.5586579E10" B="-1.4050686E7" C="1082.6581" Error="0.0129"/>
<QuasiParabolic ID="4" StartDistance="6562.0" EndDistance="6563.0" A="9.3325263E11" B="-2.84598112E8" C="21697.365" Error="0.0"/>
<QuasiParabolic ID="5" StartDistance="6563.0" EndDistance="6568.0" A="6.7293492E12" B="-2.05089293E9" C="156261.95" Error="0.0158"/>
<QuasiParabolic ID="6" StartDistance="6568.0" EndDistance="6575.0" A="5.7123285E12" B="-1.74120333E9" C="132686.31" Error="0.0119"/>
<QuasiParabolic ID="7" StartDistance="6575.0" EndDistance="6592.0" A="1.39147252E13" B="-4.23622912E9" C="322422.12" Error="0.0158"/>
<QuasiParabolic ID="8" StartDistance="6592.0" EndDistance="6609.555" A="-1.80291235E13" B="5.4554726E9" C="-412688.75" Error="0.00721"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="84.0" Depth="0.154"/>
<TopsideChapman PeakHeight="239.555" PeakDensity="88779.47" PeakScaleHeight="15.206" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
