<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-05-14 -134 04:45:00.000"
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: 95% PACIFIC flags: Multiple candidates for F2x cusp</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.05.14 (134) 04:45:00</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">
FF202613405140445001291297002000002515000000001107301000080205120000B05040001
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="3.150" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.462" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="10.905" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.975" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.975" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="3.450" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="297.500" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="297.500" 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="0.125" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="2.975" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="297.500" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.975" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.975" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="281.117" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="257.782" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="2.783" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="33.431" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="0.936" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="17.574" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="33.650" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="2.050" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="8">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
2.975 3.0 3.025 3.05 3.075 3.1 3.125 3.15
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
297.500 302.500 312.500 320.000 330.000 343.476 360.757 383.721
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
66 72 90 90 96 93 90 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
</TraceValueList>
</Trace>
</TraceList>
<ProfileList Num="1">
<Profile  Algorithm="NH" AlgorithmVersion="4.32" Type="vertical" >
<Tabulated Num="454">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
93.502 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 132.0 133.0 134.0 135.0 136.0 137.0 138.0 139.0 140.0 141.0 142.0 143.0 144.0 145.0 146.0 147.0 147.32967 148.0 149.0 150.0 151.0 152.0 153.0 154.0 155.0 156.0 157.0 158.0 159.0 160.0 161.0 162.0 163.0 164.0 165.0 166.0 167.0 168.0 169.0 170.0 171.0 172.0 173.0 174.0 175.0 176.0 177.0 178.0 179.0 180.0 181.0 182.0 183.0 184.0 184.65933 185.0 186.0 187.0 188.0 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 198.0 199.0 200.0 201.0 202.0 203.0 204.0 205.0 206.0 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 218.0 219.0 220.0 221.0 221.989 222.0 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 242.0 243.0 244.0 245.0 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 281.117 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0 344.0 345.0 346.0 347.0 348.0 349.0 350.0 351.0 352.0 353.0 354.0 355.0 356.0 357.0 358.0 359.0 360.0 361.0 362.0 363.0 364.0 365.0 366.0 367.0 368.0 369.0 370.0 371.0 372.0 373.0 374.0 375.0 376.0 377.0 378.0 379.0 380.0 381.0 382.0 383.0 384.0 385.0 386.0 387.0 388.0 389.0 390.0 391.0 392.0 393.0 394.0 395.0 396.0 397.0 398.0 399.0 400.0 401.0 402.0 403.0 404.0 405.0 406.0 407.0 408.0 409.0 410.0 411.0 412.0 413.0 414.0 415.0 416.0 417.0 418.0 419.0 420.0 421.0 422.0 423.0 424.0 425.0 426.0 427.0 428.0 429.0 430.0 431.0 432.0 433.0 434.0 435.0 436.0 437.0 438.0 439.0 440.0 441.0 442.0 443.0 444.0 445.0 446.0 447.0 448.0 449.0 450.0 451.0 452.0 453.0 454.0 455.0 456.0 457.0 458.0 459.0 460.0 461.0 462.0 463.0 464.0 465.0 466.0 467.0 468.0 469.0 470.0 471.0 472.0 473.0 474.0 475.0 476.0 477.0 478.0 479.0 480.0 481.0 482.0 483.0 484.0 485.0 486.0 487.0 488.0 489.0 490.0 491.0 492.0 493.0 494.0 495.0 496.0 497.0 498.0 499.0 500.0 501.0 502.0 503.0 504.0 505.0 506.0 507.0 508.0 509.0 510.0 511.0 512.0 513.0 514.0 515.0 516.0 517.0 518.0 519.0 520.0 521.0 522.0 523.0 524.0 525.0 526.0 527.0 528.0 529.0 530.0 531.0 532.0 533.0 534.0 535.0 536.0 537.0 538.0 539.0 540.0 541.0 542.0
</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 0.35362422 0.35321164 0.35265058 0.35186794 0.350941 0.34979865 0.3485186 0.34703198 0.34541664 0.34353504 0.3415376 0.33936062 0.33694494 0.33437055 0.33151647 0.3285304 0.3252983 0.32190278 0.3182421 0.31434497 0.31018546 0.30580062 0.30112535 0.29623696 0.29092702 0.28546607 0.27958193 0.27332574 0.26677367 0.25976375 0.25232247 0.24437702 0.23592632 0.22697982 0.21736299 0.20708762 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 0.2 0.2 0.2 0.2 0.2 0.20140539 0.20553079 0.2096562 0.21378161 0.21790701 0.22203241 0.22615781 0.23028323 0.23440863 0.23853403 0.24265943 0.24678485 0.25091025 0.25503567 0.25916106 0.26328647 0.26741186 0.27153727 0.2756627 0.27978808 0.2839135 0.2880389 0.2921643 0.2962897 0.3004151 0.30454051 0.30866593 0.31279132 0.31691673 0.32104215 0.32516754 0.32929295 0.33341834 0.33754376 0.34166917 0.34579456 0.34991997 0.354 0.3542613 0.3789399 0.40560463 0.434295 0.46500602 0.49773574 0.53245425 0.5691247 0.6077082 0.6481492 0.69041395 0.73444635 0.7801969 0.8276302 0.8766921 0.9273538 0.9795658 1.0332752 1.0884575 1.1450402 1.2029837 1.2622237 1.3227001 1.3843342 1.4470415 1.510744 1.5753402 1.6407187 1.7067683 1.7733517 1.8403398 1.9075654 1.9749043 2.0421617 2.1091619 2.1757388 2.2416847 2.3068118 2.3709104 2.433786 2.495237 2.5550425 2.6130078 2.6689227 2.7226048 2.7738445 2.8224595 2.86828 2.9111295 2.9508514 2.9873044 3.020342 3.0498443 3.0757084 3.0978317 3.1161308 3.1305435 3.1410103 3.1474948 3.1499724 3.15 3.1492317 3.1465478 3.1420074 3.135683 3.1276479 3.1179752 3.1067383 3.0940094 3.0798607 3.0643632 3.0475872 3.0296016 3.010474 2.9902709 2.969057 2.9468956 2.9238484 2.8999748 2.8753335 2.8499804 2.82397 2.7973552 2.7701864 2.7425127 2.7143812 2.685837 2.6569235 2.6276824 2.5981534 2.5683746 2.5383825 2.5082116 2.477895 2.447464 2.4169486 2.386377 2.3557763 2.325172 2.2945879 2.2640467 2.23357 2.2031782 2.1728897 2.1427228 2.1126943 2.0828195 2.0531132 2.023589 1.9942595 1.9651366 1.9362314 1.9075537 1.879113 1.8509178 1.822976 1.7952949 1.7678807 1.7407396 1.7138767 1.687297 1.6610045 1.6350032 1.6092962 1.5838864 1.558776 1.5339673 1.5094616 1.4852605 1.4613646 1.4377748 1.4144912 1.3915138 1.3688427 1.346477 1.3244164 1.3026596 1.2812059 1.2600536 1.2392014 1.2186477 1.1983907 1.1784284 1.1587588 1.1393797 1.1202888 1.1014837 1.082962 1.0647212 1.0467585 1.0290712 1.0116566 0.99451196 0.97763425 0.96102065 0.9446682 0.92857385 0.9127346 0.89714754 0.8818094 0.8667173 0.851868 0.83725846 0.8228856 0.8087463 0.7948374 0.7811559 0.76769865 0.75446254 0.7414446 0.7286416 0.7160507 0.70366865 0.69149256 0.67951936 0.6677462 0.65616995 0.64478785 0.6335969 0.6225942 0.61177695 0.6011423 0.5906874 0.5804095 0.57030594 0.5603739 0.5506107 0.5410138 0.5315804 0.522308 0.513194 0.504236 0.49543127 0.4867775 0.4782722 0.46991298 0.46169743 0.45362324 0.44568807 0.43788967 0.4302258 0.42269418 0.41529265 0.40801907 0.4008713 0.3938473 0.38694492 0.38016215 0.37349704 0.36694756 0.36051178 0.3541878 0.3479737 0.3418677 0.33586788 0.32997248 0.32417974 0.3184879 0.31289527 0.3074001 0.3020008 0.29669568 0.29148316 0.28636163 0.28132957 0.2763854 0.27152765 0.2667548 0.2620654 0.25745803 0.2529313 0.24848375 0.24411406 0.23982088 0.23560289 0.23145877 0.22738726 0.2233871 0.21945706 0.21559592 0.21180248 0.20807555 0.20441401 0.2008167 0.19728251 0.19381034 0.19039911 0.18704776 0.18375526 0.18052056 0.17734268 0.1742206 0.17115338 0.16814002 0.16517963 0.16227123 0.15941396 0.15660691 0.15384918 0.15113994 0.14847834 0.14586352 0.14329469 0.14077102 0.13829175 0.13585606 0.13346322 0.13111247 0.12880309 0.12653431 0.124305464 0.122115836 0.119964726 0.11785147 0.11577541 0.11373588 0.111732244 0.109763876 0.10783015 0.10593047 0.104064226 0.10223083 0.100429714 0.098660305 0.096922055 0.095214404 0.09353682 0.09188877 0.090269744 0.08867923 0.087116726 0.08558173 0.08407377 0.08259237 0.08113705 0.07970737 0.07830287 0.0769231 0.07556763 0.07423605 0.072927915 0.07164282 0.07038037 0.06914015 0.06792178 0.066724874 0.065549046 0.06439394 0.063259184 0.062144414 0.061049283 0.05997345 0.058916565 0.057878304 0.056858335 0.055856336 0.05487199 0.053904988 0.052955024 0.052021798 0.051105015 0.050204385

</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="3.15" PeakHeight="281.117" Num="5" zHalfNm="257.782" Error="0.772">
-58.827 -0.257 0.069 -0.033 -0.08
</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="6517.33" A="-1.09149438E11" B="3.3688096E7" C="-2599.265" Error="0.00179"/>
<QuasiParabolic ID="2" StartDistance="6517.33" EndDistance="6554.659" A="0.0" B="304.60806" C="-0.0067023253" Error="0.00576"/>
<QuasiParabolic ID="3" StartDistance="6554.659" EndDistance="6588.0" A="2.93763441E10" B="-9037000.0" C="695.00336" Error="0.00576"/>
<QuasiParabolic ID="4" StartDistance="6588.0" EndDistance="6590.0" A="-8.130056E11" B="2.46695216E8" C="-18713.94" Error="0.00343"/>
<QuasiParabolic ID="5" StartDistance="6590.0" EndDistance="6607.0" A="4.774986E12" B="-1.44920512E9" C="109958.32" Error="0.0353"/>
<QuasiParabolic ID="6" StartDistance="6607.0" EndDistance="6611.0" A="1.22797393E13" B="-3.72096333E9" C="281878.88" Error="0.00583"/>
<QuasiParabolic ID="7" StartDistance="6611.0" EndDistance="6636.0" A="7.9788816E12" B="-2.41984154E9" C="183473.06" Error="0.0358"/>
<QuasiParabolic ID="8" StartDistance="6636.0" EndDistance="6651.117" A="-2.20661285E13" B="6.6353147E9" C="-498802.16" Error="0.0106"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="111.989" Depth="0.154"/>
<TopsideChapman PeakHeight="281.117" PeakDensity="123107.94" PeakScaleHeight="17.574" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
