<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-03-14 -073 03:05:00.000"
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 44 0 0 0 0 0 0 0 0 1 0 "/>
<Comments>AR.5002.49 Confidence: 40% PACIFIC flags: F2o cusp not found, Multiple candidates for F2x cusp, Multiple candidates for F2o cusp, One of F2 cusps was derived from the other, Unidentified traces above foF2</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.03.14 (073) 03:05:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.17" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-15.96" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="82.25368" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202607303140305001291297002000002515000000001107301000080205120000B05040001
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="23" >
<URSI ID="00" Val="3.350" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.326" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="11.144" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.525" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.525" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="3.600" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="342.500" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="342.500" 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="3.325" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="347.500" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.725" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.725" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="307.310" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="282.984" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="4.188" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="35.486" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="1.079" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="16.671" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="43.420" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="1.150" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="34">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
2.525 2.55 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
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
372.500 370.000 367.500 365.000 362.500 362.500 355.833 349.167 342.500 342.708 342.917 343.125 343.333 343.542 343.750 343.958 344.167 344.375 344.583 344.792 345.000 345.208 345.417 345.625 345.833 346.042 346.250 346.458 346.667 346.875 347.083 347.292 347.500 363.968
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
0 0 0 66 0 0 0 0 63 0 51 51 54 63 78 0 0 0 90 90 0 0 0 0 105 105 0 102 102 99 105 99 0 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 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="470">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
93.502 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 132.0 133.0 134.0 135.0 136.0 137.0 138.0 139.0 140.0 141.0 142.0 143.0 144.0 145.0 146.0 146.814 147.0 148.0 149.0 150.0 151.0 152.0 153.0 154.0 155.0 156.0 157.0 158.0 159.0 160.0 161.0 162.0 163.0 164.0 165.0 166.0 167.0 168.0 169.0 170.0 171.0 172.0 173.0 174.0 175.0 176.0 177.0 178.0 179.0 180.0 181.0 182.0 183.0 183.628 184.0 185.0 186.0 187.0 188.0 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 198.0 199.0 200.0 201.0 202.0 203.0 204.0 205.0 206.0 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 218.0 219.0 220.0 220.442 221.0 222.0 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 242.0 243.0 244.0 245.0 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 307.31 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0 344.0 345.0 346.0 347.0 348.0 349.0 350.0 351.0 352.0 353.0 354.0 355.0 356.0 357.0 358.0 359.0 360.0 361.0 362.0 363.0 364.0 365.0 366.0 367.0 368.0 369.0 370.0 371.0 372.0 373.0 374.0 375.0 376.0 377.0 378.0 379.0 380.0 381.0 382.0 383.0 384.0 385.0 386.0 387.0 388.0 389.0 390.0 391.0 392.0 393.0 394.0 395.0 396.0 397.0 398.0 399.0 400.0 401.0 402.0 403.0 404.0 405.0 406.0 407.0 408.0 409.0 410.0 411.0 412.0 413.0 414.0 415.0 416.0 417.0 418.0 419.0 420.0 421.0 422.0 423.0 424.0 425.0 426.0 427.0 428.0 429.0 430.0 431.0 432.0 433.0 434.0 435.0 436.0 437.0 438.0 439.0 440.0 441.0 442.0 443.0 444.0 445.0 446.0 447.0 448.0 449.0 450.0 451.0 452.0 453.0 454.0 455.0 456.0 457.0 458.0 459.0 460.0 461.0 462.0 463.0 464.0 465.0 466.0 467.0 468.0 469.0 470.0 471.0 472.0 473.0 474.0 475.0 476.0 477.0 478.0 479.0 480.0 481.0 482.0 483.0 484.0 485.0 486.0 487.0 488.0 489.0 490.0 491.0 492.0 493.0 494.0 495.0 496.0 497.0 498.0 499.0 500.0 501.0 502.0 503.0 504.0 505.0 506.0 507.0 508.0 509.0 510.0 511.0 512.0 513.0 514.0 515.0 516.0 517.0 518.0 519.0 520.0 521.0 522.0 523.0 524.0 525.0 526.0 527.0 528.0 529.0 530.0 531.0 532.0 533.0 534.0 535.0 536.0 537.0 538.0 539.0 540.0 541.0 542.0 543.0 544.0 545.0 546.0 547.0 548.0 549.0 550.0 551.0 552.0 553.0 554.0 555.0 556.0 557.0 558.0
</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 0.35257575 0.35179353 0.35086703 0.34972522 0.34837273 0.34688756 0.34513035 0.34325245 0.341189 0.33894846 0.33647206 0.3337733 0.33086658 0.32776746 0.32449216 0.3209361 0.3171864 0.31315237 0.3088705 0.30432537 0.29951152 0.2944096 0.2890161 0.28323525 0.27717957 0.27073538 0.26386216 0.2565966 0.24883114 0.24058135 0.23174381 0.22235087 0.21226679 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 0.20155615 0.20573933 0.20992252 0.21410573 0.21828891 0.2224721 0.22665529 0.23083849 0.23502168 0.23920487 0.24338806 0.24757124 0.25175443 0.25593764 0.2601208 0.264304 0.26848722 0.2726704 0.2768536 0.2810368 0.28521997 0.28940317 0.29358634 0.29776955 0.30195275 0.30613592 0.31031913 0.3145023 0.3186855 0.3228687 0.32705188 0.33123508 0.33541825 0.33960146 0.34378466 0.34796783 0.35215104 0.354 0.366646 0.3877058 0.40778634 0.42753717 0.44732264 0.46739215 0.4879387 0.50911397 0.53106457 0.5539047 0.5777598 0.602728 0.62890184 0.6563677 0.6851748 0.71536124 0.74691933 0.7798074 0.8139565 0.84923846 0.8855177 0.92262447 0.96037626 0.9985893 1.0370971 1.075742 1.1144005 1.1529732 1.1913582 1.2295089 1.2673737 1.3049277 1.342148 1.3790354 1.4155909 1.451808 1.4877162 1.5233217 1.5586298 1.593679 1.6284711 1.6630338 1.6973789 1.7315353 1.7655168 1.7993468 1.8330402 1.8666207 1.9001029 1.9335041 1.9668545 2.0001583 2.033443 2.0667255 2.1000235 2.1333537 2.166742 2.2002072 2.2337608 2.2674341 2.3012395 2.3352056 2.3693566 2.4037127 2.438309 2.4731638 2.5083115 2.5437844 2.5796258 2.6158607 2.6525474 2.689726 2.727452 2.7657912 2.8048093 2.8445864 2.8852208 2.9268222 2.9695237 3.0134778 3.0588706 3.1059055 3.1548092 3.2057276 3.2583504 3.310088 3.347128 3.35 3.3494444 3.3467095 3.3417716 3.3347213 3.32565 3.3146486 3.301808 3.2872193 3.270971 3.2531521 3.2338493 3.213148 3.1911318 3.1678827 3.1434803 3.1180022 3.0915236 3.064118 3.0358555 3.006805 2.977032 2.9466004 2.915571 2.8840022 2.8519506 2.81947 2.7866113 2.7534242 2.719955 2.6862488 2.6523478 2.618292 2.58412 2.5498676 2.5155694 2.4812572 2.4469619 2.412712 2.3785348 2.344455 2.310497 2.2766826 2.243033 2.209567 2.1763034 2.143258 2.1104472 2.077885 2.0455844 2.0135581 1.9818169 1.9503711 1.91923 1.888402 1.8578947 1.8277149 1.7978687 1.7683614 1.739198 1.7103823 1.6819179 1.6538078 1.6260543 1.5986594 1.5716246 1.544951 1.5186391 1.4926893 1.4671013 1.4418747 1.417009 1.3925029 1.3683553 1.3445643 1.3211285 1.2980456 1.2753136 1.25293 1.2308923 1.2091976 1.1878433 1.1668264 1.1461434 1.1257917 1.1057674 1.0860674 1.0666883 1.0476264 1.0288781 1.0104399 0.9923078 0.97447824 0.9569475 0.93971163 0.92276686 0.90610933 0.8897352 0.87364066 0.8578217 0.84227455 0.8269954 0.81198025 0.79722536 0.7827269 0.768481 0.75448394 0.7407319 0.7272212 0.713948 0.7009088 0.68809974 0.67551726 0.6631578 0.65101784 0.63909376 0.6273821 0.61587936 0.6045822 0.5934872 0.58259106 0.5718904 0.561382 0.5510627 0.5409292 0.5309785 0.5212074 0.51161283 0.5021919 0.4929415 0.4838588 0.47494087 0.46618485 0.45758796 0.4491474 0.4408605 0.43272454 0.42473686 0.4168949 0.40919608 0.40163788 0.39421782 0.38693342 0.37978232 0.37276214 0.36587057 0.35910526 0.35246402 0.34594458 0.33954483 0.33326256 0.3270957 0.32104212 0.31509987 0.30926687 0.30354118 0.29792088 0.29240403 0.28698877 0.28167325 0.2764557 0.27133432 0.26630735 0.26137307 0.25652984 0.25177595 0.2471098 0.2425298 0.23803435 0.23362193 0.229291 0.2250401 0.22086774 0.2167725 0.21275295 0.20880772 0.20493546 0.2011348 0.19740444 0.1937431 0.19014949 0.1866224 0.18316056 0.17976281 0.17642798 0.17315486 0.16994236 0.16678935 0.16369472 0.16065744 0.1576764 0.15475059 0.15187898 0.14906058 0.14629441 0.1435795 0.1409149 0.1382997 0.13573296 0.13321382 0.13074136 0.12831475 0.12593313 0.12359566 0.12130155 0.119049974 0.11684015 0.11467131 0.1125427 0.11045356 0.108403176 0.10639083 0.10441581 0.102477424 0.100575 0.09870788 0.096875384 0.095076896 0.09331178 0.09157941 0.089879185 0.088210516 0.0865728 0.08496548 0.08338799 0.08183978 0.08032029 0.07882901 0.077365406 0.07592896 0.07451918 0.07313556 0.07177763 0.0704449 0.06913691 0.0678532 0.06659331 0.06535681 0.06414326 0.06295225 0.06178334 0.06063613 0.059510216 0.058405206 0.057320707 0.056256343 0.055211738 0.054186527 0.053180348 0.052192852 0.051223684 0.050272513

</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="3.35" PeakHeight="307.31" Num="5" zHalfNm="282.984" Error="3.509">
-71.156 -27.096 17.467 -8.485 2.402
</ShiftedChebyshev>
</ShiftedChebyshevList>
<QuasiParabolicList Num="11" 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="6516.814" A="-1.122053E11" B="3.4631268E7" C="-2672.0403" Error="0.00176"/>
<QuasiParabolic ID="2" StartDistance="6516.814" EndDistance="6553.628" A="0.0" B="-1552.301" C="0.27824095" Error="0.0345"/>
<QuasiParabolic ID="3" StartDistance="6553.628" EndDistance="6582.0" A="5.8422874E10" B="-1.7882148E7" C="1368.377" Error="0.0345"/>
<QuasiParabolic ID="4" StartDistance="6582.0" EndDistance="6587.0" A="-2.05116621E11" B="6.21967E7" C="-4714.793" Error="0.00687"/>
<QuasiParabolic ID="5" StartDistance="6587.0" EndDistance="6606.0" A="1.96709109E12" B="-5.973472E8" C="45349.26" Error="0.039"/>
<QuasiParabolic ID="6" StartDistance="6606.0" EndDistance="6629.0" A="3.43614397E12" B="-1.04211034E9" C="79012.836" Error="0.0391"/>
<QuasiParabolic ID="7" StartDistance="6629.0" EndDistance="6636.0" A="-1.59250068E12" B="4.75055008E8" C="-35421.113" Error="0.0056"/>
<QuasiParabolic ID="8" StartDistance="6636.0" EndDistance="6673.0" A="3.77254104E12" B="-1.14189555E9" C="86410.6" Error="0.027"/>
<QuasiParabolic ID="9" StartDistance="6673.0" EndDistance="6676.0" A="5.1242324E13" B="-1.53693143E10" C="1152454.2" Error="0.00386"/>
<QuasiParabolic ID="10" StartDistance="6676.0" EndDistance="6677.31" A="-3.08110418E14" B="9.2285788E10" C="-6910390.5" Error="3.86E-4"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="110.442" Depth="0.154"/>
<TopsideChapman PeakHeight="307.31" PeakDensity="139236.97" PeakScaleHeight="16.671" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
