<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-02-13 -044 04:30:00.000"
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: 40% PACIFIC flags: Multiple candidates for F2x cusp, Multiple candidates for F2o cusp, One of F2 cusps was derived from the other, Unidentified traces above foF2, Trace overlaps while constructing baseline</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.02.13 (044) 04:30:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.15" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-15.95" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="85.88234" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202604402130430001291297002000002515000000001107301000080205120000B05040001
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="6.150" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.454" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="21.239" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.400" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.400" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="6.475" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="285.000" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="285.000" 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="0.175" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="6.150" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="328.750" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.625" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.625" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="299.894" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="284.529" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="4.427" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="24.064" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="2.501" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="11.283" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="32.510" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="1.000" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="151">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
2.4 2.425 2.45 2.475 2.5 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 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 3.75 3.775 3.8 3.825 3.85 3.875 3.9 3.925 3.95 3.975 4.0 4.025 4.05 4.075 4.1 4.125 4.15 4.175 4.2 4.225 4.25 4.275 4.3 4.325 4.35 4.375 4.4 4.425 4.45 4.475 4.5 4.525 4.55 4.575 4.6 4.625 4.65 4.675 4.7 4.725 4.75 4.775 4.8 4.825 4.85 4.875 4.9 4.925 4.95 4.975 5.0 5.025 5.05 5.075 5.1 5.125 5.15 5.175 5.2 5.225 5.25 5.275 5.3 5.325 5.35 5.375 5.4 5.425 5.45 5.475 5.5 5.525 5.55 5.575 5.6 5.625 5.65 5.675 5.7 5.725 5.75 5.775 5.8 5.825 5.85 5.875 5.9 5.925 5.95 5.975 6.0 6.025 6.05 6.075 6.1 6.125 6.15
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
312.500 310.000 297.500 295.714 293.929 292.143 290.357 288.571 286.786 285.000 285.000 285.000 285.000 285.938 286.875 287.813 288.750 289.688 290.625 291.563 292.500 292.500 292.500 292.500 291.250 290.000 292.500 291.667 290.833 290.000 290.000 290.000 290.000 290.000 290.000 290.000 290.000 290.000 290.000 292.500 292.500 292.500 295.000 298.571 302.143 305.714 309.286 312.857 316.429 320.000 321.667 323.333 325.000 323.000 321.000 319.000 317.000 315.000 317.500 320.000 325.000 324.375 323.750 323.125 322.500 321.875 321.250 320.625 320.000 327.500 324.167 320.833 317.500 315.000 312.500 310.000 307.500 307.500 305.000 306.250 307.500 302.500 303.125 303.750 304.375 305.000 305.000 305.000 305.000 305.000 305.000 305.000 305.000 305.000 307.500 307.500 307.500 310.000 310.000 310.000 310.000 310.000 310.000 310.000 320.000 312.500 312.500 317.500 316.250 315.000 315.000 315.000 315.000 315.000 315.000 315.000 316.250 317.500 327.500 327.857 328.214 328.571 328.929 329.286 329.643 330.000 330.000 331.071 332.143 333.214 334.286 335.357 336.429 337.500 337.500 337.500 337.500 337.500 337.500 336.250 335.000 333.750 332.500 331.250 330.000 332.500 332.500 327.500 328.750 330.000 328.750
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
0 72 72 0 57 66 63 66 66 72 72 0 69 60 66 54 54 48 45 0 57 0 72 72 75 102 102 90 90 108 111 108 105 108 108 96 99 108 105 105 105 105 108 78 78 78 0 81 72 0 0 0 96 0 0 0 0 69 0 102 96 0 0 0 0 0 0 0 84 0 0 84 87 69 69 102 108 108 96 90 90 69 72 84 81 93 90 90 93 69 69 90 0 78 87 90 96 102 108 72 66 0 63 69 63 69 72 60 60 63 63 60 63 102 105 102 102 102 0 60 60 63 60 66 60 102 102 66 60 60 0 63 66 99 99 60 57 60 63 99 105 102 99 102 102 105 102 63 63 63 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 -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 -7.8125 -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 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 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="403">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
93.502 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 132.0 133.0 134.0 135.0 136.0 137.0 138.0 139.0 140.0 141.0 142.0 143.0 144.0 145.0 145.98267 146.0 147.0 148.0 149.0 150.0 151.0 152.0 153.0 154.0 155.0 156.0 157.0 158.0 159.0 160.0 161.0 162.0 163.0 164.0 165.0 166.0 167.0 168.0 169.0 170.0 171.0 172.0 173.0 174.0 175.0 176.0 177.0 178.0 179.0 180.0 181.0 181.96533 182.0 183.0 184.0 185.0 186.0 187.0 188.0 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 198.0 199.0 200.0 201.0 202.0 203.0 204.0 205.0 206.0 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 217.948 218.0 219.0 220.0 221.0 222.0 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 242.0 243.0 244.0 245.0 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 299.894 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0 344.0 345.0 346.0 347.0 348.0 349.0 350.0 351.0 352.0 353.0 354.0 355.0 356.0 357.0 358.0 359.0 360.0 361.0 362.0 363.0 364.0 365.0 366.0 367.0 368.0 369.0 370.0 371.0 372.0 373.0 374.0 375.0 376.0 377.0 378.0 379.0 380.0 381.0 382.0 383.0 384.0 385.0 386.0 387.0 388.0 389.0 390.0 391.0 392.0 393.0 394.0 395.0 396.0 397.0 398.0 399.0 400.0 401.0 402.0 403.0 404.0 405.0 406.0 407.0 408.0 409.0 410.0 411.0 412.0 413.0 414.0 415.0 416.0 417.0 418.0 419.0 420.0 421.0 422.0 423.0 424.0 425.0 426.0 427.0 428.0 429.0 430.0 431.0 432.0 433.0 434.0 435.0 436.0 437.0 438.0 439.0 440.0 441.0 442.0 443.0 444.0 445.0 446.0 447.0 448.0 449.0 450.0 451.0 452.0 453.0 454.0 455.0 456.0 457.0 458.0 459.0 460.0 461.0 462.0 463.0 464.0 465.0 466.0 467.0 468.0 469.0 470.0 471.0 472.0 473.0 474.0 475.0 476.0 477.0 478.0 479.0 480.0 481.0 482.0 483.0 484.0 485.0 486.0 487.0 488.0 489.0 490.0 491.0
</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 0.35250095 0.35171908 0.35071898 0.3495047 0.3480812 0.34652662 0.3447022 0.34275916 0.34056342 0.33819553 0.3355976 0.3327837 0.32976884 0.3265056 0.32301557 0.3193215 0.31533054 0.31107885 0.30660424 0.30178934 0.29667005 0.2913362 0.2855831 0.27952376 0.27303913 0.26615608 0.25882334 0.2510396 0.24276559 0.23387001 0.2244433 0.21427451 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 0.20014837 0.20442821 0.20870805 0.21298788 0.21726772 0.22154756 0.2258274 0.23010723 0.23438707 0.2386669 0.24294676 0.2472266 0.25150642 0.25578627 0.2600661 0.26434594 0.2686258 0.27290562 0.27718547 0.2814653 0.28574514 0.29002497 0.29430482 0.29858464 0.3028645 0.3071443 0.31142417 0.31570402 0.31998384 0.3242637 0.3285435 0.33282337 0.3371032 0.34138304 0.34566286 0.3499427 0.354 0.35561955 0.38862056 0.42502695 0.46446827 0.5064357 0.55036455 0.5957405 0.6421418 0.689248 0.73684716 0.78479534 0.83298403 0.8813687 0.92992604 0.97865313 1.027537 1.0765938 1.1258484 1.1753149 1.2250154 1.2749709 1.3252008 1.3757414 1.4265993 1.4778074 1.5293872 1.5813582 1.6337467 1.6865681 1.7398446 1.7936121 1.8478875 1.9026765 1.9580234 2.0139444 2.0704525 2.1275816 2.1853604 2.2437992 2.3029413 2.3627872 2.4233928 2.484777 2.5469537 2.6099722 2.6738603 2.7386374 2.8043547 2.8710394 2.9387467 3.0074935 3.0773337 3.1483178 3.220502 3.2939227 3.3686411 3.444715 3.522217 3.6012077 3.6817715 3.763988 3.8479621 3.933776 4.0215306 4.1113644 4.203395 4.2977905 4.3947024 4.4943113 4.596832 4.7024837 4.811573 4.9243684 5.0412164 5.1624894 5.2886105 5.419943 5.5567393 5.69879 5.844365 5.9870343 6.105658 6.15 6.149947 6.1443477 6.1298995 6.1071396 6.0766077 6.038842 5.9943743 5.943727 5.8874097 5.825917 5.759726 5.689297 5.61507 5.5374637 5.4568768 5.3736863 5.288248 5.2008967 5.111946 5.0216894 4.9304 4.838331 4.7457194 4.652781 4.5597167 4.46671 4.37393 4.2815294 4.1896477 4.098412 4.0079365 3.9183235 3.8296647 3.742042 3.6555276 3.570185 3.4860694 3.4032288 3.3217041 3.2415297 3.162734 3.0853403 3.0093665 2.9348264 2.8617294 2.7900808 2.719883 2.651135 2.5838327 2.51797 2.4535382 2.3905265 2.3289223 2.2687116 2.2098784 2.152406 2.0962763 2.0414703 1.9879682 1.9357494 1.8847928 1.8350767 1.786579 1.7392776 1.6931496 1.6481725 1.6043233 1.5615791 1.5199171 1.4793144 1.4397483 1.4011962 1.3636357 1.3270445 1.2914006 1.2566823 1.2228681 1.1899368 1.1578674 1.1266396 1.0962329 1.0666275 1.0378039 1.0097426 0.9824251 0.9558327 0.9299474 0.90475124 0.8802269 0.8563574 0.83312595 0.8105163 0.7885124 0.7670988 0.74626005 0.72598135 0.7062481 0.6870462 0.6683615 0.65018064 0.63249034 0.61527765 0.59853005 0.58223516 0.566381 0.5509559 0.53594846 0.5213476 0.5071424 0.4933224 0.47987723 0.46679688 0.4540716 0.44169188 0.4296484 0.41793218 0.40653437 0.39544642 0.38466 0.37416697 0.3639594 0.3540296 0.3443701 0.3349735 0.3258328 0.31694102 0.30829144 0.29987746 0.29169273 0.28373104 0.2759863 0.2684527 0.26112446 0.25399598 0.2470619 0.24031687 0.2337558 0.22737366 0.2211656 0.21512689 0.20925292 0.2035392 0.19798137 0.19257519 0.18731652 0.18220137 0.17722581 0.17238604 0.16767836 0.16309918 0.15864499 0.15431237 0.15009804 0.14599875 0.14201136 0.13813284 0.13436021 0.13069057 0.12712114 0.12364916 0.12027197 0.116987005 0.11379174 0.110683724 0.10766058 0.10471998 0.101859696 0.099077515 0.09637131 0.09373901 0.091178596 0.08868811 0.08626564 0.083909325 0.08161737 0.07938801 0.07721953 0.07511028 0.07305864 0.071063034 0.069121934 0.067233846 0.06539733 0.06361098 0.06187341 0.060183305 0.058539364 0.056940325 0.05538496 0.053872082 0.052400526 0.05096916

</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="6.15" PeakHeight="299.894" Num="5" zHalfNm="284.529" Error="1.837">
-65.894 -28.571 16.208 -3.853 0.164
</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="6515.983" A="-1.17419475E11" B="3.624058E7" C="-2796.2156" Error="0.00186"/>
<QuasiParabolic ID="2" StartDistance="6515.983" EndDistance="6551.965" A="0.0" B="-3004.4036" C="0.50112253" Error="0.0643"/>
<QuasiParabolic ID="3" StartDistance="6551.965" EndDistance="6587.0" A="6.6691785E10" B="-2.0400856E7" C="1560.1788" Error="0.0643"/>
<QuasiParabolic ID="4" StartDistance="6587.0" EndDistance="6589.0" A="1.071695E13" B="-3.25412122E9" C="247022.48" Error="0.0331"/>
<QuasiParabolic ID="5" StartDistance="6589.0" EndDistance="6627.0" A="5.3547887E12" B="-1.62651123E9" C="123512.84" Error="0.0281"/>
<QuasiParabolic ID="6" StartDistance="6627.0" EndDistance="6665.0" A="2.26844402E13" B="-6.8565253E9" C="518111.78" Error="0.09"/>
<QuasiParabolic ID="7" StartDistance="6665.0" EndDistance="6668.0" A="3.28503359E14" B="-9.8625143E10" C="7402479.5" Error="0.00811"/>
<QuasiParabolic ID="8" StartDistance="6668.0" EndDistance="6669.894" A="-1.10179313E15" B="3.30378019E11" C="-2.4766322E7" Error="0.00264"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="107.948" Depth="0.154"/>
<TopsideChapman PeakHeight="299.894" PeakDensity="469261.78" PeakScaleHeight="11.283" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
