<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-03-26 -085 08:25:00.000"
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="20.0">
<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 22 0 0 0 0 0 0 0 0 1 0 "/>
<Comments>AR.5002.49 Confidence: 70% PACIFIC flags: F2x cusp not found, One of F2 cusps was derived from the other</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.03.26 (085) 08:25:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.18" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-15.97" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="82.25368" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202608503260825001291296E02000002520000000001107201000080205120000B05040000
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="24" >
<URSI ID="00" Val="2.800" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="3.756" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="10.517" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.425" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="2.425" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="3.050" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="257.500" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="257.500" 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="0.025" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="2.800" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="286.215" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.358" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="2.425" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="2.425" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="245.362" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="229.011" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="2.960" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="23.291" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="0.519" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="12.042" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="24.380" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="1.780" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="16">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
257.500 258.750 260.000 261.429 262.857 264.286 265.714 267.143 268.571 270.000 272.041 274.292 276.788 279.570 282.690 286.215
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
66 0 60 0 0 0 0 0 0 51 0 0 0 0 0 30
</TraceValueList>
<TraceValueList Name="DopplerShift" Type="float" Units="Hz" NoValue="99.0" Description="Doppler Frequency Shift" >
3.125 -3.125 3.125 3.125 -3.125 -3.125 -3.125 -3.125 3.125 3.125 -3.125 3.125 -3.125 -3.125 -3.125 -3.125
</TraceValueList>
</Trace>
</TraceList>
<ProfileList Num="1">
<Profile  Algorithm="NH" AlgorithmVersion="4.32" Type="vertical" >
<Tabulated Num="331">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
93.412 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 127.0 128.0 129.0 130.0 131.0 132.0 133.0 134.0 135.0 136.0 137.0 138.0 139.0 140.0 141.0 141.135 142.0 143.0 144.0 145.0 146.0 147.0 148.0 149.0 150.0 151.0 152.0 153.0 154.0 155.0 156.0 157.0 158.0 159.0 160.0 161.0 162.0 163.0 164.0 165.0 166.0 167.0 168.0 169.0 170.0 171.0 172.0 172.27 173.0 174.0 175.0 176.0 177.0 178.0 179.0 180.0 181.0 182.0 183.0 184.0 185.0 186.0 187.0 188.0 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 198.0 199.0 200.0 201.0 202.0 203.0 203.405 204.0 205.0 206.0 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 218.0 219.0 220.0 221.0 222.0 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 242.0 243.0 244.0 245.0 245.362 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0 340.0 341.0 342.0 343.0 344.0 345.0 346.0 347.0 348.0 349.0 350.0 351.0 352.0 353.0 354.0 355.0 356.0 357.0 358.0 359.0 360.0 361.0 362.0 363.0 364.0 365.0 366.0 367.0 368.0 369.0 370.0 371.0 372.0 373.0 374.0 375.0 376.0 377.0 378.0 379.0 380.0 381.0 382.0 383.0 384.0 385.0 386.0 387.0 388.0 389.0 390.0 391.0 392.0 393.0 394.0 395.0 396.0 397.0 398.0 399.0 400.0 401.0 402.0 403.0 404.0 405.0 406.0 407.0 408.0 409.0 410.0 411.0 412.0 413.0 414.0 415.0 416.0 417.0 418.0 419.0
</AltitudeList>
<ProfileValueList Name="PlasmaFrequency" Type="float" Units="MHz" Description="Plasma frequency" >
0.2 0.21459553 0.23659985 0.2555612 0.2720268 0.2864073 0.29901162 0.31006113 0.31972262 0.328125 0.3353622 0.34151214 0.34663138 0.35076556 0.3539483 0.35620463 0.35755202 0.358 0.3578843 0.35753736 0.35688353 0.3560026 0.35489807 0.35349885 0.35181245 0.3499222 0.3477627 0.34527352 0.34254256 0.33958453 0.33627892 0.33265236 0.32873368 0.32449076 0.31996214 0.31501254 0.30970556 0.30405423 0.2979827 0.2914282 0.2844193 0.2769584 0.2688793 0.26023573 0.25097096 0.24096592 0.23004435 0.21833761 0.20562306 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 0.2037045 0.20877919 0.21385387 0.21892853 0.22400321 0.22907789 0.23415256 0.23922724 0.24430192 0.24937658 0.25445127 0.25952592 0.2646006 0.26967528 0.27474996 0.27982464 0.28489932 0.28997397 0.29504865 0.30012333 0.305198 0.3102727 0.31534734 0.32042202 0.3254967 0.33057138 0.33564606 0.34072074 0.3457954 0.35087007 0.35594475 0.358 0.38210848 0.4214376 0.46116138 0.50244325 0.5460378 0.5924938 0.6422449 0.6955829 0.75262785 0.8133749 0.877594 0.94492924 1.0148737 1.0868933 1.160451 1.2350408 1.3102609 1.3857753 1.4613138 1.5366884 1.6117516 1.6863797 1.760501 1.8340508 1.9069362 1.9790779 2.050415 2.120803 2.190095 2.2581341 2.32466 2.3893723 2.4518788 2.511712 2.5682735 2.6208448 2.668553 2.7104487 2.7454734 2.772557 2.790754 2.7993426 2.8 2.799241 2.7950854 2.7874846 2.7766407 2.7627556 2.7460303 2.7266636 2.7048502 2.6807806 2.6546402 2.6266081 2.5968568 2.565553 2.5328548 2.498914 2.463875 2.427874 2.3910406 2.3534963 2.3153555 2.2767258 2.2377074 2.198394 2.158873 2.1192253 2.0795257 2.039843 2.0002415 1.9607794 1.9215102 1.8824826 1.8437414 1.8053265 1.7672743 1.7296176 1.6923854 1.655604 1.6192961 1.5834819 1.548179 1.5134027 1.4791657 1.4454788 1.4123511 1.3797895 1.3477997 1.3163854 1.2855494 1.2552931 1.2256166 1.1965191 1.1679988 1.1400529 1.1126782 1.0858704 1.0596247 1.0339357 1.0087976 0.98420423 0.9601487 0.936624 0.9136228 0.8911374 0.8691601 0.84768283 0.8266974 0.80619544 0.7861686 0.76660836 0.74750626 0.7288537 0.71064204 0.6928628 0.6755074 0.6585673 0.64203405 0.62589926 0.6101545 0.5947916 0.57980233 0.5651786 0.5509124 0.5369958 0.52342117 0.51018065 0.49726683 0.48467222 0.47238952 0.4604115 0.44873112 0.43734148 0.4262357 0.41540712 0.40484923 0.3945555 0.38451973 0.37473568 0.36519733 0.35589877 0.34683412 0.3379978 0.3293842 0.32098788 0.31280357 0.30482602 0.2970502 0.2894711 0.28208387 0.27488378 0.26786616 0.26102653 0.25436047 0.24786359 0.24153173 0.23536074 0.22934662 0.22348543 0.21777333 0.2122066 0.20678158 0.2014947 0.19634248 0.19132154 0.18642856 0.18166032 0.17701368 0.17248553 0.16807291 0.16377288 0.1595826 0.15549928 0.15152021 0.14764273 0.14386429 0.14018236 0.1365945 0.1330983 0.12969145 0.12637167 0.123136744 0.11998451 0.116912864 0.11391976 0.11100318 0.108161196 0.10539189 0.10269342 0.10006397 0.09750179 0.09500516 0.092572406 0.0902019 0.08789204 0.085641295 0.08344815 0.08131113 0.0792288 0.07719977 0.07522268 0.07329619 0.071419016 0.0695899 0.0678076 0.06607094 0.06437872 0.06272984 0.06112318 0.05955765 0.058032207 0.05654582 0.055097494 0.053686254 0.052311152 0.050971262

</ProfileValueList>
</Tabulated>
<ShiftedChebyshevList Num="2" >
<ShiftedChebyshev Region="E" StartFrequency="0.2" EndFrequency="0.358" PeakHeight="110.0" Num="3" Error="0.0">
-18.934 2.494 -0.148
</ShiftedChebyshev>
<ShiftedChebyshev Region="F2" StartFrequency="0.358" EndFrequency="2.8" PeakHeight="245.362" Num="5" zHalfNm="229.011" Error="0.745">
-40.268 -2.957 1.94 -1.083 0.411
</ShiftedChebyshev>
</ShiftedChebyshevList>
<QuasiParabolicList Num="12" EarthRadius="6370.0">
<QuasiParabolic ID="0" StartDistance="6460.0166" EndDistance="6480.001" A="-5.6254235E11" B="1.73624176E8" C="-13396.799" Error="0.00192"/>
<QuasiParabolic ID="1" StartDistance="6480.0" EndDistance="6511.135" A="-1.61880687E11" B="4.9963176E7" C="-3855.0552" Error="0.00158"/>
<QuasiParabolic ID="2" StartDistance="6511.135" EndDistance="6542.27" A="0.0" B="-234.38907" C="0.07601076" Error="0.0046"/>
<QuasiParabolic ID="3" StartDistance="6542.27" EndDistance="6544.0" A="9.2526386E11" B="-2.8288352E8" C="21621.734" Error="0.0143"/>
<QuasiParabolic ID="4" StartDistance="6544.0" EndDistance="6573.0" A="3.4594632E10" B="-1.0674103E7" C="823.33704" Error="0.019"/>
<QuasiParabolic ID="5" StartDistance="6573.0" EndDistance="6574.0" A="2.96683443E13" B="-9.0274847E9" C="686721.0" Error="0.0"/>
<QuasiParabolic ID="6" StartDistance="6574.0" EndDistance="6575.0" A="-6.7000834E12" B="2.03683712E9" C="-154800.3" Error="0.0"/>
<QuasiParabolic ID="7" StartDistance="6575.0" EndDistance="6576.0" A="1.02240365E13" B="-3.11118387E9" C="236684.2" Error="1.64E-10"/>
<QuasiParabolic ID="8" StartDistance="6576.0" EndDistance="6581.0" A="6.1761792E12" B="-1.88008397E9" C="143078.67" Error="0.0185"/>
<QuasiParabolic ID="9" StartDistance="6581.0" EndDistance="6594.0" A="1.31229307E13" B="-3.99123763E9" C="303476.3" Error="0.0109"/>
<QuasiParabolic ID="10" StartDistance="6594.0" EndDistance="6609.0" A="3.95559698E12" B="-1.21073011E9" C="92640.125" Error="0.0153"/>
<QuasiParabolic ID="11" StartDistance="6609.0" EndDistance="6615.362" A="-4.7062918E13" B="1.42283725E10" C="-1075396.1" Error="0.00369"/>
</QuasiParabolicList>
<ProfileValley Model="ULCAR" Width="93.405" Depth="0.158"/>
<TopsideChapman PeakHeight="245.362" PeakDensity="97270.47" PeakScaleHeight="12.042" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
