<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-03-24 -083 04:55:00.000"
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: 50% PACIFIC flags: F2o cusp not found, One of F2 cusps was derived from the other, F2O model cusp does not fit trace</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.03.24 (083) 04:55:00</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">
FF202608303240455001291297002000002515000000001107301000080205120000B05040001
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="19" >
<URSI ID="00" Val="9.650" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="9.500" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="9.500" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="3.450" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="145.000" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="145.000" 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="/" />
<Modeled Name="foEp" Val="0.354" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="9.600" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="9.600" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="144.282" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="141.233" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="3.905" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<URSI ID="94" Val="4.472" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="3.830" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="10.583" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="5.870" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="3.020" Name="B1" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="1">
<Trace Type="standard" Layer="F2" Polarization="O" Num="7">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
9.5 9.525 9.55 9.575 9.6 9.625 9.65
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
170.000 155.000 150.000 147.500 145.000 148.750 152.500
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
0 0 0 0 0 0 0
</TraceValueList>
<TraceValueList Name="DopplerShift" Type="float" Units="Hz" NoValue="99.0" Description="Doppler Frequency Shift" >
-4.6875 -1.5625 -1.5625 4.6875 10.9375 -1.5625 4.6875
</TraceValueList>
</Trace>
</TraceList>
<ProfileList Num="1">
<Profile  Algorithm="NH" AlgorithmVersion="4.32" Type="vertical" >
<Tabulated Num="251">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
93.502 94.0 95.0 96.0 97.0 98.0 99.0 100.0 101.0 102.0 103.0 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0 118.0 118.166664 119.0 120.0 121.0 122.0 123.0 124.0 125.0 126.0 126.333336 127.0 128.0 129.0 130.0 131.0 132.0 133.0 134.0 134.5 135.0 136.0 137.0 138.0 139.0 140.0 141.0 142.0 143.0 144.0 144.282 145.0 146.0 147.0 148.0 149.0 150.0 151.0 152.0 153.0 154.0 155.0 156.0 157.0 158.0 159.0 160.0 161.0 162.0 163.0 164.0 165.0 166.0 167.0 168.0 169.0 170.0 171.0 172.0 173.0 174.0 175.0 176.0 177.0 178.0 179.0 180.0 181.0 182.0 183.0 184.0 185.0 186.0 187.0 188.0 189.0 190.0 191.0 192.0 193.0 194.0 195.0 196.0 197.0 198.0 199.0 200.0 201.0 202.0 203.0 204.0 205.0 206.0 207.0 208.0 209.0 210.0 211.0 212.0 213.0 214.0 215.0 216.0 217.0 218.0 219.0 220.0 221.0 222.0 223.0 224.0 225.0 226.0 227.0 228.0 229.0 230.0 231.0 232.0 233.0 234.0 235.0 236.0 237.0 238.0 239.0 240.0 241.0 242.0 243.0 244.0 245.0 246.0 247.0 248.0 249.0 250.0 251.0 252.0 253.0 254.0 255.0 256.0 257.0 258.0 259.0 260.0 261.0 262.0 263.0 264.0 265.0 266.0 267.0 268.0 269.0 270.0 271.0 272.0 273.0 274.0 275.0 276.0 277.0 278.0 279.0 280.0 281.0 282.0 283.0 284.0 285.0 286.0 287.0 288.0 289.0 290.0 291.0 292.0 293.0 294.0 295.0 296.0 297.0 298.0 299.0 300.0 301.0 302.0 303.0 304.0 305.0 306.0 307.0 308.0 309.0 310.0 311.0 312.0 313.0 314.0 315.0 316.0 317.0 318.0 319.0 320.0 321.0 322.0 323.0 324.0 325.0 326.0 327.0 328.0 329.0 330.0 331.0 332.0 333.0 334.0 335.0 336.0 337.0 338.0 339.0
</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 0.35368556 0.35266647 0.3510161 0.34863135 0.34556654 0.34178266 0.33727583 0.33193156 0.331 0.331 0.331 0.331 0.331 0.331 0.331 0.331 0.331 0.331 0.33287755 0.33569387 0.33851022 0.34132653 0.34414285 0.34695917 0.34977552 0.35259184 0.354 0.5044983 0.92147154 1.5668947 2.4842856 3.6555371 5.0198774 6.4823337 7.896802 9.036424 9.61873 9.65 9.645724 9.626015 9.591217 9.542357 9.48046 9.406538 9.321586 9.226569 9.122429 9.010066 8.8903475 8.764097 8.6321 8.495095 8.353782 8.208812 8.060799 7.910312 7.7578807 7.6039934 7.449103 7.2936234 7.137935 6.9823856 6.8272905 6.6729364 6.519581 6.3674564 6.2167716 6.067711 5.920439 5.7750983 5.631817 5.4907026 5.35185 5.2153373 5.081232 4.9495873 4.8204465 4.6938434 4.569802 4.448337 4.329458 4.2131667 4.0994577 3.988322 3.879744 3.773705 3.6701818 3.5691478 3.470574 3.374428 3.280676 3.1892812 3.100206 3.0134108 2.9288557 2.8464985 2.7662978 2.6882102 2.612193 2.538203 2.466196 2.3961291 2.3279586 2.261641 2.1971338 2.134394 2.0733793 2.0140483 1.9563594 1.9002721 1.8457462 1.792742 1.741221 1.6911448 1.6424761 1.595178 1.5492145 1.5045502 1.4611506 1.4189819 1.3780109 1.3382052 1.2995332 1.261964 1.2254673 1.1900138 1.1555747 1.1221218 1.0896279 1.0580661 1.0274106 0.9976361 0.9687177 0.9406315 0.91335404 0.8868624 0.8611345 0.83614874 0.811884 0.78831977 0.76543623 0.7432139 0.72163403 0.7006782 0.68032867 0.66056794 0.6413793 0.6227463 0.604653 0.5870839 0.5700239 0.55345845 0.53737324 0.5217545 0.50658876 0.49186298 0.47756445 0.46368086 0.4502002 0.43711087 0.42440155 0.41206124 0.40007928 0.38844532 0.37714925 0.3661813 0.35553202 0.34519213 0.3351527 0.32540494 0.3159405 0.30675113 0.29782882 0.28916588 0.28075475 0.2725881 0.2646589 0.2569602 0.24948537 0.24222787 0.23518138 0.22833978 0.22169714 0.21524766 0.20898575 0.20290594 0.19700295 0.19127163 0.18570702 0.18030424 0.17505862 0.16996557 0.16502064 0.16021958 0.15555815 0.15103233 0.14663815 0.1423718 0.13822955 0.13420781 0.13030306 0.1265119 0.12283104 0.11925725 0.11578744 0.11241856 0.109147705 0.105972 0.10288869 0.099895075 0.09698856 0.09416661 0.09142675 0.08876661 0.08618387 0.08367626 0.081241615 0.07887781 0.07658277 0.07435451 0.072191074 0.07009059 0.06805122 0.06607118 0.064148754 0.06228226 0.06047007 0.058710612 0.057002343 0.05534378 0.05373347 0.05217002 0.050652053

</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="9.65" PeakHeight="144.282" Num="5" zHalfNm="141.233" Error="0.161">
-9.64 -0.303 0.214 -0.09 0.037
</ShiftedChebyshev>
</ShiftedChebyshevList>
<ProfileValley Model="ULCAR" Width="24.5" Depth="0.023"/>
<TopsideChapman PeakHeight="144.282" PeakDensity="1155366.0" PeakScaleHeight="10.583" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
