<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2020-04-20 -111 18:20:00.000"
URSICode="SAA0K"
StationName="SaoLuis"
GeoLatitude="-2.6"
GeoLongitude="315.8"
Source="Ionosonde"
SourceType="DPS-4"
ScalerType="auto">
<SystemInfo UMLStationID="903">
<FrequencyStepping StartFrequency="1.0" StopFrequency="15.0">
<LinearStepping Step="0.05" Units="MHz" />
</FrequencyStepping>
<RangeStepping StartRange="80.0" StopRange="1360.0" >
<LinearStepping Step="5.0" Units="km" />
</RangeStepping>
<AutoScaler Name="Artist5" Version="500200" ArtistFlags="1 2 0 0 0 0 0 0 0 11 0 0 0 0 0 0 0 0 0 0 "/>
<Comments>AR.5002.44 Confidence: 95% PACIFIC flags: Multiple candidates for F2x cusp</Comments>
<ContactPerson>
<Name>Dr. Mangalathayil Ali Abdu</Name>
<Affiliation>INPE, Division of Aeronomy</Affiliation>
<Address>Av dos Astronautas, 1.758 Jd. Granja - CEP: 12227-010 Sao Jose dos Campos - SP Brasil</Address>
<Email>maabdu@dae.inpe.br</Email>
</ContactPerson>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2020.04.20 (111) 18:20:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.64" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-8.96" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-19.70" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="17.0" Status="predicted"/>
</SolarTerrestrialData>
<DigisondePreface Format="FF">
FF202011104201820009039031101000005015000000001107501000080502560000000040000
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="31" >
<URSI ID="00" Val="8.950" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="2.942" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="26.332" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="1.400" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="30" Val="3.850" Name="foEs" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="3.800" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="81" Val="1.400" Name="fminE" Units="MHz" QL="/" DL="/" />
<URSI ID="20" Val="3.160" Name="foE" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="9.350" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="270.000" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="270.000" Name="h`F2" Units="km" QL="/" DL="/" />
<URSI ID="24" Val="97.052" Name="h`E" Units="km" QL="/" DL="/" />
<URSI ID="34" Val="95.000" Name="h`Es" Units="km" QL="/" DL="/" />
<URSI ID="90" Val="102.731" Name="hmE" Units="km" QL="/" DL="/" />
<URSI ID="83" Val="12.432" Name="yE" Units="km" QL="/" DL="/" />
<URSI ID="86" Val="0.100" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="8.600" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="405.000" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="2.979" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="3.800" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="3.800" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="307.042" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="237.057" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="10.002" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<Custom Name="fminEs" Val="1.550" Description="Minimum frequency of Es-layer" Units="MHz" />
<URSI ID="94" Val="91.140" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="24.261" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="54.662" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="109.880" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="1.570" Name="B1" QL="/" DL="/" />
<URSI ID="32" Val="3.800" Name="fbEs" Units="MHz" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="3">
<Trace Type="standard" Layer="F2" Polarization="O" Num="104">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
3.8 3.85 3.9 3.95 4.0 4.05 4.1 4.15 4.2 4.25 4.3 4.35 4.4 4.45 4.5 4.55 4.6 4.65 4.7 4.75 4.8 4.85 4.9 4.95 5.0 5.05 5.1 5.15 5.2 5.25 5.3 5.35 5.4 5.45 5.5 5.55 5.6 5.65 5.7 5.75 5.8 5.85 5.9 5.95 6.0 6.05 6.1 6.15 6.2 6.25 6.3 6.35 6.4 6.45 6.5 6.55 6.6 6.65 6.7 6.75 6.8 6.85 6.9 6.95 7.0 7.05 7.1 7.15 7.2 7.25 7.3 7.35 7.4 7.45 7.5 7.55 7.6 7.65 7.7 7.75 7.8 7.85 7.9 7.95 8.0 8.05 8.1 8.15 8.2 8.25 8.3 8.35 8.4 8.45 8.5 8.55 8.6 8.65 8.7 8.75 8.8 8.85 8.9 8.95
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
270.000 270.000 275.000 275.000 280.000 285.000 290.000 291.667 293.333 295.000 295.000 295.000 295.000 295.000 295.000 297.500 300.000 300.000 300.000 300.000 300.000 300.000 300.000 302.500 305.000 305.000 310.000 310.000 310.000 310.000 310.000 315.000 315.000 315.000 315.000 315.000 315.000 318.333 321.667 325.000 325.000 325.000 330.000 330.000 330.000 330.000 330.000 330.000 332.500 335.000 335.000 340.000 340.000 340.000 340.000 342.500 345.000 345.000 345.000 345.000 346.250 347.500 348.750 350.000 350.000 355.000 355.000 355.000 355.000 355.000 355.000 360.000 360.000 360.000 360.000 360.000 360.000 361.667 363.333 365.000 365.000 370.000 375.000 375.000 380.000 380.000 380.000 385.000 385.000 390.000 390.000 395.000 395.000 400.000 400.000 405.000 405.000 415.000 419.716 425.983 434.716 447.728 469.183 511.245
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
54 63 60 69 66 60 60 0 0 57 69 66 72 69 63 54 63 69 63 69 72 75 63 0 63 63 66 0 72 72 72 75 72 72 72 75 57 0 0 66 72 75 75 75 75 69 63 48 0 69 66 75 72 72 60 0 57 69 63 51 0 0 0 54 51 63 60 0 54 54 54 72 69 0 63 63 54 0 0 66 60 0 66 78 69 69 75 69 78 66 69 66 75 72 75 78 81 81 78 72 72 69 51 54
</TraceValueList>
<TraceValueList Name="DopplerShift" Type="float" Units="Hz" NoValue="99.0" Description="Doppler Frequency Shift" >
-0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -1.953125 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -1.953125 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625
</TraceValueList>
</Trace>
<Trace Type="standard" Layer="E" Polarization="O" Num="36">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
1.4 1.45 1.5 1.55 1.6 1.65 1.7 1.75 1.8 1.85 1.9 1.95 2.0 2.05 2.1 2.15 2.2 2.25 2.3 2.35 2.4 2.45 2.5 2.55 2.6 2.65 2.7 2.75 2.8 2.85 2.9 2.95 3.0 3.05 3.1 3.15
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
97.052 97.214 97.383 97.561 97.747 97.941 98.144 98.357 98.580 98.814 99.058 99.314 99.582 99.864 100.159 100.470 100.797 101.141 101.505 101.890 102.297 102.730 103.192 103.686 104.217 104.790 105.412 106.094 106.848 107.691 108.649 109.763 111.097 112.774 115.068 118.842
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
57 0 0 0 0 0 0 0 0 0 0 60 0 0 60 51 0 51 54 0 0 57 0 0 66 66 0 66 63 69 0 69 75 66 0 72
</TraceValueList>
<TraceValueList Name="DopplerShift" Type="float" Units="Hz" NoValue="99.0" Description="Doppler Frequency Shift" >
-0.390625 -2.734375 -0.390625 2.734375 -0.390625 -0.390625 -0.390625 -0.390625 -0.390625 -1.171875 2.734375 -0.390625 -1.953125 1.953125 0.390625 0.390625 1.171875 1.953125 -0.390625 0.390625 -2.734375 0.390625 -0.390625 -0.390625 0.390625 0.390625 0.390625 -0.390625 -0.390625 0.390625 -0.390625 -0.390625 -0.390625 0.390625 0.390625 0.390625
</TraceValueList>
</Trace>
<Trace Type="standard" Layer="Es" Polarization="O" Num="47">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
1.55 1.6 1.65 1.7 1.75 1.8 1.85 1.9 1.95 2.0 2.05 2.1 2.15 2.2 2.25 2.3 2.35 2.4 2.45 2.5 2.55 2.6 2.65 2.7 2.75 2.8 2.85 2.9 2.95 3.0 3.05 3.1 3.15 3.2 3.25 3.3 3.35 3.4 3.45 3.5 3.55 3.6 3.65 3.7 3.75 3.8 3.85
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
95.000 95.000 95.000 95.200 95.400 95.600 95.800 96.000 96.200 96.400 96.600 96.800 97.000 97.200 97.400 97.600 97.800 98.000 98.200 98.400 98.600 98.800 99.000 99.200 99.400 99.600 99.800 100.000 100.000 100.000 100.000 100.000 105.000 105.000 105.000 107.500 110.000 110.000 100.000 110.000 110.000 111.667 113.333 115.000 115.000 107.500 100.000
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
60 63 63 0 0 0 0 0 0 0 0 0 51 0 0 54 0 0 57 0 57 66 0 0 0 0 0 72 81 72 0 63 75 63 75 69 66 63 69 63 63 63 0 72 63 0 60
</TraceValueList>
<TraceValueList Name="DopplerShift" Type="float" Units="Hz" NoValue="99.0" Description="Doppler Frequency Shift" >
-0.390625 0.390625 0.390625 -0.390625 -2.734375 -0.390625 0.390625 -2.734375 2.734375 -0.390625 2.734375 -0.390625 0.390625 1.171875 1.171875 -0.390625 0.390625 -2.734375 -0.390625 2.734375 0.390625 0.390625 0.390625 0.390625 0.390625 -0.390625 -0.390625 0.390625 -0.390625 -0.390625 0.390625 -0.390625 0.390625 0.390625 -0.390625 0.390625 0.390625 0.390625 0.390625 0.390625 -0.390625 0.390625 -0.390625 0.390625 0.390625 2.734375 0.390625
</TraceValueList>
</Trace>
</TraceList>
<ProfileList Num="1">
<Profile  Algorithm="NH" AlgorithmVersion="4.33" Type="vertical" >
<Tabulated Num="188">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
90.0 95.0 100.0 102.731 105.0 106.447 110.0 110.162 113.878 115.0 120.0 125.0 130.0 135.0 140.0 145.0 150.0 155.0 160.0 165.0 170.0 175.0 180.0 185.0 190.0 195.0 200.0 205.0 210.0 215.0 220.0 225.0 230.0 235.0 240.0 245.0 250.0 255.0 260.0 265.0 270.0 275.0 280.0 285.0 290.0 295.0 300.0 305.0 307.042 310.0 315.0 320.0 325.0 330.0 335.0 340.0 345.0 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 400.0 405.0 410.0 415.0 420.0 425.0 430.0 435.0 440.0 445.0 450.0 455.0 460.0 465.0 470.0 475.0 480.0 485.0 490.0 495.0 500.0 505.0 510.0 515.0 520.0 525.0 530.0 535.0 540.0 545.0 550.0 555.0 560.0 565.0 570.0 575.0 580.0 585.0 590.0 595.0 600.0 605.0 610.0 615.0 620.0 625.0 630.0 635.0 640.0 645.0 650.0 655.0 660.0 665.0 670.0 675.0 680.0 685.0 690.0 695.0 700.0 705.0 710.0 715.0 720.0 725.0 730.0 735.0 740.0 745.0 750.0 755.0 760.0 765.0 770.0 775.0 780.0 785.0 790.0 795.0 800.0 805.0 810.0 815.0 820.0 825.0 830.0 835.0 840.0 845.0 850.0 855.0 860.0 865.0 870.0 875.0 880.0 885.0 890.0 895.0 900.0 905.0 910.0 915.0 920.0 925.0 930.0 935.0 940.0 945.0 950.0 955.0 960.0 965.0 970.0 975.0 980.0 985.0 990.0 995.0 1000.0
</AltitudeList>
<ProfileValueList Name="PlasmaFrequency" Type="float" Units="MHz" Description="Plasma frequency" >
0.2 2.483 3.081 3.16 3.111 3.027 3.027 3.027 3.16 3.18 3.266 3.351 3.437 3.523 3.61 3.699 3.79 3.884 3.981 4.081 4.186 4.295 4.409 4.529 4.655 4.79 4.932 5.083 5.245 5.418 5.603 5.801 6.011 6.234 6.467 6.71 6.959 7.21 7.46 7.704 7.939 8.16 8.364 8.545 8.7 8.822 8.905 8.946 8.95 8.947 8.932 8.903 8.862 8.81 8.746 8.673 8.591 8.5 8.402 8.298 8.187 8.071 7.951 7.826 7.698 7.567 7.433 7.297 7.16 7.022 6.882 6.743 6.603 6.463 6.324 6.186 6.048 5.911 5.776 5.642 5.509 5.379 5.25 5.123 4.997 4.874 4.753 4.634 4.517 4.403 4.29 4.18 4.072 3.967 3.863 3.762 3.663 3.567 3.472 3.38 3.29 3.201 3.116 3.032 2.95 2.87 2.792 2.716 2.642 2.57 2.5 2.432 2.365 2.3 2.237 2.175 2.115 2.057 2.0 1.944 1.891 1.838 1.787 1.737 1.689 1.642 1.596 1.552 1.509 1.467 1.426 1.386 1.347 1.31 1.273 1.237 1.203 1.169 1.136 1.104 1.073 1.043 1.014 0.986 0.958 0.931 0.905 0.88 0.855 0.831 0.807 0.785 0.763 0.741 0.72 0.7 0.681 0.661 0.643 0.625 0.607 0.59 0.573 0.557 0.542 0.526 0.512 0.497 0.483 0.47 0.456 0.444 0.431 0.419 0.407 0.396 0.384 0.374 0.363 0.353 0.343 0.333 0.324 0.315 0.306 0.297 0.289 0.281

</ProfileValueList>
</Tabulated>
<ShiftedChebyshevList Num="2" >
<ShiftedChebyshev Region="E" StartFrequency="0.2" EndFrequency="3.16" PeakHeight="102.731" Num="3" Error="3.054">
-18.851 8.015 -1.895
</ShiftedChebyshev>
<ShiftedChebyshev Region="F2" StartFrequency="3.16" EndFrequency="8.95" PeakHeight="307.042" Num="5" zHalfNm="237.057" Error="3.431">
-142.185 -46.225 -6.439 0.142 1.543
</ShiftedChebyshev>
</ShiftedChebyshevList>
<ProfileValley Model="ULCAR" Width="11.147" Depth="0.133"/>
<TopsideChapman PeakHeight="307.042" PeakDensity="993827.56" PeakScaleHeight="54.662" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
