<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2020-04-20 -111 18:50:00.000"
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 1 0 0 0 0 0 11 0 0 0 0 0 0 0 0 0 0 "/>
<Comments>AR.5002.44 Confidence: 100%</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) 18:50:00</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">
FF202011104201850009039031101000005015000000001107501000080502560000000040000
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="36" >
<URSI ID="00" Val="8.725" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="10" Val="3.923" Name="foF1" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="2.875" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="25.015" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="1.800" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="30" Val="4.700" Name="foEs" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="3.350" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="81" Val="1.800" Name="fminE" Units="MHz" QL="/" DL="/" />
<URSI ID="20" Val="2.960" Name="foE" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="9.100" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="250.000" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="285.000" Name="h`F2" Units="km" QL="/" DL="/" />
<URSI ID="24" Val="103.318" Name="h`E" Units="km" QL="/" DL="/" />
<URSI ID="34" Val="100.000" Name="h`Es" Units="km" QL="/" DL="/" />
<URSI ID="90" Val="111.196" Name="hmE" Units="km" QL="/" DL="/" />
<URSI ID="83" Val="20.731" Name="yE" Units="km" QL="/" DL="/" />
<URSI ID="86" Val="0.100" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="8.350" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="420.000" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Custom Name="dlt foF2" Val="0.025" Description="Adjustment to the scaled foF2 during profile inversion" Units="MHz" />
<Modeled Name="foEp" Val="2.799" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="3.350" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="4.100" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="317.459" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="91" Val="177.550" Name="hmF1" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="248.361" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="9.784" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<Custom Name="fminEs" Val="3.000" Description="Minimum frequency of Es-layer" Units="MHz" />
<URSI ID="94" Val="80.454" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="95" Val="40.190" Name="yF1" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="22.006" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="51.768" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="124.950" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="1.100" Name="B1" QL="/" DL="/" />
<URSI ID="D2" Val="0.300" Name="D1" QL="/" DL="/" />
<URSI ID="32" Val="3.350" Name="fbEs" Units="MHz" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="4">
<Trace Type="standard" Layer="F2" Polarization="O" Num="96">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
290.000 292.500 295.000 285.000 290.000 290.000 295.000 295.000 295.000 300.000 300.000 300.000 300.000 300.000 305.000 305.000 310.000 310.000 310.000 310.000 315.000 315.000 315.000 315.000 317.500 320.000 320.000 325.000 330.000 330.000 330.000 330.000 335.000 335.000 340.000 340.000 340.000 340.000 345.000 345.000 347.500 350.000 355.000 355.000 360.000 360.000 360.556 361.111 361.667 362.222 362.778 363.333 363.889 364.444 365.000 370.000 370.000 370.000 375.000 375.000 375.000 375.000 375.000 380.000 380.000 380.000 380.000 380.000 380.000 380.000 380.000 385.000 385.000 385.000 385.000 390.000 390.000 395.000 395.000 400.000 400.000 400.000 405.000 405.000 410.000 415.000 415.000 420.000 420.000 425.000 430.000 435.000 445.000 452.574 465.000 489.142
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
66 48 54 60 72 75 75 69 72 75 72 69 66 57 75 72 75 0 75 78 78 75 60 60 0 66 66 75 69 66 69 75 69 72 66 75 78 78 78 78 63 72 66 69 0 60 0 60 0 0 0 0 0 0 57 72 75 72 75 72 72 69 63 60 63 69 72 75 75 72 66 75 0 0 63 75 75 75 78 69 66 72 75 75 72 63 69 66 57 57 57 54 69 72 75 63
</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 -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
</TraceValueList>
</Trace>
<Trace Type="standard" Layer="F1" Polarization="O" Num="12">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
3.35 3.4 3.45 3.5 3.55 3.6 3.65 3.7 3.75 3.8 3.85 3.9
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
250.000 255.000 255.000 255.000 260.000 265.000 270.000 275.000 280.000 280.000 280.000 280.000
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
78 75 84 84 81 84 84 81 72 60 78 78
</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
</TraceValueList>
</Trace>
<Trace Type="standard" Layer="E" Polarization="O" Num="24">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
103.318 103.875 104.462 105.079 105.730 106.416 107.142 107.911 108.727 109.594 110.520 111.512 112.578 113.730 114.982 116.355 117.872 119.570 121.500 123.742 126.428 129.804 134.416 141.995
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
60 0 57 66 72 66 66 66 60 60 63 0 0 0 0 0 0 66 0 0 0 57 0 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 -1.171875 -0.390625 -1.953125 -1.953125 -0.390625 0.390625 0.390625 -0.390625 0.390625 -2.734375 0.390625 -0.390625 -0.390625
</TraceValueList>
</Trace>
<Trace Type="standard" Layer="Es" Polarization="O" Num="35">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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 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
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
115.000 115.000 115.000 115.000 115.000 115.000 115.000 115.000 112.500 110.000 110.000 110.000 110.000 107.500 105.000 102.500 100.000 105.000 105.000 105.000 105.000 105.000 105.500 106.000 106.500 107.000 107.500 108.000 108.500 109.000 109.500 110.000 110.000 110.000 110.000
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
78 84 78 75 72 78 81 72 0 0 0 66 60 0 60 0 48 57 0 54 51 60 0 51 0 48 0 0 0 0 0 51 0 0 0
</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 -2.734375 2.734375 -0.390625 1.171875 0.390625 0.390625 0.390625 0.390625
</TraceValueList>
</Trace>
</TraceList>
<ProfileList Num="1">
<Profile  Algorithm="NH" AlgorithmVersion="4.33" Type="vertical" >
<Tabulated Num="189">
<AltitudeList Type="float" Units="km" Description="Altitude above station level" >
90.0 95.0 100.0 105.0 110.0 111.196 115.0 115.727 120.0 120.258 124.789 125.0 130.0 135.0 140.0 145.0 150.0 155.0 160.0 165.0 170.0 175.0 177.55 180.0 185.0 190.0 195.0 200.0 205.0 210.0 215.0 220.0 225.0 230.0 235.0 240.0 245.0 250.0 255.0 260.0 265.0 270.0 275.0 280.0 285.0 290.0 295.0 300.0 305.0 310.0 315.0 317.459 320.0 325.0 330.0 335.0 340.0 345.0 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 400.0 405.0 410.0 415.0 420.0 425.0 430.0 435.0 440.0 445.0 450.0 455.0 460.0 465.0 470.0 475.0 480.0 485.0 490.0 495.0 500.0 505.0 510.0 515.0 520.0 525.0 530.0 535.0 540.0 545.0 550.0 555.0 560.0 565.0 570.0 575.0 580.0 585.0 590.0 595.0 600.0 605.0 610.0 615.0 620.0 625.0 630.0 635.0 640.0 645.0 650.0 655.0 660.0 665.0 670.0 675.0 680.0 685.0 690.0 695.0 700.0 705.0 710.0 715.0 720.0 725.0 730.0 735.0 740.0 745.0 750.0 755.0 760.0 765.0 770.0 775.0 780.0 785.0 790.0 795.0 800.0 805.0 810.0 815.0 820.0 825.0 830.0 835.0 840.0 845.0 850.0 855.0 860.0 865.0 870.0 875.0 880.0 885.0 890.0 895.0 900.0 905.0 910.0 915.0 920.0 925.0 930.0 935.0 940.0 945.0 950.0 955.0 960.0 965.0 970.0 975.0 980.0 985.0 990.0 995.0 1000.0
</AltitudeList>
<ProfileValueList Name="PlasmaFrequency" Type="float" Units="MHz" Description="Plasma frequency" >
0.2 1.889 2.492 2.822 2.955 2.96 2.866 2.826 2.826 2.826 2.96 2.965 3.06 3.145 3.228 3.312 3.398 3.486 3.575 3.666 3.76 3.864 3.923 3.981 4.104 4.235 4.374 4.519 4.671 4.827 4.988 5.154 5.324 5.497 5.674 5.856 6.042 6.233 6.428 6.63 6.837 7.05 7.27 7.494 7.72 7.946 8.164 8.363 8.531 8.653 8.717 8.725 8.723 8.707 8.678 8.634 8.578 8.511 8.433 8.346 8.25 8.146 8.036 7.919 7.796 7.67 7.539 7.404 7.267 7.128 6.986 6.844 6.701 6.557 6.413 6.269 6.126 5.984 5.843 5.702 5.564 5.427 5.291 5.158 5.027 4.897 4.77 4.645 4.523 4.402 4.284 4.169 4.056 3.945 3.837 3.732 3.628 3.527 3.429 3.333 3.239 3.148 3.059 2.972 2.887 2.805 2.725 2.647 2.571 2.497 2.425 2.354 2.286 2.22 2.156 2.093 2.032 1.973 1.915 1.859 1.805 1.752 1.701 1.651 1.602 1.555 1.509 1.465 1.422 1.38 1.339 1.3 1.262 1.224 1.188 1.153 1.119 1.086 1.054 1.023 0.992 0.963 0.935 0.907 0.88 0.854 0.829 0.804 0.78 0.757 0.735 0.713 0.692 0.671 0.651 0.632 0.613 0.595 0.577 0.56 0.544 0.527 0.512 0.497 0.482 0.468 0.454 0.44 0.427 0.414 0.402 0.39 0.379 0.367 0.356 0.346 0.336 0.326 0.316 0.306 0.297 0.289 0.28 0.272 0.264 0.256 0.248 0.241 0.234

</ProfileValueList>
</Tabulated>
<ShiftedChebyshevList Num="3" >
<ShiftedChebyshev Region="E" StartFrequency="0.2" EndFrequency="2.96" PeakHeight="111.196" Num="3" Error="3.368">
-31.264 13.115 -3.047
</ShiftedChebyshev>
<ShiftedChebyshev Region="F1" StartFrequency="2.96" EndFrequency="3.923" PeakHeight="177.55" Num="5" Error="0.0">
-34.076 -22.729 4.56 -0.953 0.437
</ShiftedChebyshev>
<ShiftedChebyshev Region="F2" StartFrequency="3.923" EndFrequency="8.725" PeakHeight="317.459" Num="5" zHalfNm="248.361" Error="2.418">
-107.411 -34.055 1.758 0.384 -0.585
</ShiftedChebyshev>
</ShiftedChebyshevList>
<ProfileValley Model="ULCAR" Width="13.593" Depth="0.134"/>
<TopsideChapman PeakHeight="317.459" PeakDensity="944486.7" PeakScaleHeight="51.768" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
