<?xml version="1.0"?>
<SAORecordList>
<SAORecord
FormatVersion="5.0"
StartTimeUTC="2020-04-20 -111 18:40:00.000"
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) 18:40:00</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">
FF202011104201840009039031101000005015000000001107501000080502560000000040000
</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="32" >
<URSI ID="00" Val="8.800" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="2.856" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="25.135" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="1.200" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="30" Val="3.800" Name="foEs" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="3.450" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="81" Val="1.200" Name="fminE" Units="MHz" QL="/" DL="/" />
<URSI ID="20" Val="2.910" Name="foE" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="9.200" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="250.000" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="250.000" Name="h`F2" Units="km" QL="/" DL="/" />
<URSI ID="24" Val="98.272" Name="h`E" Units="km" QL="/" DL="/" />
<URSI ID="34" Val="105.000" Name="h`Es" Units="km" QL="/" DL="/" />
<URSI ID="90" Val="108.767" Name="hmE" Units="km" QL="/" DL="/" />
<URSI ID="83" Val="18.364" Name="yE" Units="km" QL="/" DL="/" />
<URSI ID="86" Val="0.100" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="8.450" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="425.000" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Custom Name="dlt foF2" Val="0.000" Description="Adjustment to the scaled foF2 during profile inversion" Units="MHz" />
<Modeled Name="foEp" Val="2.864" Units="MHz" ModelName="CCIR-79" />
<URSI ID="61" Val="3.450" Name="f(h`F)" Units="MHz" QL="/" DL="/" />
<URSI ID="60" Val="3.450" Name="f(h`F2)" Units="MHz" QL="/" DL="/" />
<URSI ID="92" Val="324.487" Name="hmF2" Units="km" QL="/" DL="/" />
<URSI ID="93" Val="250.701" Name="zhalfNm" Units="km" QL="/" DL="/" />
<Modeled Name="foF2p" Val="9.877" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<Custom Name="fminEs" Val="2.950" Description="Minimum frequency of Es-layer" Units="MHz" />
<URSI ID="94" Val="97.192" Name="yF2" Units="km" QL="/" DL="/" />
<URSI ID="71" Val="24.880" Name="TEC" Units="TECU" QL="/" DL="/" />
<URSI ID="09" Val="58.174" Name="scale F2" Units="km" QL="/" DL="/" />
<URSI ID="D0" Val="122.850" Name="B0" Units="km" QL="/" DL="/" />
<URSI ID="D1" Val="1.510" Name="B1" QL="/" DL="/" />
<URSI ID="32" Val="3.450" Name="fbEs" Units="MHz" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="3">
<Trace Type="standard" Layer="F2" Polarization="O" Num="108">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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 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
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
250.000 255.000 255.000 255.000 255.000 260.000 260.000 262.500 265.000 275.000 275.000 275.000 275.000 280.000 285.000 285.000 290.000 290.000 295.000 295.000 295.000 297.500 300.000 305.000 305.000 310.000 310.000 310.000 315.000 315.000 315.000 320.000 325.000 325.000 325.000 325.000 330.000 332.500 335.000 335.000 340.000 340.000 340.000 345.000 345.000 345.000 350.000 350.000 350.000 350.000 355.000 355.000 355.000 355.000 355.000 356.667 358.333 360.000 360.000 365.000 365.000 365.000 370.000 370.000 370.000 370.000 370.000 370.000 370.000 370.000 370.000 371.250 372.500 373.750 375.000 375.000 375.000 375.000 375.000 380.000 380.000 380.000 380.000 385.000 385.000 390.000 390.000 395.000 395.000 395.000 395.000 400.000 400.000 405.000 405.000 410.000 410.000 415.000 420.000 425.000 425.000 430.000 435.000 442.662 454.041 472.707 508.957 609.759
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
81 75 0 75 81 78 72 0 69 57 69 81 72 78 66 75 72 69 75 0 72 0 69 69 69 75 75 69 75 66 48 66 69 72 72 66 78 0 78 81 78 81 81 78 78 78 75 75 78 72 75 75 75 69 60 0 0 63 60 69 69 66 72 75 72 72 75 75 69 63 54 0 0 0 51 57 63 63 51 72 75 75 72 84 84 81 84 69 78 87 90 87 90 87 90 87 90 87 81 78 84 81 81 81 81 81 54 48
</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 -1.171875 -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 1.171875 -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 -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="35">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
1.2 1.25 1.3 1.35 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
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
98.272 98.569 98.881 99.209 99.554 99.916 100.296 100.695 101.113 101.552 102.012 102.495 103.002 103.534 104.093 104.680 105.299 105.951 106.638 107.364 108.133 108.949 109.816 110.742 111.732 112.797 113.948 115.199 116.569 118.083 119.778 121.705 123.943 126.625 129.995
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
0 0 0 0 0 0 0 0 0 0 0 0 0 0 60 63 54 0 66 0 57 0 54 0 60 0 0 57 54 63 54 69 63 66 57
</TraceValueList>
<TraceValueList Name="DopplerShift" Type="float" Units="Hz" NoValue="99.0" Description="Doppler Frequency Shift" >
0.390625 -1.953125 -1.953125 -0.390625 0.390625 0.390625 0.390625 0.390625 -1.953125 2.734375 1.953125 -0.390625 -0.390625 -0.390625 0.390625 -0.390625 0.390625 1.171875 -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
</TraceValueList>
</Trace>
<Trace Type="standard" Layer="Es" Polarization="O" Num="18">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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
</FrequencyList>
<RangeList Type="float" Units="km" Description="Group Range" >
115.000 115.000 105.000 115.000 115.000 115.000 115.000 115.000 115.000 115.000 115.000 115.000 115.000 115.000 120.000 115.000 110.000 110.000
</RangeList>
<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
72 75 63 81 81 84 84 84 84 84 0 0 0 66 0 0 54 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
</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 95.0 100.0 105.0 108.767 110.0 113.002 115.0 117.238 120.0 121.473 125.0 130.0 135.0 140.0 145.0 150.0 155.0 160.0 165.0 170.0 175.0 180.0 185.0 190.0 195.0 200.0 205.0 210.0 215.0 220.0 225.0 230.0 235.0 240.0 245.0 250.0 255.0 260.0 265.0 270.0 275.0 280.0 285.0 290.0 295.0 300.0 305.0 310.0 315.0 320.0 324.487 325.0 330.0 335.0 340.0 345.0 350.0 355.0 360.0 365.0 370.0 375.0 380.0 385.0 390.0 395.0 400.0 405.0 410.0 415.0 420.0 425.0 430.0 435.0 440.0 445.0 450.0 455.0 460.0 465.0 470.0 475.0 480.0 485.0 490.0 495.0 500.0 505.0 510.0 515.0 520.0 525.0 530.0 535.0 540.0 545.0 550.0 555.0 560.0 565.0 570.0 575.0 580.0 585.0 590.0 595.0 600.0 605.0 610.0 615.0 620.0 625.0 630.0 635.0 640.0 645.0 650.0 655.0 660.0 665.0 670.0 675.0 680.0 685.0 690.0 695.0 700.0 705.0 710.0 715.0 720.0 725.0 730.0 735.0 740.0 745.0 750.0 755.0 760.0 765.0 770.0 775.0 780.0 785.0 790.0 795.0 800.0 805.0 810.0 815.0 820.0 825.0 830.0 835.0 840.0 845.0 850.0 855.0 860.0 865.0 870.0 875.0 880.0 885.0 890.0 895.0 900.0 905.0 910.0 915.0 920.0 925.0 930.0 935.0 940.0 945.0 950.0 955.0 960.0 965.0 970.0 975.0 980.0 985.0 990.0 995.0 1000.0
</AltitudeList>
<ProfileValueList Name="PlasmaFrequency" Type="float" Units="MHz" Description="Plasma frequency" >
0.2 1.957 2.555 2.847 2.91 2.899 2.782 2.782 2.782 2.865 2.91 2.969 3.055 3.146 3.24 3.338 3.44 3.544 3.652 3.762 3.874 3.99 4.108 4.228 4.352 4.479 4.609 4.742 4.88 5.022 5.169 5.322 5.481 5.646 5.82 6.002 6.195 6.398 6.612 6.838 7.076 7.321 7.57 7.814 8.043 8.247 8.422 8.563 8.67 8.745 8.788 8.8 8.8 8.792 8.773 8.742 8.701 8.65 8.59 8.521 8.445 8.361 8.271 8.176 8.074 7.968 7.858 7.744 7.627 7.507 7.385 7.261 7.135 7.008 6.88 6.751 6.622 6.493 6.364 6.235 6.107 5.98 5.853 5.728 5.603 5.48 5.359 5.239 5.12 5.003 4.888 4.775 4.663 4.553 4.445 4.339 4.235 4.133 4.033 3.935 3.838 3.744 3.652 3.561 3.473 3.386 3.301 3.218 3.137 3.058 2.981 2.905 2.831 2.759 2.688 2.62 2.552 2.487 2.423 2.36 2.299 2.24 2.182 2.126 2.07 2.017 1.964 1.913 1.863 1.815 1.767 1.721 1.676 1.632 1.59 1.548 1.507 1.468 1.429 1.392 1.355 1.32 1.285 1.251 1.218 1.186 1.155 1.125 1.095 1.066 1.038 1.011 0.984 0.958 0.933 0.908 0.884 0.861 0.838 0.816 0.794 0.773 0.753 0.733 0.714 0.695 0.676 0.658 0.641 0.624 0.608 0.592 0.576 0.561 0.546 0.531 0.517 0.504 0.49 0.477 0.465 0.452 0.44 0.429 0.417 0.406 0.396 0.385

</ProfileValueList>
</Tabulated>
<ShiftedChebyshevList Num="2" >
<ShiftedChebyshev Region="E" StartFrequency="0.2" EndFrequency="2.91" PeakHeight="108.767" Num="3" Error="4.345">
-27.655 11.56 -2.672
</ShiftedChebyshev>
<ShiftedChebyshev Region="F2" StartFrequency="2.91" EndFrequency="8.8" PeakHeight="324.487" Num="5" zHalfNm="250.701" Error="2.555">
-157.075 -43.537 -5.882 5.252 -1.772
</ShiftedChebyshev>
</ShiftedChebyshevList>
<ProfileValley Model="ULCAR" Width="12.706" Depth="0.128"/>
<TopsideChapman PeakHeight="324.487" PeakDensity="960794.06" PeakScaleHeight="58.174" />
</Profile>
</ProfileList>
</SAORecord>
</SAORecordList>
