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<SAORecord
FormatVersion="5.0"
StartTimeUTC="2026-01-28 -028 03:45:00.000"
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 8 0 0 0 0 0 0 0 55 0 0 0 0 0 0 0 0 1 0 "/>
<Comments>AR.5002.49: Problems inverting F-trace to N(h)-profile</Comments>
<StartTime Format="yyyy.MM.dd (DDD) HH:mm:ss" TimeZone="Coordinated Universal Time" >
2026.01.28 (028) 03:45:00</StartTime>
<SolarTerrestrialData>
<GyroFrequency Val="0.56" Model="IGRF 3.0" Altitude="300"/>
<DipAngle Val="-41.14" Model="IGRF 3.0" Altitude="300"/>
<DeclinationAngle Val="-15.94" Model="IGRF 3.0" Altitude="300"/>
<SunSpotNumber Val="88.98121" Status="predicted"/>
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<DigisondePreface Format="FF">
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</DigisondePreface>
</SystemInfo>
<CharacteristicList Num="21" >
<URSI ID="00" Val="7.950" Name="foF2" Units="MHz" QL="/" DL="/" />
<URSI ID="03" Val="2.683" Name="M(D)" QL="/" DL="/" />
<URSI ID="07" Val="21.333" Name="MUF(D)" Units="MHz" QL="/" DL="/" />
<URSI ID="42" Val="2.275" Name="fmin" Units="MHz" QL="/" DL="/" />
<URSI ID="30" Val="3.700" Name="foEs" Units="MHz" QL="/" DL="/" />
<URSI ID="80" Val="3.450" Name="fminF" Units="MHz" QL="/" DL="/" />
<URSI ID="51" Val="8.375" Name="fxI" Units="MHz" QL="/" DL="/" />
<URSI ID="16" Val="125.000" Name="h`F" Units="km" QL="/" DL="/" />
<URSI ID="04" Val="125.000" Name="h`F2" Units="km" QL="/" DL="/" />
<URSI ID="34" Val="113.750" Name="h`Es" 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="0.150" Name="FF" Units="MHz" QL="/" DL="/" />
<URSI ID="88" Val="7.725" Name="fMUF" Units="MHz" QL="/" DL="/" />
<URSI ID="89" Val="480.000" Name="h`(fMUF)" Units="km" QL="/" DL="/" />
<Modeled Name="foEp" Val="0.354" 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="/" />
<Modeled Name="foF2p" Val="4.846" Units="MHz" ModelName="URSI-88" ModelOptions="NoStorm" />
<Custom Name="fminEs" Val="2.275" Description="Minimum frequency of Es-layer" Units="MHz" />
<URSI ID="32" Val="3.450" Name="fbEs" Units="MHz" QL="/" DL="/" />
</CharacteristicList>
<TraceList Num="2">
<Trace Type="standard" Layer="F2" Polarization="O" Num="181">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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</Trace>
<Trace Type="standard" Layer="Es" Polarization="O" Num="58">
<FrequencyList Type="float" Units="MHz" Description="Nominal Frequency" >
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<RangeList Type="float" Units="km" Description="Group Range" >
115.000 115.000 107.500 106.250 105.000 112.500 105.000 105.000 105.000 103.750 102.500 102.500 102.500 102.500 103.750 105.000 106.250 107.500 107.500 107.500 107.500 110.000 112.500 112.500 112.500 113.125 113.750 114.375 115.000 113.750 112.500 111.250 110.000 110.000 110.000 110.000 110.000 110.000 111.250 112.500 113.750 115.000 116.250 117.500 117.500 117.500 117.500 117.500 118.333 119.167 120.000 121.667 123.333 125.000 121.250 117.500 118.750 120.000
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<TraceValueList Name="Amplitude" Type="integer" Units="dB" NoValue="0" Description="Relative Amplitude" >
57 57 0 0 66 0 69 0 75 0 72 0 0 69 75 69 0 75 60 57 60 57 60 0 69 0 0 0 63 0 0 0 81 0 0 0 93 0 81 81 0 75 0 0 0 0 0 84 0 0 0 0 0 0 0 0 0 0
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