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  CMT Ready Seismograms
Added by Charlie Groves, last edited by Charlie Groves on May 10, 2006  (view change)
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Seismograms for eathquakes for which we might want to do CMTs

Events

Earthquakes that occur anywhere in the world and have a magnitude (of any type) of at least 5.5, starting now and continuing indefinitely into the future. Includes all such events that are listed in the near-real-time NEIC catalog.

Network

All IRIS GSN stations, plus Geoscope stations. Mainly the primary-sensor data (location code 00 or null), but secondary-sensor data (location code 10) for some specific stations. BH?, LH?, and VH? channels.

Waveform

Data for time windows around the event origin time that depend on the channel. For BH channels, data from the event origin time (t=0) to 30 minutes after (t=1800 s). For LH and VH channels, data from (t = -1800 s) to (t = 18,000 s). Raw seismograms packaged as miniSEED.

<?xml version="1.0" encoding="UTF-8"?>
<sod>
    <eventArm>
        <eventFinder>
            <name>IRIS_EventDC</name>
            <dns>edu/iris/dmc</dns>
            <originTimeRange>
                <startTime>
                    <earlier>
                        <timeInterval>
                            <unit>WEEK</unit>
                            <value>1</value>
                        </timeInterval>
                    </earlier>
                </startTime>
                <endTime>
                    <later>
                        <timeInterval>
                            <unit>GREGORIAN_YEAR</unit>
                            <value>1000</value>
                        </timeInterval>
                    </later>
                </endTime>
            </originTimeRange>
            <magnitudeRange>
                <min>5.5</min>
            </magnitudeRange>
        </eventFinder>
        <removeEventDuplicate/>
        <printlineEventProcess/>
    </eventArm>
    <networkArm>
        <networkFinder>
            <name>IRIS_NetworkDC</name>
            <dns>edu/iris/dmc</dns>
        </networkFinder>
        <networkOR>
            <networkCode>II</networkCode>
            <networkCode>IC</networkCode>
            <networkCode>IU</networkCode>
            <networkCode>G</networkCode>
        </networkOR>
        <siteOR>
            <siteCode/>
            <siteCode>00</siteCode>
            <siteAND>
                <stationOR>
                    <stationCode>ANMO</stationCode>
                </stationOR>
                <siteCode>10</siteCode>
            </siteAND>
        </siteOR>
        <channelAND>
            <channelOR>
                <bandCode>L</bandCode>
                <bandCode>B</bandCode>
                <bandCode>V</bandCode>
            </channelOR>
            <gainCode>H</gainCode>
        </channelAND>
    </networkArm>
    <waveformArm>
        <choiceRequest>
            <choice>
                <embeddedChannel>
                    <bandCode>B</bandCode>
                </embeddedChannel>
                <phaseRequest>
                    <model>prem</model>
                    <beginPhase>origin</beginPhase>
                    <beginOffset>
                        <unit>SECOND</unit>
                        <value>0</value>
                    </beginOffset>
                    <endPhase>origin</endPhase>
                    <endOffset>
                        <unit>SECOND</unit>
                        <value>1800</value>
                    </endOffset>
                </phaseRequest>
            </choice>
            <otherwise>
                <phaseRequest>
                    <beginPhase>origin</beginPhase>
                    <beginOffset>
                        <unit>SECOND</unit>
                        <value>-1800</value>
                    </beginOffset>
                    <endPhase>origin</endPhase>
                    <endOffset>
                        <unit>SECOND</unit>
                        <value>18000</value>
                    </endOffset>
                </phaseRequest>
            </otherwise>
        </choiceRequest>
        <fixedDataCenter>
            <name>IRIS_BudDataCenter</name>
            <dns>edu/iris/dmc</dns>
        </fixedDataCenter>
        <someCoverage/>
        <printlineSeismogramProcess/>
        <mseedWriter/>
    </waveformArm>
</sod>

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