gfz (geofon; potsdam) winfried hanka, joachim saul, andres heinloo,... gempa (potsdam) bernd weber,...
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• GFZ (GEOFON; Potsdam) Winfried Hanka, Joachim Saul, Andres Heinloo, ...
• GEMPA (Potsdam) Bernd Weber, Jan Becker, ...
SeisComP3Software for seismological analysis in real-time
Software package for seismological data acquisition, qualitycontrol, archiving and automated/manual analysis in real-time
SeisComP3 originally developed within the GITEWS project
(NOT available for MS Windows)
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• Originally designed as acquisition and archiving software for GEOFON
• SeedLink as core protocol became a de-facto standard in Europe since 2001
• Since 2003 development of simple automatic analysis tools
• Since 2005 with global associator/locator, interactive analysis (SH, SeisComP2)
• ArcLink for distributed archives (waveforms and meta data)
• Mid of 2006 start of SeisComP 3 core (communication, database) - TWS
• SeisComP 3 GUI development starting in end of 2006
• Installation at BMG (Indonesia) in May 2007
SeisComP3Software for seismological analysis in real-time
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SeisComP3Software for seismological analysis in real-time• Software package for seismological data acquisition, quality control, archiving and automated/manual analysis in real time
• Inter-process communication between modules using TCP-based messaging to allow distributed processing; Communications managed by central mediator
• Uses/supports standards: SEED, SeedLink, QuakeML data model used for storage and communication
• GUI‘s for quick manual interaction/review, waveform visualization, event visualization and state-of-health monitoring
• Framework for seismological software development
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SeisComP3Features• Automatic P picker (STA/LTA; AR-AIC in progress)
• Automatic global phase associator/locator (LocSAT)
• Magnitudes implemented: ML, MJ, mb, mB, Mw(mB), Mwp, Mw(Mwp) Slower magnitudes have no high priority, but will be implemented (e.g. Ms)
• Manual interaction where necessary; relocator choice (LocSAT, NonLinLoc)
• Remote processing/review
• SeisComP 3 uses (broadband!) mB as default magnitude for large earthquakes
• Written in C++ with most functionality available as library functions
• Database support as module (MySQL, SQLite, PostgreSQL)
• Scripting interface for the Python language
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• Station inventory improved schema• Use of full instrument response (e.g. MT, strong motion data)• Abstract locator interface to allow use of not just LocSat• NonLinLoc fully integrated as relocator option (ETH funded)• Choice in scolv of locator and traveltime tables• scolv offline mode to work with mseed files• some new magnitudes incl. broaband Ms• automated moment tensor (Hamburg Univ.)• .....
SeisComP3Recent achievements
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Originally developed for teleseismic (tsunamigenic) earthquakes – flexibility for monitoring local earthquakes
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Upcoming Features
•Multiband picker•Different velocity models•QuakeLink (based on jabber protocol)•Support of MacOS•Other fast magnitudes available (Mwp) or planned (Mwpd, mBc, ...)•Oracle support planned
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Masterwith
DB-plugin
AP QCAT
MT ETAL
SC3 Server
Master:Central element of the messaging system, which is handling the meta data exchange between SC3 modules
• based on spread (open source messaging toolkit) • TCP/IP• writes objects to SQL DB (MySQL, POSTGRESQL)
QC-Tool:Determining waveform quality like • Timing quality• RMS • Offset • Gaps • …
AutoPick:Detection of seismic signals
AutoLoc:Automatic localization of earthquakes
AmpTool:Calculating amplitudes for • MLv• mb• mB• …
MagTool:Calculating magnitudes • MLv• mb• mB• …
EventTool:Associating origins to events (earthquake folder)Choosing best location and magnitude,
DB
WF
WaveformServer:Providing real time data by seedlink and archive data by arclink
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SeedLink – Real time data acquisition slarchive – Storing waveform data in SDS structure ArcLink – Retrieval of waveform data from archive scmaster – central modul of messaging system scqc – determination of Quality Parameters of WF scautopick – Automatic picking scautoloc – Automatic localization scamp – Amplitude determination scmag – Magnitude calculation scevent – Compilation of earthquake parameters
SeisComP3Processing Modules
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scrttv – Showing actual waveforms of the stations
scmv – showing the overall situation scesv – Summary of the Event scolv – Revision of processing results including
manual picking scqcv – Showing the Waveform quality
parameters
SeisComP3Graphical user interfaces
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scart – copying waveforms from archive to archive or file
scbulletin – writing event information into a bulletin file
scmm – Performance monitor (GUI) scdb – writing QuakeML files to DB scevtlog – Loggin of all event updates scevtls – providing event IDs within a timespan
SeisComP3Utilities
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Simplifiedautomatic processing
MagTool
EventToolAutoLoc
Pick1
Pick2
Pick3
Pick4
Pick5
Pick6
Pick7
P O Origin1
Event1
E
Origin1
Amplitude1
A
O
Amplitude2
Amplitude3
Amplitude4
Amplitude5
Amplitude6
Amplitude7
Magnitude1
Magnitude2
Magnitude3
Magnitude4
Magnitude5
Magnitude6
Magnitude7
M
AutoPick
TimeLocation
Magnitude
TimeLocation
Waiting until time windows of 30sfor mb amplitude calculations are filled.
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Station with actual ground
motion
Triggering station
(blinking)
Ground motionlegend
GUIs- scmv -
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EpicenterSize=Magnitude
Color=DepthS-Wave
Associated stations
P-wave
GUIs- scmv -
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Traceinformation
Pick
Time
GUIs- scrttv -
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PicksTrace sorted by
Distance
Origin arrived
GUIs- scrttv -
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GUIs- scesv -
Time information
Magnitude information
Location informationEpicenter
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ResidualsX=Distance
Y=Time
Arrival table
Epicenter plus Stations
Fix Depth
Merge manual and automatic
solutionOpen
ManualPickerCommit Origin
to system
Origin information
Relocate
GUIs- scolv -
Summary
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GUIs- scolv -
X=AzimuthY=Residual
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GUIs- scolv -
Polarplot
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GUIs- scolv -
Magnitudes
Magnitude residuals
Stationmagnitude table
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Zoom traceAll traces
Theoretical arrivals (blue)
Automatic picks (red)
Manual pick(green)
Align traces by phase or time
Choose component
(Z/N/E)
Picking mode (P/S)
Filter(defined)Relocate
Traceinformation
Time
GUIs- scolv -
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http://www.seiscomp3.org/wiki/license
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Future of SeisComP3
•GITEWS project, by which the development of SC3 was financed, ended in March 2010•Gempa is a spin-off from GFZ and is providing long term support for SC3•Business model is based on:
–Support & Maintainance–Training–Software development