Real Data

Running BayesWave on real LIGO and Virgo data

GW150914

Here we show how to run on GW150914 using data from Hanford and Livingston. This example uses BayesLine for PSD estimation, and will only run the signal model.

Config file

[input]
dataseed=1234
seglen=2.0
window=1.0
flow=32
srate=512
ifo-list=['H1','L1']

[engine]
; Paths to bayeswave executables at run time.  These should generally be
; prefixed with e.g., /home/jclark/opt/bayewave for personal
; installations or  /opt/bayeswave/bin for containerized applications
install=/cvmfs/oasis.opensciencegrid.org/ligo/sw/conda/envs/igwn-py39/
bayeswave=%(install)s/bin/BayesWave
bayeswave_post=%(install)s/bin/BayesWavePost
megaplot=%(install)s/bin/megaplot.py
megasky=%(install)s/bin/megasky.py

[datafind]
channel-list={'H1':'H1:DCS-CALIB_STRAIN_C02','L1':'L1:DCS-CALIB_STRAIN_C02'}
frtype-list={'H1':'H1_HOFT_C02','L1':'L1_HOFT_C02'}
url-type=file

[bayeswave_options]
; command line options for BayesWave.  See BayesWave --help
bayesLine=
updateGeocenterPSD=
waveletPrior=
Dmax=100
signalOnly=
Niter=10000
; Note! This is a very small Niter for testing purposes only
; To use multithreading, un-comment the lines below
; Nchain=20
; Nthreads=4



[bayeswave_post_options]
; command line options for BayesWavePost.  See BayesWavePost --help
; Note: 0noise required, must repeat some [bayeswave_options] like bayesLine, chirplets, fullOnly
0noise=
bayesLine=

[condor]
; see e.g., https://ldas-gridmon.ligo.caltech.edu/ldg_accounting/user
universe=vanilla
checkpoint=
bayeswave-request-memory=4000MB
bayeswave_post-request-memory=4000MB
bayeswave-request-disk=100MB
bayeswave_post-request-disk=100MB
datafind=/usr/bin/gw_data_find
ligolw_print=/usr/bin/ligolw_print
segfind=/usr/bin/ligolw_segment_query_dqsegdb
accounting-group = ligo.dev.o4.burst.paramest.bayeswave

Download .ini file

Call to bayeswave_pipe

This example will automatically submit the condor job

#!/bin/bash


######################################################################################################
# Make a job for GW150914
# Note: this uses weird settings for a quick run. Results may not be scientifically meaningful.
######################################################################################################

bayeswave_pipe GW150914.ini \
    --trigger-time 1126259462.420000076 \
    --workdir LDG-GW150914 \
    --condor-submit

Download bash script