DOI: 10.5281/zenodo.5196235
title: Stress Drop Catalog for "Spatio-temporal evolution of earthquake static stress drop values in the 2016-2017 Central Italy seismic sequence" - Kemna et al. 2021 JGR - Solid Earth

description: Catalog with stress drop estimates for "Spatio-temporal evolution of earthquake static stress drop values in the 2016-2017 Central Italy seismic sequence" Kemna et al., 2021, JGR: Solid-Earth, https://doi.org/10.1029/2021JB022566. Description of columns: <strong>Earthquake information</strong> ID - INGV Earthquake ID Latitude - Latitude in Degrees Longitude - Longitude in Degrees Depth - Depth in km Magnitude_INGV - Magnitude reported by INGV Origin_UTC - UTC Origin Time in ISO Format Catalog - Catalog source of specific event. See section 2.1 for details Profile_distance_norcia - Distance of earthquake from Norcia Mainshock location projected onto a NW-SE trending line Dayafter_20160101 - Day after start of catalog in float <strong>Single spectra fitting estimates</strong> mw_s_mean - Moment Magnitude averaged over station estimates mw_s_err - 95% error (from delete-one jackknife-mean) m0_s_mean - Seismic Moment in Nm averaged over station estimates m0_s_err - 95 % error(from delete-one jackknife-mean) fc_s_sssa_mean - Corner frequency estimate averaged over station estimates fc_s_sssa_err - 95 % error(from delete-one jackknife-mean) strdrop_s_sssa_mean - Stress drop estimate averaged over station estimates strdrop_s_sssa_err - 95 % error(from delete-one jackknife-mean) sample_size_s_sssa - Number of stations with an estimate azimuthal_gap_s_sssa - Maximum azimuthal gap alpha_vel - P-wave velocity in m/s at Hypocenter beta_vel - S-wave velocity in m/s at Hypocenter <strong>Cluster-event method estimates</strong> fc_s_cema_mean - Corner frequency estimated averaged over clusters fc_s_cema_err - 95 % error(from delete-one jackknife-mean) strdrop_s_cema_mean - Stress drop estimate using Magnitude estimate from single spectra fitting strdrop_s_cema_err - 95 % error <strong>Spectral Ratio fitting estimates</strong> fc1_s_rsta_mean - Target event corner frequency estimate using automatic source spectra fitting averaged over eGfs fc1_s_rsta_err - 95 % error(from delete-one jackknife-mean) strdrop_s_rsta_mean - Stress drop estimate using Magnitude estimate from single spectra fitting strdrop_s_rsta_err - 95 % error egf_number_rsta_s - Number of eGfs for each target event fc1_s_rrta_mean - Target event corner frequency estimate using semi-automatic spectral ratiofitting averaged over eGfs fc1_strdrop_s_rrta_mean - Stress drop estimate using Magnitude estimate from single spectra fitting fc2_s_rrea_mean - eGf event corner frequency estimate using semi-automatic spectral ratiofitting averaged over eGfs fc2_strdrop_s_rrea_mean - Stress drop estimate using Magnitude estimate from single spectra fitting <strong>Magnitude-normalized stress drop</strong> prio_strdrop_s - Which type of estimate is used magbin_s - Magnitude bin to which event is associated prio_strdrop_s_magbinmean - Stress drop mean for specific magnitude bin prio_strdrop_s_magbinstderr - 95 % error(from delete-one jackknife-mean) prio_strdrop_s_magnitude-normalized - Magnitude-normalized stress drop estimate