esm_event_id: the unique identifier of the event
event_time: UTC date time of the event (format YYYY-MM-DD hh:mm:ss)
ev_nation_code: ISO code of the country where the epicenter of the event is located
ev_latitude: latitude (decimal degrees, WGS84) of the epicenter of the event
ev_longitude: longitude (decimal degrees, WGS84) of the epicenter of the event
ev_depth_km: depth of the hypocenter of the event [km]
ev_hyp_ref: reference for ev_latitude, ev_longitude and ev_depth_km
mw: moment magnitude
mw_ref: reference for mw 
event_source_name: unique identifier for the source
source_segment_id: unique identifier for the source segment associated with the 'event_source_name'
es_strike: fault strike (degrees from North)
es_dip: fault dip [deg]
es_rake: fault rake [deg]
fm_rake: style of faulting derived from es_rake (NF = normal fault, TF = reverse fault, SS = strike-slip fault, O = oblique fault, U = undefined)
es_strike_dip_rake_ref: reference for es_strike, es_dip and es_rake
es_length: fault length [km]
es_width: fault width [km]
es_geometry_ref: reference for es_length and es_width
z_top: depth of the fault top [km]
es_z_top_ref: reference for es_z_top
es_latul: latitude (decimal degrees) of the reference point of the fault plane
es_lonul: longitude (decimal degrees) of the reference point of the fault plane
es_nucleation_latitude: latitude (decimal degrees) of the starting point of the rupture on the fault plane (nucleation point)
es_nucleation_longitude: longitude (decimal degrees) of the starting point of the rupture on the fault plane (nucleation point)
es_nucleation_coord_ref: reference for es_nucleation_latitude and es_nucleation_longitude
es_nucleation_depth: depth [km] of the of the starting point of the rupture on the fault plane (nucleation point)
es_nucleation_depth_ref: reference for es_nucleation_depth
network_code: the code associated to the recording network according to the International Federation of Seismograph Network (http://www.fdsn.org)
station_code: 3 to 5 characters associated to the station
location_code: 2 characters that identifies the sensor location (see http://www.fdsn.org/seed_manual/SEEDManual_V2.4.pdf, pag 37)
channel_code: 2 characters, the first letter specifies the general sampling rate and the response band of the instrument the second letter specifies the family to which the sensor belongs (http://www.fdsn.org/seed_manual/SEEDManual_V2.4.pdf)
st_nation_code: ISO code of the country where the station is located
st_latitude: latitude (decimal degrees, WGS84) of the station
st_longitude: longitude (decimal degrees, WGS84) of the station
st_elevation: elevation of the station above sea level [m.a.s.l.] 
preferred_estimation_method_Vs30_EC8_ preferred method to estimate EC8 code category and/or VS,30 value (v_profile/geology/topography)
preferred_ec8_code: preferred EC8 site category
preferred_vs30_m_s: preferred VS,30 value [m/s]
vs30_m_s: average shear wave velocity in the first 30 m VS,30 (CEN, 2003) derived from in-situ measurements [m/s]
ec8_code: EC8 site category assigned according to vs30_m_s
vs30_meas_type: the geophysical surveys carried out to estimate the shear-wave velocity profile
vs30_ref_programme: reference of the framework programme for the vs30_m_s
vs30_ref_auth: author of the shear-wave velocity profile [m/s]
ec8_code_from_geology: EC8 site category estimate from surface geology
ec8_ref_programme: reference of the framework programme for the ec8_code_from_geology
ec8_ref_auth: author of the ec8_code_from_geology
vs30_m_s_wa: VS,30 inferred from topography, according to Wald and Allen (2007) correlation (m/s)
ec8_code_from_topography: Ec8 site category assigned according to vs30_m_s_WA 
slope_deg: slope angle [deg]
vs30_wa_ref: reference of vs30_m_s_WA
epi_dist: epicentral distance [km]
epi_az: event-to-station azimuth [deg]
hyp_dist: hypocentral distanze [km]
jb_dist: Joyner-Boore distance [km]
source_segment_id_jb_dist: unique identifier of the source segment used to compute the Joyner-Boore distance
rup_dist: distance from the rupture plane [km]
source_segment_id_rup_dist: unique identifier of the source segment used to compute the distance from the rupture plane
rx_dist: hanging wall distance [km]
source_segment_id_rx_dist: unique identifier of the source segment used to compute the hanging wall distance
ry0_dist: footwall distance [km]
source_segment_id_ry0_dist: unique identifier of the source segment used to compute the footwall distance
instrument_type_code: A = analog instrument, D = digital instrument, u = unknown type of instrument
late_triggered_event_01: flag for late triggered waveforms (triggered by S waves arrivals) 
u_channel_code: channel code of the 1st component according to the SEED convention http://www.fdsn.org/seed_manual/SEEDManual_v2.4.pdf, pag. 134)
u_azimuth_deg: azimuth of the u component from the North [deg]
v_channel_code: channel code of the 2nd component according to the SEED convention http://www.fdsn.org/seed_manual/SEEDManual_v2.4.pdf, pag. 134)
v_azimuth_deg: azimuth of the v component from the North [deg]
w_channel_code: : channel code of the 3rd component according to the SEED convention http://www.fdsn.org/seed_manual/SEEDManual_v2.4.pdf, pag. 134)
w_azimuth_deg: azimuth of the w component from the North [deg]
processing_type: preferred processing type for the waveform (manual-Paolucci et al 2011/automatic-Paolucci et al 2011/manual-Schiappapietra et al 2021)
u_hp: high pass filter frequency of the u component [Hz]
v_hp: high pass filter frequency of the v component [Hz]
w_hp: high pass filter frequency of the w component [Hz]
u_lp: low pass filter frequency of the u component [Hz]
v_lp: low pass filter frequency of the v component [Hz]
w_lp: low pass filter frequency of the w component [Hz] 
u_pga: peak ground acceleration [cm/s2] of the u component
v_pga: pga [cm/s2] of the v component
w_pga: pga [cm/s2] of the w component
fp_pga: pga [cm/s2] of the fault-parallel component
fn_pga: pga [cm/s2] of the fault-normal component
rotD50_pga: median value of the distribution of the pga [cm/s2] of the rotated waveforms
rotD100_pga: maximum value of the distribution of the pga [cm/s2] of the rotated waveforms
u_pgv: peak ground velocity [cm/s] of the u component
v_pgv: pgv [cm/s] of the v component
w_pgv: pgv [cm/s] of the w component
fp_pgv: pgv [cm/s] of the fault-parallel component
fn_pgv: pgv [cm/s] of the fault-normal component
rotD50_pgv: median value of the distribution of the pgv [cm/s] of the rotated waveforms
rotD100_pgv: maximum value of the distribution of the pgv [cm/s] of the rotated waveforms
u_pgd: peak ground displacement [cm] of the u component
v_pgd: pgd [cm] of the v component
w_pgd: pgd [cm] of the w component 
fp_pgd: pgd [cm] of the fault-parallel component
fn_pgd: pgd [cm] of the fault-normal component
rotD50_pgd: median value of the distribution of the pgd [cm] of the rotated waveforms
rotD100_pgd: maximum value of the distribution of the pgd [cm] of the rotated waveforms
u_pd: permanent displacement [cm] of the u component
v_pd: permanent displacement [cm] of the v component
w_pd: permanent displacement [cm] of the w component
u_t90: duration [s] of the time interval between the points of 5% and 95% of the total energy of the u component [Hz]
v_t90: T90 [s] of the v component
w_t90: T90 [s] of the w component
fp_t90: T90 [s] of the fault-parallel component
fn_t90: T90 [s] of the fault-normal component
rotD50_T90: median value of the distribution of the T90 [s] of the rotated waveforms
rotD100_T90: maximum value of the distribution of the T90 [s] of the rotated waveforms
u_housner: Housner intensity [cm] of the u component
v_housner: Housner intensity [cm] of the v component
w_housner: Housner intensity [cm] of the w component
fp_housner: Housner intensity [cm] of the fault-parallel component
fn_housner: Housner intensity [cm] of the fault-normal component
rotD50_housner: median value of the distribution of the housner [cm] of the rotated waveforms
rotD100_housner: maximum value of the distribution of the housner [cm] of the rotated waveforms
u_cav: cumulative absolute velocity [cm/s] of the u component
v_cav: cav [cm/s] of the v component
w_cav: cav [cm/s] of the w component 
fp_cav: cav [cm/s] of the fault-parallel component
fn_cav: cav [cm/s] of the fault-normal component
rotd50_cav: median value of the distribution of the cav [cm] of the rotated waveforms
rotd100_cav: maximum value of the distribution of the cav [cm] of the rotated waveforms
u_ia: Arias intensity [cm/s] of the u component
v_ia: Ai [cm/s] of the v component
w_ia: Ai [cm/s] of the w component
fp_ai: Ai [cm/s] of the fault-parallel component
fn_ai: Ai [cm/s] of the fault-normal component
rotd50_ia: median value of the distribution of the Ai [cm/s] of the rotated waveforms
rotd100_ia: maximum value of the distribution of the Ai [cm/s] of the rotated waveforms 
pulse: flag for pulse-like behaviour, identified according to Mascandola and Sgobba (2025) [0:non-pulse like behaviour; 1:pulse like behaviour]
pulse_az: orientation [degrees] of pulse on the rotated horizontal components
pgv_az: orientation [degrees] of PGV on the rotated horizontal components;
pulse_persist: flag for spatial persistency of pulse, identified according to Mascandola and Sgobba (2025) [0:spatially non-persistent; 1:spatially persistent]
pulse_inpgv: flag for the occurrence of pulse in or out PGV region (Ertuncay and Costa, 2019) [0:outside pgv region; 1:inside pgv region]
pulse_PI: pulse Indicator (PI) according to Baker et al. (2007)
pulse_wt: flag for wavelet type [0:Ricker wavelet; 1:Morlet wavelet (order 3)]
pulse_mp: flag for double pulses, identified according to Mascandola and Sgobba (2025) [0:single pulse; 1:double pulse]
pulse_qhw: flag for occurrence of Quasi-Harmonic-Waveforms, identified according to Mascandola and Sgobba (2025) [0:no Quasi-Harmonic Waveforms; 1:Quasi-Harmonic Waveform on first pulse; 2:Quasi-Harmonic Waveform on second pulse]
pulse_tp1: period [s] of first pulse
pulse_ap1: amplitude [cm/s] of first pulse
pulse_ph1: phase shift [degrees] of first pulse
pulse_t1: time [s] of first pulse
pulse_tp2: period [s] of second pulse
pulse_ap2: amplitude [cm/s] of second pulse
pulse_ph2: phase shift [degrees] of second pulse
pulse_t2: time [s] of second pulse
pulse_vert: flag for pulse non the vertical component [0:non-pulse like behaviour; 1:pulse like behaviour]
pulse_inpgv_vert: flag for the occurrence of pulse in or out PGV region (Ertuncay and Costa, 2019) for the vertical component [0:outside pgv region; 1:inside pgv region]
pulse_wt_vert: flag for wavelet type on the vertical component [0:Ricker wavelet; 1:Morlet wavelet (order 3)]
pulse_mp_vert: flag for double pulses, identified according to Mascandola and Sgobba (2025) for the vertical component [0:single pulse; 1:double pulse]
pulse_qhw_vert: flag for occurrence of Quasi-Harmonic-Waveforms, identified according to Mascandola and Sgobba (2025) for the vertical component
pulse_tp1_vert: period [s] of first pulse of the vertical component
pulse_ap1_vert: amplitude [cm/s] of first pulse of the vertical component
pulse_ph1_vert: phase shift [degrees] of first pulse of the vertical component
pulse_t1_vert: time [s] of first pulse of the vertical component
pulse_tp2_vert: period [s] of second pulse of the vertical component
pulse_ap2_vert: amplitude [cm/s] of second pulse of the vertical component
pulse_ph2_vert: phase shift [degrees] of second pulse of the vertical component
pulse_t2_vert: time [s] of second pulse of the vertical component
u_t0_010: spectral ordinates (SA in cm/s2 or FAS in cm/s) for 'y_yyy' period or frequency of the u component
u_t0_025: 
u_t0_040: 
u_t0_050: 
u_t0_070: 
u_t0_100: 
u_t0_150: 
u_t0_200: 
u_t0_250: 
u_t0_300: 
u_t0_350: 
u_t0_400: 
u_t0_450: 
u_t0_500: 
u_t0_600: 
u_t0_700: 
u_t0_750: 
u_t0_800: 
u_t0_900: 
u_t1_000: 
u_t1_200: 
u_t1_400: 
u_t1_600: 
u_t1_800: 
u_t2_000: 
u_t2_500: 
u_t3_000: 
u_t3_500: 
u_t4_000: 
u_t4_500: 
u_t5_000: 
u_t6_000: 
u_t7_000: 
u_t8_000: 
u_t9_000: 
u_t10_000: 
v_t0_010: spectral ordinates (SA in cm/s2 or FAS in cm/s) for 'y_yyy' period or frequency of the v component
v_t0_025: 
v_t0_040: 
v_t0_050: 
v_t0_070: 
v_t0_100: 
v_t0_150: 
v_t0_200: 
v_t0_250: 
v_t0_300: 
v_t0_350: 
v_t0_400: 
v_t0_450: 
v_t0_500: 
v_t0_600: 
v_t0_700: 
v_t0_750: 
v_t0_800: 
v_t0_900: 
v_t1_000: 
v_t1_200: 
v_t1_400: 
v_t1_600: 
v_t1_800: 
v_t2_000: 
v_t2_500: 
v_t3_000: 
v_t3_500: 
v_t4_000: 
v_t4_500: 
v_t5_000: 
v_t6_000: 
v_t7_000: 
v_t8_000: 
v_t9_000: 
v_t10_000: 
w_t0_010: spectral ordinates (SA in cm/s2 or FAS in cm/s) for 'y_yyy' period or frequency of the w component
w_t0_025: 
w_t0_040: 
w_t0_050: 
w_t0_070: 
w_t0_100: 
w_t0_150: 
w_t0_200: 
w_t0_250: 
w_t0_300: 
w_t0_350: 
w_t0_400: 
w_t0_450: 
w_t0_500: 
w_t0_600: 
w_t0_700: 
w_t0_750: 
w_t0_800: 
w_t0_900: 
w_t1_000: 
w_t1_200: 
w_t1_400: 
w_t1_600: 
w_t1_800: 
w_t2_000: 
w_t2_500: 
w_t3_000: 
w_t3_500: 
w_t4_000: 
w_t4_500: 
w_t5_000: 
w_t6_000: 
w_t7_000: 
w_t8_000: 
w_t9_000: 
w_t10_000:
fp_t0_010: spectral ordinates (SA in cm/s2 or FAS in cm/s) for 'y_yyy' period or frequency of the fault-parallel component
fp_t0_025: 
fp_t0_040: 
fp_t0_050: 
fp_t0_070: 
fp_t0_100: 
fp_t0_150: 
fp_t0_200: 
fp_t0_250: 
fp_t0_300: 
fp_t0_350: 
fp_t0_400: 
fp_t0_450: 
fp_t0_500: 
fp_t0_600: 
fp_t0_700: 
fp_t0_750: 
fp_t0_800: 
fp_t0_900: 
fp_t1_000: 
fp_t1_200: 
fp_t1_400: 
fp_t1_600: 
fp_t1_800: 
fp_t2_000: 
fp_t2_500: 
fp_t3_000: 
fp_t3_500: 
fp_t4_000: 
fp_t4_500: 
fp_t5_000: 
fp_t6_000: 
fp_t7_000: 
fp_t8_000: 
fp_t9_000: 
fp_t10_000: 
fn_t0_010: spectral ordinates (SA in cm/s2 or FAS in cm/s) for 'y_yyy' period or frequency of the fault-normal component
fn_t0_025: 
fn_t0_040: 
fn_t0_050: 
fn_t0_070: 
fn_t0_100: 
fn_t0_150: 
fn_t0_200: 
fn_t0_250: 
fn_t0_300: 
fn_t0_350: 
fn_t0_400: 
fn_t0_450: 
fn_t0_500: 
fn_t0_600: 
fn_t0_700: 
fn_t0_750: 
fn_t0_800: 
fn_t0_900: 
fn_t1_000: 
fn_t1_200: 
fn_t1_400: 
fn_t1_600: 
fn_t1_800: 
fn_t2_000: 
fn_t2_500: 
fn_t3_000: 
fn_t3_500: 
fn_t4_000: 
fn_t4_500: 
fn_t5_000: 
fn_t6_000: 
fn_t7_000: 
fn_t8_000: 
fn_t9_000: 
fn_t10_000: 
rotd50_t0_010: median value of the distribution of the spectral ordinates (SA in cm/s2) of the rotated waveforms for 'y_yyy' period (available only if option 'spectra' is set to 'FAS')
rotd50_t0_025: 
rotd50_t0_040: 
rotd50_t0_050: 
rotd50_t0_070: 
rotd50_t0_100: 
rotd50_t0_150: 
rotd50_t0_200: 
rotd50_t0_250: 
rotd50_t0_300: 
rotd50_t0_350: 
rotd50_t0_400: 
rotd50_t0_450: 
rotd50_t0_500: 
rotd50_t0_600: 
rotd50_t0_700: 
rotd50_t0_750: 
rotd50_t0_800: 
rotd50_t0_900: 
rotd50_t1_000: 
rotd50_t1_200: 
rotd50_t1_400: 
rotd50_t1_600: 
rotd50_t1_800: 
rotd50_t2_000: 
rotd50_t2_500: 
rotd50_t3_000: 
rotd50_t3_500: 
rotd50_t4_000: 
rotd50_t4_500: 
rotd50_t5_000: 
rotd50_t6_000: 
rotd50_t7_000: 
rotd50_t8_000: 
rotd50_t9_000: 
rotd50_t10_000: 
rotd100_t0_010: maximum value of the distribution of the spectral ordinates (SA in cm/s2) of the rotated waveforms for 'y_yyy' period (available only if option 'spectra' is set to 'FAS')
rotd100_t0_025: 
rotd100_t0_040: 
rotd100_t0_050: 
rotd100_t0_070: 
rotd100_t0_100: 
rotd100_t0_150: 
rotd100_t0_200: 
rotd100_t0_250: 
rotd100_t0_300: 
rotd100_t0_350: 
rotd100_t0_400: 
rotd100_t0_450: 
rotd100_t0_500: 
rotd100_t0_600: 
rotd100_t0_700: 
rotd100_t0_750: 
rotd100_t0_800: 
rotd100_t0_900: 
rotd100_t1_000: 
rotd100_t1_200: 
rotd100_t1_400: 
rotd100_t1_600: 
rotd100_t1_800: 
rotd100_t2_000: 
rotd100_t2_500: 
rotd100_t3_000: 
rotd100_t3_500: 
rotd100_t4_000: 
rotd100_t4_500: 
rotd100_t5_000: 
rotd100_t6_000: 
rotd100_t7_000: 
rotd100_t8_000: 
rotd100_t9_000: 
rotd100_t10_000: 
original_data_mediator: intermediary of the original data 