mecdataid 
Base Entity  mecdata 
Attribute Name  mecdataid 
Logical Rolename   
ColumnName  mecdataid 
RoleName   
Definition  Mechanism data identifier 
Note  Range: mecdataid > 0 

mecid 
Base Entity  mecdata 
Attribute Name  mecid 
Logical Rolename   
ColumnName  mecid 
RoleName   
Definition  Mechanism identification. Each mechanism is assigned a unique positive integer which identifies it in the database 
Note  Range: mecid > 0 

mecfreqid 
Base Entity  mecdata 
Attribute Name  mecfreqid 
Logical Rolename   
ColumnName  mecfreqid 
RoleName   
Definition  Frequency information identifier 
Note  Range: mecfreqid > 0 

polarity 
Base Entity  mecdata 
Attribute Name  polarity 
Logical Rolename   
ColumnName  polarity 
RoleName   
Definition  Polarity of pick. This is the polarity as used by fpfit, corrected for dip, gain and reversals. Format like arrival.fm 
Note  Range: All two-letter permutations of (c | d | .} U {u | r | .} 

discrepancy 
Base Entity  mecdata 
Attribute Name  discrepancy 
Logical Rolename   
ColumnName  discrepancy 
RoleName   
Definition  Mainly used for fpfit. Does the polarity of the data match the quadrant of the mechanism 
Note  Range: discrepancy = {T | F} T = TRUE F = FALSE  

orientation 
Base Entity  mecdata 
Attribute Name  orientation 
Logical Rolename   
ColumnName  orientation 
RoleName   
Definition  How are the components listed in the mecchannel table used (rotation, transformation). If channel has a polarity reversal, i.e. polarity is inverted from the raw polarity read from the waveforms, this should be indicated by a 'I' for inverted in this field. If data have not been inverted, enter " " (blank) 
Note  Range: orientation = {C | R | T | H | 3 | L | E | N | Z | A | I} 

quality 
Base Entity  mecdata 
Attribute Name  quality 
Logical Rolename   
ColumnName  quality 
RoleName   
Definition  Quality. Fpfit uses quality 0-9 
Note  Range: 0 <= quality <= 1 

amplitude 
Base Entity  mecdata 
Attribute Name  amplitude 
Logical Rolename   
ColumnName  amplitude 
RoleName   
Definition  SMTINV: spectral amplitude at the frequency given by mecfreqid 
Note   

phase 
Base Entity  mecdata 
Attribute Name  phase 
Logical Rolename   
ColumnName  phase 
RoleName   
Definition  SMTINV: spectral phase at the frequency given by mecfreqid 
Note   

time1 
Base Entity  mecdata 
Attribute Name  time1 
Logical Rolename   
ColumnName  time1 
RoleName   
Definition  Start time of: TDMT: complete waveform window SMTINV: window for spectrum FPFIT: pick time 
Note   

time2 
Base Entity  mecdata 
Attribute Name  time2 
Logical Rolename   
ColumnName  time2 
RoleName   
Definition  End of window, if window used (CW, SW) 
Note   

model 
Base Entity  mecdata 
Attribute Name  model 
Logical Rolename   
ColumnName  model 
RoleName   
Definition  Model used for greens functions; velocity model for other methods 
Note  Range: model = {mend1_ | socal | gil7_} 

zcor 
Base Entity  mecdata 
Attribute Name  zcor 
Logical Rolename   
ColumnName  zcor 
RoleName   
Definition  TDMT: value of cross correlation shift in samples for best solution 
Note   

corlen 
Base Entity  mecdata 
Attribute Name  corlen 
Logical Rolename   
ColumnName  corlen 
RoleName   
Definition  TDMT: length of cross correlation window used in samples 
Note   

dt 
Base Entity  mecdata 
Attribute Name  dt 
Logical Rolename   
ColumnName  dt 
RoleName   
Definition  Sampling interval of data used in inversion (could be resampled from original data); sampling interval valid for GF and data 
Note   

varred 
Base Entity  mecdata 
Attribute Name  varred 
Logical Rolename   
ColumnName  varred 
RoleName   
Definition  Fit for tis station 
Note   

lddate 
Base Entity  mecdata 
Attribute Name  lddate 
Logical Rolename   
ColumnName  lddate 
RoleName   
Definition  Load date. Date and time that the record was created, in Oracle date datatype 
Note  Range: Any valid date between January 01, 4712 BC and January 01, 4712 AD Units: YYYY/MM/DD HH24:MI:SS