Black dots -> compressions (C,c,+,U,u)
White dots -> dilatations (D,d,-)
Green dot  -> T-axis
Red dot    -> P-axis

  sta  chan net loc pol a/m   azi   dist author    irsta
  YOTC  H?Z  IR      C     121.62   2.07 RSNC      YOTC 
  CBOC  H?Z  IR      D      69.50   2.23 RSNC      CBOC 
  AZU   H?Z  IR      C     321.58   3.44 RSNC      AZU  
  AZU   H?Z  IR      C     321.58   3.44 UCR       AZU  
  BCIP  L?Z  IR      C     337.27   4.41 UCR       BCIP 
  OTAV  HHZ  IU  10  -   a 184.00   4.82 ISC       OTAV 
  SDV   V?Z  IR      D      62.60   8.33 UCR       SDV  
  TEIG  BHZ  IU  00  -   a 327.60  18.01 ISC       TEIG 
  PTGA  BHZ  IU  10  +   a 107.16  19.02 ISC       PTGA 
  FVM   HHZ  NM  --  +   a 342.75  34.62 ISC       FVM  
  MNTX  BHZ  US  00  -   a 319.31  36.80 ISC       MNTX 
  RSSD  BHZ  IU  00  -   a 333.60  45.07 ISC       RSSD 
  DUG   BHZ  US  00  +   a 323.30  46.85 ISC       DUG  
  BGU   HHZ  UU  01  -   a 323.92  47.44 ISC       BGU  
  IMW   BHZ  IW  00  +   a 328.31  48.25 ISC       IMW  
  BMN   BHZ  LB  --  +   a 320.85  49.70 ISC       BMN  
  MFID  BHZ  IW  00  -   a 324.78  50.62 ISC       MFID 

sta    - Station code (FDSN)
chan   - channel code
net    - Network code (FDSN)
loc    - Location code (FDSN)
pol    - Polarity
a/m    - Automatic or manual pick
azi    - Event to station azimuth (in degrees)
dist   - Event to station distance (in degrees)
author - Author of the polarity
irsta  - International registry station code