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
  SLNA  ???  IR      D     208.78   0.52 ROM       SLNA 
  SLNA  ???  IR      D     208.78   0.52 CSEM      SLNA 
  MSRU  ???  IR      D     159.76   0.81 ROM       MSRU 
  GMB   ???  IR      D     148.00   1.00 ROM       GMB  
  GMB   ???  IR      d     148.00   1.00 NEIC      GMB  
  GRI   ???  IR      D     101.07   1.01 ROM       GRI  
  GRI   ???  IR      d     101.07   1.01 NEIC      GRI  
  MMME  ???  IR      D     175.83   1.09 ROM       MMME 
  CUC   ???  IR      D      27.64   1.10 CSEM      CUC  
  MTTG  ???  IR      D     157.26   1.10 ROM       MTTG 
  MTTG  ???  IR      d     157.26   1.10 NEIC      MTTG 
  MGR   ???  IR      D      15.38   1.16 ROM       MGR  
  MGR   ???  IR      D      15.38   1.16 CSEM      MGR  
  SOI   ???  IR      D     143.05   1.18 ROM       SOI  
  SOI   ???  IR      d     143.05   1.18 NEIC      SOI  
  GIB   ???  IR      D     220.96   1.36 ROM       GIB  
  GIB   ???  IR      D     220.96   1.36 CSEM      GIB  
  SLCN  ???  IR      C      14.98   1.42 ROM       SLCN 
  SLCN  ???  IR      c      14.98   1.42 NEIC      SLCN 
  SLCN  ???  IR      C      14.98   1.42 CSEM      SLCN 
  SGO   ???  IR      D       4.35   1.54 ROM       SGO  
  SGO   ???  IR      D       4.35   1.54 CSEM      SGO  
  ISOR  ???  IR      C     338.21   1.68 ROM       ISOR 
  MRLC  ???  IR      C       8.36   1.75 ROM       MRLC 
  MRLC  ???  IR      c       8.36   1.75 NEIC      MRLC 
  MRLC  ???  IR      C       8.36   1.75 CSEM      MRLC 
  AGST  ???  IR      D     178.10   1.76 ROM       AGST 
  AGST  ???  IR      d     178.10   1.76 NEIC      AGST 
  AGST  ???  IR      D     178.10   1.76 CSEM      AGST 
  PZI   ???  IR      D     184.81   1.97 ROM       PZI  
  PZI   ???  IR      d     184.81   1.97 NEIC      PZI  
  CLTB  ???  IR      D     227.21   2.10 ROM       CLTB 
  CLTB  ???  IR      D     227.21   2.10 CSEM      CLTB 
  VENT  ???  IR      C     323.58   2.21 ROM       VENT 
  SGG   ???  IR      C     346.14   2.44 ROM       SGG  
  SGG   ???  IR      c     346.14   2.44 NEIC      SGG  
  SDI   ???  IR      c     339.50   2.87 NEIC      SDI  
  SDI   ???  IR      C     339.50   2.87 CSEM      SDI  
  TERO  ???  IR      c     342.39   3.78 NEIC      TERO 
  TERO  ???  IR      C     342.39   3.78 CSEM      TERO 
  GRFL  ???  IR      c     323.89   5.19 NEIC      GRFL 
  GRFL  ???  IR      C     323.89   5.19 CSEM      GRFL 

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