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
  SRN   ???  IR      +     290.21   0.65 TIR       SRN  
  KEK   ???  IR      c     274.33   0.77 NEIC      KEK  
  KZN   ???  IR      c      49.12   0.99 NEIC      KZN  
  EVR   ???  IR      C     132.79   1.08 ATH       EVR  
  VLO   ???  IR      +     309.59   1.28 TIR       VLO  
  OHR   ???  IR      +       0.33   1.45 SKO       OHR  
  TIR   ???  IR      +     337.65   1.83 TIR       TIR  
  VAY   ???  IR      +      38.74   2.15 SKO       VAY  
  PLG   ???  IR      C      69.88   2.16 ATH       PLG  
  LCI   ???  IR      C     289.02   2.16 ROM       LCI  
  SKO   ???  IR      +      11.87   2.36 SKO       SKO  
  ULC   ???  IR      c     333.53   2.58 NEIC      ULC  
  ITM   ???  IR      C     159.78   2.63 ATH       ITM  
  KKB   ???  IR      d      37.59   2.81 SOF       KKB  
  ATH   ???  IR      c     125.44   2.84 NEIC      ATH  
  MMB   ???  IR      d      48.31   2.95 SOF       MMB  
  PVY   ???  IR      c     348.21   3.00 NEIC      PVY  
  PDG   ???  IR      c     337.78   3.00 NEIC      PDG  
  BDV   ???  IR      c     331.12   3.01 NEIC      BDV  
  BEY   ???  IR      c     348.42   3.28 NEIC      BEY  
  HCY   ???  IR      c     328.83   3.28 NEIC      HCY  
  VLI   ???  IR      d     149.36   3.39 NEIC      VLI  
  NKY   ???  IR      c     337.34   3.43 NEIC      NKY  
  VTS   ???  IR      d      31.22   3.49 SOF       VTS  
  RZN   ???  IR      c      54.59   3.61 SOF       RZN  
  BRY   ???  IR      c     333.11   3.66 NEIC      BRY  
  PLE   ???  IR      c     344.47   3.81 NEIC      PLE  
  PGB   ???  IR      c      40.39   3.85 SOF       PGB  
  MGR   ???  IR      D     278.43   4.05 ROM       MGR  
  SZH   ???  IR      d      45.34   5.28 SOF       SZH  
  NRCA  ???  IR      C     301.21   6.59 ROM       NRCA 
  VBY   B?Z  IR      C     326.87   7.12 LJU       VBY  
  BUD   ???  IR      c     351.29   7.92 NEIC      BUD  
  OBKA  ???  IR      D     328.36   8.23 VIE       OBKA 
  ARSA  ???  IR      D     334.97   8.50 VIE       ARSA 
  KBA   ???  IR      c     326.30   9.18 NEIC      KBA  
  MOA   ???  IR      c     332.21   9.45 NEIC      MOA  
  SAL   ???  IR      C     311.52   9.61 ROM       SAL  
  BOB   ???  IR      C     304.93   9.84 ROM       BOB  
  WTTA  ???  IR      c     321.83  10.10 NEIC      WTTA 
  WATA  ???  IR      c     321.95  10.18 NEIC      WATA 
  SQTA  ???  IR      c     320.49  10.27 NEIC      SQTA 
  VDL   ???  IR      C     313.15  10.73 ZUR       VDL  
  FELD  ???  IR      d     315.86  12.35 NEIC      FELD 
  EKA   ???  IR      c     322.44  22.36 EKA       EKA  

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