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
  GO07  B?Z  IR      D      88.81   0.49 GUC       GO07 
  LL07  B?Z  IR      D      65.09   0.69 GUC       LL07 
  LL07  BHZ  C1  --  -   a  65.09   0.69 ISC       LL07 
  LL06  H?Z  IR      D      29.80   1.05 GUC       LL06 
  LL06  BHZ  C1  --  -   a  29.79   1.05 ISC       LL06 
  LL04  BHZ  C1  --  +   a  33.51   2.64 ISC       LL04 
  LR05  BHZ  C1  --  +   a  31.81   3.38 ISC       LR05 
  GO06  B?Z  IR      C      32.23   4.14 GUC       GO06 
  SAML  BHZ  IU  10  -   a  19.24  35.42 ISC       SAML 
  SMTB  HHZ  BR  --  -   a  42.27  41.38 ISC       SMTB 
  SNAA  BHZ  IR      c     154.40  43.97 AWI       SNAA 
  TROLL BHZ  IR      c     154.96  45.64 AWI       TROLL

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