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 AP01 H?Z IR D 142.31 2.69 GUC AP01 LPAZ B?Z IR C 91.27 3.79 RSNC LPAZ PSGC H?Z IR D 151.24 3.82 GUC PSGC PSGCX BHZ CX -- - a 151.24 3.82 ISC PSGCX PB11 H?Z IR D 147.08 4.19 GUC PB11 TA02 H?Z IR D 155.60 4.41 GUC TA02 HMBCX BHZ CX -- - a 153.01 4.52 ISC HMBC TA01 H?Z IR D 157.65 4.66 GUC TA01 PB08 H?Z IR D 144.88 4.77 GUC PB08 PB01 HHZ CX -- - a 153.25 5.37 ISC PB01 PB01 BHZ CX -- - a 153.25 5.37 ISC PB01 PB02 HHZ CX -- - a 158.15 5.46 ISC PB02 PB02 BHZ CX -- - a 158.15 5.46 ISC PB02 PB07 BHZ CX -- - a 159.60 5.84 ISC PB07 PB03 BHZ CX -- - a 159.60 6.18 ISC PB03 PB04 BHZ CX -- - a 163.64 6.33 ISC PB04 AC02 BHZ C1 -- + a 165.96 10.89 ISC AC02 SAML B?Z IR C 51.17 11.30 RSNC SAML LCO BHZ IU 00 + a 174.56 12.77 ISC LCO GO04 BHZ C -- - a 175.42 13.92 ISC GO04 VA03 BHZ C1 -- + a 175.49 16.51 ISC VA03 MT02 BHZ C1 -- + a 177.32 16.97 ISC MT02 CPUP SHZ GT 10 - a 128.64 17.00 ISC CPUP VA05 BHZ C1 -- + a 178.72 17.35 ISC VA05 OTAV BHZ IU 00 - a 338.37 17.54 ISC OTAV OTAV B?Z IR D 338.37 17.54 RSNC OTAV MT01 BHZ C1 -- + a 177.74 17.56 ISC MT01 CUSE H?Z IR D 338.61 17.59 RSNC CUSE TULM H?Z IR D 340.95 17.77 RSNC TULM FLOC H?Z IR D 348.38 18.06 RSNC FLOC FLO2 BHZ CM 00 - a 348.38 18.06 ISC FLOC BO01 BHZ C1 -- + a 177.37 18.10 ISC BO01 GCUF H?Z IR D 342.81 18.12 RSNC GCUF BO03 BHZ C1 -- + a 179.71 18.18 ISC BO03 MACC H?Z IR D 354.35 18.35 RSNC MACC BO02 BHZ C1 -- + a 176.66 18.51 ISC BO02 SOTA H?Z IR D 345.80 18.80 RSNC SOTA BBAC H?Z IR D 343.80 18.85 RSNC BBAC PCON H?Z IR D 346.57 18.94 RSNC PCON POPC H?Z IR D 345.89 19.21 RSNC POPC PTGA B?Z IR C 38.93 19.49 RSNC PTGA PTGA BHZ IU 00 + a 38.93 19.49 ISC PTGA ORTC H?Z IR D 350.82 20.27 RSNC ORTC ANIL H?Z IR D 350.63 20.86 RSNC ANIL GUY2C H?Z IR D 351.05 21.57 RSNC GUY2C NORC H?Z IR D 352.50 21.84 RSNC NORC MAP BHZ CM 00 - a 334.07 22.21 ISC MAPC CBOC H?Z IR D 349.62 22.31 RSNC CBOC HELC H?Z IR D 351.00 22.55 RSNC HELC ELOV B?Z IR D 6.52 23.23 RSNC ELOV DBBC S?Z IR D 349.64 23.47 RSNC DBBC ZARC H?Z IR D 353.12 23.74 RSNC ZARC PTAC H?Z IR D 345.84 23.92 RSNC PTAC SPB BHZ G 00 + a 111.48 24.27 ISC SPB OCA BHZ CM 00 + a 357.00 24.35 ISC OCAC SOCV B?Z IR D 2.91 24.40 RSNC SOCV SMLC H?Z IR D 355.31 24.96 RSNC SMLC CAPC H?Z IR D 347.69 25.26 RSNC CAPC BAUV BHZ VE -- - a 9.34 25.34 ISC BAUV GMAL H?Z IR D 338.51 25.52 RSNC GMAL UPA H?Z IR D 343.06 26.12 RSNC UPA SJCC H?Z IR D 353.04 26.15 RSNC SJCC LCR2 HHZ TC -- - a 334.61 28.39 ISC LCR2 MPG BHZ G 00 + a 43.75 28.62 ISC MPGF JTS B?Z IR D 333.35 29.28 MOS JTS PRV BHZ CM 00 - a 342.14 30.83 ISC PRVC ACON BHZ NU -- - a 334.39 30.88 ISC ACON CMC01 HHZ ON -- + a 92.96 31.32 ISC CMC01 GDU01 HHZ ON -- + a 89.84 31.47 ISC GDU01 MOG HHZ GL 00 + a 18.16 33.68 ISC MLG SNET BHZ SV -- - a 329.35 34.23 ISC SNET MLPR BHZ PR -- + a 8.50 34.35 ISC MLPR MTO3 BHZ SV -- - a 329.79 34.91 ISC MTO3 LCCY HHZ CY 01 + a 347.26 36.54 ISC LCCY RCBR BHZ IU 00 - a 77.86 36.91 ISC RCBR CCIG BHZ MX -- - a 327.56 37.90 ISC CCIG MOIG BHZ MX -- - a 320.13 45.75 ISC MOIG 352A BHZ N4 -- + a 345.42 49.02 ISC 352A BRAL BHZ US 00 + a 343.00 49.28 ISC BRAL 346B BHZ N4 -- - a 340.57 50.21 ISC 346A KVTX BHZ US 00 - a 329.78 50.21 ISC KVTX GOGA BHZ US 10 + a 347.64 50.56 ISC GOGA LRAL BHZ US 00 + a 343.84 51.04 ISC LRAL 342B BHZ N4 -- - a 337.66 51.18 ISC 342A BIRD HHZ CO 00 + a 351.12 51.23 ISC BIRD 146B BHZ N4 -- - a 341.57 51.25 ISC 146A 735B BHZ N4 -- + a 330.77 51.27 ISC 735A HKT B?Z IR D 333.39 51.32 MOS HKT Z47B BHZ N4 -- + a 342.82 51.48 ISC Z47A 833A BHZ TA -- - a 328.91 51.59 ISC 833A Y49A HHZ N4 -- + a 344.76 51.66 ISC Y49A X48A BHZ N4 -- - a 344.36 52.38 ISC X48A NATX BHZ US 00 + a 335.61 52.42 ISC NATX Y45B BHZ N4 -- + a 341.65 52.54 ISC Y45A W50A BHZ N4 -- - a 346.36 52.68 ISC W50A W50A HHZ N4 -- + a 346.36 52.68 ISC W50A 435B BHZ TA -- - a 332.26 52.80 ISC 435B V52A BHZ N4 -- - a 348.26 52.93 ISC V52A V51A HHZ N4 -- + a 347.50 53.05 ISC V51A Z41A BHZ TA -- - a 338.21 53.05 ISC Z41A 237B BHZ N4 -- - a 334.68 53.09 ISC 237A OXF BHZ US 00 + a 342.08 53.10 ISC OXF PLAL BHZ NM 00 + a 343.57 53.16 ISC PLAL T59A BHZ N4 -- + a 354.51 53.17 ISC T59A U54A BHZ N4 -- + a 350.20 53.28 ISC U54A T57A BHZ N4 -- + a 352.83 53.38 ISC T57A V48A HHZ N4 -- + a 345.08 53.55 ISC V48A WLAR HHZ AG 00 - a 338.15 53.55 ISC WLAR JCT BHZ US 00 + a 330.05 53.58 ISC JCT WHTX BHZ TA -- - a 333.16 53.78 ISC WHTX Z38B BHZ N4 -- - a 336.18 53.87 ISC Z38A U49A BHZ N4 -- + a 346.36 54.04 ISC U49A U49A HHZ N4 -- + a 346.36 54.04 ISC U49A S57A HHZ N4 -- + a 353.27 54.10 ISC S57A S57A BHZ N4 -- + a 353.27 54.10 ISC S57A WVT BHZ IU 10 - a 344.27 54.18 ISC WVT UALR BHZ NM -- - a 339.43 54.27 ISC UALR S54A BHZ N4 -- + a 351.00 54.45 ISC S54A W41B BHZ TA -- + a 339.72 54.60 ISC W41B WHAR HHZ AG 00 + a 339.74 54.72 ISC WHAR R55A BHZ N4 -- + a 352.25 54.76 ISC R55A R55A HHZ N4 -- + a 352.25 54.76 ISC R55A Z35B HHZ N4 -- - a 334.17 54.84 ISC Z35A Z35B BHZ N4 -- - a 334.17 54.84 ISC Z35A SOKY BHZ XO -- + a 346.53 55.05 ISC SOKY LCAR HHZ AG 00 + a 341.15 55.07 ISC LCAR W39A BHZ TA -- - a 338.33 55.15 ISC W39A R50A HHZ N4 -- + a 348.30 55.44 ISC R50A PBMO BHZ NM -- - a 342.13 55.51 ISC PBMO PBMO HHZ NM -- + a 342.13 55.51 ISC PBMO Q52A BHZ N4 -- + a 350.39 55.73 ISC Q52A WCI BHZ IU 00 - a 346.47 55.80 ISC WCI WCI BHZ IU 10 - a 346.47 55.80 ISC WCI WCI HHZ IU 10 - a 346.47 55.80 ISC WCI U40A BHZ TA -- - a 339.76 55.88 ISC U40A T42B BHZ N4 -- - a 341.65 55.94 ISC T42A S44A BHZ N4 -- - a 343.58 56.03 ISC S44A SIUC BHZ NM 00 - a 343.63 56.04 ISC SIUC FMPA HHZ LD -- + a 356.07 56.13 ISC FMPA X34A HHZ OK -- - a 334.44 56.18 ISC X34A P52A BHZ TA -- + a 350.68 56.37 ISC P52A FVM HHZ NM -- + a 342.66 56.62 ISC FVM FVM BHZ NM -- - a 342.66 56.62 ISC FVM P49A BHZ TA -- + a 348.32 56.73 ISC P49A BLO BHZ NM -- + a 346.59 56.75 ISC BLO BLO HHZ NM -- + a 346.59 56.75 ISC BLO N58A HHZ N4 -- + a 355.80 56.95 ISC N58A OK031 HHZ GS 00 + a 336.08 56.96 ISC OK031 ACSO BHZ US 00 + a 350.06 57.09 ISC ACSO QUOK HHZ OK -- - a 336.31 57.10 ISC QUOK Q44B HHZ N4 -- + a 344.28 57.10 ISC Q44A SLM BHZ NM 00 - a 343.11 57.18 ISC SLM S39B BHZ N4 -- - a 340.01 57.25 ISC S39A N53A BHZ N4 -- + a 352.10 57.33 ISC N53A STN17 HHZ NX -- - a 336.27 57.38 ISC OK046 MNTX BHZ US 00 - a 326.24 57.39 ISC MNTX R40B BHZ N4 -- - a 341.20 57.46 ISC R40A M57A HHZ N4 -- + a 355.49 57.47 ISC M57A M55A HHZ N4 -- + a 354.05 57.75 ISC M55A M54A BHZ TA -- - a 353.27 57.88 ISC M54A P43A BHZ N4 -- - a 344.14 57.93 ISC P43A M53A BHZ TA -- + a 352.37 57.94 ISC M53A N49A HHZ N4 -- - a 349.19 57.97 ISC N49A N49A BHZ N4 -- - a 349.19 57.97 ISC N49A ALLY BHZ LD -- + a 352.88 58.08 ISC ALLY L59A BHZ N4 -- + a 357.40 58.20 ISC L59A N47A HHZ N4 -- + a 347.87 58.22 ISC N47A N47A BHZ N4 -- - a 347.87 58.22 ISC N47A OK032 HHZ GS 00 - a 335.43 58.24 ISC OK032 M50A BHZ N4 -- + a 350.31 58.24 ISC M50A L56A BHZ N4 -- - a 355.20 58.30 ISC L56A HRV HHZ IU 10 + a 0.45 58.45 ISC HRV WVNY BHZ LD -- - a 354.34 58.66 ISC WVNY HDIL BHZ US 00 - a 344.69 58.73 ISC HDIL K57A BHZ N4 -- + a 356.17 58.82 ISC K57A K57A HHZ N4 -- + a 356.17 58.82 ISC K57A P38B BHZ N4 -- - a 340.77 59.07 ISC P38A CCNY BHZ LD -- + a 354.20 59.20 ISC CCNY N41A BHZ N4 -- + a 343.46 59.28 ISC N41A J56A HHZ N4 -- + a 355.94 59.38 ISC J56A J56A BHZ N4 -- + a 355.94 59.38 ISC J56A MEDO HHZ WU -- + a 354.58 59.40 ISC MEDO L46A BHZ N4 -- + a 347.72 59.43 ISC L46A J55A HHZ N4 -- + a 355.13 59.44 ISC J55A J54A HHZ N4 -- + a 354.44 59.52 ISC J54A KSU1 BHZ US 10 - a 338.01 59.64 ISC KSU1 ELFO HHZ WU -- + a 352.18 59.74 ISC ELFO R32B BHZ N4 -- - a 335.96 59.84 ISC R32A MCVT BHZ LD -- + a 359.23 59.90 ISC MCVT WLVO HHZ WU -- + a 354.73 60.15 ISC WLVO ANMO B?Z IR D 327.78 60.48 MOS ANMO K43A BHZ N4 -- + a 346.29 60.53 ISC K43A L40A BHZ N4 -- + a 343.72 60.65 ISC L40A DELO HHZ WU -- + a 355.45 60.67 ISC DELO FRNY BHZ LD -- + a 358.76 60.79 ISC FRNY SADO BHZ CN -- - a 354.25 61.05 ISC SADO SCIA BHZ US 00 + a 342.08 61.06 ISC SCIA G62A BHZ N4 -- - a 1.24 61.18 ISC G62A T25A BHZ TA -- - a 330.81 61.22 ISC T25A G65A BHZ N4 -- - a 3.63 61.28 ISC G65A MNTQ BHZ CN -- + a 358.76 61.46 ISC MNTQ K38B BHZ N4 -- + a 342.76 61.62 ISC K38A I42A BHZ N4 -- - a 346.25 61.79 ISC I42A 214A BHZ TA -- - a 320.99 61.82 ISC 214A KSCO BHZ TA -- - a 333.33 61.95 ISC KSCO H43A BHZ N4 -- - a 347.34 62.09 ISC H43A L34B BHZ N4 -- - a 339.68 62.11 ISC L34A I40B BHZ N4 -- + a 344.93 62.20 ISC I40A BGNE BHZ TA -- - a 338.05 62.23 ISC BGNE W18A BHZ TA -- - a 325.56 62.34 ISC W18A MBO BHZ G 00 + a 63.79 62.37 ISC MBO E62A BHZ N4 -- + a 1.98 62.61 ISC E62A Q24A BHZ TA -- - a 331.48 63.03 ISC Q24A D62A BHZ N4 -- - a 2.31 63.08 ISC D62A MVCO BHZ US 00 + a 327.94 63.26 ISC MVCO OGNE BHZ US 00 + a 334.95 63.32 ISC OGNE K31B BHZ N4 -- - a 338.26 63.51 ISC K31A WUAZ BHZ US 00 - a 324.74 63.53 ISC WUAZ E43A BHZ N4 -- - a 348.53 63.76 ISC E43A ECSD BHZ US 10 - a 340.39 63.77 ISC ECSD ECSD BHZ US 00 - a 340.39 63.77 ISC ECSD ISCO BHZ US 00 - a 331.71 63.92 ISC ISCO SMCO BHZ IW 00 - a 330.36 64.06 ISC SMCO U15A HHZ AE -- - a 324.83 64.71 ISC U15A D41A BHZ N4 -- + a 347.60 64.73 ISC D41A F36B BHZ N4 -- - a 343.59 64.79 ISC F36A KILO HHZ CN -- + a 354.38 64.80 ISC KILO E38A BHZ N4 -- + a 345.30 64.97 ISC E38A E38A HHZ N4 -- + a 345.30 64.97 ISC E38A TPFO BHZ TA -- + a 319.97 65.17 ISC TPFO BPH10 BHZ PY -- + a 319.98 65.18 ISC XPFO XPFO BHZ II 40 + a 319.97 65.18 ISC XPFO XPFO BHZ II 30 + a 319.97 65.18 ISC XPFO PFO B?Z IR D 319.97 65.18 MOS PFO FRD BHZ AZ -- + a 319.79 65.19 ISC FRD FRD HHZ AZ -- + a 319.79 65.19 ISC FRD BZN BHZ AZ -- + a 319.75 65.23 ISC BZNA O20A BHZ TA -- - a 330.16 65.41 ISC O20A KNB HHZ UU 01 - a 324.93 65.43 ISC KNB F33B BHZ N4 -- - a 341.64 65.56 ISC F33A LCMT HHZ UU 01 - a 324.66 65.66 ISC LCMT SRU BHZ UU 01 - a 327.95 65.75 ISC SRU SRU HHZ UU 01 - a 327.95 65.75 ISC SRU PNSU HHZ UU 01 - a 328.50 66.00 ISC P18A TUQ BHZ CI -- + a 321.77 66.09 ISC TUQ BRPU HHZ UU 01 - a 328.07 66.14 ISC P17A RWWY BHZ IW 00 - a 331.88 66.16 ISC RWWY EYMN BHZ US 00 - a 345.86 66.21 ISC EYMN EYMN BHZ US 10 - a 345.86 66.21 ISC EYMN RDMU HHZ UU 01 - a 329.60 66.39 ISC RDMU VNA2 BHZ AW -- + a 161.10 66.57 ISC VNA2 K22A BHZ TA -- - a 332.95 66.62 ISC K22A RSSD BHZ IU 00 - a 335.49 66.79 ISC RSSD RSSD BHZ IU 10 - a 335.49 66.79 ISC RSSD D32B BHZ N4 -- - a 341.76 66.95 ISC D32A EDW2 BHZ CI -- - a 320.08 66.97 ISC EDW2 QSM HHZ NN -- + a 321.62 67.02 ISC QSM PSUT HHZ UU 01 - a 325.43 67.09 ISC PSUT B35B HHZ N4 -- + a 344.51 67.15 ISC B35A B35B BHZ N4 -- - a 344.51 67.15 ISC B35A LRL BHZ CI -- - a 320.75 67.18 ISC LRMC JLU HHZ UU 01 - a 328.44 67.34 ISC JLU E28B BHZ N4 -- - a 339.06 67.64 ISC E28A AGMN BHZ US 00 - a 343.07 67.66 ISC AGMN SPR3 HHZ NN -- - a 325.50 67.68 ISC SPR3 DUG BHZ US 00 - a 327.30 67.74 ISC DUG ISA BHZ CI -- - a 320.43 67.78 ISC ISA R11A BHZ TA -- - a 324.25 67.91 ISC R11A MPP BHZ CI -- + a 319.03 68.11 ISC PKM MPP HHZ CI -- + a 319.03 68.11 ISC PKM SNAA B?Z IR C 161.42 68.20 MOS SNAA VES BHZ CI -- + a 320.22 68.28 ISC VES BGU HHZ UU 01 - a 327.70 68.38 ISC BGU MDND BHZ TA -- - a 340.43 68.39 ISC MDND TIN BHZ CI -- - a 321.69 68.56 ISC TIN TPH HHZ LB 01 + a 323.08 68.66 ISC TPH HVU HHZ UU 01 - a 328.48 68.89 ISC HVU SNOW BHZ IW 00 + a 330.86 69.17 ISC SNOW LOHW BHZ IW 00 - a 331.06 69.22 ISC LOHW TPAW BHZ IW 00 - a 330.76 69.29 ISC TPAW MLAC BHZ CI -- - a 321.80 69.30 ISC MLAC MOOW BHZ IW 00 - a 331.06 69.39 ISC MOOW FXWY BHZ IW 00 - a 330.82 69.44 ISC FXWY LHV HHZ NN -- + a 322.49 69.52 ISC LHV FLWY BHZ IW 00 - a 331.32 69.63 ISC FLWY YTP HHZ WY 01 - a 331.77 69.67 ISC YTP RLMT BHZ US 00 - a 332.87 69.79 ISC RLMT KVN HHZ NN -- - a 323.34 69.82 ISC KVN LKWY BHZ US 00 - a 331.82 69.86 ISC LKWY TROLL BHZ NO -- - a 161.40 69.91 ISC TROLL YHH HHZ WY 01 - a 331.71 70.24 ISC YHH BMN HHZ LB 01 + a 324.91 70.27 ISC BMN BMN HHZ LB 02 + a 324.91 70.27 ISC BMN YHB HHZ WY 01 - a 331.49 70.37 ISC YHB YER HHZ NN -- - a 322.66 70.44 ISC YERR DGMT BHZ US 10 - a 337.95 70.49 ISC DGMT DGMT BHZ US 00 - a 337.95 70.49 ISC DGMT PNT HHZ NN -- - a 322.54 70.72 ISC PNTR PAH HHZ NN -- - a 323.15 71.00 ISC PAHR HLID BHZ US 00 - a 328.81 71.02 ISC HLID DLMT BHZ IW 00 + a 331.11 71.48 ISC DLMT MFID BHZ IW 00 - a 327.92 71.62 ISC MFID EGMT BHZ US 00 - a 334.48 72.28 ISC EGMT O03E BHZ TA -- + a 322.34 72.79 ISC O03E PLID BHZ IW 00 - a 329.06 72.91 ISC PLID MSO BHZ US 00 - a 331.40 73.20 ISC MSO BMO BHZ US 00 + a 328.20 73.39 ISC BMO WDC BHZ BK 00 + a 322.19 73.41 ISC WDC N02D BHZ TA -- + a 322.43 73.75 ISC N02D M04C BHZ TA -- - a 323.51 73.77 ISC M04C QSPA BHZ IU 80 - a 180.04 73.92 ISC QSPA QSPA BHZ IU 60 - a 180.04 73.92 ISC QSPA JTMT BHZ MB -- + a 331.86 74.03 ISC JTMT K04D BHZ TA -- + a 324.22 74.26 ISC K04D J05D BHZ TA -- - a 325.00 74.41 ISC J05D UMAT HHZ UW -- + a 327.68 74.54 ISC G08A PINE BHZ UO -- - a 325.54 74.58 ISC PINE J04D BHZ TA -- + a 324.53 74.86 ISC J04D HSPGA HHZ RV -- + a 333.29 74.95 ISC HSPGA TUCA HHZ UW -- + a 329.00 74.98 ISC E09A L02E BHZ TA -- - a 322.94 75.02 ISC L02E I05D BHZ TA -- - a 325.77 75.16 ISC I05D WIFE BHZ CC -- - a 325.32 75.23 ISC WIFE KENT HHZ UW -- - a 326.81 75.37 ISC G06A PRLK BHZ CC -- + a 325.37 75.41 ISC PRLK DBO BHZ UO -- + a 323.88 75.42 ISC DBO HAWA BHZ US 00 - a 328.23 75.59 ISC HAWA I03D BHZ TA -- + a 324.30 75.85 ISC I03D HOOD BHZ UW -- - a 326.38 75.97 ISC HOOD LCCR HHZ UW -- + a 325.90 76.34 ISC G04A COR BHZ IU 60 - a 325.02 76.39 ISC COR LTY BHZ UW -- + a 328.34 76.74 ISC LTY OMAK BHZ UW -- - a 329.80 76.84 ISC B08A PANH BHZ CC -- - a 327.58 76.98 ISC PANH OBSR BHZ CC -- - a 327.53 77.09 ISC OBSR RATT BHZ UW -- - a 327.94 77.43 ISC RATT MRBL HHZ UW -- + a 328.92 78.00 ISC B06A B05D BHZ TA -- - a 328.45 78.14 ISC B05A LRIV BHZ UW -- - a 327.66 78.72 ISC B04A BRLDA HHZ RV -- + a 334.82 80.03 ISC BRLDA SWHSA HHZ RV -- + a 335.67 80.35 ISC SWHSA WTMTA HHZ RV -- + a 335.20 81.91 ISC WTMTA WRAK BHZ US 00 + a 331.13 88.07 ISC WRAK WTLY HHZ NY -- + a 335.24 88.66 ISC WTLY KDAK S?Z IR D 327.70 98.62 MOS KDAK 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