Phase Data

Explanation of Parameters


      6 APR 2013  ( 96)

     ot  = 08:49:28.82   +/-   1.86              NEAR COAST OF NORTHERN PERU     
     lat =      -8.828   +/-    9.7
     lon =     -78.654   +/-   14.0              MAGNITUDE 4.6 (GS)       
     dep =        77.6   +/-    5.3   

     30 km (18 miles) NNW of Chimbote, Peru (pop 298,000)
     89 km (55 miles) SSE of Trujillo, Peru (pop 603,000)
     399 km (247 miles) NNW of LIMA, Peru
     951 km (591 miles) S of QUITO, Ecuador

     nph =  196 of 196    se = 0.92    FE=109                            A   

     error ellipse = (249.0,  1.0, 22.2;159.0,  3.0, 13.4;  3.0, 86.0,  8.1)

 mb = 4.6 (169)  ML = 0.0 (  0)  mblg = 0.0 (  0)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 NNA  ePn     08:50:23.25   0.8    3.6 151                                   NNA 
 OTAV ePn     08:51:37.57   1.0    9.0   1                                   OTAV
      eSn     08:53:24.32  S res =   7.6 
 LPAZ ePn     08:52:26.60   0.0   12.7 127                                   LPAZ
 PAYG ePn     08:52:46.64   1.1   14.1 304                                   PAYG
 GO01 ePn     08:52:49.27   3.3   14.1 141                                   GO01
 ROSC ePn     08:52:52.04   4.6   14.3  18                                   ROSC
 PB01 eP      08:53:03.37   2.8   15.0 145 b:1.3+1 .80 4.2                   PB01
 LVC  eP      08:53:19.50   1.2   16.6 147 b:1.0+1 .85 4.1                   LVC 
 SDV  eP      08:53:50.85   2.6   19.3  25 b:7.3+0 .90 4.0                   SDV 
 HDC  eP      08:53:52.84   3.0   19.5 344 b:1.8+1 .60 4.5                   HDC 
 PTGA eP      08:54:00.53   2.2   20.3  68 b:5.8+1 .55 5.1                   PTGA
 GO03 eP      08:54:03.81   5.3   20.3 158 b:1.9+1 1.0 4.4                   GO03
 ESPN eP      08:54:14.29   1.5   21.6 345 b:2.6+1 1.1 4.5                   ESPN
 TGUH eP      08:54:40.64   1.3   24.3 339 b:3.4+1 1.0 4.7                   TGUH
 ROC1 eP      08:54:47.60   1.4   25.0 165 b:1.3+1 .90 4.4                   ROC1
 TEIG eP      08:55:33.56  -0.1   30.4 342 b:1.0+1 .90 4.6                   TEIG
 BDFB eP      08:55:38.29   1.8   30.7 106 b:6.3+0 1.1 4.3                   BDFB
 PLCA eP      08:55:54.39   1.5   32.6 169 b:1.2+1 1.1 4.6                   PLCA
 TRQA eP      08:55:55.59   1.1   32.8 155                                   TRQA
 555A eP      08:56:47.61   0.3   39.0 354 b:1.1+1 .90 4.8                   555A
 154A eP      08:57:08.41   0.6   41.4 354 b:4.0+1 .90 5.2                   154A
 152A eP      08:57:09.32  -0.5   41.7 352 b:9.2+0 .65 4.8                   152A
 HKT  eP      08:57:13.12   1.0   42.0 337 b:6.8+0 1.0 4.4                   HKT 
 GOGA eP      08:57:14.16  -0.4   42.3 354 b:9.1+0 1.0 4.6                   GOGA
 LRAL eP      08:57:15.34  -0.3   42.4 350 b:1.8+1 1.1 4.8                   LRAL
      epP     08:57:33.65  depth =  -1.0 
 Z50A eP      08:57:15.63  -0.3   42.4 351 b:7.1+0 .80 4.6                   Z50A
 Y49A eP      08:57:20.67  -0.7   43.1 351                                   Y49A
 HODGEeP      08:57:20.82   0.6   43.0 356 b:3.8+0 .92 4.2                   HODG
 NATX eP      08:57:22.63   0.6   43.2 340 b:2.4+1 .75 5.1                   NATX
 PAULIeP      08:57:24.71   0.0   43.5 356 b:9.9+0 1.0 4.6                   PAUL
 KMSC eP      08:57:27.04   0.0   43.8 357 b:5.7+0 .70 4.5                   KMSC
 W52A eP      08:57:28.14  -0.3   44.0 354 b:9.2+0 .85 4.6                   W52A
 JCT  eP      08:57:29.89   0.8   44.0 333 b:4.9+0 .85 4.4                   JCT 
 W50A eP      08:57:30.04  -0.6   44.2 352 b:6.6+0 .80 4.5                   W50A
 SWET eP      08:57:30.58  -0.8   44.3 352 b:1.3+1 .84 4.8                   SWET
 HPIG eP      08:57:30.92   0.6   44.2 324 b:4.1+0 .90 4.3                   HPIG
 V53A eP      08:57:31.74  -0.4   44.4 355                                   V53A
 PLAL eP      08:57:31.98  -0.4   44.5 349 b:7.4+0 1.0 4.5                   PLAL
 V52A eP      08:57:33.54  -0.5   44.7 354 b:4.9+0 .65 4.5                   V52A
 WLAR eP      08:57:33.75   1.4   44.5 343 b:4.1+1 1.0 5.2                   WLAR
 TX31 eP      08:57:35.38  -1.1   45.0 329 b:2.6+0 .95 4.1                   TX31
      eP      08:57:35.61  -1.0 
 V48A eP      08:57:35.92  -0.6   45.0 351 b:1.3+1 .95 4.7                   V48A
 TZTN eP      08:57:38.95  -0.5   45.4 355 b:8.3+0 1.1 4.5                   TZTN
 UALR eP      08:57:39.11   0.4   45.3 344 b:1.4+1 .75 4.9                   UALR
 WVT  eP      08:57:39.49  -1.4   45.5 350 b:5.7+0 .80 4.5                   WVT 
 MIAR eP      08:57:40.28   0.5   45.4 343 b:8.9+0 .80 4.7                   MIAR
 W41B eP      08:57:41.89   0.5   45.6 344 b:1.0+1 .80 4.8                   W41B
 WHAR eP      08:57:42.54   0.2   45.7 344 b:1.7+1 1.0 4.9                   WHAR
 W39A eP      08:57:45.67   0.7   46.1 343 b:4.7+0 .80 4.4                   W39A
 PARMOeP      08:57:47.00  -0.9   46.4 348 b:4.2+1 .72 5.4                   PARM
 S51A eP      08:57:47.47  -0.6   46.5 355 b:6.3+0 .70 4.7                   S51A
 PBMO eP      08:57:49.39  -0.5   46.7 347 b:1.0+1 .80 4.8                   PBMO
 HHAR eP      08:57:53.37   0.1   47.1 343 b:3.8+0 .74 4.4                   HHAR
 SIUC eP      08:57:54.35  -0.6   47.3 349 b:1.4+1 .65 5.0                   SIUC
 WMOK eP      08:57:54.65  -0.3   47.3 337 b:7.2+0 1.1 4.5                   WMOK
 TUL1 eP      08:57:54.97   0.0   47.3 341 b:2.3+1 .75 5.2                   TUL1
 MNTX eP      08:57:57.92  -0.1   47.7 329 b:6.9+0 1.0 4.5                   MNTX
 FVM  eP      08:57:58.56  -0.3   47.8 347 b:6.9+0 .65 4.7                   FVM 
 CCM  eP      08:58:00.58  -0.2   48.1 347 b:4.1+0 .60 4.5                   CCM 
 P53A eP      08:58:01.13   0.1   48.1 357 b:3.5+0 .75 4.4                   P53A
 Q44A eP      08:58:03.11  -0.4   48.5 349 b:1.6+1 1.1 4.9                   Q44A
 O52A eP      08:58:05.92  -0.1   48.8 357 b:4.6+0 .65 4.6                   O52A
 ACSO eP      08:58:07.01  -0.5   49.0 356 b:1.7+1 .75 5.1                   ACSO
 O49A eP      08:58:07.81  -0.3   49.0 354 b:6.5+0 .95 4.6                   O49A
 P42A eP      08:58:10.32  -0.2   49.4 348 b:4.4+0 .95 4.4                   P42A
 SFIN eP      08:58:11.32  -0.7   49.6 352 b:5.4+0 .85 4.6                   SFIN
 N51A eP      08:58:11.88  -0.5   49.6 356 b:1.5+1 .70 5.1                   N51A
 319A eP      08:58:12.52   0.1   49.6 325 b:1.4+1 1.0 4.9                   319A
 N49A eP      08:58:12.76  -0.7   49.8 355 b:1.4+1 .65 5.1                   N49A
 N59A eP      08:58:13.02   1.0   49.6   3 b:5.4+0 .75 4.7                   N59A
 HDIL eP      08:58:15.34  -0.8   50.1 349 b:1.4+1 .65 5.1                   HDIL
 M54A eP      08:58:15.58  -0.4   50.1 359 b:7.2+0 .75 4.8                   M54A
 M50A eP      08:58:16.04  -0.3   50.1 356 b:2.0+1 .75 5.2                   M50A
 M48A eP      08:58:17.42  -0.7   50.4 354 b:1.1+1 .65 5.0                   M48A
 BINY eP      08:58:22.27   0.7   50.8   3 b:5.8+0 .70 4.7                   BINY
 ANMO eP      08:58:22.36   0.2   50.9 330 b:4.4+0 .75 4.6                   ANMO
      epP     08:58:40.11  depth =  -1.1 
 TUC  eP      08:58:23.76  -0.3   51.1 325 b:3.2+0 .85 4.4                   TUC 
 T25A eP      08:58:28.79   0.3   51.7 334 b:5.0+0 .95 4.5                   T25A
 JFWS eP      08:58:33.76  -0.7   52.6 349 b:6.5+0 .95 4.6                   JFWS
 NCB  eP      08:58:35.80   0.3   52.7   4 b:2.8+0 .95 4.3                   NCB 
 SDCO eP      08:58:35.80  -0.1   52.7 333 b:3.0+0 .80 4.4                   SDCO
 LONY eP      08:58:38.68  -1.3   53.3   4                                   LONY
 SADO eP      08:58:38.85  -1.3   53.3 360 b:9.9+0 1.1 4.7                   SADO
 I42A eP      08:58:38.98  -0.8   53.3 351 b:7.6+0 .65 4.9                   I42A
 X16A eP      08:58:39.15   0.7   53.0 326 b:4.1+0 1.0 4.4                   X16A
 H43A eP      08:58:41.79  -0.8   53.7 352 b:1.5+1 .65 5.2                   H43A
 I39A eP      08:58:42.06  -0.8   53.7 349 b:1.1+1 .65 5.0                   I39A
 WUAZ eP      08:58:45.22   1.1   53.8 327 b:9.2+0 .85 4.8                   WUAZ
 G42A eP      08:58:47.97  -0.8   54.5 352 b:5.8+0 .90 4.6                   G42A
 PKME eP      08:58:49.72   1.2   54.5   8                                   PKME
 ECSD eP      08:58:49.78  -1.0   54.8 344 b:3.4+0 .70 4.5                   ECSD
 F41A eP      08:58:52.21  -0.9   55.1 351 b:3.2+0 .70 4.5                   F41A
 W13A eP      08:58:53.29   1.2   54.9 325 b:5.7+0 .95 4.6                   W13A
 E43A eP      08:58:54.31  -1.1   55.5 353 b:6.3+0 1.1 4.6                   E43A
 COWI eP      08:58:54.71  -0.9   55.5 351 b:3.3+0 .95 4.3                   COWI
 KNB  eP      08:58:58.61   0.8   55.7 327 b:1.9+0 .98 4.1                   KNB 
 PKCU eP      08:58:59.25   0.9   55.8 328 b:5.8+0 .86 4.6                   PKCU
 D41A eP      08:59:01.15  -0.5   56.3 352 b:2.0+1 .80 5.2                   D41A
 Q16A eP      08:59:02.16   0.2   56.3 330 b:6.3+0 1.2 4.6                   Q16A
 SZCU eP      08:59:03.35   1.4   56.3 327 b:2.0+0 .86 4.2                   SZCU
 E38A eP      08:59:03.36   1.4   56.4 349 b:7.4+0 1.0 4.7                   E38A
 CCUT eP      08:59:04.08   1.3   56.4 327 b:3.0+0 1.0 4.3                   CCUT
 SHPR eP      08:59:04.79   0.4   56.6 325 b:7.6+0 1.1 4.7                   SHPR
 BATG eP      08:59:07.60   1.4   57.0  10                                   BATG
 R11A eP      08:59:15.88   0.6   58.2 326 b:1.0+0 .80 4.0                   R11A
 DUG  eP      08:59:16.30   1.8   58.1 330 b:4.2+0 .80 4.6                   DUG 
 PDAR eP      08:59:16.82  -1.1   58.6 334                                   PDAR
 SPUT eP      08:59:19.63   0.4   58.8 331 b:1.1+1 1.0 4.9                   SPUT
 HVU  eP      08:59:23.20   0.5   59.3 331 b:5.8+0 .90 4.7                   HVU 
 REDW eP      08:59:25.50   0.4   59.6 333 b:4.3+0 1.1 4.5                   REDW
 OMMB eP      08:59:25.91   0.5   59.6 323 b:7.0+0 .96 4.8                   OMMB
 NV11 eP      08:59:26.00   0.4   59.7 325 b:4.0-1 .95 3.6                   NV11
 MDPB eP      08:59:26.22   0.5   59.7 323 b:4.0+0 .76 4.6                   MDPB
 NV01 eP      08:59:26.49   0.2   59.8 325                                   NV01
 ELK  eP      08:59:26.81   0.8   59.8 328 b:5.7+0 .90 4.7                   ELK 
 FLWY eP      08:59:28.24  -0.3   60.1 334 b:4.7+0 .95 4.6                   FLWY
 RYN  eP      08:59:28.34   0.4   60.0 325 b:3.4+0 .98 4.4                   RYN 
 KVN  eP      08:59:28.50   0.2   60.1 325 b:2.5+0 .96 4.3                   KVN 
 RLMT eP      08:59:29.51  -0.6   60.4 336 b:3.6+0 1.0 4.4                   RLMT
 ULM  eP      08:59:30.72  -1.4   60.7 347 b:1.2+1 1.1 4.9                   ULM 
 WAKR eP      08:59:31.79   0.7   60.5 324 b:6.0+0 .86 4.7                   WAKR
 CMB  eP      08:59:32.96   0.4   60.7 323 b:2.5+0 .95 4.3                   CMB 
 YHH  eP      08:59:34.15   1.3   60.8 334 b:1.8+0 .76 4.3                   YHH 
 GCMT eP      08:59:34.86   0.1   61.1 336                                   GCMT
      epP     08:59:54.61  depth =   0.1 
 PAHR eP      08:59:36.42   0.1   61.3 325 b:7.1+0 .96 4.8                   PAHR
      epP     08:59:58.48  depth =   2.5 
      esP     09:00:08.51   3.8 
 HLID eP      08:59:37.74   0.5   61.4 331 b:3.2+0 .75 4.5                   HLID
      epP     08:59:57.31  depth =   0.3 
 MCCM eP      08:59:39.05  -4.0   62.3 322 b:1.5+1 .90 5.1                   MCCM
 BOZ  eP      08:59:39.36  -0.2   61.8 334 b:4.3+0 1.0 4.5                   BOZ 
      epP     08:59:58.92  depth =  -0.4 
 MCMT eP      08:59:39.77   0.8   61.7 333                                   MCMT
      epP     08:59:59.52  depth =   0.9 
 BEKR eP      08:59:41.63   0.9   61.9 325                                   BEKR
 MOD  eP      08:59:49.79   0.2   63.3 326 b:1.2+1 .85 4.9                   MOD 
 MSO  eP      08:59:52.96   0.7   63.7 334 b:8.8+0 1.0 4.7                   MSO 
 YBH  eP      08:59:56.67  -0.9   64.5 325 b:8.2+0 .95 4.6                   YBH 
 I07A eP      08:59:57.17   0.6   64.3 328 b:9.8+0 .90 4.7                   I07A
 F10A eP      08:59:58.34   0.4   64.6 331 b:5.4+0 .90 4.5                   F10A
 G06A eP      09:00:06.35   1.0   65.7 329 b:2.6+0 1.1 4.1                   G06A
 NEW  eP      09:00:08.29  -0.1   66.2 333 b:3.7+0 .85 4.3                   NEW 
 LTY  eP      09:00:14.86   0.5   67.1 330 b:4.8+0 .75 4.5                   LTY 
 B08A eP      09:00:15.19   0.0   67.3 332 b:2.6+0 .95 4.2                   B08A
 NLWA eP      09:00:25.83   0.9   68.8 329 b:2.6+1 1.1 5.1                   NLWA
 BBB  eP      09:00:57.03   1.0   74.0 331 b:2.4+1 1.1 5.0                   BBB 
 SNAA eP      09:01:15.48   1.3   77.2 162 b:4.1+0 .80 4.4                   SNAA
 DLBC eP      09:01:23.55   0.7   78.8 335 b:1.8+1 1.1 4.9                   DLBC
 BESE eP      09:01:35.59   1.2   80.9 334 b:1.6+1 .88 5.0                   BESE
 QSPA eP      09:01:37.54   1.0   81.3 180 b:6.1+0 .80 4.6                   QSPA
      epP     09:01:57.28  depth =   0.4 
 TOA0 eP      09:01:46.43   1.7   82.7  76 b:5.2+0 1.1 4.4                   TOA0
      epP     09:02:06.08  depth =   0.1 
 ES06 eP      09:01:52.94   1.9   84.0  49                                   ES06
      epP     09:02:12.42  depth =   0.2 
 SUMG eP      09:01:58.13   1.0   85.3  11 b:4.2+0 .70 4.6                   SUMG
 INK  eP      09:01:59.77  -0.4   86.0 342 b:9.3+0 1.0 4.8                   INK 
 EPYK eP      09:02:00.06   0.1   85.9 340 b:4.9+0 .95 4.5                   EPYK
 EGAK eP      09:02:03.45  -0.3   86.7 338 b:1.8+1 .85 5.2                   EGAK
 KLU  eP      09:02:05.87  -0.4   87.2 334 b:8.2+0 .88 4.9                   KLU 
 DOT  eP      09:02:06.61  -0.2   87.3 336 b:7.3+0 .84 4.8                   DOT 
 RIDG eP      09:02:08.16  -0.3   87.7 336 b:1.3+1 1.0 5.0                   RIDG
 SCM  eP      09:02:09.10  -0.7   87.9 334 b:7.4+0 .88 4.8                   SCM 
 DHY  eP      09:02:12.17  -0.1   88.4 335 b:4.6+0 1.0 4.6                   DHY 
 HDA  eP      09:02:13.07  -0.6   88.8 336 b:4.9+0 .88 4.7                   HDA 
 IL1  eP      09:02:13.53  -0.7   88.9 337                                   IL1 
 RND  eP      09:02:15.61  -0.1   89.2 335 b:1.5+1 1.0 5.1                   RND 
 WRH  eP      09:02:15.71  -0.2   89.3 336 b:6.1+0 .84 4.8                   WRH 
 MDM  eP      09:02:16.83  -0.3   89.5 337 b:1.7+1 .92 5.3                   MDM 
 BPAW eP      09:02:20.26  -0.6   90.3 335 b:5.4+0 .68 4.9                   BPAW
 IM3  eP      09:02:28.10  -0.6   92.0 337                                   IM3 
 BBOO ePKPdf  09:08:24.56  -0.1  127.0 217                                   BBOO
 ABKARePKPdf  09:08:25.32   1.4  126.9  33                                   ABKA
 ZALV ePKPdf  09:08:35.49   0.1  133.1  13                                   ZALV
 KURK ePKPdf  09:08:38.42   0.8  134.2  20                                   KURK
 AS01 ePKPdf  09:08:38.71  -0.6  134.6 224                                   AS01
      epPKPdf 09:09:00.51  -0.8 
 WC3  ePKPdf  09:08:42.73  -0.5  136.7 228                                   WC3 
      epPKPdf 09:09:03.20  -2.0 
 WRAB ePKPdf  09:08:43.14  -0.1  136.7 228                                   WRAB
 WB2  ePKPdf  09:08:43.19  -0.1  136.7 228                                   WB2 
      ePKPdf  09:08:44.05   0.8 
      epPKPdf 09:09:03.45  -1.8 
      epPKPdf 09:09:03.75  -1.5 
 MK01 ePKPdf  09:08:46.57   0.2  138.8  20                                   MK01
      epPKPdf 09:09:07.23  -1.2 
 KS01 ePKPdf  09:08:54.01   0.4  142.7 324                                   KS01
 FITZ ePKPdf  09:08:55.00  -1.5  144.1 222                                   FITZ
      epPKPdf 09:09:15.46  -3.1 
 GIRL ePKPdf  09:09:02.10   1.9  146.3 202                                   GIRL
 YOJ  ePKPdf  09:09:13.49   1.1  154.1 309                                   YOJ 



 Generated 2013 APR  6 at 09:31 UTC

Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver