Phase Data

Explanation of Parameters


     18 JAN 2013  ( 18)

     ot  = 04:08:03.44   +/-   1.64              CENTRAL MID-ATLANTIC RIDGE      
     lat =       0.734   +/-   17.7
     lon =     -25.381   +/-   12.2              MAGNITUDE 5.0 (GS)       
     dep =        10.0   +/-    1.9   

     932 km (578 miles) ENE of Fernando de Noronha, Pernambuco, Brazil
     1308 km (812 miles) ENE of Natal, Rio Grande do Norte, Brazil
     1553 km (964 miles) NW of Ascension Island
     3075 km (1910 miles) NE of BRASILIA, Distrito Federal, Brazil

     nph =   92 of  92    se = 0.81    FE=406                            A   

     error ellipse = (165.0,  0.0, 27.5; 75.0,  0.0, 17.8;326.0, 89.0,  2.9)

 mb = 5.0 ( 72)  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
 RCBR ePn     04:10:57.24  -2.5   12.4 238                                   RCBR
 DBIC eP      04:12:49.47  -1.1   21.3  73 b:3.2+1 .85 4.7                   DBIC
 TOA0 eP      04:14:05.52  -2.9   29.5  64                                   TOA0
      eP      04:14:07.24  -1.1 
 TAM  eP      04:15:14.94  -0.3   37.2  52 b:5.4+0 .90 4.3                   TAM 
 MTP  eP      04:16:03.04  -0.9   43.1 296 b:3.4+1 1.0 5.0                   MTP 
 HUMP eP      04:16:05.47  -0.7   43.3 296 b:4.4+1 1.0 5.2                   HUMP
 ES19 eP      04:16:06.89   0.1   43.5  24                                   ES19
 OBIP eP      04:16:10.06  -1.3   44.0 296 b:3.1+1 1.1 5.1                   OBIP
 LPAZ eP      04:16:22.17  -1.6   45.4 246 b:5.7+0 .95 4.5                   LPAZ
 SDV  eP      04:16:25.22  -0.7   45.8 282 b:7.4+0 .90 4.7                   SDV 
 SDDR eP      04:16:47.20   0.1   48.5 295 b:2.9+1 1.1 5.2                   SDDR
 ROSC eP      04:16:51.72   0.0   49.0 276 b:4.1+1 1.8 5.1                   ROSC
 GO02 eP      04:16:57.97   0.0   49.9 236 b:1.6+1 1.0 5.0                   GO02
 LSZ  eP      04:17:36.86  -0.8   55.3 109 b:1.2+1 1.3 4.8                   LSZ 
 MLR  eP      04:18:36.08   3.0   63.3  38 b:1.3+1 1.2 5.0                   MLR 
 BR131eP      04:18:51.10  -0.1   66.1  46                                   BR13
 KIEV eP      04:19:01.07  -0.4   67.8  34 b:1.4+1 1.1 5.1                   KIEV
 AKBB eP      04:19:01.12  -0.4   67.8  34                                   AKBB
 AK11 eP      04:19:03.52   2.3   67.7  34                                   AK11
 OLIL eP      04:19:06.27   0.0   68.5 312 b:5.4+1 1.4 5.5                   OLIL
 CCM  eP      04:19:18.72  -1.1   70.7 310 b:1.2+1 1.1 4.9                   CCM 
 UALR eP      04:19:19.47  -0.9   70.8 307 b:2.6+1 1.1 5.3                   UALR
 NATX eP      04:19:26.65  -1.6   72.1 303 b:2.5+1 .95 5.3                   NATX
 TUL1 eP      04:19:37.40  -0.9   73.8 307 b:2.5+1 1.2 5.1                   TUL1
 WMOK eP      04:19:49.92  -1.1   76.0 306 b:4.1+0 .85 4.5                   WMOK
 ECSD eP      04:19:50.02  -1.0   76.0 315 b:1.5+1 1.2 4.9                   ECSD
 JCT  eP      04:19:52.20  -0.4   76.2 301 b:1.2+1 .90 5.0                   JCT 
 ABTX eP      04:19:52.87  -0.5   76.4 303 b:2.8+1 1.2 5.2                   ABTX
 FCC  eP      04:20:04.11  -0.3   78.5 330 b:1.4+1 1.1 4.9                   FCC 
 MSTX eP      04:20:08.65  -0.3   79.1 304 b:1.3+1 1.0 4.9                   MSTX
 TX31 eP      04:20:09.80  -1.0   79.5 300                                   TX31
      eP      04:20:10.30  -0.3 
 OGNE eP      04:20:10.47   0.0   79.4 311 b:2.7+1 1.1 5.1                   OGNE
 KSCO eP      04:20:12.07   0.5   79.6 309 b:5.5+1 1.2 5.4                   KSCO
 GDL2 eP      04:20:16.07   0.9   80.3 302                                   GDL2
 MNTX eP      04:20:18.20  -1.3   81.1 302 b:8.1+0 1.6 4.5                   MNTX
 Q24A eP      04:20:22.90   0.7   81.6 309 b:1.1+1 1.0 4.9                   Q24A
 SDCO eP      04:20:23.26   0.2   81.7 308 b:9.8+0 1.1 4.8                   SDCO
 DGMT eP      04:20:24.54   0.5   82.0 319 b:3.0+1 1.2 5.2                   DGMT
 ISCO eP      04:20:25.17   0.6   82.0 310 b:1.0+1 1.5 4.7                   ISCO
 ANMO eP      04:20:26.09   0.3   82.3 305 b:1.1+1 1.4 4.8                   ANMO
 N23A eP      04:20:26.72   0.4   82.4 311 b:1.3+1 1.2 4.9                   N23A
 S22A eP      04:20:29.05   0.5   82.8 308 b:2.8+1 2.0 5.1                   S22A
 LAZ  eP      04:20:30.03   2.1   82.7 304                                   LAZ 
 SMCO eP      04:20:30.26   0.4   83.0 309 b:2.4+1 1.7 5.1                   SMCO
 PV03 eP      04:20:36.19  -0.6   84.4 308                                   PV03
 PV05 eP      04:20:36.92  -0.8   84.6 308                                   PV05
 PV13 eP      04:20:37.24   0.6   84.4 308 b:1.2+1 1.1 5.0                   PV13
 PV17 eP      04:20:37.68   0.4   84.5 308 b:1.7+1 1.3 5.1                   PV17
 PV16 eP      04:20:37.70   0.6   84.5 308 b:9.5+0 1.2 4.9                   PV16
 PV10 eP      04:20:38.04   0.4   84.6 308                                   PV10
 PV09 eP      04:20:38.79   0.7   84.7 308                                   PV09
 PDAR eP      04:20:39.00  -1.8   85.2 313                                   PDAR
 PD31 eP      04:20:40.07  -0.7   85.2 313                                   PD31
 RLMT eP      04:20:40.29  -0.1   85.2 315 b:9.1+0 .90 5.0                   RLMT
 BW06 eP      04:20:42.02   1.2   85.2 313 b:6.2+0 1.2 4.7                   BW06
 SRU  eP      04:20:44.19   0.7   85.8 309 b:1.3+1 1.5 4.9                   SRU 
 LOHW eP      04:20:44.34  -0.5   86.0 314 b:2.3+1 1.4 5.2                   LOHW
 MOOW eP      04:20:44.75  -0.6   86.1 314 b:7.1+0 1.1 4.7                   MOOW
 FLWY eP      04:20:45.29   0.1   86.1 314 b:1.7+1 1.2 5.1                   FLWY
 IMW  eP      04:20:45.31  -0.8   86.3 314 b:2.1+1 1.5 5.1                   IMW 
 REDW eP      04:20:45.31  -0.3   86.2 313 b:2.6+1 1.4 5.2                   REDW
 SNOW eP      04:20:45.33   0.0   86.1 313 b:3.4+1 1.4 5.3                   SNOW
 YFT  eP      04:20:45.39  -0.4   86.2 314 b:2.8+1 1.5 5.2                   YFT 
 TPAW eP      04:20:45.42  -0.7   86.3 313 b:1.7+1 1.2 5.1                   TPAW
 H17A eP      04:20:46.02   1.1   86.1 314 b:1.3+1 1.5 4.9                   H17A
 AHID eP      04:20:46.20  -0.2   86.4 313 b:2.5+1 1.5 5.2                   AHID
 WUAZ eP      04:20:46.95   0.7   86.3 305 b:5.8+0 1.0 4.7                   WUAZ
 TMUT eP      04:20:47.11   0.8   86.3 309 b:1.5+1 .60 5.4                   TMUT
 YMR  eP      04:20:47.13   0.8   86.3 315 b:2.8+1 1.3 5.3                   YMR 
 X16A eP      04:20:47.15   0.7   86.3 304                                   X16A
 TCUT eP      04:20:47.32   0.0   86.5 311                                   TCUT
 JLU  eP      04:20:47.62   0.2   86.5 311 b:1.1+1 1.3 4.9                   JLU 
 MPU  eP      04:20:48.59   0.7   86.7 310 b:7.7+0 1.3 4.7                   MPU 
 QLMT eP      04:20:49.01   1.1   86.7 315                                   QLMT
 HRY  eP      04:20:49.59   0.1   87.0 317                                   HRY 
 NLU  eP      04:20:49.79   0.2   87.0 310 b:1.0+1 1.3 4.9                   NLU 
 MTPU eP      04:20:50.19   0.2   87.0 308 b:1.7+1 1.2 5.2                   MTPU
 MSU  eP      04:20:50.40   0.5   87.0 308                                   MSU 
 HVU  eP      04:20:51.80  -0.5   87.6 312 b:5.8+0 1.1 4.8                   HVU 
 DUG  eP      04:20:52.27   0.0   87.6 310 b:7.1+0 1.2 4.8                   DUG 
 BGU  eP      04:20:52.85  -0.3   87.7 311 b:1.3+1 1.8 4.9                   BGU 
 Y14A eP      04:20:53.07   0.5   87.6 304                                   Y14A
 SZCU eP      04:20:53.52   0.3   87.7 307 b:1.0+1 1.1 5.0                   SZCU
 CCUT eP      04:20:54.86   0.5   88.0 307 b:1.0+1 1.3 5.0                   CCUT
 W13A eP      04:20:56.77   0.5   88.4 305                                   W13A
 HLID eP      04:20:58.42   0.3   88.8 313 b:1.4+1 1.9 4.9                   HLID
 Y12C eP      04:20:59.02   0.5   88.9 304 b:6.9+0 1.0 4.9                   Y12C
 R11A eP      04:21:02.35  -0.2   89.7 308 b:4.4+0 1.4 4.5                   R11A
 BMO  eP      04:21:07.62   0.0   90.9 315 b:1.2+1 1.4 5.0                   BMO 
 F07A eP      04:21:16.00   0.3   92.7 316 b:1.8+1 1.7 5.2                   F07A



 Generated 2013 JAN 18 at 04:27 UTC

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