Phase Data

Explanation of Parameters


      7 FEB 2013  ( 38)

     ot  = 17:21:47.79   +/-   0.00        PUERTO RICO REGION              
     lat =      18.488   +/-    0.0
     lon =     -65.287   +/-    0.0              MAGNITUDE 2.6 (RSPR)     
     dep =       102.0   +/-    0.0   

     40 km (25 miles) WNW of CHARLOTTE AMALIE, US Virgin Islands (pop 11,000)
     43 km (26 miles) ENE of Fajardo, Puerto Rico (pop 33,000)
     71 km (44 miles) W of ROAD TOWN, British Virgin Islands (pop 6,000)
     89 km (55 miles) E of SAN JUAN, Puerto Rico (pop 421,000)

     nph =    5 of   5    se = 0.00    FE=090                            held

     error ellipse = (  0.0,  0.0,  0.0;  0.0,  0.0,  0.0;  0.0,  0.0,  0.0)

 mb = 0.0 (  0)  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
 HUMP ePn     17:21:59.41  -5.4    0.6 237                                   HUMP
 STVI ePn     17:22:00.77  -2.1    0.3 114                                   STVI
 CUPR ePn     17:22:01.51  -0.7    0.2 179                                   CUPR
 MTP  ePn     17:22:03.02  -0.5    0.5 213                                   MTP 
 CBYP ePn     17:22:03.75  -0.7    0.6 248                                   CBYP



 Generated 2013 FEB  7 at 21:34 UTC

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