Phase Data
11 MAR 2013 ( 70)
ot = 07:58:32.78 +/- 2.44 OFF COAST OF COSTA RICA
lat = 10.591 +/- 16.7
lon = -86.018 +/- 14.8 MAGNITUDE 4.4 (GS)
dep = 24.6 +/- 11.0
64 km (40 miles) W of Liberia, Costa Rica (pop 38,000)
95 km (59 miles) SSW of Rivas, Nicaragua (pop 30,000)
224 km (139 miles) WNW of SAN JOSE, Costa Rica
1716 km (1065 miles) ESE of MEXICO CITY, D.F., Mexico
nph = 36 of 42 se = 1.20 FE=077 A
error ellipse = (218.0, 17.0, 31.6;117.0, 32.0, 16.4;333.0, 52.0, 13.4)
mb = 4.4 ( 36) ML = 4.1 ( 8) mblg = 3.7 ( 6) md = 4.3 ( 2) MS = 0.0 ( 0)
sta phase arrival res dist azm amp per mag amp per mag sta
JTS ePn 07:58:53.06 0.5 1.1 106 d:2.4+2 4.3 L:1.0+1 .80 4.2 JTS
g:5.5-1 .77 3.6
HDC ePn 07:59:06.50 1.8 2.0 107 d:1.7+2 4.3 L:1.3+1 .90 4.7 HDC
g:6.4-1 .80 3.9
ESPN ePn 07:59:11.59 2.2 2.3 46 L:2.0+0 1.0 4.1 g:2.9-1 .85 3.7 ESPN
TGUH ePn 07:59:27.98 0.0 3.7 341 L:2.9-1 1.5 3.7 TGUH
BCIP ePn 08:00:05.05 1.5 6.3 103 BCIP
LNIG eP 08:02:53.33 -0.8 19.1 320 b:6.5+0 1.0 3.8 LNIG
152A eP 08:03:27.35 2.1 22.0 3 b:2.4+1 .95 4.6 152A
154A eP 08:03:28.57 2.5 22.1 7 b:4.4+1 1.0 4.8 154A
Z50A eP 08:03:32.02 0.8 22.6 0 b:1.2+1 1.0 4.3 Z50A
GOGA eP 08:03:34.86 0.8 22.8 6 b:7.7+0 .90 4.2 GOGA
SMRT eP 08:03:36.52 -3.9 23.4 69 b:1.6+1 .80 4.6 SMRT
Y49A eP 08:03:36.87 -0.7 23.2 359 b:1.1+1 .90 4.4 Y49A
Y52A eP 08:03:37.42 -0.9 23.2 4 b:1.7+1 .95 4.6 Y52A
HODGEeP 08:03:42.81 -0.8 23.8 8 b:1.1+1 .74 4.5 HODG
SWET eP 08:03:45.55 -4.8 24.5 0 b:1.2+1 .82 4.5 SWET
JSC eP 08:03:45.56 0.1 24.0 10 b:1.2+1 .74 4.5 JSC
PLAL eP 08:03:49.35 0.5 24.3 356 b:7.0+0 1.0 4.2 PLAL
BG3 eP 08:03:49.61 -0.2 24.4 6 b:1.5+1 .78 4.6 BG3
W52A eP 08:03:50.17 0.3 24.5 4 b:1.5+1 .80 4.6 W52A
UALR eP 08:03:51.38 -1.1 24.8 348 b:1.5+1 1.0 4.5 UALR
TX31 eP 08:03:51.98 -2.2 24.9 321 TX31
eP 08:03:53.50 -0.5
MIAR eP 08:03:52.05 -1.1 24.8 345 b:9.2+0 .95 4.4 MIAR
CPCT eP 08:03:52.77 0.0 24.8 3 b:6.1+0 .80 4.3 CPCT
W41B eP 08:03:54.12 -1.7X 25.1 348 b:1.0+1 1.1 4.4 W41B
TKL eP 08:03:54.23 -0.9 25.0 4 b:8.2+0 1.0 4.3 TKL
V48A eP 08:03:54.66 -0.5 25.0 359 b:8.2+0 1.0 4.3 V48A
WHAR eP 08:03:56.11 -0.8 25.2 348 b:8.2+0 1.0 4.3 WHAR
V53A eP 08:03:56.15 0.1 25.1 6 b:9.7+0 1.0 4.4 V53A
V51A eP 08:03:56.25 0.2 25.1 3 b:9.2+0 .70 4.5 V51A
V52A eP 08:03:56.99 0.1 25.2 5 b:8.6+0 1.1 4.3 V52A
T47A eP 08:04:05.27 -1.2X 26.3 358 b:1.1+1 .90 4.5 T47A
WMOK eP 08:04:11.34 1.1X 26.7 336 b:1.1+1 1.1 4.4 WMOK
WCI eP 08:04:16.14 -1.3 27.5 360 b:1.4+1 1.0 4.6 WCI
Q51A eP 08:04:24.60 -0.9X 28.4 4 b:2.5+1 .75 5.0 Q51A
P53A eP 08:04:31.20 -0.1X 29.1 7 b:1.7+1 1.0 4.7 P53A
N49A eP 08:04:39.90 -1.8X 30.3 3 b:1.9+1 1.0 4.9 N49A
NV11 eP 08:06:02.75 -2.5 39.9 319 b:5.0-1 1.1 3.1 NV11
NV01 eP 08:06:06.40 0.3 40.0 319 NV01
MDPB eP 08:06:07.87 1.2 40.1 318 b:5.3+0 .98 4.2 MDPB
OMMB eP 08:06:07.92 1.7 40.0 318 b:1.2+0 1.1 3.5 OMMB
KVN eP 08:06:08.78 0.8 40.3 320 b:2.2+0 .98 3.8 KVN
Generated 2013 MAR 11 at 08:13 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
