Phase Data
20 AUG 2011 (232)
ot = 16:55:02.50 +/- 2.62 VANUATU
lat = -18.260 +/- 8.7
lon = 168.069 +/- 9.9 MAGNITUDE 7.5 (GS)
dep = 40.6 +/- 5.2
64 km (40 miles) SSW of PORT-VILA, Efate, Vanuatu (pop 30,000)
190 km (118 miles) NW of Isangel, Tanna, Vanuatu
316 km (196 miles) SSE of Luganville, Espiritu Santo, Vanuatu
1849 km (1148 miles) ENE of BRISBANE, Queensland, Australia
nph = 63 of 63 se = 1.29 FE=186 A
error ellipse = ( 42.0, 26.0, 15.4;305.0, 14.0, 15.1;190.0, 59.0, 1.1)
mb = 6.2 ( 52) 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
DZM ePn 16:55:58.65 -3.9 4.1 202 DZM
MSVF ePn 16:57:19.76 2.7 9.5 89 MSVF
HNR ePn 16:57:47.82 -0.3 11.8 317 HNR
FUNA ePn 16:58:26.44 1.1 14.5 50 FUNA
LHI ePn 16:58:38.19 -0.2 15.5 210 b:1.1+3 1.2 5.9 LHI
RAO ePn 16:58:54.18 -1.0 16.8 133 RAO
EIDS ePn 16:59:01.91 1.1 17.3 243 b:3.1+3 1.9 6.1 EIDS
OUZ eP 16:59:05.59 0.3 17.6 165 b:3.0+3 1.5 6.2 OUZ
ARMA eP 16:59:26.92 3.5 19.2 228 b:6.3+2 1.1 5.8 ARMA
AFI eP 16:59:29.44 -0.7 19.8 80 b:2.2+3 1.4 6.3 AFI
TARA eP 16:59:31.46 -1.1 20.1 14 b:4.6+3 1.5 6.6 TARA
HIZ eP 16:59:41.68 -1.1 21.0 165 b:3.0+3 1.2 6.5 HIZ
RABL eP 16:59:42.43 0.6 20.9 310 b:1.7+3 1.1 6.3 RABL
CTAO eP 16:59:42.99 3.7 20.7 261 b:6.9+2 1.0 6.0 CTAO
MXZ eP 16:59:45.37 0.5 21.2 157 b:7.1+2 1.0 6.0 MXZ
URZ eP 16:59:48.27 1.1 21.4 160 b:1.7+3 1.0 6.4 URZ
BKZ eP 16:59:54.90 0.8 22.1 162 b:8.9+2 1.0 6.1 BKZ
PMG eP 16:59:55.94 1.4 22.1 291 b:3.5+3 1.9 6.5 PMG
BFZ eP 17:00:07.27 -0.9 23.4 164 b:8.3+2 1.1 6.1 BFZ
SNZO eP 17:00:10.14 -0.2 23.7 168 b:2.0+3 1.4 6.4 SNZO
THZ eP 17:00:12.35 0.8 23.8 171 b:5.5+2 .82 6.1 THZ
CAN eP 17:00:14.81 1.5 24.0 221 b:1.1+3 1.3 6.2 CAN
KHZ eP 17:00:15.44 -2.7 24.5 170 b:7.0+2 1.1 6.1 KHZ
COEN eP 17:00:18.35 2.1 24.3 277 b:9.8+2 1.4 6.1 COEN
LTZ eP 17:00:20.29 0.4 24.7 173 b:6.7+2 .82 6.2 LTZ
OXZ eP 17:00:24.64 0.2 25.2 173 b:1.0+3 1.0 6.3 OXZ
FOZ eP 17:00:24.71 0.1 25.2 177 b:5.0+2 .82 6.1 FOZ
RPZ eP 17:00:25.64 -1.4 25.5 175 b:1.7+3 1.3 6.4 RPZ
CRLZ eP 17:00:25.91 -1.3 25.5 172 b:2.0+3 1.4 6.5 CRLZ
MQZ eP 17:00:26.72 -1.7 25.7 172 MQZ
LBZ eP 17:00:32.07 -0.5 26.1 177 b:4.7+2 1.3 5.9 LBZ
MANU eP 17:00:33.07 1.9 25.9 306 b:1.1+3 1.6 6.2 MANU
WKZ eP 17:00:36.55 0.4 26.5 179 b:5.6+2 1.1 6.1 WKZ
ODZ eP 17:00:38.27 -0.4 26.8 176 b:3.5+2 1.2 5.8 ODZ
KWAJ eP 17:00:39.81 0.0 26.9 359 b:2.7+2 1.0 5.8 KWAJ
DCZ eP 17:00:40.12 -1.6 27.1 181 b:4.4+2 1.1 6.0 DCZ
PATS eP 17:00:40.13 1.8 26.7 338 b:9.9+2 1.2 6.3 PATS
WHZ eP 17:00:44.38 -1.1 27.6 180 b:5.4+2 1.5 6.0 WHZ
STKA eP 17:00:44.49 -0.3 27.5 235 b:1.9+2 1.0 5.7 STKA
PYZ eP 17:00:46.91 -1.3 27.8 182 b:7.0+2 1.8 6.0 PYZ
RAR eP 17:01:11.73 0.8 30.4 101 b:7.1+2 1.8 6.1 RAR
TAU eP 17:01:13.11 4.0 30.2 211 b:4.3+2 1.4 6.0 TAU
WRAB eP 17:01:22.78 -1.3 31.9 261 b:2.5+2 1.2 5.9 WRAB
WB2 eP 17:01:23.67 -0.5 31.9 261 WB2
eP 17:01:23.81 -0.3
BBOO eP 17:01:26.88 0.4 32.2 237 b:5.7+2 1.1 6.3 BBOO
AS31 eP 17:01:27.07 -0.8 32.3 254 b:1.3+2 .75 5.9 AS31
AS01 eP 17:01:27.64 0.1 32.3 254 AS01
MTN eP 17:01:59.83 0.3 35.9 273 b:3.6+2 1.2 6.2 MTN
SAUI eP 17:02:09.66 -0.2 37.2 281 b:3.7+2 .90 6.3 SAUI
FAKI eP 17:02:17.71 -1.4 38.3 289 b:3.5+2 .90 6.2 FAKI
FORT eP 17:02:18.27 -0.9 38.3 243 b:3.9+3 .75 7.3 FORT
GUMO eP 17:02:25.10 -0.6 39.0 323 b:1.1+3 1.5 6.4 GUMO
XMAS eP 17:02:27.41 -2.0 39.5 63 b:4.5+2 1.1 6.2 XMAS
PPT eP 17:02:36.71 1.0 40.2 96 PPT
JOHN eP 17:02:41.75 -1.5 41.2 34 b:8.5+2 1.4 6.3 JOHN
SOEI eP 17:03:00.24 -0.2 43.2 275 b:9.1+2 1.3 6.3 SOEI
MMRI eP 17:03:18.17 0.0 45.5 276 b:5.1+2 1.1 6.3 MMRI
MBWA eP 17:03:18.39 0.4 45.5 258 MBWA
NWAO eP 17:03:34.97 -0.3 47.7 242 b:4.6+2 .95 6.5 NWAO
LUWI eP 17:03:34.98 0.0 47.6 286 b:7.8+2 1.0 6.7 LUWI
SBA eP 17:05:03.97 2.0 59.6 180 SBA
JOW eP 17:05:04.08 4.6 59.2 318 JOW
Generated 2011 AUG 20 at 17:07 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
