Phase Data
14 JAN 2012 ( 14)
ot = 00:46:46.32 +/- 1.12 TONGA REGION
lat = -18.437 +/- 11.9
lon = -171.846 +/- 11.5 MAGNITUDE 5.2 (GS)
dep = 14.3 +/- 5.4
219 km (136 miles) WNW of Niue Island
227 km (141 miles) E of Neiafu, Tonga
461 km (286 miles) NE of NUKU`ALOFA, Tonga
2425 km (1506 miles) NE of Auckland, New Zealand
nph = 42 of 42 se = 0.55 FE=174 A
error ellipse = (151.0, 8.0, 18.7;241.0, 2.0, 17.4;346.0, 81.0, 7.8)
mb = 5.2 ( 22) ML = 3.8 ( 2) 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
AFI ePn 00:47:54.95 0.7 4.5 1 L:2.3-1 3.2 3.9 AFI
RAR ePn 00:49:30.06 -2.7 11.7 106 RAR
KNTN ePn 00:50:25.11 -0.4 15.6 1 b:3.1+2 1.9 5.2 KNTN
DZM eP 00:51:24.59 -1.6 20.7 256 b:2.1+1 .70 4.6 DZM
OUZ eP 00:51:30.51 -0.2 21.1 215 b:8.4+1 1.5 4.9 OUZ
PPT eP 00:51:30.71 -1.0 21.2 91 PPT
MXZ eP 00:51:30.91 2.4 20.9 202 b:1.2+2 1.2 5.1 MXZ
TARA eP 00:52:06.92 -0.5 24.7 321 b:2.2+2 1.5 5.6 TARA
RPZ eP 00:52:46.62 0.7 29.0 206 b:2.4+2 1.9 5.6 RPZ
FOZ eP 00:52:48.70 -0.6 29.4 208 b:1.9+2 1.4 5.7 FOZ
LBZ eP 00:52:54.53 0.6 29.9 206 b:5.6+1 1.2 5.2 LBZ
EIDS eP 00:53:38.55 0.0 35.0 252 b:5.5+1 1.9 5.1 EIDS
JOHN eP 00:53:38.86 0.2 35.0 4 b:1.7+2 1.3 5.8 JOHN
PATS eP 00:54:09.37 -0.7 38.7 308 b:4.5+2 1.7 5.9 PATS
PTCN eP 00:54:14.38 0.0 39.2 107 b:2.9+2 .50 6.2 PTCN
CTAO eP 00:54:17.02 0.1 39.5 261 b:1.6+1 .80 4.8 CTAO
AIN eP 00:54:27.85 -0.4 40.9 24 AIN
HLP eP 00:54:27.96 -0.1 40.9 24 HLP
SDHHIeP 00:54:28.49 -0.4 41.0 24 SDHH
RIM eP 00:54:28.59 -0.4 41.0 24 RIM
KKO eP 00:54:28.64 -0.4 41.0 24 KKO
STCH eP 00:54:28.99 -0.3 41.0 25 STCH
UWE eP 00:54:29.07 0.0 41.0 24 UWE
PUH eP 00:54:29.13 0.2 41.0 24 PUH
NPOC eP 00:54:29.78 0.4 41.0 25 NPOC
JCUZ eP 00:54:30.41 1.0 41.0 25 JCUZ
HULD eP 00:54:31.57 1.6 41.1 25 HULD
HPAH eP 00:54:33.57 1.3 41.4 23 HPAH
HLK eP 00:54:35.69 -0.6 41.8 22 HLK
KIP eP 00:54:36.19 0.0 41.9 20 b:6.2+2 2.0 6.0 KIP
KEKH eP 00:54:36.23 -0.1 41.9 17 KEKH
WAKE eP 00:54:45.94 0.3 43.0 330 b:5.1+2 2.0 5.9 WAKE
MANU eP 00:54:46.63 -0.3 43.2 287 b:1.2+2 1.7 5.3 MANU
COEN eP 00:54:48.21 -0.2 43.3 269 b:7.2+0 1.0 4.4 COEN
STKA eP 00:54:51.61 -1.1 43.9 243 b:5.4+0 1.8 4.1 STKA
AS01 eP 00:55:45.19 0.0 50.6 254 AS01
WRAB eP 00:55:45.53 0.0 50.6 259 b:1.9+1 .85 5.1 WRAB
WB2 eP 00:55:45.65 0.1 50.6 259 WB2
eP 00:55:45.97 0.4
AS31 eP 00:55:46.22 0.7 50.6 254 b:1.6+0 .70 4.1 AS31
GSTR eP 00:58:00.14 0.9 70.3 357 GSTR
CCUT eP 00:58:46.50 0.4 78.3 44 b:2.2+0 .62 4.4 CCUT
Generated 2012 JAN 14 at 01:06 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
