Phase Data
12 JAN 2012 ( 12)
ot = 07:08:13.36 +/- 2.35 TONGA
lat = -18.061 +/- 16.3
lon = -173.107 +/- 15.1 MAGNITUDE 5.2 (GS)
dep = 35.1 +/- 1.9
113 km (70 miles) NE of Neiafu, Tonga (pop 3,000)
243 km (151 miles) SSE of Hihifo, Tonga
404 km (251 miles) NNE of NUKU`ALOFA, Tonga
2398 km (1489 miles) NNE of Auckland, New Zealand
nph = 52 of 59 se = 1.16 FE=173 A
error ellipse = (145.0, 0.0, 26.7; 55.0, 0.0, 21.1;274.0, 89.0, 2.9)
mb = 5.2 ( 34) 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 eP 07:12:39.27 0.3 19.6 255 b:3.7+1 .90 4.7 DZM
OUZ eP 07:12:52.01 0.6 20.8 212 b:9.4+1 .90 5.2 OUZ
BKZ eP 07:13:14.46 0.4 22.9 201 b:4.0+1 1.0 4.8 BKZ
eSn 07:17:37.20 S res = -1.1X
HIZ eP 07:13:16.09 1.7 22.9 205 b:1.9+2 1.0 5.5 HIZ
EIDS eP 07:14:53.18 -0.7 34.0 251 b:2.0+1 1.0 5.0 EIDS
ARMA eP 07:14:57.00 0.4 34.3 242 b:3.1+1 .85 5.3 ARMA
CAN eP 07:15:26.35 0.7 37.7 235 b:1.9+1 .90 5.0 CAN
CTAO eP 07:15:31.42 -0.3 38.4 260 b:3.2+1 .90 5.2 CTAO
PMG eP 07:15:40.75 0.0 39.5 277 b:4.1+1 .90 5.2 PMG
COEN eP 07:16:02.67 -0.2 42.1 269 b:3.7+1 .80 5.2 COEN
STKA eP 07:16:09.92 0.3 43.0 242 b:8.4+0 1.0 4.4 STKA
BBOO eP 07:16:47.44 0.1 47.8 242 b:1.9+2 1.9 5.8 BBOO
WB2 eP 07:17:00.15 -1.1 49.5 259 WB2
eP 07:17:00.35 -0.9
WRAB eP 07:17:00.60 -0.6 49.5 259 WRAB
AS01 eP 07:17:00.87 -0.4 49.6 254 AS01
AS31 eP 07:17:01.50 -0.1 49.6 254 b:3.9+1 .85 5.5 AS31
MTN eP 07:17:32.99 -0.3 53.8 267 b:2.2+1 .80 5.2 MTN
FORT eP 07:17:37.45 -0.5 54.5 245 b:9.9+2 1.3 6.7 FORT
SBA eP 07:18:18.31 -2.0 60.6 185 b:1.9+1 .80 5.3 SBA
SOEI eP 07:18:26.42 1.7 61.1 269 b:1.9+2 1.1 6.1 SOEI
MBWA eP 07:18:36.58 -0.1 62.9 255 b:6.4+1 1.0 5.7 MBWA
NWAO eP 07:18:40.59 -0.3 63.6 242 b:5.3+1 1.1 5.5 NWAO
LUWI eP 07:18:52.93 1.7 65.1 277 b:2.4+2 1.4 6.1 LUWI
MYLDMeP 07:19:30.78 1.1X 71.3 282 b:3.8+1 1.0 5.4 MYLD
PFO eP 07:19:50.88 2.0 74.5 46 b:1.2+1 1.2 4.8 PFO
XPFO eP 07:19:50.92 2.1 74.5 46 b:1.3+1 1.2 4.8 XPFO
KSM eP 07:20:08.05 0.8 77.7 276 b:8.5+1 1.2 5.7 KSM
KS01 eP 07:20:09.81 0.0 78.3 316 KS01
CTU eP 07:20:23.69 -4.1X 81.6 43 b:4.7+0 1.0 4.5 CTU
YNR eP 07:20:38.40 -4.0X 84.4 40 b:1.1+1 1.1 4.9 YNR
MAW eP 07:20:43.46 -3.2 85.4 199 b:4.7+0 .70 4.8 MAW
O20A epP 07:20:47.95 0.2 83.6 44 O20A
HKT eP 07:20:57.67 -4.0X 88.4 58 b:3.1+1 1.6 5.3 HKT
PSI eP 07:21:04.61 -0.4 88.9 273 b:2.9+1 1.4 5.4 PSI
W36A eP 07:21:05.07 -4.3X 90.0 53 b:2.3+1 1.3 5.3 W36A
KMBO ePKPdf 07:27:45.03 -2.5 144.6 240 KMBO
OJC ePKPdf 07:27:46.16 -2.9 146.3 345 OJC
CLL ePKPdf 07:27:46.35 -3.0 146.5 353 CLL
MORC ePKPdf 07:27:49.08 -1.6 147.2 347 MORC
BUR04ePKPdf 07:27:49.33 -1.0 146.9 337 BUR0
BUR08ePKPdf 07:27:49.34 -1.0 146.9 337 BUR0
KHC ePKPdf 07:27:51.10 -1.8 148.5 352 KHC
GEC2 ePKPdf 07:27:52.16 -1.2 148.8 351 GEC2
PSZ ePKPdf 07:27:52.24 -0.5 148.4 343 PSZ
MLR ePKPdf 07:27:52.78 -0.1 148.4 334 MLR
BR231ePKPdf 07:27:53.54 -0.2 148.8 319 BR23
BR131ePKPdf 07:27:53.57 0.5 148.4 318 BR13
BFO ePKPdf 07:27:55.56 0.7 149.8 358 BFO
ECH ePKPdf 07:27:55.78 0.7 149.9 360 ECH
TRI ePKPdf 07:27:59.18 1.1 151.8 350 TRI
FUORNePKPdf 07:28:00.02 2.3 151.4 355 FUOR
DIVS ePKPdf 07:28:00.28 2.1 151.8 340 DIVS
SENINePKPdf 07:28:00.34 2.0 151.8 359 SENI
TUE ePKPdf 07:28:00.81 2.8X 151.6 356 TUE
SSB ePKPdf 07:28:02.08 2.5 152.8 4 SSB
VTS ePKPbc 07:28:03.72 -1.1 151.9 334 VTS
BNI ePKPbc 07:28:07.55 0.0 153.1 0 BNI
Generated 2012 JAN 12 at 07:31 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
