Phase Data
4 NOV 2011 (308)
ot = 22:01:12.39 +/- 0.95 TONGA
lat = -16.181 +/- 25.6
lon = -175.149 +/- 17.8 MAGNITUDE 4.3 (GS)
dep = 302.6 +/- 10.5
152 km (94 miles) W of Hihifo, Tonga (pop 2,000)
300 km (186 miles) NNW of Neiafu, Tonga
548 km (340 miles) N of NUKU`ALOFA, Tonga
2498 km (1551 miles) NNE of Auckland, New Zealand
nph = 43 of 43 se = 0.47 FE=173 B
error ellipse = (150.0, 11.0, 44.5; 58.0, 5.0, 19.2;302.0, 77.0, 13.6)
mb = 4.3 ( 31) ML = 4.5 ( 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 22:02:18.05 -0.4 4.0 56 L:8.5-1 .80 4.6 AFI
MSVF ePn 22:02:50.78 0.6 6.7 256 MSVF
FUNA ePn 22:03:23.92 0.7 9.4 323 FUNA
RAO ePn 22:04:09.89 0.0 13.3 191 RAO
ARMA eP 22:07:24.46 0.2 33.5 239 b:7.6+0 .70 4.3 ARMA
STKA eP 22:08:36.42 0.1 42.2 240 b:1.6+0 .80 3.3 STKA
WB2 eP 22:09:21.35 -0.7 48.0 258 WB2
eP 22:09:22.02 -0.1
WRAB eP 22:09:22.06 0.1 48.0 258 b:1.3+1 1.0 4.2 WRAB
AS01 eP 22:09:22.99 -0.7 48.2 253 AS01
AS31 eP 22:09:23.65 -0.3 48.3 253 b:5.2+0 .45 4.2 AS31
MTN eP 22:09:51.97 0.2 52.0 266 b:1.9+1 .95 4.5 MTN
SOEI eP 22:10:42.90 -0.1 59.2 268 b:3.9+1 .80 5.0 SOEI
JAGI eP 22:11:46.86 -0.7 69.2 267 b:2.6+1 1.0 4.9 JAGI
ISA eP 22:12:17.38 -0.3 74.4 45 b:7.3+0 1.0 4.3 ISA
CMB eP 22:12:17.92 -0.1 74.5 42 b:8.0+0 1.0 4.4 CMB
YBH eP 22:12:22.79 0.4 75.2 38 b:3.9+1 2.0 4.8 YBH
GSC eP 22:12:23.04 -0.1 75.3 46 b:1.6+1 1.3 4.6 GSC
BEKR eP 22:12:24.29 -0.1 75.6 41 b:5.6+0 1.0 4.2 BEKR
PNTR eP 22:12:24.92 0.3 75.6 42 b:8.8+0 .90 4.5 PNTR
TPNV eP 22:12:30.42 0.2 76.6 45 b:4.7+0 .85 4.3 TPNV
SHPR eP 22:12:33.50 0.4 77.1 46 b:3.2+0 .76 4.1 SHPR
Y14A eP 22:12:34.55 0.3 77.3 49 b:5.3+1 1.1 5.2 Y14A
X16A eP 22:12:42.62 0.7 78.7 49 b:1.1+1 .75 4.8 X16A
MTPU eP 22:12:49.57 0.9 79.9 46 b:2.0+1 1.9 4.6 MTPU
BMO eP 22:12:49.81 -0.1 80.3 38 b:5.9+0 1.1 4.3 BMO
MFID eP 22:12:50.40 -0.1 80.4 40 b:5.2+0 1.2 4.2 MFID
HLID eP 22:12:55.90 0.4 81.3 40 b:4.2+0 .90 4.3 HLID
SRU eP 22:12:57.78 0.6 81.6 45 b:5.1+0 .90 4.3 SRU
MNTX eP 22:12:59.42 -0.1 82.0 54 b:3.3+0 .65 4.3 MNTX
BNM eP 22:13:00.27 0.1 82.1 51 BNM
TX31 eP 22:13:01.60 0.0 82.4 57 TX31
eP 22:13:02.07 0.4
ANMO eP 22:13:02.33 -0.1 82.6 51 b:4.1+0 .85 4.3 ANMO
MCMT eP 22:13:04.29 0.3 82.9 40 MCMT
IL1 eP 22:13:05.74 -0.6 83.5 12 IL1
LOHW eP 22:13:07.96 0.0 83.7 41 b:8.0+0 1.4 4.4 LOHW
BW06 eP 22:13:07.99 -1.3 84.0 43 BW06
IMW eP 22:13:08.00 0.3 83.6 41 b:5.7+0 .85 4.4 IMW
PD31 eP 22:13:08.67 -0.7 84.0 43 PD31
YHH eP 22:13:09.39 -0.8 84.1 40 b:6.6+0 1.3 4.3 YHH
BOZ eP 22:13:09.57 -0.1 84.1 39 b:4.9+0 1.0 4.3 BOZ
CM01 eP 22:13:45.74 1.5 91.2 289 CM01
Generated 2011 NOV 4 at 22:19 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
