Phase Data
8 MAY 2012 (129)
ot = 12:11:41.02 +/- 2.02 TONGA REGION
lat = -23.676 +/- 14.1
lon = -175.358 +/- 14.6 MAGNITUDE 4.7 (GS)
dep = 30.6 +/- 4.6
282 km (175 miles) S of NUKU`ALOFA, Tonga
480 km (298 miles) SE of Ndoi Island, Fiji
574 km (356 miles) SSW of Neiafu, Tonga
1741 km (1081 miles) NE of Auckland, New Zealand
nph = 76 of 77 se = 1.00 FE=174 A
error ellipse = (129.0, 6.0, 23.8;219.0, 1.0, 20.0;324.0, 83.0, 6.4)
mb = 4.7 ( 53) ML = 5.2 ( 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
RAO ee 12:12:54.63 0.0X 6.0 202 L:1.9+0 1.0 5.3 RAO
MSVF ePn 12:13:45.85 3.2 8.5 313 MSVF
AFI ePn 12:14:00.63 -6.1 10.3 20 AFI
eSn 12:15:52.12 S res = -9.0
RAR ePn 12:14:57.33 -8.4 14.6 83 RAR
AS31 eP 12:20:01.73 -2.2 46.3 259 b:1.2+0 .90 3.9 AS31
WB2 eP 12:20:03.82 -3.2 46.6 264 b:2.0+1 1.0 5.0 WB2
WRAB eP 12:20:03.85 -3.1 46.6 264 b:1.8+1 1.0 5.0 WRAB
FITZ eP 12:21:08.31 -2.2 55.1 264 b:1.1+1 1.0 4.8 FITZ
SOEI eP 12:21:37.93 -1.0 59.1 273 b:5.8+1 1.1 5.6 SOEI
QSPA eP 12:22:26.93 -0.2 66.4 180 b:1.1+1 1.3 4.8 QSPA
ASAJ eP 12:23:35.14 0.6 77.7 330 b:1.6+1 .90 5.1 ASAJ
MAW eP 12:23:43.77 -0.1 79.4 199 b:2.2+0 1.1 4.1 MAW
YSS eP 12:23:46.75 0.5 79.8 332 b:2.8+1 1.0 5.2 YSS
PETK eP 12:23:47.69 0.8 80.0 344 PETK
KS01 eP 12:23:51.83 -0.5 80.9 318 KS01
WAKR eP 12:23:53.43 0.1 81.1 41 b:6.5+0 1.0 4.6 WAKR
PNTR eP 12:23:54.85 0.0 81.3 41 b:7.6+0 1.0 4.7 PNTR
BEKR eP 12:23:54.91 -0.1 81.4 40 b:8.5+0 1.3 4.6 BEKR
YERR eP 12:23:55.73 0.1 81.5 41 b:6.3+0 1.2 4.5 YERR
VCNR eP 12:23:55.99 0.6 81.4 41 b:3.7+0 .98 4.4 VCNR
NV01 eP 12:23:56.41 -0.4 81.7 42 NV01
NV11 eP 12:23:57.53 0.3 81.8 42 b:4.0-1 1.1 3.4 NV11
KVN eP 12:24:00.09 0.7 82.2 42 b:5.3+0 1.1 4.5 KVN
MOD eP 12:24:02.10 0.0 82.7 38 b:7.1+0 1.2 4.6 MOD
W13A eP 12:24:03.52 2.4 82.5 47 b:2.8+0 1.0 4.3 W13A
K05A eP 12:24:04.28 1.1 83.0 37 b:1.9+1 1.2 5.1 K05A
BMN eP 12:24:06.56 0.0 83.6 41 b:3.2+0 .90 4.5 BMN
PINE eP 12:24:07.26 0.6 83.6 36 b:9.1+0 1.0 4.9 PINE
X16A eP 12:24:09.15 1.5 83.8 48 X16A
epP 12:24:14.80 depth = -0.1
WVOR eP 12:24:09.26 0.6 84.0 39 b:9.3+0 1.1 4.9 WVOR
LCMT eP 12:24:09.70 0.8 84.0 45 b:4.6+0 .98 4.6 LCMT
CCUT eP 12:24:11.12 0.9 84.3 45 b:4.9+0 .92 4.7 CCUT
KNB eP 12:24:11.16 0.8 84.3 46 b:7.6+0 1.1 4.8 KNB
U15A eP 12:24:11.57 1.0 84.3 46 b:7.4+0 1.0 4.8 U15A
WUAZ eP 12:24:11.72 0.8 84.4 48 b:5.2+0 1.2 4.6 WUAZ
J08A eP 12:24:12.19 0.1 84.7 38 b:7.8+0 1.0 4.8 J08A
SZCU eP 12:24:12.52 1.3 84.5 45 b:8.5+0 1.3 4.8 SZCU
G08A eP 12:24:16.12 -0.8 85.7 36 b:5.5+0 1.0 4.7 G08A
MTPU eP 12:24:16.39 0.8 85.3 45 b:5.9+0 1.0 4.7 MTPU
MSU eP 12:24:17.38 0.6 85.6 45 MSU
TX31 eP 12:24:21.33 -1.0 86.7 56 TX31
eP 12:24:21.46 -1.0
TMUT eP 12:24:22.19 0.1 86.7 45 b:8.8+0 1.1 4.9 TMUT
LAZ eP 12:24:22.96 0.4 86.8 51 LAZ
SRU eP 12:24:23.79 0.2 87.0 45 b:6.8+0 1.1 4.8 SRU
P17A eP 12:24:24.55 0.7 87.1 45 b:4.4+0 .98 4.7 P17A
PV09 eP 12:24:24.72 -1.8 87.6 46 PV09
PV10 eP 12:24:25.21 -1.3 87.6 46 PV10
ANMO eP 12:24:26.95 0.7 87.5 50 b:3.8+0 1.0 4.6 ANMO
S22A eP 12:24:31.57 -0.4 88.7 48 b:2.9+0 1.1 4.5 S22A
TRF eP 12:24:31.61 -1.2 89.1 11 b:4.1+0 .72 4.9 TRF
RND eP 12:24:33.77 0.1 89.3 12 b:1.0+1 1.1 5.0 RND
PDAR eP 12:24:34.56 -1.5 89.6 42 PDAR
SDCO eP 12:24:35.84 -0.3 89.6 48 b:2.9+0 1.0 4.5 SDCO
SMCO eP 12:24:36.08 1.0 89.4 46 b:2.9+0 1.2 4.5 SMCO
BOZ eP 12:24:38.08 0.5 90.0 39 b:6.6+0 1.2 4.7 BOZ
WRH eP 12:24:38.20 -0.6 90.4 12 b:7.6+0 1.1 4.9 WRH
RIDG eP 12:24:38.59 -0.2 90.4 13 b:8.8+0 1.3 4.9 RIDG
CCB eP 12:24:38.87 -0.9 90.6 12 b:3.7+0 1.0 4.6 CCB
DOT eP 12:24:39.15 0.0 90.4 13 b:1.4+1 1.0 5.2 DOT
IL1 eP 12:24:39.78 -1.3 90.9 12 IL1
MDM eP 12:24:39.88 -0.9 90.8 11 b:5.7+0 1.1 4.8 MDM
RLMT eP 12:24:41.11 -1.7 91.1 40 b:5.8+0 1.4 4.7 RLMT
CM01 eP 12:24:54.41 0.4 93.4 288 CM01
RSSD eP 12:24:55.18 0.0 93.8 43 b:7.2+0 1.0 5.0 RSSD
CHTO eP 12:24:55.47 0.7 93.6 289 b:7.4+0 .90 5.1 CHTO
MBAR ePKPbc 12:31:15.12 -0.6 145.0 230 MBAR
KWP ePKPbc 12:31:28.77 -0.7 150.5 336 KWP
ECH ePKPdf 12:31:29.94 -1.4 155.4 356 ECH
CLL ePKPbc 12:31:31.55 -0.6 151.7 349 CLL
BUR04ePKPbc 12:31:31.70 0.8 151.0 330 BUR0
ePKPab 12:31:37.75 -0.7
MORC ePKPbc 12:31:32.94 -0.2 152.1 342 MORC
KHC ePKPab 12:31:49.15 -0.1 153.6 347 KHC
LIT ePKPab 12:32:07.60 0.3 157.8 321 LIT
Generated 2012 MAY 8 at 12:36 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
