29 SEP 2009 (272)
ot = 18:57:58.71 +/- 0.18 TONGA
lat = -16.100 +/- 5.7
lon = -173.037 +/- 5.4 MAGNITUDE 5.1 (GS)
dep = 10.0 (geophysicist)
80 km (50 miles) ESE of Hihifo, Tonga (pop 2,000)
290 km (180 miles) SSW of APIA, Samoa
605 km (375 miles) NNE of NUKU'ALOFA, Tonga
2595 km (1610 miles) NNE of Auckland, New Zealand
nph = 81 of 87 se = 0.83 FE=173 A
error ellipse = (137.9, 0.0, 9.2; 47.9, 0.0, 4.5; 0.0, 0.0, 0.0)
mb = 5.1 ( 59) ML = 0.0 ( 0) mblg = 4.4 ( 2) md = 0.0 ( 0) MS = 0.0 ( 0)
sta phase arrival res dist azm amp per mag amp per mag sta
RAR qPn 19:01:03.90 -7.3X 13.6 114 RAR
URZ eP 19:03:11.40 0.4 23.7 200 g:4.5-2 .68 4.4 b:3.8+1 .52 5.2 URZ
SNZO eP 19:03:41.82 -1.3 27.3 200 b:9.9+1 1.2 5.4 SNZO
KHZ eP 19:03:56.49 1.0 28.6 201 g:4.8-2 .98 4.4 b:2.4+1 .52 5.2 KHZ
RPZ eP 19:04:13.46 0.0 30.7 203 b:3.2+1 .58 5.4 RPZ
EIDS eP 19:04:47.33 -1.7 34.7 249 b:2.1+1 1.1 4.9 EIDS
ARMA eP 19:04:53.30 -0.8 35.3 240 b:1.4+1 .58 5.0 ARMA
CTAO eP 19:05:24.03 -0.2 38.8 258 b:1.1+1 .92 4.6 CTAO
PMG eP 19:05:29.63 1.1 39.3 275 b:4.9+1 1.0 5.1 PMG
COEN eP 19:05:53.15 0.3 42.3 267 b:6.2+1 .55 5.6 COEN
STKA eP 19:06:05.86 -0.7 44.0 241 b:9.3+0 .93 4.6 STKA
WRAB eP 19:06:52.94 -0.9 50.0 257 b:3.8+1 1.1 5.3 WRAB
AS31 eP 19:06:54.04 -1.4 50.2 252 AS31
FORT eP 19:07:32.33 -1.3 55.4 244 b:5.0+1 .80 5.6 FORT
FITZ eP 19:07:54.70 -0.3 58.4 258 b:1.5+1 1.0 5.0 FITZ
VNDA eP 19:08:25.14 1.7 62.7 186 b:6.9+0 .88 4.9 VNDA
SBA eP 19:08:25.15 2.6X 62.6 185 b:2.0+1 1.1 5.2 SBA
MBWA eP 19:08:28.99 -0.6 63.5 254 b:3.7+1 1.0 5.5 MBWA
NWAO eP 19:08:35.89 -0.7 64.6 241 b:3.6+1 1.0 5.5 NWAO
CASY eP 19:09:10.17 0.4 69.9 205 b:1.7+1 1.2 5.0 CASY
MAJO qP 19:09:11.40 2.6X 69.7 320 MAJO
SAO eP 19:09:21.25 0.7 71.6 42 b:2.5+1 1.1 5.2 SAO
ASAJ eP 19:09:27.78 3.2X 72.3 328 b:7.1+1 2.0 5.4 ASAJ
ISA eP 19:09:28.53 0.1 72.9 44 b:5.9+1 1.7 5.4 ISA
CMB eP 19:09:28.70 -0.5 73.1 41 b:1.1+1 .30 5.4 CMB
WDC eP 19:09:30.71 0.2 73.3 38 b:7.3+1 1.9 5.4 WDC
PEA0BeP 19:09:31.31 0.5 73.4 342 PEA0
KKM qP 19:09:32.85 1.3 73.4 281 b:2.3+1 .98 5.2 KKM
GSC eP 19:09:33.45 -0.4 73.8 45 b:1.2+1 .98 4.9 GSC
WAKR eP 19:09:34.66 0.1 73.9 41 b:1.4+1 .62 5.2 WAKR
YBH eP 19:09:35.03 0.7 73.9 37 b:1.8+1 .80 5.2 YBH
QSPA eP 19:09:35.12 1.0 73.9 180 b:2.0+1 .88 5.2 QSPA
BEKR eP 19:09:35.23 -0.7 74.2 40 b:5.9+0 .83 4.6 BEKR
GLA eP 19:09:36.15 1.3 74.0 48 b:1.1+1 .95 4.9 GLA
HUMO eP 19:09:37.65 1.0 74.4 36 b:3.7+1 1.5 5.2 HUMO
NV11 eP 19:09:38.77 -0.2 74.7 42 NV11
MOD eP 19:09:43.57 0.4 75.5 38 b:6.5+1 .75 5.8 MOD
R11A eP 19:09:48.07 -0.3 76.3 43 R11A
BMN eP 19:09:49.22 0.3 76.5 41 b:1.1+1 1.0 4.9 BMN
WVOR qP 19:09:51.47 0.8 76.8 38 b:8.3+0 .75 4.9 WVOR
CCUT eP 19:09:52.87 -1.5 77.4 45 b:2.5+1 1.4 5.1 CCUT
LON eP 19:09:55.36 -0.1 77.7 33 b:1.0+1 .84 4.9 LON
ELK eP 19:09:55.99 -1.1 77.9 41 b:1.6+3 3.8 6.5X ELK
KSM eP 19:09:56.45 0.7 77.6 275 b:4.5+1 1.0 5.5 KSM
PGC eP 19:09:57.58 0.1 78.1 31 b:2.1+0 .95 4.2 PGC
MVU eP 19:10:01.69 0.3 78.6 44 b:1.7+1 .90 5.1 MVU
BMO eP 19:10:02.71 -0.1 79.0 37 b:2.5+1 1.4 5.0 BMO
BMRM eP 19:10:06.88 -1.7 80.1 14 b:5.6+1 1.2 5.4 BMRM
DIV eP 19:10:07.88 -0.1 80.0 13 b:3.6+1 1.0 5.3 DIV
MDJ qP 19:10:08.15 1.0 79.8 322 MDJ
MNTX eP 19:10:10.55 -0.1 80.4 53 b:6.3+0 .78 4.7 MNTX
NEW eP 19:10:13.08 -1.1 81.1 34 b:6.3+0 .83 4.7 NEW
ANMO eP 19:10:13.25 -0.8 81.0 50 b:1.5+3 3.6 6.4X ANMO
PV01 qP 19:10:14.18 0.3 81.0 46 PV01
PAX eP 19:10:16.72 -0.4 81.7 12 b:7.9+0 1.0 4.7 PAX
MCK eP 19:10:17.25 0.0 81.7 11 b:4.0+1 1.0 5.5 MCK
CLNB qP 19:10:18.24 0.1 81.8 53 b:8.7-1 .24 4.4 CLNB
HYT eP 19:10:18.24 0.7 81.8 17 HYT
BSMT eP 19:10:19.20 -0.6 82.1 35 b:1.9+1 1.3 5.0 BSMT
MENT eP 19:10:19.35 0.5 82.1 13 MENT
DLBC qP 19:10:19.45 -0.5 82.2 21 DLBC
COLA eP 19:10:23.43 -0.2 83.0 11 b:2.3+2 1.0 6.3X COLA
IMA2 eP 19:10:23.69 -1.2 83.2 8 IMA2
SDCO eP 19:10:24.27 -0.1 82.9 48 b:5.9+0 .75 4.9 SDCO
MSTX eP 19:10:24.75 -1.5 83.3 52 MSTX
WALA eP 19:10:25.38 -0.4 83.3 35 b:1.7-1 .70 3.4X WALA
JCT qP 19:10:27.17 -3.8X 84.2 56 b:9.8+2 3.3 6.5X JCT
EGAK eP 19:10:30.19 0.2 84.2 13 EGAK
COLD eP 19:10:33.16 0.4 84.8 9 b:1.7+1 1.0 5.2 COLD
ABTX eP 19:10:35.01 -0.7 85.2 54 ABTX
EDM eP 19:10:39.47 0.7 85.9 31 EDM
WMOK eP 19:10:41.21 -1.7 86.6 53 b:2.8+0 .58 4.7 WMOK
BJT eP 19:10:42.03 1.6 86.2 313 b:2.5+1 .85 5.4 BJT
WHTX eP 19:10:42.38 -0.6 86.7 56 WHTX
ENH eP 19:10:47.73 0.2 87.6 302 b:8.9+0 .93 5.0 ENH
IPM eP 19:10:47.83 1.0 87.4 275 b:1.6+1 .68 5.4 IPM
INK eP 19:10:52.61 0.0 88.9 14 b:1.1+1 1.1 5.0 INK
PLCA qP 19:10:53.89 0.7 88.8 132 b:5.4+0 .97 4.8 PLCA
TEIG eP 19:11:02.30 0.0 90.7 69 b:1.5+1 1.0 5.2 TEIG
JTS eP 19:11:04.95 1.1 91.0 80 b:2.4+2 .90 6.5X JTS
SNAA eP 19:11:08.35 -0.1 92.2 177 b:1.1+1 1.1 5.1 SNAA
CHTO eP 19:11:15.29 1.0 93.3 289 b:6.0+1 .79 6.1 CHTO
BR131ePKPdf 19:17:40.26 0.2 146.9 321 BR13
ePKPbc 19:17:42.90 1.0X
GRFO ePKPdf 19:17:40.42 1.9 146.3 355 GRFO
BFO ePKPbc 19:17:44.39 0.3 147.8 358 BFO
CSS ePKPbc 19:17:49.82 0.2 149.8 313 CSS
Generated 2009 OCT 2 at 18:14 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
