Phase Data
27 SEP 2011 (270)
ot = 12:34:33.86 +/- 1.70 SOUTH OF TONGA
lat = -24.657 +/- 9.6
lon = -175.461 +/- 15.3 MAGNITUDE 4.8 (GS)
dep = 39.2 +/- 7.3
391 km (243 miles) S of NUKU`ALOFA, Tonga
554 km (344 miles) SE of Ndoi Island, Fiji
565 km (351 miles) NNE of Raoul Island, Kermadec Islands
1643 km (1020 miles) NE of Auckland, New Zealand
nph = 85 of 86 se = 0.84 FE=175 A
error ellipse = ( 97.0, 4.0, 23.5;188.0, 16.0, 14.7;352.0, 72.0, 10.7)
mb = 4.8 ( 41) ML = 5.0 ( 2) mblg = 4.1 ( 1) md = 0.0 ( 0) MS = 0.0 ( 0)
sta phase arrival res dist azm amp per mag amp per mag sta
RAO ePn 12:35:50.36 3.0 5.1 205 L:2.2+0 .60 5.1 g:3.6-1 .98 4.1 RAO
eSn 12:36:42.18 S res = -2.5
MSVF ePn 12:36:45.74 2.2 9.2 317 MSVF
AFI ePn 12:37:03.69 -8.4 11.2 19 AFI
eSn 12:38:59.14 S res = -17.4
RAR ePn 12:37:50.63 -10.6X 14.9 80 RAR
URZ ePn 12:37:56.63 -5.9 15.0 203 URZ
eSn 12:40:37.97 S res = -9.1
BKZ ePn 12:38:08.75 -7.2 16.0 203 b:2.5+1 1.2 4.2 BKZ
HIZ ePn 12:38:11.08 -5.9 16.1 208 b:1.4+2 1.7 4.8 HIZ
DZM ePn 12:38:29.14 2.6 16.8 275 b:6.0+1 1.2 4.6 DZM
SNZO eP 12:38:40.04 -6.8 18.5 204 b:1.2+2 1.3 4.9 SNZO
THZ eP 12:38:50.47 -8.4 19.6 207 b:1.0+2 1.8 4.8 THZ
KHZ eP 12:38:53.27 -8.8 19.9 205 b:1.5+2 1.9 5.0 KHZ
LTZ eP 12:39:06.88 -4.0 20.7 206 b:6.6+1 1.7 4.7 LTZ
OXZ eP 12:39:11.32 -5.4 21.3 206 b:5.7+1 1.5 4.7 OXZ
MQZ eP 12:39:14.91 -2.7 21.3 204 b:8.2+1 1.4 4.9 MQZ
RPZ eP 12:39:24.08 -0.4 22.0 207 b:7.1+1 1.6 4.8 RPZ
ODZ eP 12:39:37.56 -0.3 23.3 206 b:1.0+2 1.7 5.0 ODZ
WHZ eP 12:39:54.35 0.0 25.0 208 b:7.0+1 1.3 5.1 WHZ
CTAO eP 12:41:27.33 -0.8 35.6 270 b:2.6+1 1.1 5.1 CTAO
STKA eP 12:41:50.10 -0.8 38.3 249 b:3.6+0 1.4 4.0 STKA
PMG eP 12:41:52.69 -1.3 38.7 287 b:4.2+1 1.2 5.1 PMG
AS01 eP 12:42:51.25 -2.1 46.0 260 AS01
AS31 eP 12:42:51.90 -1.7 46.0 260 b:3.7+0 1.3 4.2 AS31
WB2 eP 12:42:54.97 -2.4 46.5 265 WB2
eP 12:42:55.10 -2.3
WRAB eP 12:42:55.03 -2.3 46.5 265 b:7.8+0 .75 4.7 WRAB
SBA eP 12:43:54.15 1.3 53.9 185 b:1.4+1 .90 5.0 SBA
VNDA eP 12:43:54.92 1.3 54.0 186 b:5.5+0 .95 4.6 VNDA
MAW eP 12:46:30.86 0.6 78.5 199 b:2.1+0 .75 4.2 MAW
CMB eP 12:46:44.29 -0.2 81.0 41 b:5.4+0 1.0 4.4 CMB
AFDM eP 12:46:46.06 0.3 81.2 40 AFDM
ORV eP 12:46:46.47 0.3 81.3 39 b:2.6+1 1.9 4.9 ORV
GSC eP 12:46:47.12 0.0 81.5 45 b:1.1+1 1.2 4.7 GSC
KS01 eP 12:46:49.62 2.1 81.6 318 KS01
WAKR eP 12:46:49.88 0.6 81.9 41 b:1.0+1 1.1 4.8 WAKR
TVH3 eP 12:46:51.09 0.4 82.1 42 b:5.3+0 1.1 4.5 TVH3
BEKR eP 12:46:51.16 0.2 82.2 40 b:1.3+1 1.4 4.7 BEKR
PNTR eP 12:46:51.24 0.5 82.1 41 b:9.2+0 .88 4.8 PNTR
TVH2 eP 12:46:51.34 0.3 82.2 42 b:1.0+1 .24 5.4 TVH2
YERR eP 12:46:51.85 0.4 82.3 41 b:1.0+1 1.1 4.8 YERR
LDFC eP 12:46:52.72 0.6 82.4 46 b:1.4+1 1.0 4.9 LDFC
PAHR eP 12:46:53.64 0.2 82.7 40 b:6.0+0 1.1 4.5 PAHR
TPNV eP 12:46:54.72 0.4 82.8 44 b:9.9+0 1.3 4.7 TPNV
SNAA eP 12:46:56.70 -2.1 83.8 178 SNAA
W13A eP 12:46:56.95 0.3 83.2 47 W13A
SHPR eP 12:46:57.10 0.5 83.3 45 b:5.8+0 1.2 4.5 SHPR
MOD eP 12:46:58.22 0.2 83.6 38 b:2.4+1 1.5 5.1 MOD
TUC eP 12:46:59.52 0.4 83.8 51 b:4.7+0 1.1 4.5 TUC
K05A eP 12:46:59.77 0.6 83.8 37 K05A
R11A eP 12:47:00.72 -0.2 84.1 43 R11A
WVOR eP 12:47:04.60 0.1 84.9 39 b:1.1+1 1.2 4.9 WVOR
LCMT eP 12:47:04.92 0.6 84.8 45 LCMT
CCUT eP 12:47:05.47 -0.2 85.0 45 CCUT
WUAZ eP 12:47:06.82 0.6 85.2 48 WUAZ
SZCU eP 12:47:07.42 0.8 85.2 45 SZCU
MSU eP 12:47:13.04 0.8 86.4 45 MSU
MNTX eP 12:47:16.44 -0.2 87.3 54 MNTX
TX31 eP 12:47:16.82 -0.4 87.4 56 TX31
TMUT eP 12:47:18.05 0.6 87.4 45 TMUT
LAZ eP 12:47:18.65 1.0 87.5 51 LAZ
SRU eP 12:47:18.85 -0.1 87.8 45 SRU
LNIG eP 12:47:21.18 -1.4 88.5 62 LNIG
ANMO eP 12:47:21.26 0.1 88.2 50 ANMO
PMR eP 12:47:21.88 0.1 88.5 12 PMR
TT01 eP 12:47:22.74 0.5 88.6 9 TT01
BMRM eP 12:47:24.09 0.4 88.9 15 BMRM
CAST eP 12:47:26.16 -1.2 89.7 10 CAST
S22A eP 12:47:27.15 0.1 89.4 48 S22A
TRF eP 12:47:28.56 -0.5 90.0 11 TRF
H17A eP 12:47:29.42 -3.4 90.7 41 H17A
RND eP 12:47:29.92 0.0 90.3 12 RND
SDCO eP 12:47:30.82 -0.4 90.3 48 SDCO
DLMT eP 12:47:31.00 1.3 90.1 39 DLMT
IMW eP 12:47:31.17 0.6 90.2 41 IMW
BOZ eP 12:47:33.30 0.2 90.8 39 BOZ
WALA eP 12:47:34.10 -2.4 91.6 35 WALA
YHH eP 12:47:34.63 1.5 90.8 40 YHH
WRH eP 12:47:34.80 -0.2 91.4 12 WRH
HDA eP 12:47:35.52 -0.2 91.5 12 HDA
DOT eP 12:47:35.57 0.3 91.4 14 DOT
IL1 eP 12:47:35.64 -1.6 91.9 12 IL1
MDM eP 12:47:36.36 -0.6 91.8 11 MDM
CHTO eP 12:47:49.31 1.8 93.8 289 CHTO
LAO eP 12:47:49.56 -0.5 94.5 40 LAO
Generated 2011 SEP 27 at 12:51 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
