Phase Data
3 OCT 2011 (276)
ot = 05:10:32.72 +/- 1.88 TONGA
lat = -21.480 +/- 6.4
lon = -174.350 +/- 13.5 MAGNITUDE 4.8 (GS)
dep = 39.3 +/- 5.3
96 km (60 miles) ESE of NUKU`ALOFA, Tonga (pop 37,000)
315 km (196 miles) S of Neiafu, Tonga
461 km (286 miles) ESE of Ndoi Island, Fiji
2003 km (1244 miles) NE of Auckland, New Zealand
nph = 52 of 53 se = 0.93 FE=173 A
error ellipse = ( 77.0, 1.0, 21.1;346.0, 41.0, 11.3;168.0, 48.0, 3.9)
mb = 4.8 ( 31) ML = 5.1 ( 2) mblg = 4.0 ( 3) md = 0.0 ( 0) MS = 0.0 ( 0)
sta phase arrival res dist azm amp per mag amp per mag sta
AFI ePn 05:12:20.67 -4.8 7.9 18 L:3.8-1 .45 5.1 g:7.0-2 .95 3.7 AFI
MSVF ePn 05:12:32.76 5.3 8.1 296 MSVF
RAR ee 05:13:30.11 0.0X 13.6 92 RAR
DZM ePn 05:14:38.05 -0.2 17.8 265 b:7.2+1 1.6 4.6 DZM
BKZ eP 05:14:52.28 -2.1 19.3 202 b:1.0+2 2.0 4.8 BKZ
HIZ eP 05:14:55.07 0.2 19.3 206 b:2.1+2 1.6 5.2 HIZ
THZ eP 05:15:32.76 -0.3 22.9 205 b:1.6+2 1.9 5.2 THZ
LTZ eP 05:15:44.89 1.0 24.0 205 b:2.2+1 .92 4.7 LTZ
OXZ eP 05:15:47.48 -1.4 24.6 204 b:4.8+1 1.3 4.9 OXZ
RPZ eP 05:15:55.16 -0.2 25.3 205 b:5.4+1 1.5 4.9 RPZ
FOZ eP 05:15:57.98 -0.6 25.6 207 b:3.9+2 1.9 5.6 FOZ
LBZ eP 05:16:05.22 1.7 26.2 206 b:5.0+1 1.3 4.9 LBZ
WKZ eP 05:16:12.04 0.9 27.0 207 b:3.5+2 1.9 5.7 WKZ
MLZ eP 05:16:19.22 0.8 27.8 207 b:6.7+1 1.7 5.0 MLZ
DCZ eP 05:16:22.62 -0.1 28.3 208 b:4.3+1 1.2 5.0 DCZ
WHZ eP 05:16:22.78 0.0 28.3 207 b:1.3+2 1.9 5.3 WHZ
CTAO eP 05:17:35.29 -1.7 36.8 265 b:9.3+0 1.0 4.6 CTAO
AS01 eP 05:19:02.87 -2.1 47.6 257 AS01
AS31 eP 05:19:03.45 -1.8 47.6 257 b:2.6+0 .90 4.2 AS31
WB2 eP 05:19:03.90 -3.0 47.8 262 b:1.8+1 1.0 5.0 WB2
eP 05:19:04.06 -2.8
VNDA eP 05:20:15.72 -0.1 57.3 186 b:5.1+0 1.4 4.4 VNDA
WAKR eP 05:22:32.36 0.6 78.8 41 b:1.4+1 1.5 4.7 WAKR
BEKR eP 05:22:33.61 0.2 79.1 39 b:1.2+1 1.6 4.6 BEKR
KS01 eP 05:22:38.34 0.7 79.9 317 KS01
U15A eP 05:22:50.08 0.2 82.1 46 b:1.1+1 1.5 4.7 U15A
SZCU eP 05:22:50.49 0.1 82.3 45 b:7.7+0 1.4 4.5 SZCU
KNB eP 05:22:50.61 1.0 82.1 45 b:3.0+1 1.9 5.0 KNB
MYKOMeP 05:22:54.76 0.1 83.0 275 b:1.9+1 .80 5.2 MYKO
MSU eP 05:22:57.36 1.2 83.4 44 MSU
BMO eP 05:22:58.17 -0.9 84.0 37 b:1.9+1 1.9 4.9 BMO
TMUT eP 05:23:01.72 0.1 84.4 44 b:1.6+1 1.4 4.9 TMUT
MNTX eP 05:23:01.91 -0.2 84.6 53 b:8.6+0 1.6 4.6 MNTX
D08A eP 05:23:02.29 0.9 84.5 35 b:4.8+1 2.0 5.3 D08A
F10A eP 05:23:02.72 0.0 84.7 36 b:8.8+0 1.2 4.8 F10A
TX31 eP 05:23:03.40 0.4 84.7 56 TX31
SRU eP 05:23:03.90 0.7 84.8 45 b:4.7+0 .76 4.7 SRU
HLID eP 05:23:04.23 0.6 84.9 39 b:4.7+0 1.3 4.5 HLID
BNM eP 05:23:04.60 0.7 84.9 51 BNM
ANMO eP 05:23:06.55 0.2 85.4 50 b:8.0+0 1.3 4.8 ANMO
IL1 eP 05:23:20.35 -0.4 88.6 11 IL1
CM01 eP 05:23:46.44 1.0 93.6 288 CM01
KIEV ePKPdf 05:30:05.53 -0.8 145.5 333 KIEV
AK11 ePKPdf 05:30:05.77 -0.6 145.5 333 AK11
AKBB ePKPdf 05:30:05.77 -0.6 145.5 333 AKBB
CLL ePKPbc 05:30:17.90 -0.1 149.7 351 CLL
MORC ePKPbc 05:30:19.74 0.3 150.2 344 MORC
BR231ePKPbc 05:30:19.74 -0.8 150.5 314 BR23
MLR ePKPbc 05:30:21.23 0.1 150.8 330 MLR
KHC ePKPbc 05:30:22.45 -0.4 151.7 349 KHC
GEA0 ePKPbc 05:30:23.32 -0.2 151.9 349 GEA0
ePKPab 05:30:32.70 -0.1
GEC2 ePKPbc 05:30:24.80 1.2 151.9 349 GEC2
Generated 2011 OCT 3 at 07:18 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
