Phase Data
4 JAN 2011 ( 4)
ot = 05:54:04.15 +/- 1.29 TONGA
lat = -15.952 +/- 13.4
lon = -173.128 +/- 15.9 MAGNITUDE 5.2 (GS)
dep = 34.9 +/- 1.9
65 km (40 miles) E of Hihifo, Tonga (pop 2,000)
280 km (175 miles) SSW of APIA, Samoa
615 km (380 miles) NNE of NUKU`ALOFA, Tonga
2610 km (1620 miles) NNE of Auckland, New Zealand
nph = 147 of 149 se = 0.64 FE=173 A
error ellipse = (124.0, 0.0, 27.0;214.0, 0.0, 16.7; 1.0, 89.0, 2.9)
mb = 5.2 (139) ML = 5.0 ( 2) mblg = 4.7 ( 2) md = 0.0 ( 0) MS = 0.0 ( 0)
sta phase arrival res dist azm amp per mag amp per mag sta
AFI ePn 05:54:35.61 -5.6 2.4 33 L:1.8+1 1.4 5.1 g:3.1+0 .98 4.7 AFI
RAR ePn 05:57:07.47 -8.5 13.7 115 RAR
OUZ eP 05:59:02.17 0.8 22.6 209 b:4.0+1 1.1 4.8 OUZ
URZ eP 05:59:12.88 -1.1 23.8 199 b:3.6+1 .66 5.0 URZ
BKZ eP 05:59:22.89 -0.5 24.8 200 b:2.0+1 .90 4.7 BKZ
HIZ eP 05:59:23.61 0.4 24.8 203 b:1.0+2 1.2 5.3 HIZ
THZ eP 05:59:57.14 1.7 28.4 202 b:2.1+1 .80 4.9 THZ
OXZ eP 06:00:09.85 -0.3 30.1 202 b:3.5+1 .64 5.3 OXZ
CAN eP 06:01:26.61 0.0 38.9 233 b:2.8+1 1.2 4.9 CAN
KIP eP 06:01:36.18 0.5 40.0 22 b:1.2+3 2.4 6.2 KIP
COEN eP 06:01:54.06 -0.1 42.2 267 b:1.7+1 1.0 4.7 COEN
WRAB eP 06:02:54.92 -0.2 50.0 257 b:3.3+1 1.3 5.2 WRAB
MTN eP 06:03:24.49 -0.4 54.0 266 b:1.8+1 .95 5.1 MTN
VNDA eP 06:04:26.22 0.1 62.9 186 b:1.1+2 2.3 5.6 VNDA
SAO eP 06:05:22.46 0.6 71.6 42 b:3.5+1 1.2 5.3 SAO
NSHM eP 06:05:24.95 1.0 71.9 40 NSHM
HOPS eP 06:05:25.29 1.3 71.9 39 b:6.3+1 1.3 5.4 HOPS
KMRM eP 06:05:27.77 1.3 72.3 38 b:7.6+1 1.1 5.6 KMRM
PFO eP 06:05:29.33 -2.0 73.1 47 PFO
eP 06:05:30.61 -0.7
OHCM eP 06:05:31.29 0.3 73.1 40 OHCM
ORV eP 06:05:31.59 -0.2 73.2 39 b:1.6+1 1.1 4.9 ORV
SLBS eP 06:05:31.61 -0.5 73.2 59 SLBS
epP 06:05:42.57 depth = 0.4
AFDM eP 06:05:31.89 0.3 73.2 40 b:1.9+1 1.1 5.0 AFDM
WDC eP 06:05:32.42 0.6 73.3 38 b:4.2+1 1.3 5.3 WDC
DAC eP 06:05:35.55 0.1 73.8 44 b:2.4+1 1.4 5.0 DAC
YBH eP 06:05:36.16 0.5 73.9 37 b:3.4+1 1.1 5.3 YBH
HUMO eP 06:05:38.66 0.7 74.3 36 b:4.4+1 1.2 5.3 HUMO
NV01 eP 06:05:38.82 -1.0 74.6 42 NV01
TPNV eP 06:05:43.10 0.3 75.1 44 b:1.8+1 1.1 5.0 TPNV
SHPR eP 06:05:45.49 -0.1 75.6 45 SHPR
K05A eP 06:05:46.00 0.5 75.6 37 b:7.0+1 1.1 5.6 K05A
BMN eP 06:05:50.56 0.3 76.4 41 b:2.4+1 1.2 5.1 BMN
TUC eP 06:05:51.06 -0.1 76.5 51 b:2.2+1 1.1 5.1 TUC
E03A eP 06:05:51.40 0.8 76.5 33 b:6.9+1 1.1 5.6 E03A
WVOR eP 06:05:51.90 0.0 76.7 38 b:3.1+1 1.2 5.2 WVOR
F04A eP 06:05:52.25 0.5 76.7 34 b:7.7+1 1.3 5.6 F04A
NLWA eP 06:05:53.81 0.9 76.9 32 b:3.2+1 1.1 5.2 NLWA
G06A eP 06:05:55.07 0.2 77.3 35 G06A
J08A eP 06:05:55.35 -0.1 77.4 38 b:4.9+1 1.3 5.4 J08A
CCUT eP 06:05:55.97 0.2 77.3 45 b:2.9+1 1.2 5.2 CCUT
LON eP 06:05:56.64 0.0 77.6 33 b:4.1+1 1.6 5.2 LON
WUAZ eP 06:05:58.00 0.4 77.7 47 b:1.5+1 1.1 4.9 WUAZ
D05A eP 06:05:58.15 0.6 77.8 33 b:1.2+2 1.2 5.8 D05A
ELK eP 06:05:58.55 0.2 77.8 41 b:2.6+1 1.3 5.1 ELK
PGC eP 06:05:59.16 0.5 78.0 31 b:4.1+1 1.2 5.3 PGC
G08A eP 06:06:00.22 -0.1 78.2 36 G08A
IMU eP 06:06:01.41 1.8 78.0 44 IMU
LTY eP 06:06:01.72 -0.1 78.5 34 b:2.1+1 1.2 5.0 LTY
E07A eP 06:06:01.80 0.1 78.5 34 E07A
HAWA eP 06:06:02.16 0.0 78.6 35 b:3.8+1 1.2 5.3 HAWA
W18A eP 06:06:03.29 0.3 78.7 48 b:1.0+2 2.5 5.4 W18A
MSU eP 06:06:03.35 0.4 78.6 44 MSU
BMO eP 06:06:03.50 -0.6 78.9 37 b:2.7+1 1.3 5.1 BMO
MFID eP 06:06:04.17 -0.2 79.0 39 b:2.2+1 1.2 5.0 MFID
DUG eP 06:06:05.29 0.1 79.1 43 b:2.2+1 1.1 5.0 DUG
D08A eP 06:06:06.12 0.0 79.3 34 b:5.0+1 1.2 5.4 D08A
PMR eP 06:06:06.50 -0.8 79.6 11 b:7.8+1 1.5 5.5 PMR
BGU eP 06:06:06.54 0.0 79.3 42 b:2.1+1 1.5 4.9 BGU
F10A eP 06:06:07.22 -0.7 79.6 36 b:2.7+1 1.1 5.2 F10A
NLU eP 06:06:07.54 0.2 79.4 43 b:1.4+1 1.2 4.8 NLU
GAMB eP 06:06:08.12 1.5 79.5 1 b:3.6+1 1.2 5.2 GAMB
B08A eP 06:06:08.55 -0.8 79.9 33 b:2.2+1 1.0 5.1 B08A
DIV eP 06:06:09.39 0.5 79.9 13 b:4.9+1 1.0 5.4 DIV
TMUT eP 06:06:09.52 0.8 79.7 44 b:4.2+1 1.1 5.3 TMUT
HVU eP 06:06:09.53 -0.4 79.9 41 b:1.9+1 1.2 5.0 HVU
HLID eP 06:06:09.59 0.0 79.9 39 b:2.4+1 1.1 5.1 HLID
C09A eP 06:06:10.22 -0.3 80.1 34 b:2.5+1 1.0 5.1 C09A
SRU eP 06:06:10.78 0.2 80.1 45 b:2.7+1 1.1 5.1 SRU
SCM eP 06:06:11.28 0.7 80.2 12 b:5.3+1 1.0 5.4 SCM
P17A eP 06:06:11.36 0.6 80.1 44 P17A
JLU eP 06:06:11.38 0.0 80.2 43 b:2.0+1 1.1 5.0 JLU
MNTX eP 06:06:11.67 -0.4 80.3 53 b:2.7+1 1.1 5.2 MNTX
MVCO eP 06:06:12.59 -0.6 80.5 47 b:1.9+1 1.2 4.9 MVCO
CAST eP 06:06:12.96 -0.8 80.8 9 b:3.8+1 1.6 5.1 CAST
BNM eP 06:06:13.29 0.3 80.5 51 BNM
P18A eP 06:06:13.43 0.3 80.5 44 P18A
LPM eP 06:06:13.61 0.3 80.5 50 LPM
TX31 eP 06:06:13.72 -0.5 80.7 56 TX31
PV10 eP 06:06:13.99 -0.2 80.7 46 PV10
PV05 eP 06:06:14.02 0.8 80.5 46 PV05
PV09 eP 06:06:14.52 0.3 80.7 46 PV09
PV01 eP 06:06:14.85 -0.4 80.9 46 PV01
ANMO eP 06:06:15.22 -0.3 81.0 50 b:3.2+1 1.3 5.1 ANMO
TRF eP 06:06:15.22 -0.5 81.1 10 b:3.0+1 .92 5.3 TRF
KTH eP 06:06:16.27 0.7 81.1 10 b:7.2+1 1.8 5.4 KTH
RND eP 06:06:16.72 0.0 81.3 11 b:4.9+1 1.0 5.4 RND
SKAG eP 06:06:16.95 1.1 81.2 19 b:4.6+1 1.2 5.3 SKAG
TNA eP 06:06:17.44 0.8 81.4 2 b:3.7+1 1.1 5.3 TNA
PAX eP 06:06:17.62 -0.5 81.6 12 b:3.7+1 1.4 5.2 PAX
AHID eP 06:06:17.79 -0.6 81.5 41 b:2.4+1 1.2 5.1 AHID
MCK eP 06:06:18.00 -0.1 81.6 11 b:4.5+1 .96 5.5 MCK
MCMT eP 06:06:18.44 0.1 81.5 39 MCMT
BWN eP 06:06:19.16 -0.7 82.0 10 b:8.0+1 1.0 5.7 BWN
MSO eP 06:06:20.00 -0.5 82.0 37 b:3.0+1 1.3 5.2 MSO
BSMT eP 06:06:20.40 -0.7 82.1 35 BSMT
TPAW eP 06:06:20.47 -0.4 82.0 41 b:2.5+1 1.2 5.1 TPAW
DLMT eP 06:06:20.78 0.3 82.0 38 b:3.1+1 1.3 5.2 DLMT
BW06 eP 06:06:20.79 -2.8 82.5 42 BW06
eP 06:06:22.75 -0.8
REDW eP 06:06:20.83 0.0 82.0 41 b:4.2+1 1.4 5.3 REDW
SWMT eP 06:06:21.34 -0.9 82.3 36 SWMT
MOOW eP 06:06:21.68 -0.5 82.2 41 b:2.2+1 1.4 5.0 MOOW
WRH eP 06:06:22.02 -0.4 82.4 11 b:7.2+1 1.1 5.6 WRH
LOHW eP 06:06:22.25 0.0 82.3 41 b:2.6+1 1.3 5.1 LOHW
MLY eP 06:06:22.40 -0.5 82.5 9 b:2.0+1 .96 5.2 MLY
CCB eP 06:06:22.80 -0.7 82.7 11 b:3.8+1 .96 5.4 CCB
DOT eP 06:06:22.80 0.1 82.5 13 b:9.5+1 1.0 5.8 DOT
FLWY eP 06:06:22.81 -0.4 82.4 40 b:4.5+1 1.2 5.4 FLWY
IL1 eP 06:06:23.24 -1.8 82.9 11 IL1
SMCO eP 06:06:23.58 -0.3 82.5 46 b:2.6+1 1.0 5.2 SMCO
BOZ eP 06:06:23.79 -0.5 82.7 39 b:4.1+1 1.3 5.3 BOZ
COLA eP 06:06:24.24 -0.3 82.9 11 b:5.8+1 .95 5.6 COLA
MDM eP 06:06:24.38 -0.3 82.9 10 b:6.3+1 1.2 5.5 MDM
YMR eP 06:06:24.76 0.9 82.6 40 b:6.3+1 1.4 5.5 YMR
SDCO eP 06:06:25.14 -0.6 82.9 48 b:1.8+1 1.2 5.0 SDCO
YFT eP 06:06:25.37 1.6 82.6 40 b:4.1+1 1.5 5.3 YFT
H17A eP 06:06:25.79 1.3 82.7 40 b:2.2+1 1.2 5.1 H17A
YNR eP 06:06:26.01 1.0 82.8 40 b:3.7+1 1.4 5.3 YNR
WALA eP 06:06:26.64 -0.3 83.2 35 b:7.5+1 1.9 5.5 WALA
MSTX eP 06:06:27.22 -0.5 83.3 52 b:4.4+1 1.3 5.4 MSTX
ISCO eP 06:06:29.64 -0.4 83.7 46 b:1.3+1 1.2 4.9 ISCO
DAWY eP 06:06:30.01 0.0 83.9 14 b:4.1+1 1.0 5.5 DAWY
RLMT eP 06:06:30.75 0.3 83.9 40 b:2.2+1 1.1 5.2 RLMT
EGAK eP 06:06:30.79 -0.1 84.1 13 b:4.7+1 1.2 5.5 EGAK
N23A eP 06:06:31.32 0.0 84.0 45 b:3.0+1 1.2 5.3 N23A
JCT eP 06:06:31.54 -1.0 84.2 56 b:1.2+1 1.2 4.9 JCT
K22A eP 06:06:32.86 -0.4 84.4 43 b:3.3+1 1.3 5.3 K22A
AMTX eP 06:06:32.86 -0.9 84.5 52 b:3.1+1 1.0 5.4 AMTX
PHWY eP 06:06:33.50 -0.5 84.5 45 b:1.3+1 1.2 5.0 PHWY
COLD eP 06:06:34.59 0.9 84.7 9 b:3.0+1 1.2 5.3 COLD
EGMT eP 06:06:36.02 -0.1 85.0 37 b:3.1+1 1.3 5.3 EGMT
BILL eP 06:06:36.09 0.2 85.1 352 b:3.9+1 1.2 5.5 BILL
ABTX eP 06:06:36.56 -0.6 85.2 54 b:4.0+1 1.0 5.5 ABTX
EDM eP 06:06:38.04 -1.9 85.8 31 b:9.0+1 1.5 5.8 EDM
RSSD eP 06:06:43.63 -1.0 86.7 42 RSSD
epP 06:06:49.28 depth = -5.5
WHTX eP 06:06:44.01 -0.5 86.7 56 b:2.1+1 1.1 5.3 WHTX
DGMT eP 06:06:53.04 0.1 88.5 39 b:2.4+1 1.1 5.4 DGMT
INK eP 06:06:53.37 -0.2 88.7 14 b:2.5+1 1.2 5.4 INK
CBKS epP 06:06:57.95 -0.7 87.5 49 CBKS
YKB5 eP 06:07:00.09 -1.9 90.5 23 YKB5
ECSD eP 06:07:05.29 -1.7 91.5 45 b:7.7+1 2.6 5.6 ECSD
JTS eP 06:07:06.42 0.7 91.1 80 b:2.9+1 1.0 5.6 JTS
FFC eP 06:07:10.77 -0.3 92.4 33 b:5.0+1 2.1 5.6 FFC
JFWS eP 06:07:25.17 -0.9 95.6 47 b:1.2+2 2.4 5.9 JFWS
LBZ eScS 06:10:55.53 1.2X 31.7 203 LBZ
ARMA eScS 06:11:19.01 5.1X 35.3 240 ARMA
Generated 2011 JAN 4 at 06:15 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
