Phase Data
16 NOV 2011 (320)
ot = 01:43:48.20 +/- 1.28 TONGA
lat = -17.536 +/- 10.6
lon = -173.641 +/- 11.7 MAGNITUDE 5.5 (GS)
dep = 61.8 +/- 6.9
128 km (80 miles) NNE of Neiafu, Tonga (pop 3,000)
176 km (109 miles) S of Hihifo, Tonga
430 km (267 miles) NNE of NUKU`ALOFA, Tonga
2425 km (1506 miles) NNE of Auckland, New Zealand
nph = 227 of 245 se = 0.63 FE=173 A
error ellipse = (124.0, 4.0, 19.2;214.0, 2.0, 14.6;333.0, 84.0, 10.4)
mb = 5.5 ( 46) ML = 5.9 ( 2) mblg = 5.4 ( 3) md = 0.0 ( 0) MS = 0.0 ( 0)
sta phase arrival res dist azm amp per mag amp per mag sta
AFI ePn 01:44:40.44 -7.0X 4.0 27 L:3.1+1 .80 5.9 g:9.7+0 1.1 5.4 AFI
MSVF ePn 01:45:48.53 7.7X 7.9 267 MSVF
RAO ePn 01:46:38.28 -2.2 12.3 198 RAO
eSn 01:49:00.33 S res = 4.4X
RAR ePn 01:46:52.66 -5.4 13.6 108 RAR
KNTN ePn 01:47:10.89 -3.1 14.8 8 KNTN
eSn 01:49:44.49 S res = -12.3X
DZM eP 01:48:09.98 2.0 19.3 253 b:1.4+2 1.0 5.2 DZM
OUZ eP 01:48:26.42 0.3 21.0 210 b:1.5+2 .88 5.4 OUZ
MXZ eP 01:48:30.36 2.0 21.2 198 b:1.4+2 .58 5.5 MXZ
URZ eP 01:48:38.80 -0.3 22.2 200 b:4.2+2 .82 5.9 URZ
eS 01:52:38.42 S res = -1.5
PPTF eP 01:48:46.19 -1.4 22.9 94 b:4.5+2 1.3 5.8 PPTF
PPT eP 01:48:46.25 -1.2 22.9 94 PPT
TARA eP 01:48:47.53 -0.1 23.0 324 b:1.6+2 .65 5.6 TARA
BKZ eP 01:48:48.30 -1.6 23.2 200 b:7.9+1 .62 5.3 BKZ
HIZ eP 01:48:54.31 4.5X 23.2 203 b:3.6+2 .62 6.0 HIZ
BFZ eP 01:49:03.35 0.2 24.7 199 b:1.1+2 .70 5.5 BFZ
XMAS eP 01:49:07.19 -0.8 25.2 41 b:2.0+2 1.0 5.6 XMAS
SNZO eP 01:49:10.50 -2.3 25.7 201 b:1.9+2 1.2 5.5 SNZO
THZ eP 01:49:21.75 -0.4 26.8 203 THZ
KHZ eP 01:49:24.54 -0.6 27.1 201 b:1.3+2 .72 5.7 KHZ
LTZ eP 01:49:30.40 -1.8 27.9 203 b:3.2+2 .66 6.1 LTZ
OXZ eP 01:49:35.05 -2.0 28.4 202 b:1.1+2 .62 5.7 OXZ
MQZ eP 01:49:41.30 3.2X 28.5 201 b:1.1+2 1.2 5.4 MQZ
RPZ eP 01:49:44.34 1.1 29.1 203 b:1.3+2 .76 5.7 RPZ
FOZ eP 01:49:48.30 2.2 29.5 205 b:2.3+2 .66 6.0 FOZ
LBZ eP 01:49:52.19 0.9 30.0 204 b:4.4+1 .68 5.3 LBZ
ODZ eP 01:49:55.66 1.0 30.4 202 b:3.6+1 .70 5.2 ODZ
WKZ eP 01:49:59.26 0.7 30.8 204 b:6.0+1 .66 5.5 WKZ
MLZ eP 01:50:04.64 -1.0 31.7 205 b:5.1+1 .64 5.5 MLZ
DCZ eP 01:50:09.41 -0.3 32.1 206 b:4.1+1 .86 5.3 DCZ
WHZ eP 01:50:10.90 0.9 32.2 205 b:5.5+1 .64 5.6 WHZ
EIDS eP 01:50:21.74 -1.7 33.7 250 b:1.4+1 .85 4.9 EIDS
ARMA eP 01:50:27.51 0.4 34.1 241 b:3.0+1 1.4 5.0 ARMA
CTAO eP 01:50:58.94 -1.5 38.0 260 b:2.1+1 .85 5.1 CTAO
STCH eP 01:51:25.32 0.2 41.0 27 STCH
NPOC eP 01:51:25.35 0.1 41.0 27 NPOC
SDHHIeP 01:51:25.94 1.4 40.9 27 SDHH
MLH eP 01:51:25.99 0.8 40.9 27 MLH
RIM eP 01:51:26.09 1.4 40.9 27 RIM
POHA eP 01:51:26.72 0.2 41.1 27 b:1.5+2 1.1 5.6 POHA
HPAH eP 01:51:28.07 0.3 41.3 26 b:2.2+2 .98 5.8 HPAH
HON eP 01:51:29.74 -0.1 41.5 22 b:2.7+2 .92 6.0 HON
COEN eP 01:51:30.44 -0.5 41.6 269 b:2.6+1 .85 5.0 COEN
KEKH eP 01:51:30.49 0.4 41.6 20 b:1.7+2 .98 5.8 KEKH
KIP eP 01:51:30.98 0.4 41.6 22 b:2.6+2 1.0 5.9 KIP
HLK eP 01:51:32.25 0.8 41.7 25 b:2.3+2 1.0 5.8 HLK
OPA eP 01:51:33.46 0.9 41.9 22 b:9.2+1 1.0 5.4 OPA
STKA eP 01:51:38.92 -1.2 42.8 242 b:3.9+0 1.0 4.1 STKA
BBOO eP 01:52:16.28 -1.6 47.6 241 b:3.1+1 .75 5.4 BBOO
WB2 eP 01:52:27.87 -2.4 49.1 259 WB2
eP 01:52:28.37 -1.9
WRAB eP 01:52:28.42 -1.8 49.1 259 b:1.1+2 1.6 5.6 WRAB
AS31 eP 01:52:29.52 -1.5 49.3 254 b:2.0+1 .70 5.2 AS31
MTN eP 01:53:00.62 -1.1 53.3 267 b:2.0+1 .80 5.2 MTN
FORT eP 01:53:09.92 1.7 54.3 244 b:2.9+2 .90 6.3 FORT
VNDA eP 01:53:57.75 1.4 61.2 186 b:2.5+1 .90 5.3 VNDA
SBA eP 01:53:58.43 2.9 61.1 185 b:4.5+1 .80 5.7 SBA
MBWA eP 01:54:05.71 -0.5 62.6 255 b:2.6+1 1.0 5.3 MBWA
ATKA eP 01:54:49.26 -0.3 69.4 360 ATKA
MAJO eP 01:54:56.03 0.0 70.4 320 MAJO
MJB9 eP 01:54:56.42 0.4 70.4 320 MJB9
SAO eP 01:55:12.48 0.6 73.1 42 SAO
PMPB eP 01:55:13.25 0.8 73.2 42 PMPB
PAGB eP 01:55:13.48 0.7 73.2 43 PAGB
HOPS eP 01:55:14.73 0.6 73.5 39 HOPS
GDXM eP 01:55:15.37 0.8 73.5 39 GDXM
PASC eP 01:55:15.46 0.0 73.7 45 PASC
MWC eP 01:55:16.17 -0.2 73.8 45 MWC
BAR eP 01:55:16.62 -0.1 73.9 48 BAR
KMRM eP 01:55:17.72 1.1 73.9 38 KMRM
ISA eP 01:55:19.92 0.5 74.3 44 ISA
CMB eP 01:55:19.92 -0.4 74.5 41 CMB
KHMM eP 01:55:19.97 0.8 74.3 37 KHMM
PETK eP 01:55:20.22 -0.1 74.6 343 PETK
PFO eP 01:55:20.74 0.0 74.5 47 PFO
XPFO eP 01:55:20.77 0.0 74.5 47 XPFO
AFDM eP 01:55:21.08 -0.4 74.7 40 AFDM
ORV eP 01:55:21.09 -0.6 74.8 39 ORV
WDC eP 01:55:21.27 -0.6 74.8 38 WDC
KRMB eP 01:55:22.00 1.0 74.6 37 KRMB
DAC eP 01:55:23.80 -1.2 75.3 44 DAC
GSC eP 01:55:24.54 -0.2 75.3 45 GSC
WAKR eP 01:55:25.61 0.0 75.4 41 WAKR
YBH eP 01:55:25.87 0.2 75.4 37 YBH
GLA eP 01:55:25.94 0.5 75.4 48 GLA
BEKR eP 01:55:26.81 -0.2 75.7 40 BEKR
PNTR eP 01:55:27.50 0.4 75.6 41 PNTR
YERR eP 01:55:27.87 -0.1 75.8 41 YERR
HUMO eP 01:55:28.86 0.9 75.9 36 HUMO
Y12C eP 01:55:29.12 0.4 76.0 48 Y12C
PAHR eP 01:55:29.84 0.0 76.2 40 PAHR
LDFC eP 01:55:30.67 0.1 76.3 46 LDFC
TPNV eP 01:55:31.92 -0.3 76.6 44 TPNV
MOD eP 01:55:34.03 -0.2 76.9 38 MOD
SHPR eP 01:55:34.77 -0.1 77.0 45 SHPR
R11A eP 01:55:38.45 -0.6 77.8 43 R11A
F03A eP 01:55:38.85 0.6 77.7 33 F03A
BMN eP 01:55:39.71 0.0 77.9 41 BMN
TUC eP 01:55:40.02 0.2 77.9 51 TUC
E03A eP 01:55:40.95 0.5 78.1 33 E03A
WVOR eP 01:55:41.07 -0.4 78.2 38 WVOR
F04A eP 01:55:41.70 0.1 78.3 34 F04A
NLWA eP 01:55:43.45 0.7 78.5 32 NLWA
LCMT eP 01:55:43.50 -0.1 78.6 45 LCMT
I07A eP 01:55:43.65 -0.5 78.7 37 I07A
CCUT eP 01:55:44.23 -0.6 78.8 45 CCUT
G06A eP 01:55:44.50 0.0 78.8 35 G06A
J08A eP 01:55:44.82 -0.2 78.9 38 J08A
KNB eP 01:55:45.39 0.2 78.9 46 KNB
LON eP 01:55:46.13 -0.2 79.2 33 LON
PSUT eP 01:55:46.30 0.4 79.0 44 PSUT
SZCU eP 01:55:46.35 0.4 79.0 45 SZCU
WUAZ eP 01:55:46.75 0.3 79.1 47 WUAZ
D05A eP 01:55:48.05 0.8 79.4 33 D05A
HPIG eP 01:55:48.35 0.2 79.4 57 HPIG
G08A eP 01:55:49.45 -0.4 79.8 36 G08A
PKCU eP 01:55:50.07 1.6 79.5 45 PKCU
SPU eP 01:55:50.97 -1.4 80.3 10 SPU
E07A eP 01:55:51.35 0.1 80.1 35 E07A
MTPU eP 01:55:51.49 0.8 79.9 45 MTPU
HAWA eP 01:55:51.65 0.0 80.2 35 HAWA
W18A eP 01:55:52.25 0.6 80.1 48 W18A
MSU eP 01:55:52.32 0.4 80.1 45 MSU
BMO eP 01:55:53.16 -0.3 80.5 37 BMO
ZAIG eP 01:55:53.67 0.9 80.2 63 ZAIG
MFID eP 01:55:53.70 0.0 80.5 39 MFID
RC01 eP 01:55:53.78 -0.3 80.7 12 RC01
DUG eP 01:55:53.92 -0.4 80.6 43 DUG
E09A eP 01:55:54.92 -1.2 81.0 35 E09A
D08A eP 01:55:55.25 -0.4 80.9 35 D08A
GLI eP 01:55:55.40 -0.5 81.0 13 GLI
BGU eP 01:55:55.52 -0.1 80.8 42 BGU
PMR eP 01:55:56.44 -0.7 81.3 12 PMR
NLU eP 01:55:56.46 0.2 80.9 43 NLU
EPT eP 01:55:56.48 0.5 80.9 53 EPT
Q16A eP 01:55:57.47 0.9 81.0 45 Q16A
B08A eP 01:55:57.57 -1.2 81.5 33 B08A
TMUT eP 01:55:57.97 0.4 81.2 44 TMUT
MPU eP 01:55:58.29 0.4 81.3 43 MPU
DIV eP 01:55:58.40 -0.3 81.5 13 DIV
HLID eP 01:55:58.59 -0.1 81.4 39 HLID
SPUT eP 01:55:58.93 0.2 81.4 42 SPUT
HVU eP 01:55:59.04 0.1 81.5 41 HVU
BMRM eP 01:55:59.16 -0.1 81.6 14 BMRM
CTU eP 01:55:59.41 0.1 81.5 43 CTU
C09A eP 01:55:59.47 -0.4 81.7 34 C09A
SRU eP 01:55:59.74 0.4 81.5 45 SRU
KLU eP 01:55:59.80 -0.4 81.8 13 KLU
SCM eP 01:55:59.96 -0.3 81.8 12 SCM
MNTX eP 01:56:00.17 0.0 81.7 53 MNTX
P17A eP 01:56:00.17 0.6 81.6 44 P17A
JLU eP 01:56:00.35 0.1 81.7 43 JLU
LAZ eP 01:56:00.37 0.4 81.6 50 LAZ
BNM eP 01:56:01.39 0.1 81.9 51 BNM
TLIG eP 01:56:01.48 0.9 81.7 69 TLIG
CAST eP 01:56:01.72 -1.6 82.4 10 CAST
MVCO eP 01:56:01.81 0.0 82.0 47 MVCO
P18A eP 01:56:01.93 0.1 82.0 44 P18A
LPM eP 01:56:02.01 0.4 81.9 50 LPM
TCUT eP 01:56:02.14 0.4 82.0 43 TCUT
HWUT eP 01:56:02.20 -0.3 82.1 42 HWUT
BALM eP 01:56:02.36 -0.1 82.2 15 BALM
PV05 eP 01:56:02.51 0.7 82.0 46 PV05
PV09 eP 01:56:02.98 0.1 82.2 46 PV09
PV01 eP 01:56:03.56 -0.3 82.4 46 PV01
ANMO eP 01:56:03.78 0.0 82.4 50 ANMO
NEW eP 01:56:04.00 -0.6 82.6 34 NEW
TRF eP 01:56:04.55 -0.7 82.8 10 TRF
HARP eP 01:56:05.28 0.1 82.8 13 HARP
DHY eP 01:56:05.52 -0.7 82.9 12 DHY
RND eP 01:56:05.58 -0.6 83.0 11 RND
SKAG eP 01:56:05.61 0.2 82.8 19 SKAG
MCMT eP 01:56:07.92 0.6 83.1 39 MCMT
LNIG eP 01:56:08.43 -2.0 83.6 62 LNIG
MSO eP 01:56:08.52 -1.0 83.5 37 MSO
BSMT eP 01:56:09.15 -1.0 83.6 36 BSMT
S22A eP 01:56:09.42 0.2 83.4 47 S22A
DLMT eP 01:56:09.46 0.0 83.5 38 DLMT
FXWY eP 01:56:09.64 -0.1 83.5 41 FXWY
REDW eP 01:56:09.74 0.1 83.5 41 REDW
O20A eP 01:56:09.80 -0.2 83.6 45 O20A
SNOW eP 01:56:09.89 -0.3 83.6 41 SNOW
PDAR eP 01:56:09.94 -2.3 84.0 42 PDAR
TPAW eP 01:56:10.03 0.4 83.5 41 TPAW
SWMT eP 01:56:10.18 -1.1 83.9 36 SWMT
MOOW eP 01:56:10.71 -0.2 83.8 41 MOOW
JTMT eP 01:56:10.90 -0.3 83.9 36 JTMT
CHMT eP 01:56:10.93 -1.0 84.0 37 CHMT
DOT ee 01:56:11.05 0.0X 84.1 13 DOT
SLMT eP 01:56:11.13 -0.9 84.0 37 SLMT
IMW eP 01:56:11.15 0.3 83.7 40 IMW
BW06 eP 01:56:11.18 -1.0 84.0 42 BW06
LOHW eP 01:56:11.19 0.1 83.8 41 LOHW
LRM eP 01:56:11.32 0.0 83.8 38 LRM
PD31 eP 01:56:11.50 -0.7 84.0 42 PD31
HDA eP 01:56:12.10 -0.5 84.2 11 HDA
BOZ eP 01:56:12.20 -1.0 84.2 39 BOZ
QLMT eP 01:56:12.52 0.9 83.9 39 QLMT
YPP eP 01:56:13.08 0.8 84.0 40 YPP
YHB eP 01:56:13.12 0.9 84.0 40 YHB
ILB eP 01:56:13.35 -0.9 84.6 11 ILB
IMAR ee 01:56:13.39 0.0X 84.6 8 IMAR
COLA eP 01:56:13.52 -0.3 84.5 11 COLA
ee 01:56:30.84 0.0X
YMR eP 01:56:13.61 0.9 84.1 40 YMR
SDCO eP 01:56:14.05 0.1 84.3 48 SDCO
YHH eP 01:56:14.08 0.6 84.2 40 YHH
YFT eP 01:56:14.11 1.6 84.1 40 YFT
H17A eP 01:56:14.62 1.4 84.2 40 H17A
YNR eP 01:56:14.79 1.1 84.3 40 YNR
MSTX eP 01:56:15.10 -0.4 84.7 52 MSTX
HRY eP 01:56:15.38 0.0 84.7 38 HRY
MHTCOeP 01:56:15.54 0.1 84.6 49 MHTC
LKWY eP 01:56:15.79 1.6 84.4 40 LKWY
T25A ee 01:56:16.27 0.0X 84.8 49 T25A
Q24A eP 01:56:17.70 -0.3 85.1 47 Q24A
ISCO eP 01:56:18.27 0.0 85.2 46 ISCO
RLMT eP 01:56:19.27 0.2 85.4 40 RLMT
GCMT eP 01:56:19.28 -0.1 85.5 39 GCMT
JCT eP 01:56:19.57 -0.3 85.5 56 JCT
EGAK eP 01:56:20.07 0.0 85.7 13 EGAK
MAW eP 01:56:21.11 1.0 85.7 199 MAW
AMTX eP 01:56:21.40 -0.1 85.9 52 AMTX
EGMT eP 01:56:24.42 -0.3 86.6 37 EGMT
KSCO eP 01:56:26.77 0.2 86.9 48 KSCO
WHTX ee 01:56:31.40 0.0X 88.0 56 WHTX
WMOK eP 01:56:31.47 -0.3 88.0 53 WMOK
RSSD eP 01:56:31.84 -0.9 88.2 43 RSSD
LAO eP 01:56:32.10 0.5 88.0 40 LAO
HKT eP 01:56:35.12 1.0 88.5 58 HKT
CBKS eP 01:56:35.75 -0.1 88.9 49 CBKS
X35A ee 01:56:37.45 0.0X 89.2 54 X35A
W35A ee 01:56:39.37 0.0X 89.6 53 W35A
DGMT eP 01:56:41.27 0.2 90.0 39 DGMT
NATX eP 01:56:42.75 1.1 90.1 57 NATX
W37B ee 01:56:44.17 0.0X 90.7 53 W37B
SNAA eP 01:56:44.21 -0.2 90.8 177 SNAA
KSU1 eP 01:56:46.76 -0.1 91.2 49 KSU1
MIAR eP 01:56:50.37 0.3 91.9 55 MIAR
WLAR ee 01:56:50.75 0.0X 92.0 56 WLAR
HHAR ee 01:56:51.04 0.0X 92.2 53 HHAR
ECSD ee 01:56:53.55 0.0X 92.9 45 ECSD
X301 ee 01:56:55.72 0.0X 93.0 54 X301
Generated 2011 NOV 16 at 01:57 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
