Phase Data
2 FEB 2013 ( 33)
ot = 18:31:38.49 +/- 1.24 IZU ISLANDS, JAPAN REGION
lat = 29.414 +/- 9.8
lon = 141.938 +/- 11.3 MAGNITUDE 5.5 (GS)
dep = 50.8 +/- 6.4
260 km (161 miles) N of Chichi-shima, Bonin Islands, Japan
458 km (285 miles) SSE of Hachijo-jima, Izu Islands, Japan
517 km (321 miles) N of Iwo Jima, Volcano Islands, Japan
725 km (450 miles) SSE of TOKYO, Japan
nph = 187 of 187 se = 0.61 FE=211 A
error ellipse = (100.0, 2.0, 17.3;190.0, 1.0, 14.8;317.0, 87.0, 9.7)
mb = 5.5 (152) ML = 0.0 ( 0) mblg = 0.0 ( 0) md = 0.0 ( 0) MS = 0.0 ( 0)
sta phase arrival res dist azm amp per mag amp per mag sta
JHJ2 ePn 18:32:38.04 -0.8 4.1 334 JHJ2
INU ePn 18:33:21.91 0.4 7.2 326 INU
MAJO ePn 18:33:28.14 -0.8 7.8 337 MAJO
MJB9 ePn 18:33:28.16 -0.8 7.8 337 MJB9
JNU ePn 18:34:05.45 3.7 10.2 294 JNU
ERM ePn 18:34:29.59 -5.5 12.6 4 ERM
KS01 ePn 18:34:56.45 -0.4 14.2 308 KS01
KS15 ePn 18:35:00.81 3.6 14.2 308 KS15
YSS ePn 18:35:37.56 -1.5 17.5 2 b:2.5+2 1.0 5.3 YSS
MDJ eP 18:35:43.68 -1.9 18.1 331 b:1.6+2 1.0 5.1 MDJ
SSE eP 18:35:45.51 0.5 18.0 281 b:1.4+2 .95 5.1 SSE
TATO eP 18:35:52.78 0.0 18.7 261 b:3.3+2 .95 5.5 TATO
NACB eP 18:35:55.31 0.5 18.9 259 b:1.6+2 1.2 5.1 NACB
YHNB eP 18:35:56.06 0.9 18.9 260 b:2.3+2 1.0 5.3 YHNB
YULB eP 18:36:02.13 1.4 19.4 257 b:1.9+2 1.0 5.3 YULB
SSLB eP 18:36:04.21 1.9 19.6 258 b:5.4+2 1.2 5.7 SSLB
TWG eP 18:36:06.96 1.8 19.8 256 b:8.5+2 1.1 6.0 TWG
TPUB eP 18:36:09.21 1.9 20.0 257 b:2.4+2 1.0 5.5 TPUB
BJT eP 18:36:41.98 -2.8 23.6 304 b:6.4+1 .70 5.2 BJT
HIA eP 18:37:07.91 0.9 26.1 326 b:1.2+2 .90 5.4 HIA
ENH eP 18:37:24.22 -1.4 28.1 280 b:4.6+1 .90 5.1 ENH
XAN eP 18:37:26.56 -1.5 28.4 288 b:4.9+1 1.0 5.1 XAN
MA2 eP 18:37:47.55 -1.1 30.8 9 b:4.3+1 .80 5.2 MA2
ULN eP 18:38:05.51 0.9 32.5 314 b:8.5+1 1.2 5.5 ULN
SONA1eP 18:38:08.72 0.6 32.9 314 SONA
CHTO eP 18:39:11.92 -0.3 40.4 265 b:6.1+1 .90 5.4 CHTO
CM31 eP 18:39:13.30 -0.1 40.6 264 CM31
BILL eP 18:39:16.94 -1.8 41.3 14 b:4.7+1 1.0 5.2 BILL
SOEI eP 18:39:27.11 -2.1 42.5 206 b:8.9+1 .90 5.5 SOEI
TIXI eP 18:39:31.00 -0.4 42.9 354 b:1.8+1 .60 5.0 TIXI
COEN eP 18:39:33.29 -0.8 43.1 178 b:5.2+1 .95 5.2 COEN
LSA epP 18:39:48.43 -4.2 43.9 284 LSA
WMQ eP 18:39:49.60 0.1 45.1 304 b:1.6+2 1.6 5.6 WMQ
JAGI eP 18:39:55.96 -2.7 46.2 220 b:1.2+2 1.0 5.8 JAGI
ZALV eP 18:40:08.70 -0.5 47.6 318 ZALV
ZAA0 eP 18:40:09.60 0.4 47.6 318 b:8.1+1 1.0 5.7 ZAA0
UGM eP 18:40:09.86 -1.8 47.9 224 b:1.7+2 1.2 5.9 UGM
ANM eP 18:40:12.40 0.3 48.0 28 b:9.2+1 1.4 5.6 ANM
PSI eP 18:40:17.46 -0.7 48.7 245 b:4.9+1 .90 5.5 PSI
MK01 eP 18:40:19.03 0.1 48.8 308 MK01
MK31 eP 18:40:19.12 0.2 48.9 308 MK31
MKAR eP 18:40:19.22 0.3 48.9 308 b:2.3+2 .85 6.2 MKAR
MAKZ eP 18:40:20.72 0.1 49.1 308 b:2.9+1 .75 5.4 MAKZ
WB2 eP 18:40:21.77 -3.1 49.6 189 WB2
eP 18:40:22.90 -2.0
eS 18:47:30.15 S res = 0.5
CTAO eP 18:40:22.28 -0.9 49.4 175 b:2.7+1 .90 5.3 CTAO
FITZ eP 18:40:24.83 -1.4 49.8 201 b:4.5+1 1.1 5.4 FITZ
GSI eP 18:40:31.91 -0.7 50.6 245 b:1.2+2 .90 5.9 GSI
KURK eP 18:40:37.53 0.8 51.2 313 b:1.7+2 1.0 6.0 KURK
OHAK eP 18:40:42.70 -1.6 52.3 38 b:4.0+2 2.0 6.1 OHAK
KDAK eP 18:40:46.22 -1.1 52.7 38 b:1.8+2 1.2 5.9 KDAK
RSO eP 18:40:48.48 0.1 52.8 34 RSO
IM3 eP 18:40:49.54 -0.8 53.1 27 IM3
KDJ eP 18:40:50.67 1.1 52.9 303 b:8.2+1 1.8 5.4 KDJ
AS31 eP 18:40:51.02 -1.7 53.3 189 b:4.6+0 .65 4.6 AS31
PPLA eP 18:40:52.30 0.2 53.3 31 b:1.7+2 1.8 5.8 PPLA
CAST eP 18:40:52.48 -0.3 53.4 31 b:4.5+1 1.0 5.4 CAST
SUA eP 18:40:55.74 -0.3 53.8 33 b:3.1+1 .76 5.4 SUA
MLY eP 18:40:58.68 0.2 54.2 29 b:5.7+1 1.4 5.4 MLY
MBWA eP 18:41:00.83 -1.4 54.6 206 b:2.9+1 .95 5.3 MBWA
RND eP 18:41:02.22 -1.1 54.8 31 b:2.3+1 .92 5.2 RND
MCK eP 18:41:02.82 -0.4 54.8 31 b:7.5+1 1.3 5.5 MCK
KNK eP 18:41:03.20 -0.7 54.9 33 b:3.8+1 .88 5.4 KNK
AAK eP 18:41:03.49 0.2 54.8 304 b:2.1+1 1.0 5.1 AAK
SML eP 18:41:03.84 -0.6 55.0 33 b:5.2+1 .88 5.6 SML
EIDS eP 18:41:05.67 -0.3 55.2 170 b:2.9+1 .85 5.3 EIDS
HDA eP 18:41:08.40 -1.4 55.8 30 b:1.4+2 1.9 5.7 HDA
IL1 eP 18:41:09.02 -1.1 55.8 29 IL1
ILB eP 18:41:09.30 -0.8 55.8 29 ILB
KLU eP 18:41:12.30 -0.4 56.1 33 b:1.2+2 1.7 5.6 KLU
ARSB eP 18:41:13.50 0.5 56.1 302 b:6.0+1 1.1 5.5 ARSB
BRVK eP 18:41:14.39 0.8 56.3 317 b:1.6+2 .95 6.0 BRVK
PRP eP 18:41:14.52 -0.1 56.4 29 b:1.2+1 1.0 4.9 PRP
DZM eP 18:41:14.64 -0.1 56.4 152 b:3.5+1 1.0 5.3 DZM
SCRK eP 18:41:18.46 -0.6 57.0 30 b:1.6+2 1.8 5.7 SCRK
KKAR eP 18:41:23.40 0.3 57.6 305 KKAR
KK31 eP 18:41:23.40 0.3 57.6 305 KK31
GAR eP 18:41:30.64 0.0 58.6 300 b:7.1+1 .96 5.8 GAR
DAWY eP 18:41:33.26 0.2 59.1 30 b:1.1+2 1.6 5.7 DAWY
CHGR eP 18:41:37.31 0.1 59.6 300 b:1.7+2 .74 6.3 CHGR
HYT eP 18:41:43.18 1.7 60.3 34 b:3.8+1 1.1 5.4 HYT
STKA eP 18:41:44.65 -1.7 61.0 180 b:3.7+0 .85 4.5 STKA
INK eP 18:41:45.90 -0.5 61.0 25 b:1.5+1 .80 5.2 INK
FORT eP 18:41:47.54 -1.1 61.3 194 b:9.3+1 .85 5.9 FORT
BBOO eP 18:41:53.04 -1.2 62.1 186 b:4.0+1 .90 5.6 BBOO
ABKAReP 18:42:02.77 0.5 63.3 314 ABKA
CAN eP 18:42:11.41 0.0 64.7 174 b:9.6+1 1.4 5.7 CAN
NWAO eP 18:42:21.19 -0.2 66.3 203 b:6.0+1 1.1 5.6 NWAO
TOO eP 18:42:23.97 -0.2 66.7 177 b:3.0+1 .85 5.4 TOO
GYA0BeP 18:42:33.75 0.7 68.1 302 b:6.5+1 .85 5.7 GYA0
YKB5 eP 18:42:43.99 -1.8 70.2 29 YKB5
YKW3 eP 18:42:44.94 -0.6 70.2 29 YKW3
KEV eP 18:42:49.50 0.8 70.7 341 b:6.2+1 1.1 5.5 KEV
ARCESeP 18:42:52.90 0.7 71.3 341 ARCE
ARE0 eP 18:42:53.02 0.8 71.3 341 b:2.8+0 .90 4.2 ARE0
PGC eP 18:42:53.40 0.3 71.4 44 b:5.8+1 1.1 5.4 PGC
NLWA eP 18:42:55.56 0.9 71.6 46 b:8.5+1 1.0 5.6 NLWA
LLLB eP 18:42:55.70 1.6 71.5 42 b:5.2+1 1.2 5.3 LLLB
TULEGeP 18:42:59.54 -0.3 72.6 7 b:4.1+1 1.0 5.3 TULE
LTY eP 18:43:05.98 -0.9 73.7 45 b:3.3+1 1.1 5.2 LTY
HAWA eP 18:43:13.22 0.2 74.8 45 b:3.4+1 1.1 5.2 HAWA
D08A eP 18:43:13.45 0.0 74.8 44 D08A
YBH eP 18:43:13.62 0.4 74.7 51 b:5.7+1 1.1 5.4 YBH
PINE eP 18:43:15.53 0.6 75.0 48 b:1.6+2 1.1 5.8 PINE
NEW eP 18:43:16.34 -0.2 75.4 43 b:7.2+1 1.2 5.5 NEW
E09A eP 18:43:17.90 0.3 75.6 45 E09A
G08A eP 18:43:18.20 0.0 75.6 46 G08A
FIA1 eP 18:43:18.87 0.2 75.8 334 FIA1
eP 18:43:19.02 0.4
I07A eP 18:43:19.57 0.2 75.8 47 b:3.2+1 1.2 5.1 I07A
KIV eP 18:43:21.84 -0.3 76.3 313 b:7.0+1 .80 5.7 KIV
ORV eP 18:43:22.82 -0.6 76.5 52 b:7.4+1 1.0 5.6 ORV
J08A eP 18:43:25.12 0.1 76.8 48 b:1.3+2 1.3 5.8 J08A
BMO eP 18:43:25.29 0.1 76.8 46 b:4.3+1 1.1 5.4 BMO
WALA eP 18:43:25.34 0.2 76.8 41 b:9.1+1 1.0 5.7 WALA
AFDM eP 18:43:26.92 -0.2 77.2 52 b:6.4+1 1.4 5.5 AFDM
BEKR eP 18:43:26.99 -0.3 77.2 51 b:1.0+2 .94 5.8 BEKR
PAHR eP 18:43:31.19 -0.1 77.9 51 b:8.2+1 1.1 5.7 PAHR
CMB eP 18:43:31.64 -0.1 78.0 53 b:9.8+1 1.2 5.7 CMB
PNTR eP 18:43:32.45 0.2 78.1 52 b:1.1+2 1.0 5.8 PNTR
YERR eP 18:43:33.97 0.1 78.4 52 b:1.2+2 1.1 5.8 YERR
SUMG eP 18:43:34.09 1.0 78.3 0 b:1.2+2 1.4 5.7 SUMG
WAKR eP 18:43:34.97 0.6 78.5 52 b:5.3+1 1.0 5.5 WAKR
RYN eP 18:43:37.46 0.0 79.0 52 b:7.9+1 1.1 5.6 RYN
KVN eP 18:43:37.95 0.0 79.1 51 b:8.6+1 1.1 5.6 KVN
NV01 eP 18:43:38.42 -0.5 79.3 52 NV01
NV11 eP 18:43:39.02 -0.3 79.4 52 b:5.4+0 1.3 4.3 NV11
HLID eP 18:43:39.22 0.4 79.3 46 b:3.0+1 1.0 5.2 HLID
DLMT eP 18:43:40.54 0.7 79.5 44 b:5.1+1 1.1 5.4 DLMT
SIRT eP 18:43:41.11 0.9 79.5 307 b:3.8+2 1.4 6.1 SIRT
EGMT eP 18:43:41.16 0.1 79.7 40 b:6.8+1 .95 5.6 EGMT
BOZ eP 18:43:42.47 0.3 79.9 43 b:4.7+1 1.2 5.3 BOZ
ELK eP 18:43:44.05 0.2 80.2 49 b:5.2+1 1.1 5.4 ELK
FCC eP 18:43:44.81 -0.7 80.6 26 b:5.3+1 1.3 5.3 FCC
KIEV eP 18:43:45.38 -0.3 80.6 324 b:4.4+1 1.3 5.2 KIEV
AKBB eP 18:43:45.40 -0.3 80.6 324 b:4.1+1 1.2 5.2 AKBB
AK11 eP 18:43:45.60 -0.3 80.7 324 AK11
QLMT eP 18:43:45.94 0.7 80.5 44 QLMT
YHB eP 18:43:47.07 0.8 80.7 44 b:9.4+1 1.0 5.7 YHB
YMR eP 18:43:48.27 1.0 80.8 44 b:1.0+2 1.1 5.7 YMR
DAC eP 18:43:48.64 1.4 80.8 54 b:4.1+1 1.2 5.2 DAC
NC405eP 18:43:48.75 0.3 81.2 338 NC40
NC303eP 18:43:48.87 0.3 81.2 338 NC30
R11A eP 18:43:49.00 0.0 81.2 51 b:7.0+1 1.2 5.5 R11A
NB201eP 18:43:49.65 0.2 81.4 338 NB20
NC204eP 18:43:49.80 0.3 81.4 339 NC20
HVU eP 18:43:49.94 0.6 81.2 47 b:5.5+1 1.1 5.4 HVU
TPNV eP 18:43:50.12 -0.3 81.4 52 b:8.9+1 1.0 5.7 TPNV
FXWY eP 18:43:50.79 0.8 81.4 45 b:5.9+1 1.1 5.4 FXWY
BGU eP 18:43:51.06 0.1 81.5 48 b:4.6+1 1.3 5.3 BGU
H17A eP 18:43:51.32 2.0 81.2 44 b:1.4+2 1.1 5.8 H17A
MOOW eP 18:43:51.35 0.8 81.5 44 b:4.2+1 1.1 5.3 MOOW
LOHW eP 18:43:51.99 0.6 81.6 44 b:4.4+1 1.2 5.3 LOHW
SPUT eP 18:43:52.28 0.4 81.7 47 b:5.8+1 1.1 5.5 SPUT
GSC eP 18:43:52.77 0.2 81.9 54 b:5.7+1 1.1 5.5 GSC
DUG eP 18:43:53.54 -0.1 82.1 48 b:9.7+1 1.2 5.7 DUG
PSUT eP 18:43:54.67 -0.1 82.2 50 b:6.5+1 1.0 5.6 PSUT
SHPR eP 18:43:55.79 0.2 82.4 52 b:6.4+1 1.1 5.6 SHPR
TCUT eP 18:43:56.18 0.2 82.5 47 b:6.9+1 .98 5.7 TCUT
PDAR eP 18:43:56.19 -1.1 82.7 45 PDAR
NLU eP 18:43:56.40 -0.5 82.7 48 b:4.5+1 1.1 5.4 NLU
PD31 eP 18:43:56.92 -0.3 82.7 45 PD31
BW06 eP 18:43:56.97 -0.3 82.7 45 b:3.5+1 1.0 5.4 BW06
XPFO eP 18:43:57.94 -0.5 83.0 55 b:7.9+1 1.1 5.7 XPFO
MSU eP 18:44:00.68 0.1 83.4 49 MSU
LCMT eP 18:44:01.19 0.3 83.4 51 b:8.2+1 1.2 5.7 LCMT
MTPU eP 18:44:02.53 0.5 83.6 50 b:5.8+1 1.1 5.5 MTPU
KNB eP 18:44:02.91 0.5 83.7 51 b:1.8+2 1.1 6.0 KNB
SRU eP 18:44:04.31 -0.1 84.1 48 b:7.3+1 1.1 5.6 SRU
BR131eP 18:44:05.62 0.5 84.3 313 BR13
U15A eP 18:44:05.70 -0.3 84.4 51 U15A
BUR04eP 18:44:06.62 0.1 84.6 323 BUR0
BUR08eP 18:44:06.70 0.2 84.6 323 BUR0
PV01 eP 18:44:13.45 -0.2 85.9 48 b:9.0+1 1.2 5.9 PV01
CSS eP 18:44:19.34 0.1 87.1 309 b:4.0+1 .80 5.7 CSS
S22A eP 18:44:20.67 0.4 87.3 48 b:3.8+1 1.1 5.5 S22A
SDCO eP 18:44:24.51 0.2 88.1 47 b:3.1+1 1.2 5.4 SDCO
KHC eP 18:44:27.71 -1.4 89.3 329 b:3.8+0 .90 4.7 KHC
EYMN eP 18:44:29.04 -0.2 89.3 33 b:5.3+1 1.0 5.8 EYMN
GEA0 eP 18:44:29.07 -0.9 89.4 329 GEA0
MNTX eP 18:44:41.29 0.1 91.8 52 b:2.6+1 1.1 5.6 MNTX
BFO eP 18:44:41.46 -1.1 92.2 331 b:2.7+1 1.1 5.6 BFO
FUORNeP 18:44:44.84 -0.2 92.6 329 b:4.3+1 1.0 5.8 FUOR
TX31 eP 18:44:53.05 -0.1 94.4 53 TX31
eP 18:44:53.65 0.4
PBKT eS 18:45:02.28 -2.8 39.6 260 PBKT
Generated 2013 FEB 2 at 18:51 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
