21 MAR 2008 ( 81)
ot = 20:11:13.74 +/- 0.24 BONIN ISLANDS, JAPAN REGION
lat = 26.885 +/- 4.3
lon = 142.927 +/- 4.9 MAGNITUDE 4.6 (GS)
dep = 35.0 (geophysicist)
75 km (45 miles) ESE of Chichi-shima, Bonin Islands, Japan (pop N/A)
285 km (175 miles) NE of Iwo-jima, Volcano Islands, Japan
1020 km (630 miles) SSE of TOKYO, Japan
nph = 61 of 84 se = 0.81 FE=212 A
error ellipse = ( 92.5, 0.0, 6.5;182.5, 0.0, 5.7; 0.0, 0.0, 0.0)
mb = 4.6 ( 39) ML = 0.0 ( 0) mblg = 3.6 ( 3) md = 0.0 ( 0) MS = 0.0 ( 0)
sta phase arrival res dist azm amp per mag amp per mag sta
MAJO ePn 20:13:37.61 -3.2 10.4 339 g:2.8-2 .95 3.5 b:2.2+1 .80 5.4X MAJO
MJAR Pn 20:13:40.69 -0.1 10.4 339 MJAR
YSS eP 20:15:43.36 -0.2 20.0 360 YSS
MDJ eP 20:15:50.91 0.2 20.7 332 g:1.0-2 .90 3.5 b:1.0+1 .90 4.2 MDJ
TGY P 20:16:28.41 1.6 24.2 243 TGY
HIA eP 20:17:07.65 0.7 28.6 327 g:1.3-2 1.1 3.8 b:1.3+1 1.1 4.5 HIA
e 20:17:17.82 depth = 36.7X
ULN eP 20:18:02.15 -0.2 34.9 316 b:3.8+0 .90 4.3 ULN
SONM P 20:18:05.44 -0.2 35.3 316 SONM
pP 20:18:16.91 depth = 41.2X
PcP 20:20:36.12 0.6X
pPcP 20:20:47.00
YAK eP 20:18:12.63 -0.5 36.2 349 b:1.0+1 .85 4.8 YAK
TLY eP 20:18:33.96 1.3 38.5 321 b:1.0+1 .95 4.6 TLY
CHTO eP 20:18:54.51 -0.4 41.2 268 b:5.1+0 .90 4.3 CHTO
CMAR P 20:18:55.45 -0.5 41.3 268 CMAR
pP 20:19:06.35 depth = 38.3X
LR 20:36:05.30
BILL eP 20:19:13.39 -0.1 43.5 13 b:1.5+1 1.4 4.6 BILL
TIXI eP 20:19:28.86 -0.3 45.5 354 b:3.5+0 .95 4.2 TIXI
LSA eP 20:19:29.86 0.4 45.4 286 b:2.7+0 .85 4.2 LSA
KULM eP 20:19:30.22 -0.9 45.6 250 b:1.0+1 .93 4.7 KULM
CTAO eP 20:19:40.59 0.5 46.8 176 b:9.2+0 .94 4.7 CTAO
WRA P 20:19:43.51 -0.4 47.3 191 WRA
WRAB eP 20:19:43.54 -0.3 47.3 191 b:3.1+1 .95 5.3 WRAB
FITZ eP 20:19:46.94 -0.6 47.8 202 b:1.6+1 .98 5.0 FITZ
ZALV P 20:20:05.35 0.3 50.1 319 ZALV
pP 20:20:15.65 depth = 34.9X
PcP 20:21:24.35 0.0X
pPcP 20:21:34.55
MKAR P 20:20:12.48 -0.6 51.1 310 MKAR
pP 20:20:23.06 depth = 36.1X
PcP 20:21:29.20 0.8X
pPcP 20:21:39.22
KURK eP 20:20:30.92 -0.4 53.6 315 b:1.2+1 1.0 4.8 KURK
TKM2 eP 20:20:49.15 -0.5 56.1 305 b:2.4+0 .75 4.3 TKM2
PMR qP 20:20:49.35 -1.0 56.3 32 b:1.3+1 1.0 4.9 PMR
MCK eP 20:20:52.59 -0.1 56.6 30 b:1.0+1 1.1 4.8 MCK
COLD qP 20:20:53.60 1.1 56.6 25 b:3.6+0 .88 4.4 COLD
AAK eP 20:20:55.06 -0.5 56.9 305 b:2.6+0 .80 4.3 AAK
UCH eP 20:20:57.25 1.0 57.0 305 b:7.1+0 .88 4.7 UCH
AML eP 20:21:01.30 0.8 57.6 305 b:8.9+0 .90 4.8 AML
e 20:21:11.51 depth = 33.6X
STKA P 20:21:05.45 -0.6 58.4 181 STKA
BVAR P 20:21:08.11 0.8 58.6 318 BVAR
pP 20:21:18.31 depth = 33.5X
BRVK eP 20:21:08.46 0.7 58.7 318 b:8.9+0 .85 4.9 BRVK
e 20:21:18.50 depth = 32.8X
INK eP 20:21:32.14 -4.1X 62.9 25 b:1.4+1 .40 5.5 INK
NWAO eP 20:21:44.76 -0.9 64.3 204 b:2.2+1 1.3 5.1 NWAO
ARU eP 20:21:49.60 -0.4 65.0 322 b:1.0+1 .85 4.9 ARU
e 20:22:00.35 depth = 35.0X
ABKAReP 20:21:54.67 -0.1 65.7 314 b:4.4+0 .63 4.7 ABKA
e 20:22:05.06 depth = 33.4X
AKTK P 20:22:00.43 -0.3 66.6 316 AKTK
pP 20:22:12.19 depth = 39.4X
YKA P 20:22:33.74 0.1 72.0 28 YKA
pP 20:22:44.73 depth = 36.0X
RES eP 20:22:34.44 0.4 72.1 14 b:5.0+0 1.1 4.4 RES
ARCESP 20:22:47.17 2.1 74.0 341 ARCE
NEW eP 20:23:01.16 0.3 76.6 43 b:4.5+0 1.0 4.4 NEW
WALA eP 20:23:07.68 -1.9 78.2 41 b:4.1-1 1.1 3.3X WALA
FINESP 20:23:11.13 0.5 78.4 334 FINE
SWMT eP 20:23:13.18 -0.1 78.8 42 b:2.3+0 .86 4.2 SWMT
CMB eP 20:23:13.61 0.3 78.8 53 b:5.3+0 1.1 4.4 CMB
KIV eP 20:23:14.98 2.5X 78.7 314 b:1.0+1 .84 4.8 KIV
NVAR P 20:23:21.42 0.8 80.1 52 NVAR
HLID eP 20:23:22.55 0.5 80.4 46 b:3.0+0 .98 4.2 HLID
LRM eP 20:23:23.35 0.4 80.6 43 b:4.9+1 1.2 5.4 LRM
ELK eP 20:23:26.63 0.3 81.2 49 b:1.3+0 .70 4.0 ELK
FFC eP 20:23:28.07 0.3 81.6 32 b:7.2+0 1.0 4.6 FFC
AKASGP 20:23:36.08 -0.1 83.2 324 AKAS
pP 20:23:46.53 depth = 33.0X
BW06 qP 20:23:39.80 -0.6 83.9 45 b:2.8+0 1.1 4.3 BW06
PDAR P 20:23:40.30 -0.1 83.9 45 PDAR
NOA P 20:23:40.55 0.0 84.0 339 NOA
SUW qP 20:23:41.09 -0.1 84.2 329 b:2.5+1 .95 5.3 SUW
MALT eP 20:23:42.91 1.3 84.2 310 b:9.4+0 1.1 4.8 MALT
RSSD qP 20:23:53.44 -0.1 86.5 42 b:3.0+0 1.0 4.4 RSSD
BRTR P 20:23:54.15 0.1 86.6 313 BRTR
pP 20:24:04.02 depth = 30.9X
TXAR P 20:24:34.88 0.7 95.2 54 TXAR
PLCA PKPbc 20:30:58.03 -0.5 149.1 125 PLCA
LPAZ PKPbc 20:30:59.78 -0.6 149.3 76 LPAZ
Generated 2008 APR 3 at 21:13 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
