Phase Data
16 FEB 2013 ( 47)
ot = 20:45:26.52 +/- 1.40 OFF EAST COAST OF HONSHU, JAPAN
lat = 40.826 +/- 15.1
lon = 144.744 +/- 7.9 MAGNITUDE 4.4 (GS)
dep = 10.0 +/- 2.0
242 km (150 miles) S of Kushiro, Hokkaido, Japan
265 km (165 miles) SSE of Obihiro, Hokkaido, Japan
278 km (173 miles) E of Hachinohe, Honshu, Japan
719 km (446 miles) NE of TOKYO, Japan
nph = 22 of 22 se = 0.69 FE=229 A
error ellipse = ( 21.0, 0.0, 24.7;111.0, 14.0, 9.3;289.0, 75.0, 2.1)
mb = 4.4 ( 7) 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
ERM ePn 20:45:56.32 0.3 1.7 315 ERM
eSn 20:46:18.61 S res = 1.0
YSS ePn 20:46:59.17 -0.2 6.3 348 YSS
MAJO ePn 20:47:04.93 0.4 6.7 232 MAJO
MJB9 ePn 20:47:05.01 0.5 6.7 232 MJB9
INU ePn 20:47:25.87 0.7 8.2 231 INU
USA0BePn 20:47:48.80 -1.4 10.0 294 USA0
KS01 ePn 20:48:36.09 -2.0 13.5 261 KS01
JNU ePn 20:48:36.54 -1.3 13.5 240 JNU
ULN eP 20:51:14.43 0.0 27.6 298 b:9.9+0 .90 4.6 ULN
SONA1eP 20:51:18.97 0.6 28.1 298 SONA
ZALV eP 20:53:12.74 0.0 41.4 309 ZALV
ZAA0 eP 20:53:12.88 0.1 41.4 309 b:3.7+0 1.1 4.0 ZAA0
MK31 eP 20:53:37.26 0.0 44.4 300 MK31
MKAR eP 20:53:37.26 0.0 44.4 300 b:1.8+1 .45 5.3 MKAR
MK01 eP 20:53:37.40 0.1 44.4 300 MK01
MAKZ eP 20:53:38.61 -0.3 44.6 300 b:6.3+0 1.2 4.4 MAKZ
KURK eP 20:53:47.16 -0.5 45.7 306 b:5.0+0 .70 4.6 KURK
BRVK eP 20:54:21.80 0.6 50.1 311 b:2.3+0 .85 4.2 BRVK
KK31 eP 20:54:46.54 -0.7 53.5 299 KK31
KKAR eP 20:54:46.68 -0.6 53.5 299 KKAR
ARU eP 20:54:59.93 0.2 55.3 318 b:3.7+0 .80 4.5 ARU
Generated 2013 FEB 17 at 08:25 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
