Phase Data
17 JAN 2012 ( 17)
ot = 09:38:14.26 +/- 1.63 MARIANA ISLANDS REGION
lat = 12.149 +/- 11.0
lon = 141.162 +/- 13.5 MAGNITUDE 4.9 (GS)
dep = 63.4 +/- 7.6
416 km (258 miles) WSW of HAGATNA, Guam
441 km (274 miles) NE of Yap, Micronesia
491 km (305 miles) WSW of Rota, Northern Mariana Islands
1946 km (1208 miles) WNW of PALIKIR, Pohnpei, Micronesia
nph = 47 of 47 se = 0.80 FE=210 A
error ellipse = ( 97.0, 3.0, 20.7;188.0, 6.0, 16.9;341.0, 82.0, 11.3)
mb = 4.9 ( 26) ML = 4.2 ( 2) 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
GUMO ePn 09:39:10.44 -1.1 3.9 68 L:7.5-1 .90 4.2 GUMO
FAKI ePn 09:42:13.60 0.8 17.4 211 b:2.0+1 .80 4.3 FAKI
LUWI eP 09:43:06.25 -2.2 22.5 236 b:7.6+1 .80 5.2 LUWI
JNU eP 09:43:14.79 1.9 22.9 337 b:1.6+1 .90 4.4 JNU
MYLDMeP 09:43:18.06 -0.1 23.4 255 b:1.3+2 1.3 5.2 MYLD
KKM eP 09:43:35.38 -0.4 25.4 258 b:1.4+1 .90 4.5 KKM
COEN eP 09:43:41.86 0.3 26.0 176 b:1.4+1 .80 4.6 COEN
MTN eP 09:43:46.96 -1.2 26.8 202 b:1.4+1 1.0 4.5 MTN
WB2 eP 09:44:38.77 -1.1 32.6 192 WB2
eP 09:44:39.87 0.0
ePcP 09:47:27.10 1.9
WRAB eP 09:44:39.94 0.2 32.6 192 b:3.2+1 .95 5.1 WRAB
ePcP 09:47:26.86 1.7
CTAO eP 09:44:40.00 1.6 32.4 171 b:2.2+1 .85 5.0 CTAO
AS01 eP 09:45:11.84 0.0 36.3 191 AS01
AS31 eP 09:45:12.79 0.9 36.3 191 b:3.3+0 .55 4.5 AS31
CM01 eP 09:45:52.99 0.6 41.1 284 CM01
CM31 eP 09:45:54.17 1.6 41.1 284 CM31
STKA eP 09:46:13.75 0.0 43.8 180 b:4.1+0 .95 4.2 STKA
FORT eP 09:46:17.41 -2.1 44.5 196 b:3.3+2 .80 6.2 FORT
SONA1eP 09:46:29.67 -1.1 45.9 328 SONA
YAK eP 09:47:05.51 -0.1 50.5 353 b:4.6+1 .90 5.5 YAK
MK01 eP 09:48:14.55 -0.1 60.0 317 MK01
GAMB eP 09:48:21.78 0.1 61.1 22 b:1.8+1 1.1 5.1 GAMB
RPZ eP 09:48:26.98 -0.3 61.9 156 b:3.2+1 .84 5.5 RPZ
KURK eP 09:48:37.06 0.1 63.4 321 b:3.9+1 .80 5.5 KURK
AAK eP 09:48:46.63 0.4 64.7 312 b:7.2+0 1.0 4.6 AAK
KKAR eP 09:49:05.11 0.1 67.7 312 KKAR
KBL eP 09:49:10.07 -0.7 68.5 303 b:1.8+1 .95 5.0 KBL
PPLA eP 09:49:10.64 -0.4 68.7 27 b:2.6+1 1.3 5.0 PPLA
CRLZ ePcP 09:49:10.94 1.3 62.5 155 CRLZ
MQZ ePcP 09:49:12.14 2.0 62.6 155 MQZ
BRVK eP 09:49:12.56 0.2 68.9 322 b:2.6+1 .70 5.3 BRVK
CAST eP 09:49:12.58 0.5 68.9 26 b:7.0+0 .88 4.6 CAST
BPAW eP 09:49:16.71 0.6 69.5 26 b:1.0+1 .96 4.7 BPAW
MLY eP 09:49:18.45 0.3 69.9 25 b:6.3+0 .84 4.6 MLY
COLD eP 09:49:23.23 0.3 70.7 23 COLD
ILB eP 09:49:25.82 -1.7 71.4 25 ILB
IL1 eP 09:49:25.97 -1.5 71.4 25 IL1
DOT eP 09:49:31.88 -1.8 72.4 27 b:2.2+1 .84 5.1 DOT
ARU eP 09:49:53.43 -0.5 75.9 325 ARU
BEKR eP 09:51:01.59 0.2 88.7 50 BEKR
WVOR eP 09:51:04.28 0.3 89.3 47 WVOR
RAYN eP 09:51:07.57 -1.5 90.3 294 RAYN
FIA1 eP 09:51:09.07 -1.8 90.9 334 FIA1
eP 09:51:09.52 -1.4
NV01 eP 09:51:10.72 0.3 90.6 51 NV01
Generated 2012 JAN 17 at 09:53 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
