Phase Data
12 OCT 2011 (285)
ot = 08:59:56.84 +/- 2.27 KEP. MENTAWAI REGION, INDONESIA
lat = -3.796 +/- 8.2
lon = 100.550 +/- 8.3 MAGNITUDE 4.8 (GS)
dep = 32.0 +/- 5.9
191 km (118 miles) W of Bengkulu, Sumatra, Indonesia
263 km (163 miles) WSW of Lubuklinggau, Sumatra, Indonesia
315 km (196 miles) S of Padang, Sumatra, Indonesia
744 km (462 miles) WNW of JAKARTA, Java, Indonesia
nph = 45 of 45 se = 1.12 FE=274 A
error ellipse = (136.0, 2.0, 15.0;229.0, 42.0, 12.7; 43.0, 47.0, 3.0)
mb = 4.8 ( 21) ML = 0.0 ( 0) mblg = 3.8 ( 6) md = 0.0 ( 0) MS = 0.0 ( 0)
sta phase arrival res dist azm amp per mag amp per mag sta
MNAI ePn 09:00:34.33 -0.5 2.5 103 g:2.0+0 .90 4.5 MNAI
BKNI ePn 09:00:57.40 -0.3 4.1 7 g:4.3-1 .75 4.1 BKNI
PMBI ePn 09:00:59.46 0.2 4.2 78 g:5.4-1 .95 4.2 PMBI
MYKOMePn 09:01:29.66 -0.1 6.5 31 g:7.0-2 .95 3.5 MYKO
CISI ePn 09:01:50.60 -2.3 8.1 118 CISI
IPM ePn 09:01:56.25 2.1 8.2 3 g:1.0-2 .90 3.0 IPM
COCO ePn 09:02:03.00 -3.2 9.1 204 COCO
KULM ePn 09:02:05.50 0.5 9.0 1 g:2.0-2 .95 3.2 KULM
eSn 09:03:45.92 S res = 0.3
SBUM ePn 09:03:04.09 1.8 13.2 62 SBUM
JAGI ePn 09:03:15.29 -1.9 14.3 110 JAGI
DLV ePn 09:04:01.22 2.4 17.5 27 b:2.1+1 .80 4.3 DLV
KKM eP 09:04:09.66 -0.4 18.4 58 b:3.8+1 1.2 4.4 KKM
MYLDMeP 09:04:28.61 1.3 20.0 64 b:1.2+2 1.2 5.1 MYLD
CM01 eP 09:04:48.52 -1.4 22.1 356 CM01
CHTO eP 09:04:53.18 -0.9 22.5 356 b:3.1+1 1.1 4.7 CHTO
WB2 eP 09:06:59.97 -0.8 36.6 119 WB2
eP 09:07:00.05 -0.7
WRAB eP 09:07:00.06 -0.8 36.6 119 b:8.4+0 .60 4.8 WRAB
AS31 eP 09:07:10.34 0.0 37.8 125 b:2.2+0 .55 4.2 AS31
AS01 eP 09:07:10.44 -0.2 37.8 125 AS01
ePcP 09:09:27.94 0.9
JOW eP 09:07:32.78 -0.7 40.6 40 b:1.8+1 .80 4.9 JOW
JNU eP 09:08:21.28 -0.9 46.6 36 b:3.4+1 1.0 5.3 JNU
STKA eP 09:08:30.57 0.9 47.6 131 b:1.9+0 .85 4.2 STKA
KS01 eP 09:08:34.54 -0.6 48.3 29 KS01
KS15 eP 09:08:34.97 -0.3 48.3 29 KS15
SONA1eP 09:09:01.77 0.9 51.7 5 SONA
ULN eP 09:09:02.31 0.8 51.8 6 b:2.2+1 1.1 5.0 ULN
AAK eP 09:09:04.06 1.4 51.9 336 b:1.2+1 1.1 4.8 AAK
MK01 eP 09:09:10.20 0.6 52.9 344 MK01
MK31 eP 09:09:10.55 0.8 52.9 344 MK31
MKAR eP 09:09:10.55 0.8 52.9 344 b:1.3+2 .90 5.9 MKAR
MAKZ eP 09:09:11.02 0.5 53.0 344 b:1.5+1 1.0 4.9 MAKZ
MAJO eP 09:09:11.43 -1.8 53.3 38 b:1.0+1 .85 4.8 MAJO
MJB9 eP 09:09:11.93 -1.3 53.3 38 b:2.6+0 .85 4.2 MJB9
KKAR eP 09:09:18.29 0.4 54.0 333 KKAR
KURK eP 09:09:42.95 0.3 57.5 344 b:3.2+1 .90 5.4 KURK
RAYN eP 09:10:03.47 2.0 60.1 300 RAYN
epP 09:10:10.89 depth = 0.2
BRVK eP 09:10:14.57 0.0 62.1 340 b:1.2+1 .75 5.1 BRVK
YSS eP 09:10:18.56 -0.2 62.7 31 b:5.0+1 .90 5.6 YSS
ARU eP 09:10:58.57 -0.8 69.1 337 ARU
BR131eP 09:11:35.80 0.6 74.9 313 BR13
BKZ eP 09:11:46.63 1.4 76.7 129 BKZ
Generated 2011 OCT 12 at 09:13 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
