Phase Data
14 SEP 2011 (257)
ot = 10:37:02.38 +/- 1.73 NORTHERN SUMATRA, INDONESIA
lat = 0.755 +/- 10.9
lon = 100.034 +/- 11.7 MAGNITUDE 4.6 (GS)
dep = 189.3 +/- 8.5
109 km (68 miles) SE of Padangsidempuan, Sumatra, Indonesia (pop 178,000)
159 km (99 miles) W of Pekanbaru, Sumatra, Indonesia (pop 717,000)
324 km (201 miles) SW of KUALA LUMPUR, Malaysia
1075 km (667 miles) NW of JAKARTA, Java, Indonesia
nph = 63 of 67 se = 0.85 FE=706 A
error ellipse = ( 52.0, 4.0, 20.1;145.0, 27.0, 14.4;313.0, 62.0, 12.4)
mb = 4.6 ( 1) ML = 4.2 ( 14) 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
BKNI ePn 10:37:32.55 0.8 1.1 113 L:5.1+0 .90 4.3 BKNI
IPM ePn 10:38:02.14 0.4 3.8 15 L:6.0-2 1.2 3.2 IPM
eSn 10:38:47.88 S res = -0.3
MYKOMePn 10:38:03.49 0.3 4.0 75 L:1.1-1 .45 3.5 MYKO
KULM ePn 10:38:10.40 -0.4 4.6 8 L:6.0-2 1.0 3.4 KULM
LHMI ePn 10:38:22.00 0.2 5.4 325 L:8.9-1 1.0 4.8 LHMI
MNAI ePn 10:38:27.06 -0.7 5.9 150 L:3.4+1 .60 5.0 MNAI
eSn 10:39:34.35 S res = -0.7
PMBI ePn 10:38:27.89 -0.5 5.9 128 L:4.9-1 .35 4.7 PMBI
KSM ePn 10:39:25.72 0.0 10.3 86 KSM
CISI ePn 10:39:38.59 -0.6 11.3 137 CISI
eSn 10:41:40.30 S res = -5.1X
XMIS ePn 10:39:52.01 -1.8 12.5 154 XMIS
SBUM ePn 10:39:53.26 1.8 12.3 82 SBUM
SMRI ePn 10:39:59.32 -0.5 13.0 127 SMRI
COCO ePn 10:40:02.24 -1.2 13.3 194 COCO
UGM ePn 10:40:06.55 -0.7 13.6 130 UGM
DLV ePn 10:40:11.85 -0.1 13.9 37 DLV
KKM eP 10:40:48.47 0.4 17.0 72 b:3.7+1 .80 4.8 KKM
CHTO eP 10:40:58.63 -0.2 18.0 357 b:5.6+0 .85 4.0 CHTO
MYLDMeP 10:41:09.45 0.0 18.9 76 b:3.4+1 .90 4.8 MYLD
KAPI eP 10:41:27.13 0.9 20.5 106 b:3.5+2 .70 6.0 KAPI
SLVN eP 10:41:30.44 1.3 20.8 10 b:4.1+0 .90 3.9 SLVN
MMRI eP 10:41:59.86 -0.2 24.0 113 b:4.2+1 .70 5.2 MMRI
DAV eP 10:42:19.60 -0.6 26.2 76 b:9.5+2 1.4 6.3 DAV
SZP eP 10:42:19.61 0.6 26.1 49 b:3.3+2 1.9 5.7 SZP
SOEI eP 10:42:20.07 -0.7 26.3 114 b:4.4+1 1.0 5.1 SOEI
DGAR eP 10:42:41.09 -0.9 28.7 253 b:3.8+2 1.1 6.0 DGAR
MTN eP 10:43:24.82 -0.9 33.7 115 b:1.0+2 1.7 5.2 MTN
WB2 eP 10:44:13.60 -0.7 39.4 123 WB2
eP 10:44:13.92 -0.4
WRAB eP 10:44:13.89 -0.4 39.4 123 b:2.2+1 .70 4.9 WRAB
AS31 eP 10:44:25.42 -0.9 40.9 129 b:1.8+0 .40 4.0 AS31
AS01 eP 10:44:25.79 -0.8 40.9 129 AS01
ePcP 10:46:23.49 0.1
FORT eP 10:44:28.48 0.2 41.1 142 b:3.6+2 .60 6.1 FORT
KBL eP 10:44:55.06 0.8 44.4 323 b:1.4+1 .55 4.7 KBL
AAK eP 10:45:19.14 -0.1 47.6 335 b:1.5+1 1.3 4.3 AAK
MK01 eP 10:45:25.45 0.3 48.4 344 MK01
MKAR eP 10:45:25.65 0.3 48.4 344 b:2.2+2 .35 6.1 MKAR
MK31 eP 10:45:25.65 0.3 48.4 344 MK31
MAKZ eP 10:45:26.22 0.1 48.5 344 b:1.9+1 .95 4.6 MAKZ
KKAR eP 10:45:36.14 0.6 49.8 332 b:7.6+1 .40 5.6 KKAR
STKA eP 10:45:44.50 -0.5 51.0 133 b:1.2+0 .65 3.6 STKA
KURK eP 10:45:59.66 0.2 53.0 343 b:1.5+1 .75 4.7 KURK
ZAA0 eP 10:46:06.62 -3.6X 54.5 349 ZAA0
eP 10:46:09.85 -0.4
BRVK eP 10:46:32.83 -0.2 57.7 339 b:2.0+1 .45 5.2 BRVK
ABKAReP 10:46:43.76 -0.2 59.3 331 b:2.0+2 .65 6.0 ABKA
MARD eP 10:47:26.83 1.4 65.5 311 b:2.3+1 .76 5.1 MARD
ARTV eP 10:47:32.27 3.5X 66.0 315 b:2.1+1 .32 5.4 ARTV
BR131eP 10:48:03.05 0.1 71.5 312 BR13
BR231eP 10:48:03.69 -3.2X 72.2 312 BR23
ILGA eP 10:48:05.75 1.0 71.8 313 b:2.2+1 1.0 4.8 ILGA
TIRR eP 10:48:31.80 0.7 76.4 316 b:1.4+1 .90 4.7 TIRR
KIEV eP 10:48:36.03 -0.1 77.3 322 b:1.4+1 .80 4.7 KIEV
AKBB eP 10:48:36.07 -0.1 77.3 322 b:1.4+1 .80 4.7 AKBB
AK11 eP 10:48:36.30 0.0 77.4 322 AK11
MLR eP 10:48:42.98 1.0 78.3 316 b:2.6+1 1.1 4.9 MLR
BUR08eP 10:48:48.47 1.6 79.3 318 BUR0
VTS eP 10:48:50.45 0.6 79.8 313 b:1.1+1 1.0 4.5 VTS
MORC eP 10:49:15.64 1.2 84.6 320 MORC
CUC eP 10:49:17.88 0.7 85.1 310 b:4.3+0 1.2 4.1 CUC
GEA0 eP 10:49:27.57 1.0 87.0 319 GEA0
GEC2 eP 10:49:28.11 1.5 87.0 319 GEC2
FUORNeP 10:49:39.30 1.7 89.3 316 FUOR
KEST eP 10:49:43.90 2.4 90.1 306 KEST
Generated 2011 SEP 14 at 10:54 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
