Phase Data
7 FEB 2013 ( 38)
ot = 08:03:30.44 +/- 1.79 NIAS REGION, INDONESIA
lat = 0.245 +/- 10.5
lon = 98.498 +/- 10.7 MAGNITUDE 4.9 (GS)
dep = 35.2 +/- 3.1
152 km (94 miles) SW of Padangsidempuan, Sumatra, Indonesia (pop 178,000)
168 km (105 miles) S of Sibolga, Sumatra, Indonesia
480 km (298 miles) SW of KUALA LUMPUR, Malaysia
1165 km (724 miles) NW of JAKARTA, Java, Indonesia
nph = 45 of 45 se = 0.88 FE=706 A
error ellipse = (226.0, 1.0, 19.9;136.0, 2.0, 11.4;352.0, 86.0, 4.7)
mb = 4.9 ( 21) 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
GSI ePn 08:03:55.57 2.1 1.4 319 GSI
BKNI ePn 08:04:10.08 0.9 2.5 88 BKNI
IPM ePn 08:04:44.07 2.3 4.9 31 IPM
LHMI ePn 08:04:47.00 1.4 5.2 343 LHMI
KULM ePn 08:04:50.86 1.6 5.5 23 KULM
MYKOMePn 08:04:51.07 0.3 5.6 74 MYKO
MNAI ePn 08:05:02.25 0.2 6.4 136 MNAI
COCO ePn 08:06:26.11 0.7 12.5 188 COCO
PBKT ePn 08:07:18.38 0.3 16.4 8 b:1.2+1 .84 4.1 PBKT
CM01 ePn 08:07:37.71 -1.1 18.1 1 CM01
CM31 ePn 08:07:40.25 1.0 18.1 1 CM31
CHTO eP 08:07:43.92 0.6 18.5 1 b:5.7+0 .75 3.8 CHTO
BKB eP 08:07:44.26 0.9 18.5 94 b:4.0+1 .50 4.8 BKB
KKM eP 08:07:45.88 0.9 18.6 72 b:4.6+1 .70 4.8 KKM
LUWI eP 08:08:43.76 -1.2 24.3 93 b:2.1+2 1.1 5.6 LUWI
SHL eP 08:08:59.82 -0.1 26.0 346 b:4.1+1 .84 5.1 SHL
SOEI eP 08:09:16.29 2.3 27.5 112 b:3.4+1 .40 5.4 SOEI
LSA eP 08:09:37.49 0.0 30.1 347 b:3.5+0 .75 4.2 LSA
ENH eP 08:09:49.38 -1.1 31.6 18 b:2.1+1 .60 5.2 ENH
SAUI eP 08:10:08.85 0.2 33.7 105 b:5.8+1 .70 5.6 SAUI
XAN eP 08:10:18.28 -1.4 35.0 15 b:3.6+1 .80 5.3 XAN
NIL eP 08:11:08.29 -0.4 40.8 327 b:2.4+1 .60 5.1 NIL
BJT eP 08:11:24.47 0.2 42.7 20 b:3.2+1 .80 5.1 BJT
TARG eP 08:11:46.09 0.5 45.3 338 b:4.7+0 .80 4.4 TARG
KS15 eP 08:11:47.87 -2.0 45.9 33 KS15
KS01 eP 08:11:48.09 -1.7 45.9 33 KS01
SONA1eP 08:12:05.45 0.1 47.9 7 SONA
MK01 eP 08:12:09.27 -0.2 48.5 345 MK01
MK31 eP 08:12:09.52 -0.2 48.5 345 MK31
MKAR eP 08:12:09.52 -0.2 48.5 345 b:3.6+1 .65 5.5 MKAR
MAKZ eP 08:12:10.42 0.0 48.6 345 b:4.8+0 .85 4.6 MAKZ
KKAR eP 08:12:17.38 -0.1 49.5 333 KKAR
KK31 eP 08:12:17.38 -0.1 49.5 333 KK31
ZALV eP 08:12:55.64 -0.4 54.7 350 ZALV
ZAA0 eP 08:12:55.75 -0.3 54.7 350 b:9.9+0 .90 4.8 ZAA0
ABKAReP 08:13:25.27 -1.1 59.0 332 ABKA
BR131eP 08:14:42.17 -1.1 70.7 312 BR13
MLR eP 08:15:23.58 0.0 77.7 317 b:9.2+0 .90 4.8 MLR
BUR04eP 08:15:28.87 0.1 78.6 319 BUR0
BUR08eP 08:15:29.37 0.5 78.6 319 BUR0
X48A ePKPbc 08:23:02.92 -1.3 145.1 8 X48A
Y49A ePKPdf 08:23:05.17 -0.8 145.8 7 Y49A
HODGEePKPdf 08:23:05.82 0.0 145.7 1 HODG
Y52A ePKPdf 08:23:06.80 0.5 146.0 4 Y52A
152A ePKPdf 08:23:09.92 1.6 147.1 5 152A
Generated 2013 FEB 7 at 08:38 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
