Phase Data
18 FEB 2013 ( 49)
ot = 12:01:48.34 +/- 0.98 NORTHERN SUMATRA, INDONESIA
lat = 1.901 +/- 7.8
lon = 99.065 +/- 8.2 MAGNITUDE 4.7 (GS)
dep = 126.9 +/- 6.7
36 km (23 miles) ENE of Sibolga, Sumatra, Indonesia (pop 90,000)
62 km (39 miles) NNW of Padangsidempuan, Sumatra, Indonesia (pop 178,000)
324 km (201 miles) WSW of KUALA LUMPUR, Malaysia
1240 km (770 miles) NW of JAKARTA, Java, Indonesia
nph = 49 of 49 se = 0.48 FE=706 A
error ellipse = (229.0, 5.0, 15.7;329.0, 58.0, 11.4;135.0, 30.0, 5.0)
mb = 4.7 ( 25) 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
PSI ePn 12:02:09.36 0.0 0.8 350 PSI
eSn 12:02:25.26 S res = 0.0
GSI ePn 12:02:17.20 -0.3 1.6 248 GSI
eSn 12:02:39.38 S res = -0.3
BKNI ePn 12:02:30.09 1.4 2.5 128 BKNI
LHMI ePn 12:02:46.73 -0.3 3.9 328 LHMI
MNAI ePn 12:03:32.53 -0.4 7.3 148 MNAI
CM01 ePn 12:05:32.89 1.4 16.4 360 CM01
CM31 ePn 12:05:33.04 1.1 16.4 360 CM31
CHTO ePn 12:05:36.06 -0.2 16.8 360 b:1.7+1 .90 4.3 CHTO
PALK eP 12:06:02.99 1.9 19.1 287 b:1.4+1 .60 4.5 PALK
SHL eP 12:06:56.21 0.0 24.5 344 b:4.0+1 .78 5.0 SHL
FITZ eP 12:08:08.48 -1.9 32.9 128 b:7.9+0 .80 4.5 FITZ
ePcP 12:10:52.46 0.1
WB2 eP 12:09:16.62 -1.5 40.9 124 WB2
eP 12:09:17.30 -0.8
ePcP 12:11:16.30 -0.3
WRAB eP 12:09:17.46 -0.6 40.9 124 b:4.7+1 .50 5.5 WRAB
AS31 eP 12:09:28.90 -1.4 42.4 129 b:1.9+0 .55 4.0 AS31
AS01 eP 12:09:28.99 -1.6 42.4 129 AS01
ePcP 12:11:21.69 0.1
NRN eP 12:09:48.02 0.6 44.5 335 b:2.8+1 .85 5.0 NRN
KDJ eP 12:09:50.52 2.3 44.6 337 KDJ
GAR eP 12:09:53.61 0.0 45.3 328 b:2.4+1 1.1 4.8 GAR
CHGR eP 12:09:55.87 -0.7 45.7 327 b:1.3+1 .78 4.7 CHGR
SONA1eP 12:10:00.71 0.1 46.2 7 SONA
AAK eP 12:10:01.56 1.3 46.1 335 b:8.7+0 .85 4.5 AAK
MK01 eP 12:10:07.04 0.1 47.0 344 MK01
MK31 eP 12:10:07.33 0.2 47.0 344 MK31
MKAR eP 12:10:07.38 0.3 47.0 344 b:6.8+1 .70 5.5 MKAR
MAKZ eP 12:10:07.97 0.1 47.1 344 b:9.1+0 .70 4.6 MAKZ
KKAR eP 12:10:16.82 0.1 48.3 332 KKAR
KK31 eP 12:10:16.82 0.1 48.3 332 KK31
KURK eP 12:10:42.03 0.3 51.6 344 b:1.1+1 .80 4.8 KURK
ZALV eP 12:10:53.17 0.0 53.2 350 ZALV
ZAA0 eP 12:10:53.30 0.1 53.2 350 b:1.6+1 .85 5.0 ZAA0
BRVK eP 12:11:15.17 -0.4 56.3 340 b:6.2+0 .50 4.8 BRVK
ABKAReP 12:11:25.87 -0.4 57.8 331 ABKA
ARU eP 12:12:03.06 -0.3 63.3 336 b:6.3+0 .80 4.6 ARU
PEA0BeP 12:12:45.32 -1.6 70.1 33 b:3.5+1 1.0 5.1 PEA0
BR131eP 12:12:46.77 0.0 70.0 312 BR13
PETK eP 12:12:47.11 0.2 70.1 33 PETK
PET eP 12:12:50.43 0.6 70.6 34 b:3.0+1 1.1 5.0 PET
BUR08eP 12:13:31.28 -0.3 77.8 318 BUR0
BUR04eP 12:13:32.32 0.8 77.7 318 BUR0
RPZ eP 12:13:35.12 0.1 78.4 135 b:6.3+0 .60 4.6 RPZ
LVZ eP 12:13:36.80 -0.1 78.8 340 b:7.9+0 1.1 4.4 LVZ
THZ eP 12:13:40.56 0.6 79.3 133 b:5.1+0 .76 4.4 THZ
BKZ eP 12:13:51.27 -0.5 81.5 130 b:1.2+1 .60 4.8 BKZ
Generated 2013 FEB 18 at 12:19 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
