Phase Data
28 JAN 2011 ( 28)
ot = 15:45:42.77 +/- 1.35 NIAS REGION, INDONESIA
lat = 1.971 +/- 11.3
lon = 96.751 +/- 13.4 MAGNITUDE 5.0 (GS)
dep = 19.3 +/- 5.4
225 km (140 miles) W of Sibolga, Sumatra, Indonesia
275 km (170 miles) SW of Medan, Sumatra, Indonesia
565 km (350 miles) WSW of KUALA LUMPUR, Malaysia
1440 km (890 miles) NW of JAKARTA, Java, Indonesia
nph = 45 of 45 se = 0.66 FE=705 A
error ellipse = (234.0, 8.0, 24.0;144.0, 1.0, 12.5; 44.0, 81.0, 7.5)
mb = 5.0 ( 29) ML = 4.1 ( 14) mblg = 3.9 ( 5) md = 0.0 ( 0) MS = 0.0 ( 0)
sta phase arrival res dist azm amp per mag amp per mag sta
GSI ePn 15:46:02.58 0.0 1.1 129 L:5.6+0 .60 3.9 GSI
PSI ePn 15:46:20.16 0.6 2.3 72 L:5.7-1 1.5 3.5 g:4.2-1 .95 3.8 PSI
LHMI ePn 15:46:32.86 0.2 3.2 4 L:2.9+0 1.3 4.6 g:9.5-1 1.0 4.3 LHMI
IPM ePn 15:46:56.70 0.7 4.9 60 L:1.6-1 .75 3.9 g:1.1-1 1.2 3.6 IPM
KULM ePn 15:46:58.50 0.3 5.1 50 L:2.7-1 .90 4.2 g:1.6-1 1.3 3.8 KULM
MYKOMePn 15:47:26.21 0.6 7.1 91 L:7.0-2 1.1 4.1 MYKO
MNAI ePn 15:47:49.30 -0.2 8.8 135 L:3.2-1 1.0 5.3 MNAI
SBUM ePn 15:49:20.91 1.0 15.5 88 b:4.9+1 1.4 4.6 SBUM
CM01 ePn 15:49:31.74 -1.4 16.5 7 CM01
CM31 ePn 15:49:34.07 0.4 16.5 7 CM31
CHTO ePn 15:49:36.31 -1.8 16.9 7 b:1.5+1 .85 4.2 CHTO
KKM eP 15:50:13.40 0.7 19.8 78 b:1.2+2 1.5 5.0 KKM
SLVN eP 15:50:19.18 -0.3 20.5 19 b:2.8+1 1.1 4.5 SLVN
MYLDMeP 15:50:36.29 0.9 21.9 81 b:1.6+2 1.4 5.3 MYLD
DAV eP 15:51:43.77 0.6 29.2 79 b:5.3+2 .45 6.6 DAV
KBL eP 15:53:28.54 0.0 41.4 325 b:3.9+0 .85 4.2 KBL
WB2 eP 15:53:39.67 -0.3 42.8 122 WB2
WRAB eP 15:53:39.74 -0.2 42.8 122 b:1.9+1 .95 4.8 WRAB
AS01 eP 15:53:50.59 -0.8 44.3 127 AS01
AS31 eP 15:53:51.37 0.3 44.2 127 b:5.8+0 1.3 4.3 AS31
JNU eP 15:53:53.38 -0.1 44.5 42 b:1.3+2 2.0 5.5 JNU
TKM2 eP 15:53:57.66 0.9 44.9 338 b:3.8+1 1.3 5.1 TKM2
AAK eP 15:53:59.38 1.2 45.1 337 b:5.6+1 1.6 5.2 AAK
eP 15:53:59.47 1.3
KS01 eP 15:53:59.79 -1.1 45.5 35 KS01
EKS2 eP 15:54:01.34 0.8 45.4 336 b:8.9+0 .80 4.8 EKS2
MK01 eP 15:54:07.32 -0.4 46.4 346 MK01
SONA1eP 15:54:07.87 -0.7 46.5 9 SONA
MKAR eP 15:54:08.25 0.3 46.4 346 MKAR
MK31 eP 15:54:08.25 0.3 46.4 346 MK31
MAKZ eP 15:54:08.74 0.1 46.5 346 b:1.5+1 .85 5.0 MAKZ
ULN eP 15:54:09.52 0.0 46.6 10 b:1.5+1 1.1 4.9 ULN
KKAR eP 15:54:14.46 0.4 47.2 334 KKAR
KURK eP 15:54:42.90 0.1 50.9 345 b:3.3+1 1.2 5.1 KURK
PMG eP 15:54:47.11 -0.3 51.5 104 b:2.6+1 .75 5.2 PMG
CTAO eP 15:55:00.49 -0.1 53.3 117 b:2.6+1 1.2 5.1 CTAO
RAYN eP 15:55:04.96 1.2 54.0 298 b:1.1+1 1.1 4.8 RAYN
STKA eP 15:55:07.37 0.0 54.2 132 b:6.3+0 1.3 4.5 STKA
BRVK eP 15:55:14.40 -1.5 55.4 341 b:2.1+1 1.3 5.0 BRVK
ZRNK eP 15:55:17.74 -0.3 55.8 340 b:1.7+1 1.3 4.9 ZRNK
ABKAReP 15:55:24.44 -0.1 56.6 332 ABKA
YSS eP 15:55:48.16 0.5 60.0 35 b:8.4+1 1.6 5.6 YSS
ARU eP 15:56:03.02 -0.5 62.3 337 b:1.9+1 1.2 5.1 ARU
YAK eP 15:56:18.88 -1.1 64.8 17 b:4.1+1 .80 5.6 YAK
TIXI eP 15:57:06.21 -1.6 72.5 10 b:5.1+1 1.9 5.3 TIXI
Generated 2011 JAN 28 at 16:02 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
