Phase Data
20 SEP 2011 (263)
ot = 21:44:19.63 +/- 1.68 MINDANAO, PHILIPPINES
lat = 6.477 +/- 12.8
lon = 124.733 +/- 10.2 MAGNITUDE 4.6 (GS)
dep = 42.7 +/- 9.3
63 km (39 miles) NW of General Santos, Mindanao, Philippines (pop 411,000)
98 km (61 miles) SSE of Cotabato, Mindanao, Philippines (pop 163,000)
117 km (73 miles) SW of Davao, Mindanao, Philippines (pop 1,147,000)
987 km (613 miles) SSE of MANILA, Philippines
nph = 26 of 27 se = 0.83 FE=259 A
error ellipse = (163.0, 19.0, 20.9;261.0, 22.0, 15.4; 37.0, 59.0, 12.6)
mb = 4.6 ( 14) ML = 4.3 ( 8) mblg = 3.7 ( 4) md = 0.0 ( 0) MS = 0.0 ( 0)
sta phase arrival res dist azm amp per mag amp per mag sta
DAV ePn 21:44:37.13 -0.4 1.0 55 L:4.8+0 1.0 3.8 DAV
eSn 21:44:38.13 S res = -12.6X
MYLDMePn 21:45:50.56 0.0 6.3 259 L:1.5-1 1.1 4.3 g:8.0-2 1.0 3.6 MYLD
LUWI ePn 21:46:09.15 -0.4 7.7 195 L:2.5-1 1.0 4.9 g:8.0-2 1.0 3.7 LUWI
eSn 21:47:37.49 S res = 1.7
KKM ePn 21:46:20.15 0.1 8.5 268 L:4.0-2 1.3 4.3 KKM
MMRI ePn 21:47:55.66 3.9 15.2 189 b:7.7+1 1.2 4.8 MMRI
SOEI ePn 21:48:09.04 5.4 16.1 182 b:3.2+1 1.0 4.4 SOEI
MTN eP 21:48:52.30 1.1 20.2 162 b:2.1+1 1.2 4.3 MTN
SLVN eP 21:49:40.11 0.6 25.0 308 b:2.2+1 1.5 4.5 SLVN
PSI eP 21:49:49.15 0.2 26.0 263 b:2.0+1 1.3 4.5 PSI
CM01 eP 21:50:03.67 -1.1 27.8 298 CM01
WB2 eP 21:50:05.08 -0.8 27.9 160 b:3.0+1 1.8 4.6 WB2
eP 21:50:05.61 -0.3
LSA eP 21:51:44.64 0.6 39.2 310 b:1.3+1 1.2 4.6 LSA
SONA1eP 21:52:22.41 -1.4 44.1 342 SONA
ULN eP 21:52:23.53 1.2 43.9 343 b:4.3+0 1.0 4.2 ULN
MK01 eP 21:53:41.67 1.0 54.2 325 MK01
ZAA0 eP 21:54:02.57 -0.1 57.3 333 ZAA0
eP 21:54:03.20 0.5
KBL eP 21:54:10.37 -0.2 58.3 307 b:4.1+0 .85 4.6 KBL
KURK eP 21:54:10.55 0.0 58.4 328 b:1.8+1 1.0 5.1 KURK
KKAR eP 21:54:20.68 -0.6 59.9 317 b:3.8+1 .85 5.6 KKAR
BRVK eP 21:54:49.66 0.9 64.0 327 b:7.1+0 .90 4.7 BRVK
ABKAReP 21:55:18.97 -0.4 68.8 321 b:2.4+1 1.0 5.2 ABKA
ARU eP 21:55:35.64 -0.6 71.6 328 b:6.6+0 1.0 4.6 ARU
DHY eS 22:06:59.36 -0.2 83.3 27 DHY
Generated 2011 SEP 21 at 05:09 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
