20 APR 2009 (110)
ot = 19:12:42.25 +/- 0.64 LUZON, PHILIPPINES
lat = 15.435 +/- 4.0
lon = 120.241 +/- 7.3 MAGNITUDE 4.9 (GS)
dep = 61.6 +/- 6.9
45 km (30 miles) NW of Angeles, Luzon, Philippines (pop 263,000)
70 km (40 miles) N of Olongapo, Luzon, Philippines (pop 194,000)
70 km (45 miles) S of Dagupan, Luzon, Philippines (pop 130,000)
120 km (75 miles) NW of MANILA, Philippines (pop 9,932,000)
nph = 47 of 49 se = 1.07 FE=249 A
error ellipse = ( 79.5, 39.9, 12.4;282.6, 47.7, 9.3;179.5, 11.7, 5.9)
mb = 4.9 ( 32) 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
TWG eP 19:14:27.63 0.1 7.4 6 d:7.8+1 5.8X L:5.8-1 .50 5.0X TWG
g:5.0-1 .85 4.5X b:3.0+2 .50 6.3X
TPUB eP 19:14:32.94 -0.7 7.8 3 d:1.8+2 6.7X L:2.6-1 1.1 4.8X TPUB
g:1.9-1 1.0 4.1X b:2.6+2 1.1 5.9X
YULB eP 19:14:35.20 -0.4 8.0 7 d:1.7+2 6.7X L:2.4-1 1.0 4.8X YULB
g:2.3-1 1.0 4.1X b:2.3+2 1.0 5.9X
SSLB eP 19:14:39.70 -0.8 8.3 5 d:1.8+2 6.9X L:2.0-1 1.0 4.8X SSLB
g:1.8-1 1.0 4.1X b:1.8+2 1.0 5.9X
NACB P 19:14:46.21 -0.5 8.8 8 d:6.1+1 6.1X L:2.4-1 1.2 4.9X NACB
g:1.8-1 1.0 4.1X b:3.1+2 1.2 6.1X
YHNB P 19:14:52.96 0.0 9.2 6 d:1.6+2 7.2X L:2.6-1 1.0 5.0X YHNB
g:2.3-1 1.0 4.3X b:2.3+2 1.0 6.1X
TATO P 19:14:59.69 2.5 9.6 7 d:5.0+1 6.2X L:1.6-1 .90 4.9X TATO
g:1.2-1 .90 4.1X b:1.2+2 .90 5.9X
KKM eP 19:15:02.24 -2.9 10.1 203 KKM
DAV 19:15:02.73 1.9 9.8 147 DAV
KSM eP 19:16:37.90 2.1 17.0 216 g:8.2-2 .90 4.3X b:8.2+1 .90 4.9 KSM
KAPI P 19:17:14.57 1.1 20.3 181 g:9.1-2 1.0 4.4X b:9.1+1 1.0 5.0 KAPI
CHTO P 19:17:16.02 -0.8 20.6 282 g:3.3-2 1.1 4.0X b:3.3+1 1.1 4.6 CHTO
CM31 P 19:17:16.64 0.2 20.6 281 g:5.4-2 .88 4.3X b:5.4+1 .88 4.9 CM31
IPM P 19:17:29.06 0.1 21.8 242 g:9.6-2 1.4 4.4X b:9.6+1 1.4 5.0 IPM
FITZ eP 19:19:17.26 -0.8 33.7 171 b:3.1+0 .43 4.5 FITZ
ULN eP 19:19:20.04 -1.3 34.1 344 b:6.9+0 .75 4.7 ULN
MBWA P 19:19:40.12 -0.5 36.4 181 b:1.1+1 .68 4.9 MBWA
WRAB P 19:19:51.52 -1.2 37.8 158 b:3.7+1 .95 5.3 WRAB
AS31 P 19:20:19.69 -0.5 41.1 161 AS31
CTAO P 19:20:41.44 0.9 43.6 143 b:1.6+1 .85 4.8 CTAO
MK31 P 19:20:46.94 0.3 44.4 323 MK31
TKM2 e 19:21:07.25 0.5 46.9 315 b:1.1+1 1.0 4.7 TKM2
ZAA0 P 19:21:09.07 -0.6 47.3 332 ZAA0
AAK P 19:21:12.11 0.4 47.5 314 b:3.5+1 .95 5.3 AAK
EKS2 P 19:21:16.50 0.9 48.0 314 b:3.0+1 1.3 5.1 EKS2
KBL P 19:21:27.72 -0.1 49.6 302 b:3.3+1 1.2 5.2 KBL
BBOO P 19:21:31.65 -1.1 50.3 163 b:2.1+2 .65 6.3X BBOO
KKAR P 19:21:33.55 -0.4 50.5 314 b:1.6+1 .85 5.1 KKAR
STKA eP 19:21:40.23 -0.1 51.3 157 b:1.2+0 .70 4.1 STKA
BRVK P 19:21:59.59 -1.6 54.2 325 b:1.0+1 .65 5.0 BRVK
ABKARP 19:22:36.77 0.2 59.1 318 b:4.5+0 .43 4.9 ABKA
GNI P 19:23:44.07 1.2 69.2 307 b:1.0+1 1.4 4.6 GNI
MALT P 19:24:14.47 1.3 74.3 306 b:6.2+0 .95 4.5 MALT
TRF P 19:24:23.56 0.2 76.1 28 b:4.5+1 1.6 5.1 TRF
MCK P 19:24:26.76 0.4 76.7 27 b:2.0+1 .96 5.1 MCK
PMR P 19:24:27.79 0.3 76.9 29 b:1.0+1 .84 4.8 PMR
PAX P 19:24:35.80 0.0 78.3 28 b:7.8+0 .84 4.7 PAX
KIEV P 19:24:37.87 -0.9 78.9 320 b:5.5+0 .85 4.5 KIEV
AK01 P 19:24:38.25 -0.6 78.9 320 AK01
AK02 P 19:24:38.55 -0.3 78.9 320 AK02
e 19:24:46.40 -1.0X
CSS P 19:24:39.30 0.3 78.8 303 b:2.3+1 .85 5.1 CSS
KWP P 19:25:02.12 0.3 83.2 320 b:1.2+1 .65 5.0 KWP
KMBO eP 19:25:06.15 1.5 83.5 267 b:2.9+1 1.5 5.1 KMBO
MORC P 19:25:17.63 -0.1 86.3 321 b:8.2+0 1.1 4.8 MORC
RES qP 19:25:20.32 -2.0 87.4 9 b:7.6+0 .85 4.9 RES
TUE P 19:25:48.81 1.0 92.7 320 b:2.4+1 1.3 5.4 TUE
ECH P 19:25:50.69 0.6 93.2 322 b:5.2+0 1.0 4.9 ECH
EGMT e 19:26:32.62 -0.4X 102.7 32 b:2.3+1 .80 5.9X EGMT
Generated 2009 APR 20 at 19:29 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
