24 FEB 2009 ( 55)
ot = 00:46:40.38 +/- 1.76 CENTRAL MID-ATLANTIC RIDGE
lat = -0.192 +/- 17.9
lon = -18.490 +/- 25.2 MAGNITUDE 4.9 (GS)
dep = 10.0 (geophysicist)
975 km (600 miles) NNW of Ascension Island
1080 km (670 miles) SW of Bonthe, Sierra Leone
1125 km (700 miles) SSW of FREETOWN, Sierra Leone
2010 km (1250 miles) ENE of Recife, Pernambuco, Brazil
nph = 15 of 22 se = 0.87 FE=406 B
error ellipse = ( 61.0, 0.0, 36.8;151.0, 0.0, 17.7; 0.0, 0.0, 0.0)
mb = 4.9 ( 22) ML = 0.0 ( 0) mblg = 3.8 ( 3) md = 0.0 ( 0) MS = 0.0 ( 0)
sta phase arrival res dist azm amp per mag amp per mag sta
TSUM eP 00:54:16.71 0.0 40.1 120 b:7.0+0 .90 4.3 TSUM
MTE eP 00:54:29.53 0.7 41.6 12 b:1.3+1 .80 4.7 MTE
epP 00:54:43.58 depth = 11.7X
PAB eP 00:54:30.24 1.4 41.6 16 b:2.2+1 1.2 4.8 PAB
ANWB eP 00:54:58.68 -6.8X 46.2 294 b:1.4+2 1.1 5.8 ANWB
LSZ eP 00:55:24.10 0.3 48.5 110 b:1.0+1 .90 4.9 LSZ
TIP eP 00:55:40.30 -0.5 50.8 35 b:1.6+1 1.0 4.9 TIP
AQU eP 00:55:44.78 1.0 51.2 30 b:2.6+1 1.0 5.1 AQU
SENINeP 00:55:47.06 -0.2 51.6 22 b:1.3+2 2.9 5.3 SENI
BFO eP 00:56:02.26 0.3 53.6 21 b:8.8+0 1.0 4.7 BFO
KMBO eP 00:56:18.58 0.3 55.8 91 b:9.2+0 1.5 4.6 KMBO
KHC eP 00:56:20.83 -0.9 56.4 24 b:1.8+1 1.7 4.8 KHC
LCO eP 00:56:22.68 -7.3X 57.5 235 b:1.3+2 2.0 5.6 LCO
DPC eP 00:56:35.81 -0.9 58.5 25 b:7.9+0 1.0 4.8 DPC
MORC eP 00:56:36.62 -0.6 58.6 26 b:8.8+0 1.1 4.8 MORC
SUW eP 00:57:13.42 -0.6 64.0 25 b:4.2+1 1.1 5.5 SUW
KIEV eP 00:57:18.61 -0.9 64.9 31 b:9.1+0 .80 5.0 KIEV
BLO epP 00:58:27.22 12.0X 73.3 311 BLO
ECSD eP 00:58:58.55 0.0 81.6 314 b:8.5+0 1.1 4.7 ECSD
GDL2 eP 00:59:26.55 1.9X 86.7 302 GDL2
ISCO epP 00:59:38.70 4.3X 88.0 309 ISCO
MTUM epP 01:00:28.11 6.6X 98.2 307 MTUM
Generated 2009 FEB 24 at 01:08 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
