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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     28 JUL 2007  (209)

     ot  = 00:48:28.37   +/-   0.35              INDIA-BANGLADESH BORDER REGION  
     lat =      22.797   +/-    7.7
     lon =      92.298   +/-    8.2              MAGNITUDE 4.9 (GS)       
     dep =        30.0  (geophysicist)

     70 km (45 miles) NE of Chittagong, Bangladesh (pop 1,392,000)
     110 km (70 miles) SSW of Aizawl, Mizoram, India (pop 229,000)
     220 km (135 miles) ESE of DHAKA, Bangladesh
     405 km (250 miles) E of Kolkata (Calcutta), West Bengal, India

     nph =   23 of  27    se = 0.67    FE=315                            A   

     error ellipse = ( 48.4,  0.0, 12.9;138.4,  0.0,  7.1;  0.0,  0.0,  0.0)

 mb = 4.9 ( 17)  ML = 0.0 (  0)  mblg = 3.7 (  2)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 CHTO ePn     00:50:13.53  -0.5    7.4 121 g:5.4-2 .95 3.5                   CHTO
 KBL  eP      00:53:36.15   0.3   23.5 305 g:3.1-2 1.2 4.0  b:6.2+1 1.4 4.9  KBL 
 AML  P       00:53:50.77   2.9X  24.8 325 g:7.2-2 1.6 4.3X b:7.2+1 1.6 5.0  AML 
 MK31 eP      00:53:51.91   0.0   25.3 344                                   MK31
 KURK eP      00:54:32.56  -0.2   29.8 342 b:4.8+0 .80 4.3                   KURK
 TLY  eP      00:54:35.77   0.3   30.1  14                                   TLY 
 BRVK eP      00:55:14.31   0.2   34.6 336 b:4.9+0 1.0 4.4                   BRVK
 ARU  eP      00:56:14.09  -0.1   41.7 332 b:2.5+1 1.5 4.7                   ARU 
 MALT eP      00:57:01.26  -5.5X  48.3 302                                   MALT
 FITZ eP      00:57:36.01   0.1   52.1 139 b:2.7+1 1.1 5.1                   FITZ
 TIXI eP      00:57:42.79   0.0   53.1  14 b:7.9+0 .71 4.8                   TIXI
 KIEV eP      00:58:02.12  -0.1   55.7 317 b:3.3+0 .75 4.4                   KIEV
 WRAB eP      00:58:25.98   0.0   59.1 133                                   WRAB
 KWP  e       00:58:31.47   0.2   59.9 315 b:4.3+1 1.4 5.4                   KWP 
 ARE0         00:58:34.40  -2.6   60.8 338                                   ARE0
 MORC eP      00:58:53.91   0.0   63.2 316 b:7.2+0 1.2 4.7                   MORC
 CEL  P       00:59:12.00   0.4   65.9 303 b:2.0+1 1.0 5.2                   CEL 
 WLF  eP      00:59:41.00   0.6   70.5 317 b:2.4+1 1.1 5.2                   WLF 
 BNI  eP      00:59:44.62  -0.3   71.2 312 b:2.5+1 1.6 5.0                   BNI 
 LSZ  eP      00:59:57.20  -0.2   73.3 245 b:2.3+1 1.4 5.0                   LSZ 
 IMA2 eP      01:00:27.27   0.5   78.5  22                                   IMA2
 BPAW P       01:00:38.02   0.3   80.6  23                                   BPAW
 INK  eP      01:00:52.20   0.9   83.2  16                                   INK 
 EGAK P       01:00:53.19   0.0   83.5  20 b:1.0+1 1.3 4.8                   EGAK
 PNL  P       01:01:18.60   5.0X  87.6  23 b:1.8+1 1.4 5.1                   PNL 
 CASY P       01:01:24.11   0.4   89.9 173 b:1.1+1 1.3 4.9                   CASY
 SRU  ePKP    01:07:02.17  -4.5X 114.8  19                                   SRU 



 Generated 2007 JUL 28 at 01:10 UTC

Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver

 


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