Centre Sismologique Euro-Mediterraneen
              European-Mediterranean Seismological Centre

                Rapid Determination of Source Parameters
          	operated at LDG (Paris) and IGN (Madrid)

=====================================================================
====================  INFORMATION  MESSAGE  =========================
=====================================================================

	   EMSC HAS RECORDED THE FOLLOWING SEISMIC EVENT
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EARTHQUAKE on 23/10/2003 at 17:24 (UTC)
TURKEY                          

MAGNITUDE: mb 4.8 

Data provided by: BGR  GFZ  GSRC KAN  LDG                           

Latitude    =  37.50 N
Longitude   =  42.61 E
Origin Time =  17:24:00.0 (UTC)
Depth       =   8 Km
RMS         =   0.86 sec
Gap         = 172 degrees
95% confidence ellipse: - Semi major = 13.1 Km
                        - Semi minor = 6.0 Km
                        - Azimuth of major axis = 170 degrees

Number of data used = 24

Preliminary location computed on Fri Oct 24 11:34:34 2003 (UTC)
Done by Gilles Mazet-Roux

Comments :

Message number: 216

All magnitudes estimations :
M 5.2 (BGR)   mb5.0 (GFZ)   MS3.8 (GSRC)  ML4.0 (LDG)   


Sta       Phase     Date     Time       Res     Dist Azm    Net
---------------------------------------------------------------
VANT  m   Pg    2003/10/23 17:24:20.0  -1.4     1.06  29    KAN
VANT  m   Pn    2003/10/23 17:24:24.0   1.7     1.06  29    KAN
BTMT  m   Pg    2003/10/23 17:24:23.0  -1.2     1.21 301    KAN
AGRT  m   Pn    2003/10/23 17:24:38.0   0.5     2.13   7    KAN
BINT  m   Pn    2003/10/23 17:24:38.0   0.0     2.16 310    KAN
KARS  m   Pn    2003/10/23 17:24:51.0  -1.0     3.15   6    KAN
EZC   m   Pn    2003/10/23 17:24:55.0  -0.7     3.40 312    KAN
MALT  m   Pn    2003/10/23 17:24:55.0  -0.5     3.41 285    KAN
MYA   m   Pn    2003/10/23 17:24:56.0   0.3     3.41 285    KAN
GAZ   m   Pn    2003/10/23 17:25:10.0   1.4     4.31 267    KAN
BNN   m   Pn    2003/10/23 17:25:25.0  -0.5     5.50 286    KAN
YOZ   m   Pn    2003/10/23 17:25:34.0  -0.2     6.10 292    KAN
KAMT  m   Pn    2003/10/23 17:25:49.0  -1.2     7.23 287    KAN
OBN   m e P     2003/10/23 17:28:14.9   0.9    18.09 348   GSRC
ARU   m e P     2003/10/23 17:28:55.2   0.8    21.74  24   GSRC
KKAR  m i P     2003/10/23 17:28:56.7   0.1    21.96  66   GSRC
BRVK  m e P     2003/10/23 17:29:23.1  -0.3    24.71  42   GSRC
GRA1  m   P     2003/10/23 17:29:33.3   1.5    25.59 308    BGR
ULN   m e P     2003/10/23 17:32:36.2   0.2    47.22  55   GSRC
CMAR  m i P     2003/10/23 17:33:15.3  -0.7    52.47  95   GSRC
TIXI  m e P     2003/10/23 17:33:24.8  -0.6    53.74  23   GSRC
YAK   m e P     2003/10/23 17:33:44.1  -0.5    56.38  34   GSRC
BILL  m e P     2003/10/23 17:34:53.4  -0.7    66.68  19   GSRC
COLA  m e P     2003/10/23 17:35:58.7  -0.3    77.63   4   GSRC


P.S.: For additional information, please contact EMSC at:
             - Email: mazet@emsc-csem.org
             - Web  : http://www.emsc-csem.org
             - Fax  : 33 1 69 26 70 00