Earthquake Information
 Origin Time
 2020-10-31 19:31:30 (GMT)
University of Athens
+−
10 km
5 mi
Leaflet | Tiles © Esri
 Magnitude
 M 3.7
 Latitude
 37.7753° N
 Longitude
 27.0427° E
 Focal Depth
 5 km
 # of Arrivals
 26
 Location 6.1 km ENE of Samos
80.0 km ENE of Ikaria
291.4 km E of Athens
 Solution type
 manual
 Files / Links
 QuakeML  GSE2.0  Alert  .phi  ShakeMap  Foc.Mech.
  

  Focal Mechanism

Foc.Mech. Strike (°) Dip (°) Rake (°) Seism.Mom. (dyn*cm)
8949-113 7.98E+21

Latitude (°N) Longitude (°E) Depth (km) Magnitude Mw
37.826127.065812.03.9

Source parameters determination

Click here for detailed focal mechanism solution


  Intensity map


PGA
 PGV
 MI

Download files: Google Earth (.kmz), Measurements (.csv)


  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
KRL1HI29.6274 P19:31:36.39 -0.31.0M
KRL1HI29.6274 S19:31:40.55 -0.31.0M
KLNAHL91.2184 P19:31:46.49 -0.31.0M
KLNAHL91.2184 S19:31:58.53 0.21.0M
CHOSHT110.3308 P19:31:50.29 0.31.0M
CHOSHT110.3308 S19:32:04.10 0.31.0M
ASTAHL149.8204 P19:31:56.37 0.81.0M
ASTAHL149.8204 S19:32:14.97 1.01.0M
PRKHL176.9338 P19:31:59.95 0.61.0M
PRKHL176.9338 S19:32:21.85 1.11.0M
ARGHL198.3151 P19:32:01.95 -0.21.0M
ARGHL198.3151 S19:32:25.56 -0.41.0M
MRTHHA274.7279 P19:32:11.15 -0.81.0M
PTLHL280.5277 P19:32:12.25 -0.41.0M
MDRAHA315.3277 P19:32:16.29 -0.71.0M
SMTHHL326.9337 P19:32:17.61 -0.71.0M
SMTHHL326.9337 S19:32:55.08 0.21.0M
VILLHA329.8279 P19:32:18.56 -0.21.0M
VILLHA329.8279 S19:32:55.39 -0.41.0M
ALNHT357.3346 P19:32:21.55 -0.31.0M
ALNHT357.3346 S19:33:01.27 -0.11.0M
THASHT373.0328 P19:32:23.86 -0.21.0M
GURHP413.0274 P19:32:29.81 0.71.0M
KLVHL430.2275 P19:32:31.51 0.31.0M
AGGHT432.9290 P19:32:31.90 0.41.0M
AGGHT432.9290 S19:33:18.41 -0.31.0M


  Solution details 

Event:
    Public ID              nkua2020vkxp
    Type                   earthquake
    Description
      region name: Turkey
Origin:
    Date                   2020-10-31
    Time                  19:31:30.96  +/-    0.4 s
    Latitude              37.7753 deg  +/-      2 km
    Longitude             27.0427 deg  +/-      3 km
    Depth                       5 km   +/-    2 km
    Agency                 HA
    Author                 A.Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.52 s
    Azimuthal gap             164 deg

2 Network magnitudes:
    MLv       3.74 +/- 0.15  12            
    M         3.74           12 preferred  

26 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    KRL1  HI    0.3 274  P       19:31:36.39  -0.3 M  1.0  KRL1 
    KRL1  HI    0.3 274  S       19:31:40.55  -0.3 M  1.0  KRL1 
    KLNA  HL    0.8 184  P       19:31:46.49  -0.3 M  1.0  KLNA 
    KLNA  HL    0.8 184  S       19:31:58.53   0.2 M  1.0  KLNA 
    CHOS  HT    1.0 308  P       19:31:50.29   0.3 M  1.0  CHOS 
    CHOS  HT    1.0 308  S       19:32:04.10   0.3 M  1.0  CHOS 
    ASTA  HL    1.3 204  P       19:31:56.37   0.8 M  1.0  ASTA 
    ASTA  HL    1.3 204  S       19:32:14.97   1.0 M  1.0  ASTA 
    PRK   HL    1.6 338  P       19:31:59.95   0.6 M  1.0  PRK  
    PRK   HL    1.6 338  S       19:32:21.85   1.1 M  1.0  PRK  
    ARG   HL    1.8 151  P       19:32:01.95  -0.2 M  1.0  ARG  
    ARG   HL    1.8 151  S       19:32:25.56  -0.4 M  1.0  ARG  
    MRTH  HA    2.5 279  P       19:32:11.15  -0.8 M  1.0  MRTH 
    PTL   HL    2.5 277  P       19:32:12.25  -0.4 M  1.0  PTL  
    MDRA  HA    2.8 277  P       19:32:16.29  -0.7 M  1.0  MDRA 
    SMTH  HL    2.9 337  P       19:32:17.61  -0.7 M  1.0  SMTH 
    SMTH  HL    2.9 337  S       19:32:55.08   0.2 M  1.0  SMTH 
    VILL  HA    3.0 279  P       19:32:18.56  -0.2 M  1.0  VILL 
    VILL  HA    3.0 279  S       19:32:55.39  -0.4 M  1.0  VILL 
    ALN   HT    3.2 346  P       19:32:21.55  -0.3 M  1.0  ALN  
    ALN   HT    3.2 346  S       19:33:01.27  -0.1 M  1.0  ALN  
    THAS  HT    3.4 328  P       19:32:23.86  -0.2 M  1.0  THAS 
    GUR   HP    3.7 274  P       19:32:29.81   0.7 M  1.0  GUR  
    KLV   HL    3.9 275  P       19:32:31.51   0.3 M  1.0  KLV  
    AGG   HT    3.9 290  P       19:32:31.90   0.4 M  1.0  AGG  
    AGG   HT    3.9 290  S       19:33:18.41  -0.3 M  1.0  AGG  

16 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    KRL1  HI    0.3 274  MLv     3.61 -0.13    58.8329      
    KLNA  HL    0.8 184  MLv     4.52  0.78    57.5533      
    CHOS  HT    1.0 308  MLv     3.99  0.25    13.8313      
    ASTA  HL    1.3 204  MLv     3.98  0.24    8.62525      
    PRK   HL    1.6 338  MLv     4.00  0.26    6.52472      
    ARG   HL    1.8 151  MLv     3.84  0.10    3.52981      
    MRTH  HA    2.5 279  MLv     3.56 -0.18   0.776578      
    PTL   HL    2.5 277  MLv     3.44 -0.30   0.552196      
    MDRA  HA    2.8 277  MLv     3.51 -0.23   0.434307      
    SMTH  HL    2.9 337  MLv     3.67 -0.07     0.3508      
    VILL  HA    3.0 279  MLv     3.83  0.09   0.753878      
    ALN   HT    3.2 346  MLv     3.81  0.07    0.40461      
    THAS  HT    3.4 328  MLv     3.56 -0.18   0.251511      
    GUR   HP    3.7 274  MLv     3.67 -0.07   0.219187      
    KLV   HL    3.9 275  MLv     3.69 -0.05   0.159464      
    AGG   HT    3.9 290  MLv     3.67 -0.07   0.153261