Earthquake Information
 Origin Time
 2020-10-31 08:41:51 (GMT)
University of Athens
+−
10 km
5 mi
Leaflet | Tiles © Esri
 Magnitude
 M 3.8
 Latitude
 37.8587° N
 Longitude
 26.9457° E
 Focal Depth
 7 km
 # of Arrivals
 44
 Location 11.6 km NNW of Samos
75.0 km ENE of Ikaria
282.1 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)
10533-87 6.90E+21

Latitude (°N) Longitude (°E) Depth (km) Magnitude Mw
37.865926.887711.03.8

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
KRL1HI22.2252 P08:41:55.71 -0.31.0M
KRL1HI22.2252 S08:41:59.26 -0.21.0M
CHOSHT97.9307 P08:42:07.95 -0.31.0M
CHOSHT97.9307 S08:42:20.46 -0.21.0M
KLNAHL100.3179 P08:42:09.04 0.41.0M
KLNAHL100.3179 S08:42:21.57 0.31.0M
ASTAHL155.1200 P08:42:17.59 1.11.0M
PRKHL165.2339 P08:42:18.59 0.71.0M
PRKHL165.2339 S08:42:39.11 1.21.0M
ARGHL210.6150 P08:42:23.87 -0.11.0M
ARGHL210.6150 S08:42:48.69 -0.21.0M
SNT5HA212.3221 P08:42:25.02 0.81.0M
SNT5HA212.3221 S08:42:49.34 0.01.0M
KARPHL257.8176 P08:42:29.16 -0.71.0M
KARPHL257.8176 S08:42:59.38 -0.11.0M
VLYHL276.7271 P08:42:31.54 -0.81.0M
STFNHA300.1278 P08:42:34.86 -0.31.0M
MDRAHA305.9275 P08:42:35.39 -0.51.0M
MDRAHA305.9275 S08:43:10.96 0.51.0M
SMTHHL315.0338 P08:42:36.73 -0.21.0M
SMTHHL315.0338 S08:43:11.58 -0.71.0M
PFKSHC339.6203 P08:42:39.69 -0.31.0M
PFKSHC339.6203 S08:43:17.47 -0.21.0M
IDIMN339.7213 P08:42:39.10 -0.91.0M
IDIMN339.7213 S08:43:17.96 0.21.0M
ALNHT346.4347 P08:42:40.22 -0.41.0M
ALNHT346.4347 S08:43:19.02 0.11.0M
ATALHA354.9286 P08:42:41.69 -0.31.0M
THASHT360.7328 P08:42:42.57 0.01.0M
THASHT360.7328 S08:43:22.71 0.31.0M
OURHT375.7318 P08:42:44.18 -0.31.0M
GURHP404.0273 P08:42:48.69 0.61.0M
GURHP404.0273 S08:43:33.02 0.71.0M
KAVAHT406.5330 P08:42:48.48 0.21.0M
KAVAHT406.5330 S08:43:32.64 0.01.0M
KLVHL420.9274 P08:42:50.09 -0.11.0M
KALEHA424.5279 P08:42:50.99 0.41.0M
KALEHA424.5279 S08:43:36.46 -0.41.0M
LAKAHA437.0277 P08:42:52.37 0.21.0M
LAKAHA437.0277 S08:43:39.03 -0.61.0M
KDZBS441.3342 P08:42:52.15 -0.41.0M
ITMHL449.1262 P08:42:54.52 0.81.0M
PDOHP509.9281 P08:43:01.41 0.21.0M
PDOHP509.9281 S08:43:55.80 -0.11.0M


  Solution details 

Event:
    Public ID              nkua2020vkcd
    Type                   earthquake
    Description
      region name: Dodecanese Islands, Greece
Origin:
    Date                   2020-10-31
    Time                  08:41:51.27  +/-    0.3 s
    Latitude              37.8587 deg  +/-      1 km
    Longitude             26.9457 deg  +/-      2 km
    Depth                       7 km   +/-    2 km
    Agency                 HA
    Author                 A.Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.49 s
    Azimuthal gap             163 deg

2 Network magnitudes:
    MLv       3.80 +/- 0.13  20            
    M         3.80           20 preferred  

44 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    KRL1  HI    0.2 252  P       08:41:55.71  -0.3 M  1.0  KRL1 
    KRL1  HI    0.2 252  S       08:41:59.26  -0.2 M  1.0  KRL1 
    CHOS  HT    0.9 307  P       08:42:07.95  -0.3 M  1.0  CHOS 
    CHOS  HT    0.9 307  S       08:42:20.46  -0.2 M  1.0  CHOS 
    KLNA  HL    0.9 179  P       08:42:09.04   0.4 M  1.0  KLNA 
    KLNA  HL    0.9 179  S       08:42:21.57   0.3 M  1.0  KLNA 
    ASTA  HL    1.4 200  P       08:42:17.59   1.1 M  1.0  ASTA 
    PRK   HL    1.5 339  P       08:42:18.59   0.7 M  1.0  PRK  
    PRK   HL    1.5 339  S       08:42:39.11   1.2 M  1.0  PRK  
    ARG   HL    1.9 150  P       08:42:23.87  -0.1 M  1.0  ARG  
    ARG   HL    1.9 150  S       08:42:48.69  -0.2 M  1.0  ARG  
    SNT5  HA    1.9 221  P       08:42:25.02   0.8 M  1.0  SNT5 
    SNT5  HA    1.9 221  S       08:42:49.34   0.0 M  1.0  SNT5 
    KARP  HL    2.3 176  P       08:42:29.16  -0.7 M  1.0  KARP 
    KARP  HL    2.3 176  S       08:42:59.38  -0.1 M  1.0  KARP 
    VLY   HL    2.5 271  P       08:42:31.54  -0.8 M  1.0  VLY  
    STFN  HA    2.7 278  P       08:42:34.86  -0.3 M  1.0  STFN 
    MDRA  HA    2.8 275  P       08:42:35.39  -0.5 M  1.0  MDRA 
    MDRA  HA    2.8 275  S       08:43:10.96   0.5 M  1.0  MDRA 
    SMTH  HL    2.8 338  P       08:42:36.73  -0.2 M  1.0  SMTH 
    SMTH  HL    2.8 338  S       08:43:11.58  -0.7 M  1.0  SMTH 
    PFKS  HC    3.1 203  P       08:42:39.69  -0.3 M  1.0  PFKS 
    PFKS  HC    3.1 203  S       08:43:17.47  -0.2 M  1.0  PFKS 
    IDI   MN    3.1 213  P       08:42:39.10  -0.9 M  1.0  IDI  
    IDI   MN    3.1 213  S       08:43:17.96   0.2 M  1.0  IDI  
    ALN   HT    3.1 347  P       08:42:40.22  -0.4 M  1.0  ALN  
    ALN   HT    3.1 347  S       08:43:19.02   0.1 M  1.0  ALN  
    ATAL  HA    3.2 286  P       08:42:41.69  -0.3 M  1.0  ATAL 
    THAS  HT    3.2 328  P       08:42:42.57  -0.0 M  1.0  THAS 
    THAS  HT    3.2 328  S       08:43:22.71   0.3 M  1.0  THAS 
    OUR   HT    3.4 318  P       08:42:44.18  -0.3 M  1.0  OUR  
    GUR   HP    3.6 273  P       08:42:48.69   0.6 M  1.0  GUR  
    GUR   HP    3.6 273  S       08:43:33.02   0.7 M  1.0  GUR  
    KAVA  HT    3.7 330  P       08:42:48.48   0.2 M  1.0  KAVA 
    KAVA  HT    3.7 330  S       08:43:32.64   0.0 M  1.0  KAVA 
    KLV   HL    3.8 274  P       08:42:50.09  -0.1 M  1.0  KLV  
    KALE  HA    3.8 279  P       08:42:50.99   0.4 M  1.0  KALE 
    KALE  HA    3.8 279  S       08:43:36.46  -0.4 M  1.0  KALE 
    LAKA  HA    3.9 277  P       08:42:52.37   0.2 M  1.0  LAKA 
    LAKA  HA    3.9 277  S       08:43:39.03  -0.6 M  1.0  LAKA 
    KDZ   BS    4.0 342  P       08:42:52.15  -0.4 M  1.0  KDZ  
    ITM   HL    4.0 262  P       08:42:54.52   0.8 M  1.0  ITM  
    PDO   HP    4.6 281  P       08:43:01.41   0.2 M  1.0  PDO  
    PDO   HP    4.6 281  S       08:43:55.80  -0.1 M  1.0  PDO  

26 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    KRL1  HI    0.2 252  MLv     4.00  0.19      219.4      
    CHOS  HT    0.9 307  MLv     4.06  0.26    18.6757      
    KLNA  HL    0.9 179  MLv     4.41  0.60    40.4395      
    ASTA  HL    1.4 200  MLv     3.86  0.06     6.1594      
    PRK   HL    1.5 339  MLv     4.16  0.35     10.744      
    ARG   HL    1.9 150  MLv     4.00  0.19    4.41764      
    SNT5  HA    1.9 221  MLv     4.05  0.25    2.89419      
    KARP  HL    2.3 176  MLv     3.59 -0.22    1.32031      
    VLY   HL    2.5 271  MLv     3.88  0.07    1.56225      
    STFN  HA    2.7 278  MLv     3.71 -0.10   0.808325      
    MDRA  HA    2.8 275  MLv     3.58 -0.22   0.566812      
    SMTH  HL    2.8 338  MLv     3.75 -0.06   0.479766      
    PFKS  HC    3.1 203  MLv     3.95  0.15   0.900819      
    IDI   MN    3.1 213  MLv     3.73 -0.08   0.534328      
    ALN   HT    3.1 347  MLv     3.86  0.06   0.521733      
    ATAL  HA    3.2 286  MLv     3.56 -0.25    0.30525      
    THAS  HT    3.2 328  MLv     3.66 -0.14      0.364      
    OUR   HT    3.4 318  MLv     3.55 -0.25   0.236305      
    GUR   HP    3.6 273  MLv     3.80 -0.01   0.307206      
    KAVA  HT    3.7 330  MLv     3.39 -0.41   0.249054      
    KLV   HL    3.8 274  MLv     3.96  0.15    0.30914      
    KALE  HA    3.8 279  MLv     3.80 -0.00   0.280164      
    LAKA  HA    3.9 277  MLv     3.66 -0.15   0.188149      
    KDZ   BS    4.0 342  MLv     3.75 -0.05   0.229451      
    ITM   HL    4.0 262  MLv     3.80 -0.00   0.247774      
    PDO   HP    4.6 281  MLv     3.72 -0.09   0.148231