Earthquake Information
 Origin Time
2020-10-30 14:46:05 (GMT)
 Magnitude
M 3.9
 Latitude
37.8314° N
 Longitude
26.7925° E
 Focal Depth
7 km
 # of Arrivals
20
 Location 18.2 km WNW of Samos
61.6 km ENE of Ikaria
268.9 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)
9151-89 1.38E+22

Latitude (°N) Longitude (°E) Depth (km) Magnitude Mw
37.808826.712511.04.0

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
KRL1HI8.6242 P14:46:07.54 -0.21.0M
KRL1HI8.6242 S14:46:09.76 0.11.0M
KLNAHL98.5171 P14:46:21.57 -0.61.0M
KLNAHL98.5171 S14:46:34.70 0.11.0M
ASTAHL148.1195 P14:46:29.13 -0.21.0M
ASTAHL148.1195 S14:46:48.32 0.91.0M
PRKHL163.8344 P14:46:32.14 0.71.0M
PRKHL163.8344 S14:46:51.63 0.31.0M
DIONHL252.2277 P14:46:42.25 -0.81.0M
DIONHL252.2277 S14:47:11.79 -0.41.0M
PTLHL257.9276 P14:46:43.02 -0.71.0M
LIAHL268.8329 P14:46:45.27 0.31.0M
LIAHL268.8329 S14:47:16.18 0.51.0M
THASHT356.5330 P14:46:54.92 -0.91.0M
LAKAHA424.0278 P14:47:04.76 0.51.0M
ANXHP433.9283 P14:47:06.12 0.61.0M
KDZBS440.3344 P14:47:06.21 0.11.0M
KDZBS440.3344 S14:47:53.25 -0.51.0M
NVRHL464.5328 P14:47:09.05 -0.11.0M
NVRHL464.5328 S14:47:59.39 0.21.0M


  Solution details

Event:
    Public ID              nkua2020visr
    Type                   earthquake
    Description
      region name: Dodecanese Islands, Greece
Origin:
    Date                   2020-10-30
    Time                  14:46:05.08  +/-    0.5 s
    Latitude              37.8314 deg  +/-      2 km
    Longitude             26.7925 deg  +/-      3 km
    Depth                       7 km   +/-    3 km
    Agency                 HA
    Author                 A.Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.50 s
    Azimuthal gap             187 deg

2 Network magnitudes:
    MLv       3.86 +/- 0.14  10            
    M         3.86           10 preferred  

20 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    KRL1  HI    0.1 242  P       14:46:07.54  -0.2 M  1.0  KRL1 
    KRL1  HI    0.1 242  S       14:46:09.76   0.1 M  1.0  KRL1 
    KLNA  HL    0.9 171  P       14:46:21.57  -0.6 M  1.0  KLNA 
    KLNA  HL    0.9 171  S       14:46:34.70   0.1 M  1.0  KLNA 
    ASTA  HL    1.3 195  P       14:46:29.13  -0.2 M  1.0  ASTA 
    ASTA  HL    1.3 195  S       14:46:48.32   0.9 M  1.0  ASTA 
    PRK   HL    1.5 344  P       14:46:32.14   0.7 M  1.0  PRK  
    PRK   HL    1.5 344  S       14:46:51.63   0.3 M  1.0  PRK  
    DION  HL    2.3 277  P       14:46:42.25  -0.8 M  1.0  DION 
    DION  HL    2.3 277  S       14:47:11.79  -0.4 M  1.0  DION 
    PTL   HL    2.3 276  P       14:46:43.02  -0.7 M  1.0  PTL  
    LIA   HL    2.4 329  P       14:46:45.27   0.3 M  1.0  LIA  
    LIA   HL    2.4 329  S       14:47:16.18   0.5 M  1.0  LIA  
    THAS  HT    3.2 330  P       14:46:54.92  -0.9 M  1.0  THAS 
    LAKA  HA    3.8 278  P       14:47:04.76   0.5 M  1.0  LAKA 
    ANX   HP    3.9 283  P       14:47:06.12   0.6 M  1.0  ANX  
    KDZ   BS    4.0 344  P       14:47:06.21   0.1 M  1.0  KDZ  
    KDZ   BS    4.0 344  S       14:47:53.25  -0.5 M  1.0  KDZ  
    NVR   HL    4.2 328  P       14:47:09.05  -0.1 M  1.0  NVR  
    NVR   HL    4.2 328  S       14:47:59.39   0.2 M  1.0  NVR  

12 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    KRL1  HI    0.1 242  MLv     3.76 -0.10    279.586      
    KLNA  HL    0.9 171  MLv     4.22  0.36    26.7874      
    ASTA  HL    1.3 195  MLv     3.90  0.04    7.28572      
    PRK   HL    1.5 344  MLv     4.30  0.44    15.3403      
    DION  HL    2.3 277  MLv     3.44 -0.42    2.12838      
    PTL   HL    2.3 276  MLv     3.87  0.01    1.91727      
    LIA   HL    2.4 329  MLv     3.63 -0.23    1.91834      
    THAS  HT    3.2 330  MLv     3.80 -0.06   0.523773      
    LAKA  HA    3.8 278  MLv     3.70 -0.16   0.221647      
    ANX   HP    3.9 283  MLv     3.87  0.01   0.313768      
    KDZ   BS    4.0 344  MLv     3.98  0.12   0.386804      
    NVR   HL    4.2 328  MLv     3.93  0.07   0.227287