Earthquake Information
 Origin Time
2020-10-30 22:53:21 (GMT)
 Magnitude
M 3.9
 Latitude
37.8477° N
 Longitude
26.8105° E
 Focal Depth
4 km
 # of Arrivals
43
 Location 17.7 km NW of Samos
63.8 km ENE of Ikaria
270.4 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)
9342-97 7.01E+21

Latitude (°N) Longitude (°E) Depth (km) Magnitude Mw
37.734426.625410.03.8

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
KRL1HI10.8237 P22:53:23.32 -0.31.0M
KRL1HI10.8237 S22:53:25.03 -0.21.0M
PRKHL162.5343 P22:53:48.28 0.61.0M
PRKHL162.5343 S22:54:08.31 1.01.0M
ARGHL215.8147 P22:53:54.99 0.11.0M
ARGHL215.8147 S22:54:20.74 0.31.0M
LIAHL268.0329 P22:54:00.55 -0.81.0M
LIAHL268.0329 S22:54:32.09 -0.11.0M
PFKSHC334.0201 P22:54:09.48 0.01.0M
PFKSHC334.0201 S22:54:47.29 0.51.0M
ATALHA343.8287 P22:54:09.97 -0.91.0M
GURHP392.2273 P22:54:16.61 -0.21.0M
VLXHP393.9264 P22:54:17.06 0.01.0M
VLXHP393.9264 S22:55:00.87 0.51.0M
KLVHL409.2274 P22:54:18.47 -0.51.0M
AGGHT410.9290 P22:54:18.94 -0.21.0M
AGGHT410.9290 S22:55:04.22 0.11.0M
LAKAHA425.3277 P22:54:20.75 -0.21.0M
LAKAHA425.3277 S22:55:07.21 -0.21.0M
MG00CL430.0280 P22:54:21.21 -0.31.0M
MG00CL430.0280 S22:55:08.59 0.11.0M
EFPHP433.7280 P22:54:21.71 -0.31.0M
ANXHP435.1282 P22:54:22.02 -0.11.0M
ANXHP435.1282 S22:55:09.70 0.11.0M
ITMHL437.2262 P22:54:22.57 0.11.0M
ITMHL437.2262 S22:55:10.26 0.21.0M
DROHP447.5273 P22:54:23.80 0.11.0M
DROHP447.5273 S22:55:12.71 0.31.0M
TYRNHT447.6299 P22:54:23.45 -0.21.0M
TYRNHT447.6299 S22:55:12.53 0.31.0M
AGRPCL449.2279 P22:54:23.78 -0.11.0M
AGRPCL449.2279 S22:55:13.03 0.31.0M
EVRHL451.7287 P22:54:24.91 0.71.0M
EVRHL451.7287 S22:55:13.35 0.11.0M
THLHL457.8296 P22:54:24.83 -0.11.0M
NVRHL463.8328 P22:54:24.99 -0.61.0M
NVRHL463.8328 S22:55:15.60 -0.11.0M
RLSHL469.2274 P22:54:26.51 0.11.0M
RLSHL469.2274 S22:55:16.97 -0.21.0M
PVOHP469.4282 P22:54:26.73 0.31.0M
PVOHP469.4282 S22:55:17.48 0.31.0M
AXSHP477.5276 P22:54:27.20 -0.21.0M
AXSHP477.5276 S22:55:18.85 -0.21.0M


  Solution details

Event:
    Public ID              nkua2020vjit
    Type                   earthquake
    Description
      region name: Dodecanese Islands, Greece
Origin:
    Date                   2020-10-30
    Time                  22:53:21.19  +/-    0.4 s
    Latitude              37.8477 deg  +/-      2 km
    Longitude             26.8105 deg  +/-      2 km
    Depth                       4 km   +/-    2 km
    Agency                 HA
    Author                 A.Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.37 s
    Azimuthal gap             164 deg

2 Network magnitudes:
    MLv       3.91 +/- 0.09  18            
    M         3.91           18 preferred  

43 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    KRL1  HI    0.1 237  P       22:53:23.32  -0.3 M  1.0  KRL1 
    KRL1  HI    0.1 237  S       22:53:25.03  -0.2 M  1.0  KRL1 
    PRK   HL    1.5 343  P       22:53:48.28   0.6 M  1.0  PRK  
    PRK   HL    1.5 343  S       22:54:08.31   1.0 M  1.0  PRK  
    ARG   HL    1.9 147  P       22:53:54.99   0.1 M  1.0  ARG  
    ARG   HL    1.9 147  S       22:54:20.74   0.3 M  1.0  ARG  
    LIA   HL    2.4 329  P       22:54:00.55  -0.8 M  1.0  LIA  
    LIA   HL    2.4 329  S       22:54:32.09  -0.1 M  1.0  LIA  
    PFKS  HC    3.0 201  P       22:54:09.48  -0.0 M  1.0  PFKS 
    PFKS  HC    3.0 201  S       22:54:47.29   0.5 M  1.0  PFKS 
    ATAL  HA    3.1 287  P       22:54:09.97  -0.9 M  1.0  ATAL 
    GUR   HP    3.5 273  P       22:54:16.61  -0.2 M  1.0  GUR  
    VLX   HP    3.6 264  P       22:54:17.06  -0.0 M  1.0  VLX  
    VLX   HP    3.6 264  S       22:55:00.87   0.5 M  1.0  VLX  
    KLV   HL    3.7 274  P       22:54:18.47  -0.5 M  1.0  KLV  
    AGG   HT    3.7 290  P       22:54:18.94  -0.2 M  1.0  AGG  
    AGG   HT    3.7 290  S       22:55:04.22   0.1 M  1.0  AGG  
    LAKA  HA    3.8 277  P       22:54:20.75  -0.2 M  1.0  LAKA 
    LAKA  HA    3.8 277  S       22:55:07.21  -0.2 M  1.0  LAKA 
    MG00  CL    3.9 280  P       22:54:21.21  -0.3 M  1.0  MG00 
    MG00  CL    3.9 280  S       22:55:08.59   0.1 M  1.0  MG00 
    EFP   HP    3.9 280  P       22:54:21.71  -0.3 M  1.0  EFP  
    ANX   HP    3.9 282  P       22:54:22.02  -0.1 M  1.0  ANX  
    ANX   HP    3.9 282  S       22:55:09.70   0.1 M  1.0  ANX  
    ITM   HL    3.9 262  P       22:54:22.57   0.1 M  1.0  ITM  
    ITM   HL    3.9 262  S       22:55:10.26   0.2 M  1.0  ITM  
    TYRN  HT    4.0 299  P       22:54:23.45  -0.2 M  1.0  TYRN 
    TYRN  HT    4.0 299  S       22:55:12.53   0.3 M  1.0  TYRN 
    DRO   HP    4.0 273  P       22:54:23.80   0.1 M  1.0  DRO  
    DRO   HP    4.0 273  S       22:55:12.71   0.3 M  1.0  DRO  
    AGRP  CL    4.0 279  P       22:54:23.78  -0.1 M  1.0  AGRP 
    AGRP  CL    4.0 279  S       22:55:13.03   0.3 M  1.0  AGRP 
    EVR   HL    4.1 287  P       22:54:24.91   0.7 M  1.0  EVR  
    EVR   HL    4.1 287  S       22:55:13.35   0.1 M  1.0  EVR  
    THL   HL    4.1 296  P       22:54:24.83  -0.1 M  1.0  THL  
    NVR   HL    4.2 328  P       22:54:24.99  -0.6 M  1.0  NVR  
    NVR   HL    4.2 328  S       22:55:15.60  -0.1 M  1.0  NVR  
    RLS   HL    4.2 274  P       22:54:26.51   0.1 M  1.0  RLS  
    RLS   HL    4.2 274  S       22:55:16.97  -0.2 M  1.0  RLS  
    PVO   HP    4.2 282  P       22:54:26.73   0.3 M  1.0  PVO  
    PVO   HP    4.2 282  S       22:55:17.48   0.3 M  1.0  PVO  
    AXS   HP    4.3 276  P       22:54:27.20  -0.2 M  1.0  AXS  
    AXS   HP    4.3 276  S       22:55:18.85  -0.2 M  1.0  AXS  

24 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    KRL1  HI    0.1 237  MLv     4.32  0.41     890.92      
    PRK   HL    1.5 343  MLv     4.49  0.58    24.0535      
    ARG   HL    1.9 147  MLv     4.09  0.17    5.10878      
    LIA   HL    2.4 329  MLv     3.70 -0.22    2.26925      
    PFKS  HC    3.0 201  MLv     4.00  0.09    1.08492      
    ATAL  HA    3.1 287  MLv     3.62 -0.29   0.401231      
    GUR   HP    3.5 273  MLv     3.94  0.02     0.4763      
    VLX   HP    3.6 264  MLv     3.47 -0.45   0.158938      
    KLV   HL    3.7 274  MLv     3.93  0.02   0.311742      
    AGG   HT    3.7 290  MLv     3.99  0.07   0.359354      
    LAKA  HA    3.8 277  MLv     3.83 -0.08   0.298093      
    MG00  CL    3.9 280  MLv     3.82 -0.10    0.36325      
    EFP   HP    3.9 280  MLv     4.01  0.10   0.432733      
    ANX   HP    3.9 282  MLv     4.02  0.11   0.442209      
    ITM   HL    3.9 262  MLv     3.90 -0.02   0.325949      
    TYRN  HT    4.0 299  MLv     3.83 -0.09   0.204819      
    DRO   HP    4.0 273  MLv     3.77 -0.14   0.486328      
    AGRP  CL    4.0 279  MLv     3.99  0.08   0.383881      
    EVR   HL    4.1 287  MLv     3.91 -0.00    0.31331      
    THL   HL    4.1 296  MLv     3.85 -0.07   0.157166      
    NVR   HL    4.2 328  MLv     4.04  0.12    0.28977      
    RLS   HL    4.2 274  MLv     3.81 -0.10   0.226986      
    PVO   HP    4.2 282  MLv     4.00  0.09   0.351114      
    AXS   HP    4.3 276  MLv     3.82 -0.10   0.220487