Earthquake Information
 Origin Time
 2020-04-16 22:41:19 (GMT)
 Magnitude
 M 4.1
 Latitude
 37.4265° N
 Longitude
 20.5782° E
 Focal Depth
 5 km
 # of Arrivals
 66
 Location 49.3 km SW of Zakynthos
80.3 km SW of Andravida
284.4 km WSW 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)
07152 1.64E+22

Latitude (°N) Longitude (°E) Depth (km) Magnitude Mw
37.437420.619715.04.1

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
LTHKHP38.8 36 P22:41:27.06 0.21.0M
LTHKHP38.8 36 S22:41:31.69 -0.61.0M
RTZLHT74.2 13 P22:41:32.63 0.01.0M
RTZLHT74.2 13 S22:41:42.17 -0.31.0M
VLSHL83.4 1 P22:41:34.33 0.21.0M
VLSHL83.4 1 S22:41:45.22 0.01.0M
ARG2HI84.0355 P22:41:33.62 -0.61.0M
ARG2HI84.0355 S22:41:45.78 0.51.0M
DMLNHT92.1349 P22:41:36.00 0.51.0M
DMLNHT92.1349 S22:41:48.16 0.51.0M
RLSHL104.8 48 P22:41:37.21 -0.31.0M
RLSHL104.8 48 S22:41:50.87 -0.31.0M
AXSHP110.6 39 P22:41:38.08 -0.41.0M
AXSHP110.6 39 S22:41:52.46 -0.31.0M
PYL1HI114.2120 P22:41:38.99 -0.11.0M
PYL1HI114.2120 S22:41:54.43 0.61.0M
DROHP115.6 60 P22:41:38.98 -0.31.0M
DROHP115.6 60 S22:41:54.04 -0.21.0M
PYLHP118.8120 P22:41:39.56 -0.21.0M
PYLHP118.8120 S22:41:55.54 0.41.0M
ITMHL122.3103 P22:41:40.26 -0.11.0M
ITMHL122.3103 S22:41:55.83 -0.41.0M
MSL1HI128.8 35 P22:41:41.65 0.41.0M
MSL1HI128.8 35 S22:41:58.13 0.31.0M
PLEVHP131.6 34 P22:41:41.57 -0.21.0M
PLEVHP131.6 34 S22:41:58.97 0.41.0M
EVGIHT133.0 3 P22:41:42.18 0.21.0M
DRAGHT139.8360 P22:41:43.10 0.11.0M
PATCHL139.8 48 P22:41:43.40 0.41.0M
PATCHL139.8 48 S22:42:01.66 0.81.0M
NYDRHT143.5 4 P22:41:43.54 0.01.0M
AGRPCL147.3 43 P22:41:43.71 -0.51.0M
AGRPCL147.3 43 S22:42:03.49 0.61.0M
KLV1HI150.5 63 P22:41:44.83 0.01.0M
KLVHL154.4 64 P22:41:45.24 -0.11.0M
KLVHL154.4 64 S22:42:05.37 0.41.0M
ZIRICL155.6 51 P22:41:45.64 0.21.0M
ZIRICL155.6 51 S22:42:05.71 0.71.0M
TSLKHT155.6 2 P22:41:46.11 0.71.0M
PVOHP156.2 32 P22:41:46.03 0.51.0M
PVOHP156.2 32 S22:42:06.10 0.91.0M
MALACL156.4 47 P22:41:45.43 -0.11.0M
MALACL156.4 47 S22:42:06.08 0.81.0M
VLXHP159.2 92 P22:41:46.41 0.21.0M
VLXHP159.2 92 S22:42:06.70 0.31.0M
EFPHP161.0 46 P22:41:45.89 -0.41.0M
MG00CL162.7 48 P22:41:46.24 -0.31.0M
MG00CL162.7 48 S22:42:06.94 -0.11.0M
GURHP165.3 70 P22:41:46.44 -0.71.0M
GURHP165.3 70 S22:42:08.06 0.01.0M
PYRGCL167.0 49 P22:41:46.89 -0.41.0M
PYRGCL167.0 49 S22:42:08.20 -0.11.0M
TRIZCL167.6 52 P22:41:47.53 0.21.0M
KALEHA174.0 52 P22:41:47.84 -0.51.0M
ANXHP175.1 42 P22:41:48.11 -0.41.0M
ANXHP175.1 42 S22:42:10.14 -0.31.0M
AMPLHP175.4 19 P22:41:48.24 -0.11.0M
AMPLHP175.4 19 S22:42:10.37 0.21.0M
PANRCL180.6 54 P22:41:48.90 -0.21.0M
ARS1HI191.1 83 P22:41:50.97 0.51.0M
ARS1HI191.1 83 S22:42:13.50 -0.31.0M
ART2HI194.8 11 P22:41:50.78 0.01.0M
EVRHL197.6 33 P22:41:51.51 0.11.0M
EVRHL197.6 33 S22:42:15.14 -0.31.0M
DLFAHL204.8 55 P22:41:51.57 -0.71.0M
DLFAHL204.8 55 S22:42:16.93 -0.11.0M


  Solution details 

Event:
    Public ID              nkua2020hnkg
    Type                   earthquake
    Description
      region name: Ionian Sea
Origin:
    Date                   2020-04-16
    Time                  22:41:19.62
    Latitude              37.4265 deg  +/-      1 km
    Longitude             20.5782 deg  +/-      1 km
    Depth                       5 km   +/-    2 km
    Agency                 HA
    Author                 A.Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.37 s
    Azimuthal gap             229 deg

2 Network magnitudes:
    MLv       4.14 +/- 0.11  28            
    M         4.14           28 preferred  

66 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    LTHK  HP    0.3  36  P       22:41:27.06   0.2 M  1.0  LTHK 
    LTHK  HP    0.3  36  S       22:41:31.69  -0.6 M  1.0  LTHK 
    RTZL  HT    0.7  13  P       22:41:32.63   0.0 M  1.0  RTZL 
    RTZL  HT    0.7  13  S       22:41:42.17  -0.3 M  1.0  RTZL 
    VLS   HL    0.7   1  P       22:41:34.33   0.2 M  1.0  VLS  
    VLS   HL    0.7   1  S       22:41:45.22   0.0 M  1.0  VLS  
    ARG2  HI    0.8 355  P       22:41:33.62  -0.6 M  1.0  ARG2 
    ARG2  HI    0.8 355  S       22:41:45.78   0.5 M  1.0  ARG2 
    DMLN  HT    0.8 349  P       22:41:36.00   0.5 M  1.0  DMLN 
    DMLN  HT    0.8 349  S       22:41:48.16   0.5 M  1.0  DMLN 
    RLS   HL    0.9  48  P       22:41:37.21  -0.3 M  1.0  RLS  
    RLS   HL    0.9  48  S       22:41:50.87  -0.3 M  1.0  RLS  
    AXS   HP    1.0  39  P       22:41:38.08  -0.4 M  1.0  AXS  
    AXS   HP    1.0  39  S       22:41:52.46  -0.3 M  1.0  AXS  
    PYL1  HI    1.0 120  P       22:41:38.99  -0.1 M  1.0  PYL1 
    PYL1  HI    1.0 120  S       22:41:54.43   0.6 M  1.0  PYL1 
    DRO   HP    1.0  60  P       22:41:38.98  -0.3 M  1.0  DRO  
    DRO   HP    1.0  60  S       22:41:54.04  -0.2 M  1.0  DRO  
    PYL   HP    1.1 120  P       22:41:39.56  -0.2 M  1.0  PYL  
    PYL   HP    1.1 120  S       22:41:55.54   0.4 M  1.0  PYL  
    ITM   HL    1.1 103  P       22:41:40.26  -0.1 M  1.0  ITM  
    ITM   HL    1.1 103  S       22:41:55.83  -0.4 M  1.0  ITM  
    MSL1  HI    1.2  35  P       22:41:41.65   0.4 M  1.0  MSL1 
    MSL1  HI    1.2  35  S       22:41:58.13   0.3 M  1.0  MSL1 
    PLEV  HP    1.2  34  P       22:41:41.57  -0.2 M  1.0  PLEV 
    PLEV  HP    1.2  34  S       22:41:58.97   0.4 M  1.0  PLEV 
    EVGI  HT    1.2   3  P       22:41:42.18   0.2 M  1.0  EVGI 
    DRAG  HT    1.3 360  P       22:41:43.10   0.1 M  1.0  DRAG 
    PATC  HL    1.3  48  P       22:41:43.40   0.4 M  1.0  PATC 
    PATC  HL    1.3  48  S       22:42:01.66   0.8 M  1.0  PATC 
    NYDR  HT    1.3   4  P       22:41:43.54   0.0 M  1.0  NYDR 
    AGRP  CL    1.3  43  P       22:41:43.71  -0.5 M  1.0  AGRP 
    AGRP  CL    1.3  43  S       22:42:03.49   0.6 M  1.0  AGRP 
    KLV1  HI    1.4  63  P       22:41:44.83   0.0 M  1.0  KLV1 
    KLV   HL    1.4  64  P       22:41:45.24  -0.1 M  1.0  KLV  
    KLV   HL    1.4  64  S       22:42:05.37   0.4 M  1.0  KLV  
    ZIRI  CL    1.4  51  P       22:41:45.64   0.2 M  1.0  ZIRI 
    ZIRI  CL    1.4  51  S       22:42:05.71   0.7 M  1.0  ZIRI 
    TSLK  HT    1.4   2  P       22:41:46.11   0.7 M  1.0  TSLK 
    PVO   HP    1.4  32  P       22:41:46.03   0.5 M  1.0  PVO  
    PVO   HP    1.4  32  S       22:42:06.10   0.9 M  1.0  PVO  
    MALA  CL    1.4  47  P       22:41:45.43  -0.1 M  1.0  MALA 
    MALA  CL    1.4  47  S       22:42:06.08   0.8 M  1.0  MALA 
    VLX   HP    1.4  92  P       22:41:46.41   0.2 M  1.0  VLX  
    VLX   HP    1.4  92  S       22:42:06.70   0.3 M  1.0  VLX  
    EFP   HP    1.4  46  P       22:41:45.89  -0.4 M  1.0  EFP  
    MG00  CL    1.5  48  P       22:41:46.24  -0.3 M  1.0  MG00 
    MG00  CL    1.5  48  S       22:42:06.94  -0.1 M  1.0  MG00 
    GUR   HP    1.5  70  P       22:41:46.44  -0.7 M  1.0  GUR  
    GUR   HP    1.5  70  S       22:42:08.06   0.0 M  1.0  GUR  
    PYRG  CL    1.5  49  P       22:41:46.89  -0.4 M  1.0  PYRG 
    PYRG  CL    1.5  49  S       22:42:08.20  -0.1 M  1.0  PYRG 
    TRIZ  CL    1.5  52  P       22:41:47.53   0.2 M  1.0  TRIZ 
    KALE  HA    1.6  52  P       22:41:47.84  -0.5 M  1.0  KALE 
    AMPL  HP    1.6  19  P       22:41:48.24  -0.1 M  1.0  AMPL 
    AMPL  HP    1.6  19  S       22:42:10.37   0.2 M  1.0  AMPL 
    ANX   HP    1.6  42  P       22:41:48.11  -0.4 M  1.0  ANX  
    ANX   HP    1.6  42  S       22:42:10.14  -0.3 M  1.0  ANX  
    PANR  CL    1.6  54  P       22:41:48.90  -0.2 M  1.0  PANR 
    ARS1  HI    1.7  83  P       22:41:50.97   0.5 M  1.0  ARS1 
    ARS1  HI    1.7  83  S       22:42:13.50  -0.3 M  1.0  ARS1 
    ART2  HI    1.7  11  P       22:41:50.78  -0.0 M  1.0  ART2 
    EVR   HL    1.8  33  P       22:41:51.51   0.1 M  1.0  EVR  
    EVR   HL    1.8  33  S       22:42:15.14  -0.3 M  1.0  EVR  
    DLFA  HL    1.8  55  P       22:41:51.57  -0.7 M  1.0  DLFA 
    DLFA  HL    1.8  55  S       22:42:16.93  -0.1 M  1.0  DLFA 

38 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    LTHK  HP    0.3  36  MLv     4.57  0.43    315.243      
    RTZL  HT    0.7  13  MLv     4.07 -0.07    25.3621      
    VLS   HL    0.7   1  MLv     4.10 -0.04    24.1978      
    ARG2  HI    0.8 355  MLv     4.32  0.18    40.1031      
    DMLN  HT    0.8 349  MLv     4.29  0.15    46.9529      
    RLS   HL    0.9  48  MLv     3.94 -0.20    13.1685      
    AXS   HP    1.0  39  MLv     4.06 -0.08    16.0689      
    PYL1  HI    1.0 120  MLv     3.98 -0.16    12.8089      
    DRO   HP    1.0  60  MLv     3.90 -0.24    21.9073      
    PYL   HP    1.1 120  MLv     4.17  0.03   0.581343      
    ITM   HL    1.1 103  MLv     4.23  0.09    20.7941      
    MSL1  HI    1.2  35  MLv     4.53  0.39    38.4702      
    PLEV  HP    1.2  34  MLv     4.02 -0.12    11.4619      
    EVGI  HT    1.2   3  MLv     4.15  0.01    15.2781      
    DRAG  HT    1.3 360  MLv     5.39  1.25    16.3258      
    PATC  HL    1.3  48  MLv     4.46  0.32     28.866      
    NYDR  HT    1.3   4  MLv     4.09 -0.05    8.51933      
    AGRP  CL    1.3  43  MLv     4.20  0.06    14.7074      
    KLV1  HI    1.4  63  MLv     4.10 -0.04    11.2726      
    KLV   HL    1.4  64  MLv     4.13 -0.01    8.75553      
    ZIRI  CL    1.4  51  MLv     4.24  0.10    14.7516      
    TSLK  HT    1.4   2  MLv     4.02 -0.12    8.66516      
    PVO   HP    1.4  32  MLv     4.35  0.21    18.4776      
    MALA  CL    1.4  47  MLv     4.08 -0.06    7.82369      
    VLX   HP    1.4  92  MLv     3.78 -0.36    4.79919      
    EFP   HP    1.4  46  MLv     4.07 -0.07    9.20849      
    MG00  CL    1.5  48  MLv     4.05 -0.10    11.0134      
    GUR   HP    1.5  70  MLv     4.01 -0.13    7.60919      
    PYRG  CL    1.5  49  MLv     4.20  0.06     7.2644      
    TRIZ  CL    1.5  52  MLv     1.40 -2.74   0.0184813      
    KALE  HA    1.6  52  MLv     4.04 -0.10    7.37934      
    AMPL  HP    1.6  19  MLv     4.24  0.10    11.7028      
    ANX   HP    1.6  42  MLv     4.42  0.28    17.5276      
    PANR  CL    1.6  54  MLv     5.40  1.26    3.04315      
    ARS1  HI    1.7  83  MLv     4.06 -0.08    6.40021      
    ART2  HI    1.7  11  MLv     4.02 -0.12    5.55923      
    EVR   HL    1.8  33  MLv     4.18  0.04     7.8066      
    DLFA  HL    1.8  55  MLv     4.02 -0.12    4.94156