Earthquake Information
 Origin Time
2020-10-21 23:00:14 (GMT)
 Magnitude
M 4.5
 Latitude
37.1775° N
 Longitude
20.3480° E
 Focal Depth
6 km
 # of Arrivals
94
 Location 83.6 km SW of Zakynthos
111.3 km S of Argostoli
311.5 km WSW of Athens
 Solution type
manual

  Intensity map


PGA
PGV
MI

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


  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
LTHKHP73.2 36 P23:00:27.20 0.11.0M
LTHKHP73.2 36 S23:00:36.25 -0.51.0M
RTZLHT106.6 21 P23:00:32.73 0.31.0M
RTZLHT106.6 21 S23:00:46.19 0.01.0M
VLSHL113.1 11 P23:00:33.58 0.11.0M
VLSHL113.1 11 S23:00:48.16 0.11.0M
AMTHP126.6 72 P23:00:35.65 -0.11.0M
AMTHP126.6 72 S23:00:52.01 0.11.0M
DMLNHT118.0 1 P23:00:34.54 0.31.0M
DMLNHT118.0 1 S23:00:49.63 0.21.0M
PYL1HI123.1104 P23:00:35.32 0.21.0M
PYL1HI123.1104 S23:00:50.87 0.01.0M
PYLHP127.6104 P23:00:35.73 -0.11.0M
PYLHP127.6104 S23:00:52.35 0.21.0M
RLSHL138.6 45 P23:00:37.45 0.01.0M
RLSHL138.6 45 S23:00:55.65 0.61.0M
AXSHP145.0 39 P23:00:38.50 0.11.0M
AXSHP145.0 39 S23:00:57.55 0.81.0M
DROHP147.8 54 P23:00:38.66 -0.31.0M
FSKHP143.8 8 P23:00:38.14 -0.11.0M
ITMHL139.7 90 P23:00:37.72 0.01.0M
ITMHL139.7 90 S23:00:55.57 0.11.0M
VALYHP144.9 91 P23:00:38.32 -0.11.0M
AAMFHP152.7 93 P23:00:39.58 -0.11.0M
DRAGHT168.7 7 P23:00:41.51 -0.61.0M
DRAGHT168.7 7 S23:01:03.14 0.01.0M
EVGIHT162.8 10 P23:00:40.74 -0.41.0M
EVGIHT162.8 10 S23:01:01.82 0.31.0M
MSL1HI163.1 36 P23:00:41.54 0.31.0M
MSL1HI163.1 36 S23:01:01.97 0.41.0M
PATGHL169.2 46 P23:00:42.89 0.81.0M
PATGHL169.2 46 S23:01:03.70 0.41.0M
PLEVHP165.9 34 P23:00:41.86 0.21.0M
PLEVHP165.9 34 S23:01:01.57 -0.81.0M
STPGHC165.7 99 P23:00:41.25 -0.51.0M
AGRPCL181.5 42 P23:00:43.71 0.01.0M
AGRPCL181.5 42 S23:01:06.27 0.21.0M
KLV1HI181.9 59 P23:00:43.39 -0.51.0M
KLV1HI181.9 59 S23:01:06.15 -0.21.0M
LKD2HT181.2 9 P23:00:43.36 -0.41.0M
LKD2HT181.2 9 S23:01:05.88 -0.11.0M
NYDRHT173.5 10 P23:00:42.30 -0.31.0M
NYDRHT173.5 10 S23:01:04.13 0.01.0M
PDOHP174.2 25 P23:00:42.67 -0.11.0M
PDOHP174.2 25 S23:01:04.72 0.31.0M
VLXHP181.0 83 P23:00:42.98 -0.91.0M
VLXHP181.0 83 S23:01:05.89 -0.41.0M
AGEOCL193.4 51 P23:00:45.83 0.61.0M
AGEOCL193.4 51 S23:01:08.72 0.01.0M
AIOACL188.2 53 P23:00:44.74 0.11.0M
AIOACL188.2 53 S23:01:07.02 -0.61.0M
KLVHL185.7 59 P23:00:43.74 -0.71.0M
PVOHP190.5 33 P23:00:45.23 0.41.0M
PVOHP190.5 33 S23:01:08.11 0.11.0M
TSLKHT185.2 8 P23:00:44.13 0.01.0M
TSLKHT185.2 8 S23:01:06.92 0.11.0M
EFPHP195.0 45 P23:00:45.85 0.41.0M
EFPHP195.0 45 S23:01:09.73 0.61.0M
GURHP195.0 64 P23:00:44.95 -0.71.0M
GURHP195.0 64 S23:01:09.30 -0.11.0M
MG00CL196.6 46 P23:00:45.91 0.21.0M
MG00CL196.6 46 S23:01:09.27 -0.21.0M
MG02CL196.6 46 P23:00:45.92 0.21.0M
MG02CL196.6 46 S23:01:09.65 0.11.0M
MG03CL196.5 46 P23:00:45.90 0.21.0M
MG04CL196.7 46 P23:00:45.92 0.21.0M
MG05CL196.6 46 P23:00:45.91 0.21.0M
MG05CL196.6 46 S23:01:09.68 0.21.0M
MG06CL196.4 46 P23:00:45.85 0.21.0M
MG06CL196.4 46 S23:01:09.76 0.31.0M
SERGHP203.5 48 P23:00:46.75 0.11.0M
SERGHP203.5 48 S23:01:10.69 -0.51.0M
TEMECL194.9 53 P23:00:46.13 0.71.0M
TEMECL194.9 53 S23:01:09.07 0.01.0M
AMPLHP208.3 21 P23:00:47.17 0.01.0M
AMPLHP208.3 21 S23:01:12.26 0.21.0M
ANXHP209.4 41 P23:00:47.65 0.21.0M
KALEHA207.4 50 P23:00:47.50 0.31.0M
PANRCL213.6 52 P23:00:48.34 0.51.0M
PANRCL213.6 52 S23:01:13.19 -0.21.0M
ART2HI226.2 15 P23:00:49.35 -0.11.0M
ART2HI226.2 15 S23:01:15.97 -0.11.0M
THALHA225.2 65 P23:00:49.01 -0.41.0M
THALHA225.2 65 S23:01:16.27 0.21.0M
XLKSHA225.0 64 P23:00:49.36 0.01.0M
XLKSHA225.0 64 S23:01:15.44 -0.51.0M
EVRHL231.9 34 P23:00:50.80 0.51.0M
EVRHL231.9 34 S23:01:17.80 0.11.0M
VLIHL236.5102 P23:00:51.34 0.51.0M
VLIHL236.5102 S23:01:18.97 0.31.0M
KTHRHC257.6114 P23:00:54.26 0.71.0M
TETRHL254.2 19 P23:00:52.79 -0.31.0M
IGTHT261.8360 P23:00:53.27 -0.71.0M
KTHAHL262.7113 P23:00:54.68 0.41.0M


  Solution details

Event:
    Public ID              nkua2020usxm
    Type                   earthquake
    Description
      region name: Ionian Sea
Origin:
    Date                   2020-10-21
    Time                  23:00:14.34
    Latitude              37.1775 deg  +/-      1 km
    Longitude             20.3480 deg  +/-      1 km
    Depth                       6 km   +/-    1 km
    Agency                 HA
    Author                 A.Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.35 s
    Azimuthal gap             246 deg

2 Network magnitudes:
    MLv       4.47 +/- 0.26  44            
    M         4.47           44 preferred  

94 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    LTHK  HP    0.7  36  P       23:00:27.20   0.1 M  1.0  LTHK 
    LTHK  HP    0.7  36  S       23:00:36.25  -0.5 M  1.0  LTHK 
    RTZL  HT    1.0  21  P       23:00:32.73   0.3 M  1.0  RTZL 
    RTZL  HT    1.0  21  S       23:00:46.19  -0.0 M  1.0  RTZL 
    VLS   HL    1.0  11  P       23:00:33.58   0.1 M  1.0  VLS  
    VLS   HL    1.0  11  S       23:00:48.16   0.1 M  1.0  VLS  
    DMLN  HT    1.1   1  P       23:00:34.54   0.3 M  1.0  DMLN 
    DMLN  HT    1.1   1  S       23:00:49.63   0.2 M  1.0  DMLN 
    PYL1  HI    1.1 104  P       23:00:35.32   0.2 M  1.0  PYL1 
    PYL1  HI    1.1 104  S       23:00:50.87   0.0 M  1.0  PYL1 
    AMT   HP    1.1  72  P       23:00:35.65  -0.1 M  1.0  AMT  
    AMT   HP    1.1  72  S       23:00:52.01   0.1 M  1.0  AMT  
    PYL   HP    1.2 104  P       23:00:35.73  -0.1 M  1.0  PYL  
    PYL   HP    1.2 104  S       23:00:52.35   0.2 M  1.0  PYL  
    RLS   HL    1.2  45  P       23:00:37.45   0.0 M  1.0  RLS  
    RLS   HL    1.2  45  S       23:00:55.65   0.6 M  1.0  RLS  
    ITM   HL    1.3  90  P       23:00:37.72  -0.0 M  1.0  ITM  
    ITM   HL    1.3  90  S       23:00:55.57   0.1 M  1.0  ITM  
    FSK   HP    1.3   8  P       23:00:38.14  -0.1 M  1.0  FSK  
    AXS   HP    1.3  39  P       23:00:38.50   0.1 M  1.0  AXS  
    AXS   HP    1.3  39  S       23:00:57.55   0.8 M  1.0  AXS  
    VALY  HP    1.3  91  P       23:00:38.32  -0.1 M  1.0  VALY 
    DRO   HP    1.3  54  P       23:00:38.66  -0.3 M  1.0  DRO  
    AAMF  HP    1.4  93  P       23:00:39.58  -0.1 M  1.0  AAMF 
    EVGI  HT    1.5  10  P       23:00:40.74  -0.4 M  1.0  EVGI 
    EVGI  HT    1.5  10  S       23:01:01.82   0.3 M  1.0  EVGI 
    MSL1  HI    1.5  36  P       23:00:41.54   0.3 M  1.0  MSL1 
    MSL1  HI    1.5  36  S       23:01:01.97   0.4 M  1.0  MSL1 
    PLEV  HP    1.5  34  P       23:00:41.86   0.2 M  1.0  PLEV 
    PLEV  HP    1.5  34  S       23:01:01.57  -0.8 M  1.0  PLEV 
    STPG  HC    1.5  99  P       23:00:41.25  -0.5 M  1.0  STPG 
    DRAG  HT    1.5   7  P       23:00:41.51  -0.6 M  1.0  DRAG 
    DRAG  HT    1.5   7  S       23:01:03.14   0.0 M  1.0  DRAG 
    PATG  HL    1.5  46  P       23:00:42.89   0.8 M  1.0  PATG 
    PATG  HL    1.5  46  S       23:01:03.70   0.4 M  1.0  PATG 
    NYDR  HT    1.6  10  P       23:00:42.30  -0.3 M  1.0  NYDR 
    NYDR  HT    1.6  10  S       23:01:04.13  -0.0 M  1.0  NYDR 
    PDO   HP    1.6  25  P       23:00:42.67  -0.1 M  1.0  PDO  
    PDO   HP    1.6  25  S       23:01:04.72   0.3 M  1.0  PDO  
    LKD2  HT    1.6   9  P       23:00:43.36  -0.4 M  1.0  LKD2 
    LKD2  HT    1.6   9  S       23:01:05.88  -0.1 M  1.0  LKD2 
    VLX   HP    1.6  83  P       23:00:42.98  -0.9 M  1.0  VLX  
    VLX   HP    1.6  83  S       23:01:05.89  -0.4 M  1.0  VLX  
    AGRP  CL    1.6  42  P       23:00:43.71  -0.0 M  1.0  AGRP 
    AGRP  CL    1.6  42  S       23:01:06.27   0.2 M  1.0  AGRP 
    KLV1  HI    1.6  59  P       23:00:43.39  -0.5 M  1.0  KLV1 
    KLV1  HI    1.6  59  S       23:01:06.15  -0.2 M  1.0  KLV1 
    TSLK  HT    1.7   8  P       23:00:44.13  -0.0 M  1.0  TSLK 
    TSLK  HT    1.7   8  S       23:01:06.92   0.1 M  1.0  TSLK 
    KLV   HL    1.7  59  P       23:00:43.74  -0.7 M  1.0  KLV  
    AIOA  CL    1.7  53  P       23:00:44.74   0.1 M  1.0  AIOA 
    AIOA  CL    1.7  53  S       23:01:07.02  -0.6 M  1.0  AIOA 
    PVO   HP    1.7  33  P       23:00:45.23   0.4 M  1.0  PVO  
    PVO   HP    1.7  33  S       23:01:08.11   0.1 M  1.0  PVO  
    AGEO  CL    1.7  51  P       23:00:45.83   0.6 M  1.0  AGEO 
    AGEO  CL    1.7  51  S       23:01:08.72  -0.0 M  1.0  AGEO 
    EFP   HP    1.8  45  P       23:00:45.85   0.4 M  1.0  EFP  
    EFP   HP    1.8  45  S       23:01:09.73   0.6 M  1.0  EFP  
    TEME  CL    1.8  53  P       23:00:46.13   0.7 M  1.0  TEME 
    TEME  CL    1.8  53  S       23:01:09.07  -0.0 M  1.0  TEME 
    GUR   HP    1.8  64  P       23:00:44.95  -0.7 M  1.0  GUR  
    GUR   HP    1.8  64  S       23:01:09.30  -0.1 M  1.0  GUR  
    MG06  CL    1.8  46  P       23:00:45.85   0.2 M  1.0  MG06 
    MG06  CL    1.8  46  S       23:01:09.76   0.3 M  1.0  MG06 
    MG00  CL    1.8  46  P       23:00:45.91   0.2 M  1.0  MG00 
    MG00  CL    1.8  46  S       23:01:09.27  -0.2 M  1.0  MG00 
    MG03  CL    1.8  46  P       23:00:45.90   0.2 M  1.0  MG03 
    MG02  CL    1.8  46  P       23:00:45.92   0.2 M  1.0  MG02 
    MG02  CL    1.8  46  S       23:01:09.65   0.1 M  1.0  MG02 
    MG04  CL    1.8  46  P       23:00:45.92   0.2 M  1.0  MG04 
    MG05  CL    1.8  46  P       23:00:45.91   0.2 M  1.0  MG05 
    MG05  CL    1.8  46  S       23:01:09.68   0.2 M  1.0  MG05 
    SERG  HP    1.8  48  P       23:00:46.75   0.1 M  1.0  SERG 
    SERG  HP    1.8  48  S       23:01:10.69  -0.5 M  1.0  SERG 
    KALE  HA    1.9  50  P       23:00:47.50   0.3 M  1.0  KALE 
    AMPL  HP    1.9  21  P       23:00:47.17   0.0 M  1.0  AMPL 
    AMPL  HP    1.9  21  S       23:01:12.26   0.2 M  1.0  AMPL 
    ANX   HP    1.9  41  P       23:00:47.65   0.2 M  1.0  ANX  
    PANR  CL    1.9  52  P       23:00:48.34   0.5 M  1.0  PANR 
    PANR  CL    1.9  52  S       23:01:13.19  -0.2 M  1.0  PANR 
    XLKS  HA    2.0  64  P       23:00:49.36   0.0 M  1.0  XLKS 
    XLKS  HA    2.0  64  S       23:01:15.44  -0.5 M  1.0  XLKS 
    THAL  HA    2.0  65  P       23:00:49.01  -0.4 M  1.0  THAL 
    THAL  HA    2.0  65  S       23:01:16.27   0.2 M  1.0  THAL 
    ART2  HI    2.0  15  P       23:00:49.35  -0.1 M  1.0  ART2 
    ART2  HI    2.0  15  S       23:01:15.97  -0.1 M  1.0  ART2 
    EVR   HL    2.1  34  P       23:00:50.80   0.5 M  1.0  EVR  
    EVR   HL    2.1  34  S       23:01:17.80   0.1 M  1.0  EVR  
    VLI   HL    2.1 102  P       23:00:51.34   0.5 M  1.0  VLI  
    VLI   HL    2.1 102  S       23:01:18.97   0.3 M  1.0  VLI  
    TETR  HL    2.3  19  P       23:00:52.79  -0.3 M  1.0  TETR 
    KTHR  HC    2.3 114  P       23:00:54.26   0.7 M  1.0  KTHR 
    IGT   HT    2.4 360  P       23:00:53.27  -0.7 M  1.0  IGT  
    KTHA  HL    2.4 113  P       23:00:54.68   0.4 M  1.0  KTHA 

52 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    LTHK  HP    0.7  36  MLv     4.86  0.40    157.449      
    RTZL  HT    1.0  21  MLv     4.26 -0.21    26.6261      
    VLS   HL    1.0  11  MLv     4.40 -0.07    34.1238      
    DMLN  HT    1.1   1  MLv     4.41 -0.06    45.6179      
    PYL1  HI    1.1 104  MLv     3.84 -0.63    8.41597      
    AMT   HP    1.1  72  MLv     4.37 -0.09    27.5055      
    RLS   HL    1.2  45  MLv     4.20 -0.26    16.2243      
    ITM   HL    1.3  90  MLv     4.08 -0.38    12.1625      
    FSK   HP    1.3   8  MLv     4.21 -0.26     15.515      
    AXS   HP    1.3  39  MLv     4.31 -0.15    19.5217      
    VALY  HP    1.3  91  MLv     4.00 -0.46     9.5576      
    DRO   HP    1.3  54  MLv     4.11 -0.35    24.8507      
    EVGI  HT    1.5  10  MLv     4.24 -0.23    13.3249      
    MSL1  HI    1.5  36  MLv     4.51  0.05    25.0194      
    PLEV  HP    1.5  34  MLv     4.43 -0.04     19.947      
    STPG  HC    1.5  99  MLv     4.32 -0.15    15.5073      
    DRAG  HT    1.5   7  MLv     5.68  1.22    23.0177      
    PATG  HL    1.5  46  MLv     4.40 -0.06     18.067      
    NYDR  HT    1.6  10  MLv     4.46 -0.01    14.0694      
    PDO   HP    1.6  25  MLv     4.56  0.10    24.6458      
    LKD2  HT    1.6   9  MLv     4.36 -0.10    14.3777      
    VLX   HP    1.6  83  MLv     3.86 -0.61     4.5094      
    AGRP  CL    1.6  42  MLv     4.60  0.13     24.538      
    KLV1  HI    1.6  59  MLv     4.70  0.23    30.7927      
    TSLK  HT    1.7   8  MLv     4.24 -0.23    10.2385      
    KLV   HL    1.7  59  MLv     4.47  0.01    13.3723      
    AIOA  CL    1.7  53  MLv     4.45 -0.02    4.17496      
    PVO   HP    1.7  33  MLv     4.63  0.16    23.9172      
    AGEO  CL    1.7  51  MLv     4.60  0.13    6.20976      
    EFP   HP    1.8  45  MLv     4.64  0.18     23.357      
    TEME  CL    1.8  53  MLv     4.55  0.08    6.22151      
    GUR   HP    1.8  64  MLv     4.78  0.32    32.3644      
    MG06  CL    1.8  46  MLv     4.64  0.17    22.9011      
    MG00  CL    1.8  46  MLv     4.38 -0.09    16.1078      
    MG03  CL    1.8  46  MLv     4.39 -0.08    12.8571      
    MG02  CL    1.8  46  MLv     4.66  0.19    32.5711      
    MG04  CL    1.8  46  MLv     4.64  0.17    22.8124      
    MG05  CL    1.8  46  MLv     4.63  0.17    54.9478      
    SERG  HP    1.8  48  MLv     4.73  0.26    25.8313      
    KALE  HA    1.9  50  MLv     4.69  0.22     22.468      
    AMPL  HP    1.9  21  MLv     4.80  0.33    28.7528      
    ANX   HP    1.9  41  MLv     4.96  0.49    41.0618      
    PANR  CL    1.9  52  MLv     6.28  1.82     16.023      
    XLKS  HA    2.0  64  MLv     5.28  0.81    71.6109      
    THAL  HA    2.0  65  MLv     5.07  0.61     79.353      
    ART2  HI    2.0  15  MLv     4.74  0.27    20.2454      
    EVR   HL    2.1  34  MLv     4.99  0.53    34.1059      
    VLI   HL    2.1 102  MLv     4.74  0.27    23.2193      
    TETR  HL    2.3  19  MLv     4.94  0.48    23.6982      
    KTHR  HC    2.3 114  MLv     4.92  0.46    21.6287      
    IGT   HT    2.4 360  MLv     4.90  0.44     19.741      
    KTHA  HL    2.4 113  MLv     4.73  0.26    13.1147