Earthquake Information
 Origin Time
2021-02-28 12:26:04 (GMT)
 Magnitude
M 4.1
 Latitude
37.9140° N
 Longitude
20.7940° E
 Focal Depth
3 km
 # of Arrivals
75
 Location 16.3 km NNW of Zakynthos
39.7 km SE of Argostoli
257.8 km W of Athens
 Solution type
manual
 Files / Links
QuakeML  GSE2.0  Alert  .phi  ShakeMap  
  

  Intensity map


PGA
PGV
MI

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


  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
LTHKHP23.0171 P12:26:08.67 0.01.0M
LTHKHP23.0171 S12:26:12.10 -0.11.0M
VLSHL34.3328 P12:26:10.80 0.11.0M
VLSHL34.3328 S12:26:15.75 0.01.0M
AXSHP59.9 58 P12:26:14.86 -0.11.0M
AXSHP59.9 58 S12:26:22.44 -0.81.0M
RLSHL60.9 75 P12:26:15.05 0.01.0M
RLSHL60.9 75 S12:26:23.93 0.41.0M
FSKHP63.9341 P12:26:15.18 -0.41.0M
FSKHP63.9341 S12:26:24.51 0.21.0M
DROHP80.5 87 P12:26:18.12 -0.21.0M
DROHP80.5 87 S12:26:28.65 -0.61.0M
EVGIHT79.5351 P12:26:17.75 -0.41.0M
EVGIHT79.5351 S12:26:29.10 0.31.0M
MSL1HI75.1 47 P12:26:18.14 0.71.0M
MSL1HI75.1 47 S12:26:27.36 -0.21.0M
PDOHP83.4 24 P12:26:18.75 0.01.0M
PDOHP83.4 24 S12:26:29.40 -0.61.0M
PLEVHP77.1 44 P12:26:17.92 0.21.0M
PLEVHP77.1 44 S12:26:27.81 -0.31.0M
DRAGHT87.7347 P12:26:18.88 -0.61.0M
DRAGHT87.7347 S12:26:30.67 -0.61.0M
NYDRHT89.3355 P12:26:19.14 -0.61.0M
NYDRHT89.3355 S12:26:31.13 -0.51.0M
PATCHL93.3 65 P12:26:21.20 0.81.0M
PATCHL93.3 65 S12:26:32.41 -0.41.0M
AGRPCL97.3 57 P12:26:20.91 -0.11.0M
AGRPCL97.3 57 S12:26:33.58 -0.41.0M
DRESHA103.1 64 P12:26:22.03 0.11.0M
DRESHA103.1 64 S12:26:35.31 -0.31.0M
PVOHP100.9 39 P12:26:21.91 0.31.0M
PVOHP100.9 39 S12:26:34.83 -0.11.0M
TSLKHT102.0353 P12:26:21.39 -0.41.0M
TSLKHT102.0353 S12:26:34.99 -0.21.0M
UPRHP96.1 65 P12:26:21.00 0.11.0M
UPRHP96.1 65 S12:26:33.39 -0.21.0M
AIOACL115.0 74 P12:26:24.00 0.11.0M
AIOACL115.0 74 S12:26:38.97 0.01.0M
EFPHP112.7 60 P12:26:23.25 -0.21.0M
EFPHP112.7 60 S12:26:38.05 -0.21.0M
KLV1HI115.9 83 P12:26:24.68 0.61.0M
LAKAHA109.8 71 P12:26:23.34 0.21.0M
LAKAHA109.8 71 S12:26:36.86 -0.71.0M
MG00CL115.1 61 P12:26:23.54 -0.31.0M
MG00CL115.1 61 S12:26:38.78 -0.21.0M
AGEOCL117.7 71 P12:26:24.11 -0.21.0M
AGEOCL117.7 71 S12:26:39.87 0.21.0M
AIGSHA119.2 72 P12:26:24.53 0.01.0M
AIGSHA119.2 72 S12:26:40.33 0.21.0M
AMPLHP117.9 18 P12:26:23.85 -0.41.0M
AMPLHP117.9 18 S12:26:39.81 0.11.0M
ANXHP124.0 53 P12:26:25.12 -0.31.0M
ANXHP124.0 53 S12:26:41.42 -0.21.0M
KLVHL119.8 83 P12:26:24.76 0.01.0M
KLVHL119.8 83 S12:26:40.50 0.11.0M
ART2HI138.2 7 P12:26:28.07 0.61.0M
ART2HI138.2 7 S12:26:46.17 1.01.0M
GURHP135.8 89 P12:26:27.45 0.21.0M
GURHP135.8 89 S12:26:45.23 0.31.0M
ITMHL129.0129 P12:26:25.66 -0.41.0M
ITMHL129.0129 S12:26:43.01 0.21.0M
KALEHA129.1 66 P12:26:26.34 0.21.0M
KALEHA129.1 66 S12:26:42.88 -0.11.0M
PYL1HI136.7144 P12:26:26.35 -0.91.0M
PYL1HI136.7144 S12:26:45.25 0.51.0M
VALYHP134.0128 P12:26:26.07 -0.71.0M
VALYHP134.0128 S12:26:44.62 0.51.0M
EVRHL142.4 39 P12:26:28.41 0.21.0M
EVRHL142.4 39 S12:26:46.84 0.21.0M
VLXHP152.1113 P12:26:30.67 0.91.0M
VLXHP152.1113 S12:26:49.99 0.71.0M
DLFAHL161.4 67 P12:26:31.47 0.31.0M
DLFAHL161.4 67 S12:26:52.05 0.31.0M
STPGHC164.5131 P12:26:31.25 -0.31.0M
STPGHC164.5131 S12:26:53.25 0.81.0M


  Solution details

Event:
    Public ID              nkua2021ecxu
    Description
      region name: Ionian Sea
Origin:
    Date                   2021-02-28
    Time                  12:26:04.07
    Latitude              37.9140 deg  +/-      0 km
    Longitude             20.7940 deg  +/-      0 km
    Depth                       3 km   +/-    1 km
    Agency                 HA
    Author                 A.Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.26 s
    Azimuthal gap             158 deg

2 Network magnitudes:
    MLv       4.09 +/- 0.19  30            
    M         4.09           30 preferred  

75 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    LTHK  HP    0.2 171  P       12:26:08.67   0.0 M  1.0  LTHK 
    LTHK  HP    0.2 171  S       12:26:12.10  -0.1 M  1.0  LTHK 
    VLS   HL    0.3 328  P       12:26:10.80   0.1 M  1.0  VLS  
    VLS   HL    0.3 328  S       12:26:15.75   0.0 M  1.0  VLS  
    AXS   HP    0.5  58  P       12:26:14.86  -0.1 M  1.0  AXS  
    AXS   HP    0.5  58  S       12:26:22.44  -0.8 M  1.0  AXS  
    RLS   HL    0.5  75  P       12:26:15.05  -0.0 M  1.0  RLS  
    RLS   HL    0.5  75  S       12:26:23.93   0.4 M  1.0  RLS  
    FSK   HP    0.6 341  P       12:26:15.18  -0.4 M  1.0  FSK  
    FSK   HP    0.6 341  S       12:26:24.51   0.2 M  1.0  FSK  
    MSL1  HI    0.7  47  P       12:26:18.14   0.7 M  1.0  MSL1 
    MSL1  HI    0.7  47  S       12:26:27.36  -0.2 M  1.0  MSL1 
    PLEV  HP    0.7  44  P       12:26:17.92   0.2 M  1.0  PLEV 
    PLEV  HP    0.7  44  S       12:26:27.81  -0.3 M  1.0  PLEV 
    EVGI  HT    0.7 351  P       12:26:17.75  -0.4 M  1.0  EVGI 
    EVGI  HT    0.7 351  S       12:26:29.10   0.3 M  1.0  EVGI 
    DRO   HP    0.7  87  P       12:26:18.12  -0.2 M  1.0  DRO  
    DRO   HP    0.7  87  S       12:26:28.65  -0.6 M  1.0  DRO  
    PDO   HP    0.7  24  P       12:26:18.75  -0.0 M  1.0  PDO  
    PDO   HP    0.7  24  S       12:26:29.40  -0.6 M  1.0  PDO  
    DRAG  HT    0.8 347  P       12:26:18.88  -0.6 M  1.0  DRAG 
    DRAG  HT    0.8 347  S       12:26:30.67  -0.6 M  1.0  DRAG 
    NYDR  HT    0.8 355  P       12:26:19.14  -0.6 M  1.0  NYDR 
    NYDR  HT    0.8 355  S       12:26:31.13  -0.5 M  1.0  NYDR 
    PATC  HL    0.8  65  P       12:26:21.20   0.8 M  1.0  PATC 
    PATC  HL    0.8  65  S       12:26:32.41  -0.4 M  1.0  PATC 
    UPR   HP    0.9  65  P       12:26:21.00   0.1 M  1.0  UPR  
    UPR   HP    0.9  65  S       12:26:33.39  -0.2 M  1.0  UPR  
    AGRP  CL    0.9  57  P       12:26:20.91  -0.1 M  1.0  AGRP 
    AGRP  CL    0.9  57  S       12:26:33.58  -0.4 M  1.0  AGRP 
    PVO   HP    0.9  39  P       12:26:21.91   0.3 M  1.0  PVO  
    PVO   HP    0.9  39  S       12:26:34.83  -0.1 M  1.0  PVO  
    TSLK  HT    0.9 353  P       12:26:21.39  -0.4 M  1.0  TSLK 
    TSLK  HT    0.9 353  S       12:26:34.99  -0.2 M  1.0  TSLK 
    DRES  HA    0.9  64  P       12:26:22.03   0.1 M  1.0  DRES 
    DRES  HA    0.9  64  S       12:26:35.31  -0.3 M  1.0  DRES 
    LAKA  HA    1.0  71  P       12:26:23.34   0.2 M  1.0  LAKA 
    LAKA  HA    1.0  71  S       12:26:36.86  -0.7 M  1.0  LAKA 
    EFP   HP    1.0  60  P       12:26:23.25  -0.2 M  1.0  EFP  
    EFP   HP    1.0  60  S       12:26:38.05  -0.2 M  1.0  EFP  
    AIOA  CL    1.0  74  P       12:26:24.00   0.1 M  1.0  AIOA 
    AIOA  CL    1.0  74  S       12:26:38.97   0.0 M  1.0  AIOA 
    MG00  CL    1.0  61  P       12:26:23.54  -0.3 M  1.0  MG00 
    MG00  CL    1.0  61  S       12:26:38.78  -0.2 M  1.0  MG00 
    KLV1  HI    1.0  83  P       12:26:24.68   0.6 M  1.0  KLV1 
    AMPL  HP    1.1  18  P       12:26:23.85  -0.4 M  1.0  AMPL 
    AMPL  HP    1.1  18  S       12:26:39.81   0.1 M  1.0  AMPL 
    AGEO  CL    1.1  71  P       12:26:24.11  -0.2 M  1.0  AGEO 
    AGEO  CL    1.1  71  S       12:26:39.87   0.2 M  1.0  AGEO 
    AIGS  HA    1.1  72  P       12:26:24.53  -0.0 M  1.0  AIGS 
    AIGS  HA    1.1  72  S       12:26:40.33   0.2 M  1.0  AIGS 
    KLV   HL    1.1  83  P       12:26:24.76   0.0 M  1.0  KLV  
    KLV   HL    1.1  83  S       12:26:40.50   0.1 M  1.0  KLV  
    ANX   HP    1.1  53  P       12:26:25.12  -0.3 M  1.0  ANX  
    ANX   HP    1.1  53  S       12:26:41.42  -0.2 M  1.0  ANX  
    ITM   HL    1.2 129  P       12:26:25.66  -0.4 M  1.0  ITM  
    ITM   HL    1.2 129  S       12:26:43.01   0.2 M  1.0  ITM  
    KALE  HA    1.2  66  P       12:26:26.34   0.2 M  1.0  KALE 
    KALE  HA    1.2  66  S       12:26:42.88  -0.1 M  1.0  KALE 
    VALY  HP    1.2 128  P       12:26:26.07  -0.7 M  1.0  VALY 
    VALY  HP    1.2 128  S       12:26:44.62   0.5 M  1.0  VALY 
    GUR   HP    1.2  89  P       12:26:27.45   0.2 M  1.0  GUR  
    GUR   HP    1.2  89  S       12:26:45.23   0.3 M  1.0  GUR  
    PYL1  HI    1.2 144  P       12:26:26.35  -0.9 M  1.0  PYL1 
    PYL1  HI    1.2 144  S       12:26:45.25   0.5 M  1.0  PYL1 
    ART2  HI    1.2   7  P       12:26:28.07   0.6 M  1.0  ART2 
    ART2  HI    1.2   7  S       12:26:46.17   1.0 M  1.0  ART2 
    EVR   HL    1.3  39  P       12:26:28.41   0.2 M  1.0  EVR  
    EVR   HL    1.3  39  S       12:26:46.84   0.2 M  1.0  EVR  
    VLX   HP    1.4 113  P       12:26:30.67   0.9 M  1.0  VLX  
    VLX   HP    1.4 113  S       12:26:49.99   0.7 M  1.0  VLX  
    DLFA  HL    1.5  67  P       12:26:31.47   0.3 M  1.0  DLFA 
    DLFA  HL    1.5  67  S       12:26:52.05   0.3 M  1.0  DLFA 
    STPG  HC    1.5 131  P       12:26:31.25  -0.3 M  1.0  STPG 
    STPG  HC    1.5 131  S       12:26:53.25   0.8 M  1.0  STPG 

38 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    LTHK  HP    0.2 171  MLv     4.02 -0.07    219.719      
    VLS   HL    0.3 328  MLv     4.06 -0.03    127.416      
    AXS   HP    0.5  58  MLv     3.96 -0.13     23.168      
    RLS   HL    0.5  75  MLv     4.05 -0.04    27.6946      
    FSK   HP    0.6 341  MLv     4.33  0.24    51.0825      
    MSL1  HI    0.7  47  MLv     4.57  0.48    77.7033      
    PLEV  HP    0.7  44  MLv     3.97 -0.12    19.4514      
    EVGI  HT    0.7 351  MLv     4.35  0.26    45.2532      
    DRO   HP    0.7  87  MLv     3.75 -0.34    23.2142      
    PDO   HP    0.7  24  MLv     4.41  0.32    48.8389      
    DRAG  HT    0.8 347  MLv     5.63  1.54    51.7768      
    NYDR  HT    0.8 355  MLv     4.43  0.34    34.5928      
    PATC  HL    0.8  65  MLv     4.53  0.44    58.4178      
    UPR   HP    0.9  65  MLv     3.65 -0.44    85.7321      
    AGRP  CL    0.9  57  MLv     4.01 -0.08    16.6689      
    PVO   HP    0.9  39  MLv     4.20  0.11    25.0968      
    TSLK  HT    0.9 353  MLv     4.37  0.28     36.323      
    DRES  HA    0.9  64  MLv     4.04 -0.05     16.623      
    LAKA  HA    1.0  71  MLv     4.00 -0.09    14.2714      
    EFP   HP    1.0  60  MLv     3.70 -0.39    6.92159      
    AIOA  CL    1.0  74  MLv     3.35 -0.74   0.764335      
    MG00  CL    1.0  61  MLv     4.01 -0.08    17.6129      
    KLV1  HI    1.0  83  MLv     4.15  0.06    18.4842      
    AMPL  HP    1.1  18  MLv     4.50  0.41    40.9552      
    AGEO  CL    1.1  71  MLv     4.05 -0.04     4.2168      
    AIGS  HA    1.1  72  MLv     4.15  0.06    18.0807      
    KLV   HL    1.1  83  MLv     4.29  0.20    18.6078      
    ANX   HP    1.1  53  MLv     4.29  0.20    23.4664      
    ITM   HL    1.2 129  MLv     3.91 -0.18    9.21972      
    KALE  HA    1.2  66  MLv     3.80 -0.29    7.17497      
    VALY  HP    1.2 128  MLv     3.82 -0.27    7.06006      
    GUR   HP    1.2  89  MLv     4.12  0.03    13.8326      
    PYL1  HI    1.2 144  MLv     3.63 -0.46    4.41527      
    ART2  HI    1.2   7  MLv     4.28  0.20    19.6776      
    EVR   HL    1.3  39  MLv     4.30  0.21    19.3845      
    VLX   HP    1.4 113  MLv     3.41 -0.68     2.2508      
    DLFA  HL    1.5  67  MLv     3.89 -0.20    6.10153      
    STPG  HC    1.5 131  MLv     3.94 -0.15    6.54942