Earthquake Information
 Origin Time
2023-03-20 21:28:39 (GMT)
 Magnitude
M 1.4
 Latitude
37.8742° N
 Longitude
23.6893° E
 Focal Depth
6 km
 # of Arrivals
44
 Location 12.7 km SSW of Athens
59.4 km SSE of Thiva
66.0 km S of Chalkida
 Solution type
manual
 Files / Links
QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
VLYHL9.5105 P21:28:41.67 0.21.0M
VLYHL9.5105 S21:28:43.06 -0.21.0M
ATHHL11.3 13 P21:28:42.11 0.31.0M
ATHHL11.3 13 S21:28:43.50 -0.21.0M
NOACHL11.4 13 P21:28:42.10 0.31.0M
NOACHL11.4 13 S21:28:43.50 -0.21.0M
ATHUHA13.2 39 P21:28:42.23 0.11.0M
ATHUHA13.2 39 S21:28:43.51 -0.81.0M
PTLHL24.6 39 P21:28:44.15 0.11.0M
PTLHL24.6 39 S21:28:47.33 -0.41.0M
MDRAHA28.5317 P21:28:44.77 0.11.0M
MDRAHA28.5317 S21:28:48.36 -0.51.0M
MRTHHA35.3 39 P21:28:46.19 0.41.0M
MRTHHA35.3 39 S21:28:50.41 -0.41.0M
STFNHA36.0339 P21:28:46.23 0.31.0M
STFNHA36.0339 S21:28:49.91 -1.11.0M
VILLHA46.2314 P21:28:47.79 0.11.0M
VILLHA46.2314 S21:28:53.43 -0.61.0M
EPIDHA57.9240 P21:28:49.96 0.41.0M
EPIDHA57.9240 S21:28:56.86 -0.51.0M
GR271Y58.7 54 P21:28:50.29 0.71.0M
GR271Y58.7 54 S21:28:56.81 -0.71.0M
ERTRHA59.8 8 P21:28:50.13 0.31.0M
ERTRHA59.8 8 S21:28:57.55 -0.31.0M
GR261Y63.3337 P21:28:50.79 0.31.0M
GR261Y63.3337 S21:28:58.49 -0.51.0M
LOUTHA64.0281 P21:28:51.23 0.71.0M
LOUTHA64.0281 S21:28:58.80 -0.31.0M
LTKHP65.4285 P21:28:51.08 0.31.0M
LTKHP65.4285 S21:28:59.21 -0.41.0M
KARYHA67.9 75 P21:28:51.48 0.31.0M
KARYHA67.9 75 S21:28:59.84 -0.41.0M
ACORHA72.0271 P21:28:52.18 0.31.0M
ACORHA72.0271 S21:29:01.03 -0.41.0M
KRNDHT72.4221 P21:28:52.15 0.31.0M
KRNDHT72.4221 S21:29:01.17 -0.31.0M
PSAHHA77.4357 P21:28:53.57 0.91.0M
PSAHHA77.4357 S21:29:02.88 0.01.0M
MRKAHA92.8354 P21:28:56.02 0.81.0M
MRKAHA92.8354 S21:29:07.39 0.11.0M
LKRHL105.2325 P21:28:57.52 0.41.0M
LKRHL105.2325 S21:29:11.00 0.21.0M
ATALHA108.1327 P21:28:58.12 0.51.0M
ATALHA108.1327 S21:29:11.96 0.41.0M


  Solution details

Event:
    Public ID              nkua2023fodt
    Description
      region name: Southern Greece
Origin:
    Date                   2023-03-20
    Time                  21:28:39.25
    Latitude              37.8742 deg  +/-      0 km
    Longitude             23.6893 deg  +/-      0 km
    Depth                       6 km   +/-    1 km
    Agency                 HA
    Author                 A. Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.39 s
    Azimuthal gap             116 deg

2 Network magnitudes:
    MLv       1.38 +/- 0.25  18            
    M         1.38           18 preferred  

44 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    VLY   HL    0.1 105  P       21:28:41.67   0.2 M  1.0  VLY  
    VLY   HL    0.1 105  S       21:28:43.06  -0.2 M  1.0  VLY  
    ATH   HL    0.1  13  P       21:28:42.11   0.3 M  1.0  ATH  
    ATH   HL    0.1  13  S       21:28:43.50  -0.2 M  1.0  ATH  
    NOAC  HL    0.1  13  P       21:28:42.10   0.3 M  1.0  NOAC 
    NOAC  HL    0.1  13  S       21:28:43.50  -0.2 M  1.0  NOAC 
    ATHU  HA    0.1  39  P       21:28:42.23   0.1 M  1.0  ATHU 
    ATHU  HA    0.1  39  S       21:28:43.51  -0.8 M  1.0  ATHU 
    PTL   HL    0.2  39  P       21:28:44.15   0.1 M  1.0  PTL  
    PTL   HL    0.2  39  S       21:28:47.33  -0.4 M  1.0  PTL  
    MDRA  HA    0.3 317  P       21:28:44.77   0.1 M  1.0  MDRA 
    MDRA  HA    0.3 317  S       21:28:48.36  -0.5 M  1.0  MDRA 
    MRTH  HA    0.3  39  P       21:28:46.19   0.4 M  1.0  MRTH 
    MRTH  HA    0.3  39  S       21:28:50.41  -0.4 M  1.0  MRTH 
    STFN  HA    0.3 339  P       21:28:46.23   0.3 M  1.0  STFN 
    STFN  HA    0.3 339  S       21:28:49.91  -1.1 M  1.0  STFN 
    VILL  HA    0.4 314  P       21:28:47.79   0.1 M  1.0  VILL 
    VILL  HA    0.4 314  S       21:28:53.43  -0.6 M  1.0  VILL 
    EPID  HA    0.5 240  P       21:28:49.96   0.4 M  1.0  EPID 
    EPID  HA    0.5 240  S       21:28:56.86  -0.5 M  1.0  EPID 
    GR27  1Y    0.5  54  P       21:28:50.29   0.7 M  1.0  GR27 
    GR27  1Y    0.5  54  S       21:28:56.81  -0.7 M  1.0  GR27 
    ERTR  HA    0.5   8  P       21:28:50.13   0.3 M  1.0  ERTR 
    ERTR  HA    0.5   8  S       21:28:57.55  -0.3 M  1.0  ERTR 
    GR26  1Y    0.6 337  P       21:28:50.79   0.3 M  1.0  GR26 
    GR26  1Y    0.6 337  S       21:28:58.49  -0.5 M  1.0  GR26 
    LOUT  HA    0.6 281  P       21:28:51.23   0.7 M  1.0  LOUT 
    LOUT  HA    0.6 281  S       21:28:58.80  -0.3 M  1.0  LOUT 
    LTK   HP    0.6 285  P       21:28:51.08   0.3 M  1.0  LTK  
    LTK   HP    0.6 285  S       21:28:59.21  -0.4 M  1.0  LTK  
    KARY  HA    0.6  75  P       21:28:51.48   0.3 M  1.0  KARY 
    KARY  HA    0.6  75  S       21:28:59.84  -0.4 M  1.0  KARY 
    ACOR  HA    0.6 271  P       21:28:52.18   0.3 M  1.0  ACOR 
    ACOR  HA    0.6 271  S       21:29:01.03  -0.4 M  1.0  ACOR 
    KRND  HT    0.7 221  P       21:28:52.15   0.3 M  1.0  KRND 
    KRND  HT    0.7 221  S       21:29:01.17  -0.3 M  1.0  KRND 
    PSAH  HA    0.7 357  P       21:28:53.57   0.9 M  1.0  PSAH 
    PSAH  HA    0.7 357  S       21:29:02.88   0.0 M  1.0  PSAH 
    MRKA  HA    0.8 354  P       21:28:56.02   0.8 M  1.0  MRKA 
    MRKA  HA    0.8 354  S       21:29:07.39   0.1 M  1.0  MRKA 
    LKR   HL    0.9 325  P       21:28:57.52   0.4 M  1.0  LKR  
    LKR   HL    0.9 325  S       21:29:11.00   0.2 M  1.0  LKR  
    ATAL  HA    1.0 327  P       21:28:58.12   0.5 M  1.0  ATAL 
    ATAL  HA    1.0 327  S       21:29:11.96   0.4 M  1.0  ATAL 

22 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    VLY   HL    0.1 105  MLv     1.55  0.18    1.64157      
    ATH   HL    0.1  13  MLv     1.95  0.57    3.64193      
    NOAC  HL    0.1  13  MLv     1.92  0.54    3.40882      
    ATHU  HA    0.1  39  MLv     0.88 -0.50   0.171945      
    PTL   HL    0.2  39  MLv     0.85 -0.53   0.136322      
    MDRA  HA    0.3 317  MLv     0.62 -0.75   0.0643267      
    MRTH  HA    0.3  39  MLv     1.19 -0.19   0.159459      
    STFN  HA    0.3 339  MLv     1.02 -0.35   0.106201      
    VILL  HA    0.4 314  MLv     1.12 -0.25   0.0742122      
    EPID  HA    0.5 240  MLv     1.51  0.14   0.0926736      
    GR27  1Y    0.5  54  MLv     1.60  0.22   0.107523      
    ERTR  HA    0.5   8  MLv     1.43  0.06   0.0691498      
    GR26  1Y    0.6 337  MLv     1.39  0.02   0.059424      
    LOUT  HA    0.6 281  MLv     1.69  0.32   0.118055      
    LTK   HP    0.6 285  MLv     0.86 -0.52   0.0649712      
    KARY  HA    0.6  75  MLv     1.61  0.23   0.0926175      
    ACOR  HA    0.6 271  MLv     1.36 -0.01   0.0503733      
    KRND  HT    0.7 221  MLv     1.48  0.11   0.066329      
    PSAH  HA    0.7 357  MLv     1.25 -0.12   0.0366501      
    MRKA  HA    0.8 354  MLv     1.60  0.23   0.0687167      
    LKR   HL    0.9 325  MLv     1.95  0.57   0.0706985      
    ATAL  HA    1.0 327  MLv     1.31 -0.07   0.0291983