Earthquake Information
 Origin Time
 2023-09-28 18:54:25 (GMT)
 Magnitude
 M 1.4
 Latitude
 37.8245° N
 Longitude
 24.1077° E
 Focal Depth
 9 km
 # of Arrivals
 12
 Location 37.3 km ESE of Athens
72.5 km W of Andros
80.7 km NNW of Seriphos
 Solution type
 manual
 Files / Links
 QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
VLYHL27.7276 P18:54:30.53 0.31.0M
VLYHL27.7276 S18:54:33.72 -0.51.0M
ATHUHA32.5299 P18:54:31.19 0.21.0M
ATHUHA32.5299 S18:54:34.97 -0.61.0M
MRTHHA36.2336 P18:54:32.00 0.51.0M
MRTHHA36.2336 S18:54:36.20 -0.41.0M
KARYHA37.0 51 P18:54:32.14 0.51.0M
KARYHA37.0 51 S18:54:36.35 -0.51.0M
ERTRHA70.6336 P18:54:38.12 1.01.0M
ERTRHA70.6336 S18:54:46.40 -0.11.0M
SERIHA81.0156 P18:54:39.28 0.41.0M
SERIHA81.0156 S18:54:48.87 -0.61.0M


  Solution details 

Event:
    Public ID              nkua2023tatg
    Description
      region name: Southern Greece
Origin:
    Date                   2023-09-28
    Time                  18:54:24.87
    Latitude              37.8245 deg  +/-      1 km
    Longitude             24.1077 deg  +/-      1 km
    Depth                       9 km   +/-    6 km
    Agency                 HA
    Author                 A. Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.50 s
    Azimuthal gap             121 deg

2 Network magnitudes:
    MLv       1.44 +/- 0.12   6            
    M         1.44            6 preferred  

12 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    VLY   HL    0.3 276  P       18:54:30.53   0.3 M  1.0  VLY  
    VLY   HL    0.3 276  S       18:54:33.72  -0.5 M  1.0  VLY  
    ATHU  HA    0.3 299  P       18:54:31.19   0.2 M  1.0  ATHU 
    ATHU  HA    0.3 299  S       18:54:34.97  -0.6 M  1.0  ATHU 
    MRTH  HA    0.3 336  P       18:54:32.00   0.5 M  1.0  MRTH 
    MRTH  HA    0.3 336  S       18:54:36.20  -0.4 M  1.0  MRTH 
    KARY  HA    0.3  51  P       18:54:32.14   0.5 M  1.0  KARY 
    KARY  HA    0.3  51  S       18:54:36.35  -0.5 M  1.0  KARY 
    ERTR  HA    0.6 336  P       18:54:38.12   1.0 M  1.0  ERTR 
    ERTR  HA    0.6 336  S       18:54:46.40  -0.1 M  1.0  ERTR 
    SERI  HA    0.7 156  P       18:54:39.28   0.4 M  1.0  SERI 
    SERI  HA    0.7 156  S       18:54:48.87  -0.6 M  1.0  SERI 

6 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    VLY   HL    0.3 276  MLv     1.36 -0.08   0.372685      
    ATHU  HA    0.3 299  MLv     1.50  0.06   0.240764      
    MRTH  HA    0.3 336  MLv     1.31 -0.14   0.201381      
    KARY  HA    0.3  51  MLv     1.35 -0.09   0.212131      
    ERTR  HA    0.6 336  MLv     1.53  0.08   0.0747473      
    SERI  HA    0.7 156  MLv     1.72  0.28   0.103739