Earthquake Information
 Origin Time
 2025-12-23 09:22:53 (GMT)
 Magnitude
 M 1.9
 Latitude
 38.3287° N
 Longitude
 24.0170° E
 Focal Depth
 8 km
 # of Arrivals
 24
 Location 39.4 km ESE of Chalkida
45.7 km NNE of Athens
60.8 km E of Thiva
 Solution type
 manual
 Files / Links
 QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
ERTRHA21.9293 P09:22:57.03 -0.61.0M
ERTRHA21.9293 S09:22:59.94 -1.01.0M
MRTHHA23.9196 P09:22:58.45 0.51.0M
MRTHHA23.9196 S09:23:01.62 0.21.0M
PSAHHA41.9310 P09:23:00.95 0.11.0M
PSAHHA41.9310 S09:23:05.92 -0.71.0M
KARYHA49.3132 P09:23:02.27 0.11.0M
KARYHA49.3132 S09:23:08.38 -0.41.0M
MRKAHA56.1318 P09:23:02.98 -0.31.0M
MRKAHA56.1318 S09:23:09.74 -1.11.0M
VLYHL56.4200 P09:23:03.51 0.21.0M
VLYHL56.4200 S09:23:10.43 -0.41.0M
MDRAHA56.6238 P09:23:03.05 -0.31.0M
MDRAHA56.6238 S09:23:10.51 -0.51.0M
VILLHA64.2254 P09:23:05.08 0.51.0M
VILLHA64.2254 S09:23:12.77 -0.51.0M
AOS2HT92.3351 P09:23:09.53 0.51.0M
AOS2HT92.3351 S09:23:20.94 -0.11.0M
LTKHP97.9250 P09:23:10.52 0.51.0M
LTKHP97.9250 S09:23:22.81 0.11.0M
MET1HL100.1214 P09:23:11.03 0.81.0M
MET1HL100.1214 S09:23:23.43 0.21.0M
ACORHA111.6244 P09:23:12.65 0.41.0M
ACORHA111.6244 S09:23:26.82 0.21.0M


  Solution details 

Event:
    Public ID              nkua2025zbdr
    Description
      region name: Aegean Sea
Origin:
    Date                   2025-12-23
    Time                  09:22:53.29
    Latitude              38.3287 deg  +/-      1 km
    Longitude             24.0170 deg  +/-      1 km
    Depth                       8 km   +/-    3 km
    Agency                 HA
    Author                 A. Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.41 s
    Azimuthal gap             141 deg

2 Network magnitudes:
    MLv       1.86 +/- 0.18  10            
    M         1.86           10 preferred  

24 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    ERTR  HA    0.2 293  P       09:22:57.03  -0.6 M  1.0  ERTR 
    ERTR  HA    0.2 293  S       09:22:59.94  -1.0 M  1.0  ERTR 
    MRTH  HA    0.2 196  P       09:22:58.45   0.5 M  1.0  MRTH 
    MRTH  HA    0.2 196  S       09:23:01.62   0.2 M  1.0  MRTH 
    PSAH  HA    0.4 310  P       09:23:00.95   0.1 M  1.0  PSAH 
    PSAH  HA    0.4 310  S       09:23:05.92  -0.7 M  1.0  PSAH 
    KARY  HA    0.4 132  P       09:23:02.27   0.1 M  1.0  KARY 
    KARY  HA    0.4 132  S       09:23:08.38  -0.4 M  1.0  KARY 
    MRKA  HA    0.5 318  P       09:23:02.98  -0.3 M  1.0  MRKA 
    MRKA  HA    0.5 318  S       09:23:09.74  -1.1 M  1.0  MRKA 
    VLY   HL    0.5 200  P       09:23:03.51   0.2 M  1.0  VLY  
    VLY   HL    0.5 200  S       09:23:10.43  -0.4 M  1.0  VLY  
    MDRA  HA    0.5 238  P       09:23:03.05  -0.3 M  1.0  MDRA 
    MDRA  HA    0.5 238  S       09:23:10.51  -0.5 M  1.0  MDRA 
    VILL  HA    0.6 254  P       09:23:05.08   0.5 M  1.0  VILL 
    VILL  HA    0.6 254  S       09:23:12.77  -0.5 M  1.0  VILL 
    AOS2  HT    0.8 351  P       09:23:09.53   0.5 M  1.0  AOS2 
    AOS2  HT    0.8 351  S       09:23:20.94  -0.1 M  1.0  AOS2 
    LTK   HP    0.9 250  P       09:23:10.52   0.5 M  1.0  LTK  
    LTK   HP    0.9 250  S       09:23:22.81   0.1 M  1.0  LTK  
    MET1  HL    0.9 214  P       09:23:11.03   0.8 M  1.0  MET1 
    MET1  HL    0.9 214  S       09:23:23.43   0.2 M  1.0  MET1 
    ACOR  HA    1.0 244  P       09:23:12.65   0.4 M  1.0  ACOR 
    ACOR  HA    1.0 244  S       09:23:26.82   0.2 M  1.0  ACOR 

12 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    ERTR  HA    0.2 293  MLv     1.54 -0.32   0.781973      
    MRTH  HA    0.2 196  MLv     1.71 -0.16    1.02691      
    PSAH  HA    0.4 310  MLv     1.75 -0.12   0.400703      
    KARY  HA    0.4 132  MLv     1.73 -0.14   0.247776      
    MRKA  HA    0.5 318  MLv     1.80 -0.07     0.1958      
    VLY   HL    0.5 200  MLv     2.22  0.36   0.518427      
    MDRA  HA    0.5 238  MLv     1.95  0.09   0.272482      
    VILL  HA    0.6 254  MLv     1.94  0.07   0.208224      
    AOS2  HT    0.8 351  MLv     2.13  0.26   0.231347      
    LTK   HP    0.9 250  MLv     1.48 -0.38   0.188335      
    MET1  HL    0.9 214  MLv     2.28  0.42   0.303572      
    ACOR  HA    1.0 244  MLv     1.90  0.04   0.110912