Earthquake Information
 Origin Time
 2025-12-28 12:41:05 (GMT)
 Magnitude
 M 1.9
 Latitude
 38.3408° N
 Longitude
 23.9953° E
 Focal Depth
 7 km
 # of Arrivals
 24
 Location 37.1 km ESE of Chalkida
45.9 km NNE of Athens
58.9 km E of Thiva
 Solution type
 manual
 Files / Links
 QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
ERTRHA19.6292 P12:41:09.27 0.01.0M
ERTRHA19.6292 S12:41:12.10 -0.11.0M
MRTHHA24.7191 P12:41:10.52 0.41.0M
MRTHHA24.7191 S12:41:13.68 0.01.0M
GR27B1Y26.0122 P12:41:10.44 0.11.0M
GR27B1Y26.0122 S12:41:13.90 -0.21.0M
PSAHHA39.6310 P12:41:12.66 0.21.0M
PSAHHA39.6310 S12:41:17.85 -0.11.0M
ALIOHA41.6223 P12:41:13.07 0.21.0M
ALIOHA41.6223 S12:41:18.51 -0.11.0M
ATHUHA45.5204 P12:41:13.75 0.21.0M
ATHUHA45.5204 S12:41:19.55 -0.21.0M
GR261Y51.4277 P12:41:14.80 0.21.0M
GR261Y51.4277 S12:41:21.23 -0.41.0M
KARYHA51.7132 P12:41:14.40 -0.11.0M
KARYHA51.7132 S12:41:21.23 -0.31.0M
MDRAHA55.8236 P12:41:15.27 0.11.0M
MDRAHA55.8236 S12:41:22.59 -0.21.0M
VLYHL57.1198 P12:41:15.68 0.31.0M
VLYHL57.1198 S12:41:22.87 -0.21.0M
VILLHA62.8252 P12:41:16.48 0.11.0M
VILLHA62.8252 S12:41:24.68 -0.21.0M
MET1HL100.2212 P12:41:23.14 0.81.0M
MET1HL100.2212 S12:41:36.07 0.81.0M


  Solution details 

Event:
    Public ID              nkua2025zkns
    Description
      region name: Greece
Origin:
    Date                   2025-12-28
    Time                  12:41:05.29
    Latitude              38.3408 deg  +/-      0 km
    Longitude             23.9953 deg  +/-      0 km
    Depth                       7 km   +/-    1 km
    Agency                 HA
    Author                 A. Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.20 s
    Azimuthal gap             172 deg

2 Network magnitudes:
    MLv       1.91 +/- 0.19  10            
    M         1.91           10 preferred  

24 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    ERTR  HA    0.2 292  P       12:41:09.27   0.0 M  1.0  ERTR 
    ERTR  HA    0.2 292  S       12:41:12.10  -0.1 M  1.0  ERTR 
    MRTH  HA    0.2 191  P       12:41:10.52   0.4 M  1.0  MRTH 
    MRTH  HA    0.2 191  S       12:41:13.68  -0.0 M  1.0  MRTH 
    GR27B 1Y    0.2 122  P       12:41:10.44   0.1 M  1.0  GR27B
    GR27B 1Y    0.2 122  S       12:41:13.90  -0.2 M  1.0  GR27B
    PSAH  HA    0.4 310  P       12:41:12.66   0.2 M  1.0  PSAH 
    PSAH  HA    0.4 310  S       12:41:17.85  -0.1 M  1.0  PSAH 
    ALIO  HA    0.4 223  P       12:41:13.07   0.2 M  1.0  ALIO 
    ALIO  HA    0.4 223  S       12:41:18.51  -0.1 M  1.0  ALIO 
    ATHU  HA    0.4 204  P       12:41:13.75   0.2 M  1.0  ATHU 
    ATHU  HA    0.4 204  S       12:41:19.55  -0.2 M  1.0  ATHU 
    GR26  1Y    0.5 277  P       12:41:14.80   0.2 M  1.0  GR26 
    GR26  1Y    0.5 277  S       12:41:21.23  -0.4 M  1.0  GR26 
    KARY  HA    0.5 132  P       12:41:14.40  -0.1 M  1.0  KARY 
    KARY  HA    0.5 132  S       12:41:21.23  -0.3 M  1.0  KARY 
    MDRA  HA    0.5 236  P       12:41:15.27   0.1 M  1.0  MDRA 
    MDRA  HA    0.5 236  S       12:41:22.59  -0.2 M  1.0  MDRA 
    VLY   HL    0.5 198  P       12:41:15.68   0.3 M  1.0  VLY  
    VLY   HL    0.5 198  S       12:41:22.87  -0.2 M  1.0  VLY  
    VILL  HA    0.6 252  P       12:41:16.48   0.1 M  1.0  VILL 
    VILL  HA    0.6 252  S       12:41:24.68  -0.2 M  1.0  VILL 
    MET1  HL    0.9 212  P       12:41:23.14   0.8 M  1.0  MET1 
    MET1  HL    0.9 212  S       12:41:36.07   0.8 M  1.0  MET1 

12 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    ERTR  HA    0.2 292  MLv     1.25 -0.67   0.452283      
    MRTH  HA    0.2 191  MLv     1.94  0.02    1.66417      
    GR27B 1Y    0.2 122  MLv     1.61 -0.31   0.721814      
    PSAH  HA    0.4 310  MLv     1.58 -0.33   0.312911      
    ALIO  HA    0.4 223  MLv     2.10  0.19   0.921832      
    ATHU  HA    0.4 204  MLv     1.96  0.05   0.326205      
    GR26  1Y    0.5 277  MLv     1.81 -0.10   0.268162      
    KARY  HA    0.5 132  MLv     1.85 -0.07   0.287469      
    MDRA  HA    0.5 236  MLv     2.03  0.12   0.346188      
    VLY   HL    0.5 198  MLv     2.41  0.50   0.768591      
    VILL  HA    0.6 252  MLv     2.02  0.10   0.253014      
    MET1  HL    0.9 212  MLv     2.24  0.32    0.27374