Earthquake Information
 Origin Time
 2025-12-18 11:03:36 (GMT)
 Magnitude
 M 1.2
 Latitude
 38.1057° N
 Longitude
 23.4673° E
 Focal Depth
 7 km
 # of Arrivals
 10
 Location 27.0 km WNW of Athens
27.3 km SSE of Thiva
41.4 km SSW of Chalkida
 Solution type
 manual
 Files / Links
 QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
MDRAHA5.0181 P11:03:37.34 0.11.0M
MDRAHA5.0181 S11:03:38.54 0.01.0M
VILLHA15.0296 P11:03:38.72 -0.11.0M
VILLHA15.0296 S11:03:41.26 0.01.0M
ALIOHA18.5104 P11:03:39.21 -0.11.0M
ALIOHA18.5104 S11:03:41.98 -0.21.0M
GR261Y33.1351 P11:03:41.87 0.11.0M
GR261Y33.1351 S11:03:46.37 -0.11.0M
MRTHHA41.5 87 P11:03:43.08 0.01.0M
MRTHHA41.5 87 S11:03:48.91 0.11.0M


  Solution details 

Event:
    Public ID              nkua2025ysdl
    Description
      region name: Greece
Origin:
    Date                   2025-12-18
    Time                  11:03:35.52
    Latitude              38.1057 deg  +/-      0 km
    Longitude             23.4673 deg  +/-      0 km
    Depth                       7 km   +/-    1 km
    Agency                 HA
    Author                 A. Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.09 s
    Azimuthal gap             114 deg

2 Network magnitudes:
    MLv       1.25 +/- 0.17   5            
    M         1.25            5 preferred  

10 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    MDRA  HA    0.0 181  P       11:03:37.34   0.1 M  1.0  MDRA 
    MDRA  HA    0.0 181  S       11:03:38.54  -0.0 M  1.0  MDRA 
    VILL  HA    0.1 296  P       11:03:38.72  -0.1 M  1.0  VILL 
    VILL  HA    0.1 296  S       11:03:41.26   0.0 M  1.0  VILL 
    ALIO  HA    0.2 104  P       11:03:39.21  -0.1 M  1.0  ALIO 
    ALIO  HA    0.2 104  S       11:03:41.98  -0.2 M  1.0  ALIO 
    GR26  1Y    0.3 351  P       11:03:41.87   0.1 M  1.0  GR26 
    GR26  1Y    0.3 351  S       11:03:46.37  -0.1 M  1.0  GR26 
    MRTH  HA    0.4  87  P       11:03:43.08   0.0 M  1.0  MRTH 
    MRTH  HA    0.4  87  S       11:03:48.91   0.1 M  1.0  MRTH 

5 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    MDRA  HA    0.0 181  MLv     1.51  0.26    1.92579      
    VILL  HA    0.1 296  MLv     1.09 -0.16   0.414136      
    ALIO  HA    0.2 104  MLv     1.40  0.15   0.695584      
    GR26  1Y    0.3 351  MLv     1.13 -0.13   0.157776      
    MRTH  HA    0.4  87  MLv     1.19 -0.06   0.113634