Earthquake Information
 Origin Time
 2025-04-15 16:17:22 (GMT)
 Magnitude
 M 1.8
 Latitude
 38.0988° N
 Longitude
 23.5385° E
 Focal Depth
 11 km
 # of Arrivals
 8
 Location 21.4 km NW of Athens
31.3 km SE of Thiva
40.9 km S of Chalkida
 Solution type
 manual
 Files / Links
 QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
MDRAHA7.6236 P16:17:25.04 0.21.0M
MDRAHA7.6236 S16:17:26.75 0.01.0M
ALIOHA12.3107 P16:17:25.50 0.11.0M
ALIOHA12.3107 S16:17:27.63 -0.11.0M
VILLHA21.1290 P16:17:26.60 -0.11.0M
VILLHA21.1290 S16:17:30.09 0.01.0M
THIVHA28.7321 P16:17:27.84 -0.11.0M
THIVHA28.7321 S16:17:32.13 0.11.0M


  Solution details 

Event:
    Public ID              nkua2025hjgn
    Description
      region name: Greece
Origin:
    Date                   2025-04-15
    Time                  16:17:22.39
    Latitude              38.0988 deg  +/-      1 km
    Longitude             23.5385 deg  +/-      1 km
    Depth                      11 km   +/-    1 km
    Agency                 HA
    Author                 A. Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.08 s
    Azimuthal gap             147 deg

2 Network magnitudes:
    MLv       1.85 +/- 0.35   4            
    M         1.85            4 preferred  

8 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    MDRA  HA    0.1 236  P       16:17:25.04   0.2 M  1.0  MDRA 
    MDRA  HA    0.1 236  S       16:17:26.75  -0.0 M  1.0  MDRA 
    ALIO  HA    0.1 107  P       16:17:25.50   0.1 M  1.0  ALIO 
    ALIO  HA    0.1 107  S       16:17:27.63  -0.1 M  1.0  ALIO 
    VILL  HA    0.2 290  P       16:17:26.60  -0.1 M  1.0  VILL 
    VILL  HA    0.2 290  S       16:17:30.09   0.0 M  1.0  VILL 
    THIV  HA    0.3 321  P       16:17:27.84  -0.1 M  1.0  THIV 
    THIV  HA    0.3 321  S       16:17:32.13   0.1 M  1.0  THIV 

4 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    MDRA  HA    0.1 236  MLv     2.21  0.36    8.37159      
    ALIO  HA    0.1 107  MLv     1.79 -0.07    2.40753      
    VILL  HA    0.2 290  MLv     1.30 -0.55   0.473402      
    THIV  HA    0.3 321  MLv     2.02  0.16    1.59319