Earthquake Information
 Origin Time
2026-10-20 20:30:05 (GMT)
 Magnitude
M 1.4
 Latitude
38.6923° N
 Longitude
23.3744° E
 Focal Depth
2 km
 # of Arrivals
16
 Location 32.1 km NW of Chalkida
32.9 km E of Atalanti
84.8 km NNW of Athens
 Solution type
automatic
 Files / Links
QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
GR231Y18.0316 P20:30:08.85 0.31.0A
MRKAHA18.4 86 P20:30:08.03 -0.61.0A
PSAHHA27.4120 P20:30:09.71 -0.41.0A
ATALHA30.6270 P20:30:10.19 -0.51.0A
LKRHL33.0262 P20:30:10.56 -0.51.0A
ERTRHA47.9131 P20:30:13.48 -0.11.0A
VILLHA59.0185 P20:30:14.54 -0.91.0A
DOMVHA59.4215 P20:30:14.94 -0.61.0A
AXARHA62.6278 P20:30:16.71 0.61.0A
AOS2HT64.9 39 P20:30:16.03 -0.41.0A
DSFHP80.0247 P20:30:19.53 0.51.0A
MRTHHA80.3142 P20:30:20.69 1.71.0A
LTKHP82.5206 P20:30:19.16 -0.21.0A
AGGHT97.1292 P20:30:22.22 0.31.0A
KARYHA118.2128 P20:30:25.84 0.51.0A
MET1HL123.9180 P20:30:26.26 0.21.0A


  Solution details

Event:
    Public ID              nkua2026upbm
    Description
      region name: Greece
Origin:
    Date                   2026-10-20
    Time                  20:30:05.07  +/-    0.3 s
    Latitude              38.6923 deg  +/-      3 km
    Longitude             23.3744 deg  +/-      2 km
    Depth                       2 km
    Agency                 HA
    Mode                   automatic
    Status                 NOT SET
    Residual RMS             0.63 s
    Azimuthal gap              83 deg

2 Network magnitudes:
    MLv       1.44 +/- 0.20  12            
    M         1.44           12 preferred  

16 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    GR23  1Y    0.2 316  P       20:30:08.85   0.3 A  1.0  GR23 
    MRKA  HA    0.2  86  P       20:30:08.03  -0.6 A  1.0  MRKA 
    PSAH  HA    0.2 120  P       20:30:09.71  -0.4 A  1.0  PSAH 
    ATAL  HA    0.3 270  P       20:30:10.19  -0.5 A  1.0  ATAL 
    LKR   HL    0.3 262  P       20:30:10.56  -0.5 A  1.0  LKR  
    ERTR  HA    0.4 131  P       20:30:13.48  -0.1 A  1.0  ERTR 
    VILL  HA    0.5 185  P       20:30:14.54  -0.9 A  1.0  VILL 
    DOMV  HA    0.5 215  P       20:30:14.94  -0.6 A  1.0  DOMV 
    AXAR  HA    0.6 278  P       20:30:16.71   0.6 A  1.0  AXAR 
    AOS2  HT    0.6  39  P       20:30:16.03  -0.4 A  1.0  AOS2 
    DSF   HP    0.7 247  P       20:30:19.53   0.5 A  1.0  DSF  
    MRTH  HA    0.7 142  P       20:30:20.69   1.7 A  1.0  MRTH 
    LTK   HP    0.7 206  P       20:30:19.16  -0.2 A  1.0  LTK  
    AGG   HT    0.9 292  P       20:30:22.22   0.3 A  1.0  AGG  
    KARY  HA    1.1 128  P       20:30:25.84   0.5 A  1.0  KARY 
    MET1  HL    1.1 180  P       20:30:26.26   0.2 A  1.0  MET1 

14 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    GR23  1Y    0.2 316  MLv     1.30 -0.14   0.567256      
    MRKA  HA    0.2  86  MLv     1.38 -0.06   0.665355      
    PSAH  HA    0.2 120  MLv     1.22 -0.22   0.275498      
    ATAL  HA    0.3 270  MLv     1.57  0.13   0.507656      
    LKR   HL    0.3 262  MLv     1.56  0.11   0.230411      
    ERTR  HA    0.4 131  MLv     1.15 -0.30   0.0707032      
    VILL  HA    0.5 185  MLv     1.54  0.10   0.0929293      
    DOMV  HA    0.5 215  MLv     1.92  0.48    0.21626      
    AXAR  HA    0.6 278  MLv     0.98 -0.47   0.0917349      
    AOS2  HT    0.6  39  MLv     1.52  0.08   0.0786592      
    DSF   HP    0.7 247  MLv     1.84  0.40   0.138792      
    MRTH  HA    0.7 142  MLv     1.75  0.31   0.111781      
    LTK   HP    0.7 206  MLv     0.89 -0.56   0.0568497      
    AGG   HT    0.9 292  MLv     1.46  0.01   0.0364669