Earthquake Information
 Origin Time
2026-10-21 04:22:56 (GMT)
 Magnitude
M 1.3
 Latitude
38.6515° N
 Longitude
23.4873° E
 Focal Depth
2 km
 # of Arrivals
12
 Location 23.1 km NNW of Chalkida
39.4 km NNE of Thiva
77.3 km NNW of Athens
 Solution type
automatic
 Files / Links
QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
MRKAHA10.4 55 P04:22:57.44 -0.31.0A
PSAHHA16.6123 P04:22:59.16 0.31.0A
GR231Y28.3308 P04:23:02.54 1.71.0A
ERTRHA37.7136 P04:23:02.20 -0.21.0A
ATALHA40.7277 P04:23:01.71 -1.21.0A
LKRHL42.4270 P04:23:01.96 -1.21.0A
VILLHA56.3196 P04:23:04.87 -0.61.0A
DOMVHA62.3225 P04:23:08.08 1.61.0A
AOS2HT63.2 29 P04:23:06.03 -0.61.0A
DSFHP87.7253 P04:23:11.01 0.21.0A
VLYHL92.8163 P04:23:11.36 -0.31.0A
SKYROHL95.8 73 P04:23:12.80 0.61.0A


  Solution details

Event:
    Public ID              nkua2026uprb
    Description
      region name: Greece
Origin:
    Date                   2026-10-21
    Time                  04:22:55.58  +/-    0.3 s
    Latitude              38.6515 deg  +/-      3 km
    Longitude             23.4873 deg  +/-      2 km
    Depth                       2 km
    Agency                 HA
    Mode                   automatic
    Status                 NOT SET
    Residual RMS             0.91 s
    Azimuthal gap              81 deg

2 Network magnitudes:
    MLv       1.29 +/- 0.22   7            
    M         1.29            7 preferred  

12 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    MRKA  HA    0.1  55  P       04:22:57.44  -0.3 A  1.0  MRKA 
    PSAH  HA    0.1 123  P       04:22:59.16   0.3 A  1.0  PSAH 
    GR23  1Y    0.3 308  P       04:23:02.54   1.7 A  1.0  GR23 
    ERTR  HA    0.3 136  P       04:23:02.20  -0.2 A  1.0  ERTR 
    ATAL  HA    0.4 277  P       04:23:01.71  -1.2 A  1.0  ATAL 
    LKR   HL    0.4 270  P       04:23:01.96  -1.2 A  1.0  LKR  
    VILL  HA    0.5 196  P       04:23:04.87  -0.6 A  1.0  VILL 
    DOMV  HA    0.6 225  P       04:23:08.08   1.6 A  1.0  DOMV 
    AOS2  HT    0.6  29  P       04:23:06.03  -0.6 A  1.0  AOS2 
    DSF   HP    0.8 253  P       04:23:11.01   0.2 A  1.0  DSF  
    VLY   HL    0.8 163  P       04:23:11.36  -0.3 A  1.0  VLY  
    SKYRO HL    0.9  73  P       04:23:12.80   0.6 A  1.0  SKYRO

9 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    MRKA  HA    0.1  55  MLv     1.40  0.11    1.09032      
    PSAH  HA    0.1 123  MLv     0.88 -0.41   0.231391      
    GR23  1Y    0.3 308  MLv     1.59  0.29   0.598372      
    ERTR  HA    0.3 136  MLv     0.86 -0.43   0.066447      
    ATAL  HA    0.4 277  MLv     1.20 -0.09   0.120827      
    LKR   HL    0.4 270  MLv     1.44  0.15   0.102624      
    VILL  HA    0.5 196  MLv     1.26 -0.03   0.0569335      
    DOMV  HA    0.6 225  MLv     1.76  0.47   0.141928      
    AOS2  HT    0.6  29  MLv     1.27 -0.03   0.044582