Earthquake Information
 Origin Time
2025-05-21 11:12:27 (GMT)
 Magnitude
M 1.3
 Latitude
38.8508° N
 Longitude
23.4352° E
 Focal Depth
11 km
 # of Arrivals
22
 Location 35.4 km S of Skiathos
43.8 km ENE of Atalanti
99.9 km NNW of Athens
 Solution type
manual
 Files / Links
QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
GR231Y18.5255 P11:12:31.24 0.21.0M
GR231Y18.5255 S11:12:34.20 0.21.0M
MRKAHA20.9141 P11:12:31.43 -0.11.0M
MRKAHA20.9141 S11:12:34.24 -0.51.0M
PSAHHA36.3149 P11:12:34.13 0.21.0M
PSAHHA36.3149 S11:12:39.01 0.01.0M
ATALHA40.0244 P11:12:34.68 0.21.0M
ATALHA40.0244 S11:12:40.08 0.01.0M
LKRHL44.0239 P11:12:35.24 0.11.0M
LKRHL44.0239 S11:12:40.86 -0.41.0M
ACHLHT44.8293 P11:12:35.45 0.21.0M
ACHLHT44.8293 S11:12:41.02 -0.41.0M
AOS2HT48.3 47 P11:12:36.08 0.21.0M
AOS2HT48.3 47 S11:12:42.27 -0.21.0M
GR261Y50.2182 P11:12:36.18 0.01.0M
GR261Y50.2182 S11:12:42.95 -0.11.0M
NEOHL53.8340 P11:12:37.12 0.41.0M
NEOHL53.8340 S11:12:43.63 -0.31.0M
ERTRHA58.1148 P11:12:37.55 0.21.0M
ERTRHA58.1148 S11:12:44.85 -0.31.0M
AXARHA67.9262 P11:12:39.43 0.41.0M
AXARHA67.9262 S11:12:48.06 0.11.0M


  Solution details

Event:
    Public ID              nkua2025jwqp
    Description
      region name: Greece
Origin:
    Date                   2025-05-21
    Time                  11:12:27.17
    Latitude              38.8508 deg  +/-      0 km
    Longitude             23.4352 deg  +/-      0 km
    Depth                      11 km   +/-    1 km
    Agency                 HA
    Author                 A. Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.25 s
    Azimuthal gap              94 deg

2 Network magnitudes:
    MLv       1.33 +/- 0.10   9            
    M         1.33            9 preferred  

22 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    GR23  1Y    0.2 255  P       11:12:31.24   0.2 M  1.0  GR23 
    GR23  1Y    0.2 255  S       11:12:34.20   0.2 M  1.0  GR23 
    MRKA  HA    0.2 141  P       11:12:31.43  -0.1 M  1.0  MRKA 
    MRKA  HA    0.2 141  S       11:12:34.24  -0.5 M  1.0  MRKA 
    PSAH  HA    0.3 149  P       11:12:34.13   0.2 M  1.0  PSAH 
    PSAH  HA    0.3 149  S       11:12:39.01   0.0 M  1.0  PSAH 
    ATAL  HA    0.4 244  P       11:12:34.68   0.2 M  1.0  ATAL 
    ATAL  HA    0.4 244  S       11:12:40.08  -0.0 M  1.0  ATAL 
    LKR   HL    0.4 239  P       11:12:35.24   0.1 M  1.0  LKR  
    LKR   HL    0.4 239  S       11:12:40.86  -0.4 M  1.0  LKR  
    ACHL  HT    0.4 293  P       11:12:35.45   0.2 M  1.0  ACHL 
    ACHL  HT    0.4 293  S       11:12:41.02  -0.4 M  1.0  ACHL 
    AOS2  HT    0.4  47  P       11:12:36.08   0.2 M  1.0  AOS2 
    AOS2  HT    0.4  47  S       11:12:42.27  -0.2 M  1.0  AOS2 
    GR26  1Y    0.5 182  P       11:12:36.18  -0.0 M  1.0  GR26 
    GR26  1Y    0.5 182  S       11:12:42.95  -0.1 M  1.0  GR26 
    NEO   HL    0.5 340  P       11:12:37.12   0.4 M  1.0  NEO  
    NEO   HL    0.5 340  S       11:12:43.63  -0.3 M  1.0  NEO  
    ERTR  HA    0.5 148  P       11:12:37.55   0.2 M  1.0  ERTR 
    ERTR  HA    0.5 148  S       11:12:44.85  -0.3 M  1.0  ERTR 
    AXAR  HA    0.6 262  P       11:12:39.43   0.4 M  1.0  AXAR 
    AXAR  HA    0.6 262  S       11:12:48.06   0.1 M  1.0  AXAR 

11 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    GR23  1Y    0.2 255  MLv     1.37  0.04   0.646772      
    MRKA  HA    0.2 141  MLv     1.29 -0.04   0.466016      
    PSAH  HA    0.3 149  MLv     1.38  0.05   0.237687      
    ATAL  HA    0.4 244  MLv     1.09 -0.24   0.0984592      
    LKR   HL    0.4 239  MLv     1.42  0.09   0.0885455      
    ACHL  HT    0.4 293  MLv     1.21 -0.12   0.0981307      
    AOS2  HT    0.4  47  MLv     1.32 -0.01   0.101916      
    GR26  1Y    0.5 182  MLv     1.44  0.11   0.120781      
    NEO   HL    0.5 340  MLv     1.40  0.07   0.125177      
    ERTR  HA    0.5 148  MLv     1.49  0.16   0.0875987      
    AXAR  HA    0.6 262  MLv     0.91 -0.41   0.0750394