Earthquake Information
 Origin Time
2025-12-21 00:25:17 (GMT)
 Magnitude
M 1.6
 Latitude
37.8785° N
 Longitude
23.6990° E
 Focal Depth
7 km
 # of Arrivals
48
 Location 12.0 km SSW of Athens
59.5 km SE of Thiva
65.6 km S of Chalkida
 Solution type
manual
 Files / Links
QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
VLYHL8.8109 P00:25:19.64 0.11.0M
VLYHL8.8109 S00:25:21.28 0.11.0M
ATHHL10.7 9 P00:25:19.88 0.11.0M
ATHHL10.7 9 S00:25:21.65 0.01.0M
NOACHL10.7 9 P00:25:19.87 0.11.0M
NOACHL10.7 9 S00:25:21.72 0.01.0M
ATHUHA12.3 38 P00:25:19.99 -0.11.0M
ATHUHA12.3 38 S00:25:21.83 -0.41.0M
ALIOHA20.9354 P00:25:21.46 -0.11.0M
ALIOHA20.9354 S00:25:24.29 -0.41.0M
MDRAHA28.7315 P00:25:22.55 -0.31.0M
MDRAHA28.7315 S00:25:26.55 -0.51.0M
MRTHHA34.4 38 P00:25:23.78 0.11.0M
MRTHHA34.4 38 S00:25:28.18 -0.41.0M
MET1HL43.3220 P00:25:25.27 0.11.0M
MET1HL43.3220 S00:25:30.74 -0.41.0M
VILLHA46.4313 P00:25:25.60 -0.21.0M
VILLHA46.4313 S00:25:31.67 -0.51.0M
EPIDHA58.9240 P00:25:28.00 0.21.0M
EPIDHA58.9240 S00:25:35.53 -0.21.0M
ERTRHA59.2 7 P00:25:27.84 0.11.0M
ERTRHA59.2 7 S00:25:35.46 -0.21.0M
AMPEHA60.2321 P00:25:28.27 0.31.0M
AMPEHA60.2321 S00:25:35.80 -0.31.0M
GR261Y63.2336 P00:25:28.78 0.21.0M
GR261Y63.2336 S00:25:36.67 -0.31.0M
LOUTHA64.7281 P00:25:29.05 0.31.0M
LOUTHA64.7281 S00:25:37.23 -0.21.0M
LTKHP66.1284 P00:25:29.07 0.11.0M
LTKHP66.1284 S00:25:37.83 0.01.0M
KARYHA66.9 75 P00:25:29.22 0.11.0M
KARYHA66.9 75 S00:25:37.92 -0.11.0M
ACORHA72.8271 P00:25:30.56 0.51.0M
ACORHA72.8271 S00:25:39.87 0.11.0M
PSAHHA77.0357 P00:25:31.00 0.31.0M
PSAHHA77.0357 S00:25:40.90 0.11.0M
PRDMHA86.9301 P00:25:32.50 0.11.0M
PRDMHA86.9301 S00:25:43.73 -0.11.0M
MRKAHA92.4354 P00:25:33.94 0.71.0M
MRKAHA92.4354 S00:25:45.41 0.11.0M
THALHA92.5281 P00:25:33.94 0.71.0M
THALHA92.5281 S00:25:45.43 0.11.0M
KRYOHL95.4276 P00:25:34.36 0.61.0M
KRYOHL95.4276 S00:25:46.37 0.11.0M
LKRHL105.3324 P00:25:35.34 0.11.0M
LKRHL105.3324 S00:25:49.18 0.31.0M
GURHP119.2273 P00:25:38.12 0.51.0M
GURHP119.2273 S00:25:53.46 0.41.0M


  Solution details

Event:
    Public ID              nkua2025ywux
    Description
      region name: Southern Greece
Origin:
    Date                   2025-12-21
    Time                  00:25:17.37
    Latitude              37.8785 deg  +/-      0 km
    Longitude             23.6990 deg  +/-      0 km
    Depth                       7 km   +/-    0 km
    Agency                 HA
    Author                 A. Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.23 s
    Azimuthal gap             111 deg

2 Network magnitudes:
    MLv       1.65 +/- 0.20  18            
    M         1.65           18 preferred  

48 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    VLY   HL    0.1 109  P       00:25:19.64   0.1 M  1.0  VLY  
    VLY   HL    0.1 109  S       00:25:21.28   0.1 M  1.0  VLY  
    ATH   HL    0.1   9  P       00:25:19.88   0.1 M  1.0  ATH  
    ATH   HL    0.1   9  S       00:25:21.65  -0.0 M  1.0  ATH  
    NOAC  HL    0.1   9  P       00:25:19.87   0.1 M  1.0  NOAC 
    NOAC  HL    0.1   9  S       00:25:21.72   0.0 M  1.0  NOAC 
    ATHU  HA    0.1  38  P       00:25:19.99  -0.1 M  1.0  ATHU 
    ATHU  HA    0.1  38  S       00:25:21.83  -0.4 M  1.0  ATHU 
    ALIO  HA    0.2 354  P       00:25:21.46  -0.1 M  1.0  ALIO 
    ALIO  HA    0.2 354  S       00:25:24.29  -0.4 M  1.0  ALIO 
    MDRA  HA    0.3 315  P       00:25:22.55  -0.3 M  1.0  MDRA 
    MDRA  HA    0.3 315  S       00:25:26.55  -0.5 M  1.0  MDRA 
    MRTH  HA    0.3  38  P       00:25:23.78   0.1 M  1.0  MRTH 
    MRTH  HA    0.3  38  S       00:25:28.18  -0.4 M  1.0  MRTH 
    MET1  HL    0.4 220  P       00:25:25.27   0.1 M  1.0  MET1 
    MET1  HL    0.4 220  S       00:25:30.74  -0.4 M  1.0  MET1 
    VILL  HA    0.4 313  P       00:25:25.60  -0.2 M  1.0  VILL 
    VILL  HA    0.4 313  S       00:25:31.67  -0.5 M  1.0  VILL 
    EPID  HA    0.5 240  P       00:25:28.00   0.2 M  1.0  EPID 
    EPID  HA    0.5 240  S       00:25:35.53  -0.2 M  1.0  EPID 
    ERTR  HA    0.5   7  P       00:25:27.84   0.1 M  1.0  ERTR 
    ERTR  HA    0.5   7  S       00:25:35.46  -0.2 M  1.0  ERTR 
    AMPE  HA    0.5 321  P       00:25:28.27   0.3 M  1.0  AMPE 
    AMPE  HA    0.5 321  S       00:25:35.80  -0.3 M  1.0  AMPE 
    GR26  1Y    0.6 336  P       00:25:28.78   0.2 M  1.0  GR26 
    GR26  1Y    0.6 336  S       00:25:36.67  -0.3 M  1.0  GR26 
    LOUT  HA    0.6 281  P       00:25:29.05   0.3 M  1.0  LOUT 
    LOUT  HA    0.6 281  S       00:25:37.23  -0.2 M  1.0  LOUT 
    LTK   HP    0.6 284  P       00:25:29.07   0.1 M  1.0  LTK  
    LTK   HP    0.6 284  S       00:25:37.83   0.0 M  1.0  LTK  
    KARY  HA    0.6  75  P       00:25:29.22   0.1 M  1.0  KARY 
    KARY  HA    0.6  75  S       00:25:37.92  -0.1 M  1.0  KARY 
    ACOR  HA    0.7 271  P       00:25:30.56   0.5 M  1.0  ACOR 
    ACOR  HA    0.7 271  S       00:25:39.87   0.1 M  1.0  ACOR 
    PSAH  HA    0.7 357  P       00:25:31.00   0.3 M  1.0  PSAH 
    PSAH  HA    0.7 357  S       00:25:40.90   0.1 M  1.0  PSAH 
    PRDM  HA    0.8 301  P       00:25:32.50   0.1 M  1.0  PRDM 
    PRDM  HA    0.8 301  S       00:25:43.73  -0.1 M  1.0  PRDM 
    MRKA  HA    0.8 354  P       00:25:33.94   0.7 M  1.0  MRKA 
    MRKA  HA    0.8 354  S       00:25:45.41   0.1 M  1.0  MRKA 
    THAL  HA    0.8 281  P       00:25:33.94   0.7 M  1.0  THAL 
    THAL  HA    0.8 281  S       00:25:45.43   0.1 M  1.0  THAL 
    KRYO  HL    0.9 276  P       00:25:34.36   0.6 M  1.0  KRYO 
    KRYO  HL    0.9 276  S       00:25:46.37   0.1 M  1.0  KRYO 
    LKR   HL    0.9 324  P       00:25:35.34   0.1 M  1.0  LKR  
    LKR   HL    0.9 324  S       00:25:49.18   0.3 M  1.0  LKR  
    GUR   HP    1.1 273  P       00:25:38.12   0.5 M  1.0  GUR  
    GUR   HP    1.1 273  S       00:25:53.46   0.4 M  1.0  GUR  

24 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    VLY   HL    0.1 109  MLv     1.65 -0.00    2.11862      
    ATH   HL    0.1   9  MLv     2.12  0.47    5.63007      
    NOAC  HL    0.1   9  MLv     2.11  0.46    5.48878      
    ATHU  HA    0.1  38  MLv     1.08 -0.57   0.288224      
    ALIO  HA    0.2 354  MLv     1.37 -0.28   0.558496      
    MDRA  HA    0.3 315  MLv     1.05 -0.60   0.171264      
    MRTH  HA    0.3  38  MLv     1.30 -0.35   0.217434      
    MET1  HL    0.4 220  MLv     1.31 -0.34   0.135166      
    VILL  HA    0.4 313  MLv     1.27 -0.38   0.102282      
    EPID  HA    0.5 240  MLv     1.57 -0.08   0.0992216      
    ERTR  HA    0.5   7  MLv     1.61 -0.04   0.107104      
    AMPE  HA    0.5 321  MLv     1.63 -0.02    0.10795      
    GR26  1Y    0.6 336  MLv     1.63 -0.03   0.102128      
    LOUT  HA    0.6 281  MLv     1.75  0.09   0.132465      
    LTK   HP    0.6 284  MLv     1.11 -0.54   0.115608      
    KARY  HA    0.6  75  MLv     1.89  0.24   0.180688      
    ACOR  HA    0.7 271  MLv     1.57 -0.08   0.0799427      
    PSAH  HA    0.7 357  MLv     1.83  0.18   0.139203      
    PRDM  HA    0.8 301  MLv     1.65  0.00   0.0831367      
    MRKA  HA    0.8 354  MLv     1.90  0.25   0.137903      
    THAL  HA    0.8 281  MLv     1.52 -0.13   0.102863      
    KRYO  HL    0.9 276  MLv     2.01  0.36   0.171278      
    LKR   HL    0.9 324  MLv     1.90  0.25   0.063801      
    GUR   HP    1.1 273  MLv     1.63 -0.02   0.0539061