Earthquake Information
 Origin Time
2025-12-20 09:30:28 (GMT)
 Magnitude
M 2.2
 Latitude
38.0473° N
 Longitude
23.7488° E
 Focal Depth
9 km
 # of Arrivals
46
 Location 7.2 km N of Athens
48.1 km SSE of Chalkida
48.4 km SE of Thiva
 Solution type
manual
 Files / Links
QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
ALIOHA7.0287 P09:30:29.73 0.11.0M
ALIOHA7.0287 S09:30:31.14 -0.11.0M
NOACHL8.6199 P09:30:30.02 0.21.0M
NOACHL8.6199 S09:30:31.67 0.11.0M
ATHHL8.6199 P09:30:30.05 0.21.0M
ATHHL8.6199 S09:30:31.67 0.11.0M
ATHUHA9.5161 P09:30:30.01 0.11.0M
ATHUHA9.5161 S09:30:31.55 -0.31.0M
MRTHHA18.8 64 P09:30:31.54 0.21.0M
MRTHHA18.8 64 S09:30:34.13 -0.11.0M
VLYHL22.0170 P09:30:31.88 0.01.0M
VLYHL22.0170 S09:30:34.64 -0.61.0M
MDRAHA24.8273 P09:30:32.32 0.01.0M
MDRAHA24.8273 S09:30:35.68 -0.31.0M
ERTRHA40.1 5 P09:30:34.94 0.11.0M
ERTRHA40.1 5 S09:30:40.05 -0.31.0M
VILLHA40.4289 P09:30:34.98 0.01.0M
VILLHA40.4289 S09:30:40.17 -0.41.0M
THIVHA45.9307 P09:30:36.13 0.31.0M
THIVHA45.9307 S09:30:41.85 -0.31.0M
GR27B1Y47.6 67 P09:30:36.17 0.11.0M
GR27B1Y47.6 67 S09:30:42.51 -0.11.0M
GR261Y49.1323 P09:30:36.27 -0.11.0M
GR261Y49.1323 S09:30:42.80 -0.31.0M
AMPEHA50.6304 P09:30:36.86 0.31.0M
AMPEHA50.6304 S09:30:43.26 -0.21.0M
PSAHHA58.7351 P09:30:38.00 0.11.0M
PSAHHA58.7351 S09:30:45.85 0.21.0M
KARYHA60.3 92 P09:30:38.21 0.01.0M
KARYHA60.3 92 S09:30:46.11 -0.11.0M
MET1HL61.1212 P09:30:38.27 0.01.0M
MET1HL61.1212 S09:30:46.21 -0.21.0M
LOUTHA68.2264 P09:30:39.75 0.31.0M
LOUTHA68.2264 S09:30:48.38 -0.21.0M
LTKHP68.5268 P09:30:39.87 0.31.0M
LTKHP68.5268 S09:30:48.57 -0.11.0M
EPIDHA73.3229 P09:30:40.43 0.11.0M
EPIDHA73.3229 S09:30:49.94 -0.11.0M
MRKAHA74.5349 P09:30:40.53 0.11.0M
MRKAHA74.5349 S09:30:50.25 0.01.0M
PRDMHA83.0288 P09:30:42.02 0.11.0M
PRDMHA83.0288 S09:30:52.85 0.11.0M
LKRHL93.6316 P09:30:43.22 -0.21.0M
LKRHL93.6316 S09:30:55.95 0.31.0M
ATALHA95.8318 P09:30:43.52 -0.31.0M
ATALHA95.8318 S09:30:56.58 0.31.0M


  Solution details

Event:
    Public ID              nkua2025yvrk
    Description
      region name: Greece
Origin:
    Date                   2025-12-20
    Time                  09:30:27.51
    Latitude              38.0473 deg  +/-      0 km
    Longitude             23.7488 deg  +/-      0 km
    Depth                       9 km   +/-    1 km
    Agency                 HA
    Author                 A. Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.20 s
    Azimuthal gap              69 deg

2 Network magnitudes:
    MLv       2.17 +/- 0.15  19            
    M         2.17           19 preferred  

46 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    ALIO  HA    0.1 287  P       09:30:29.73   0.1 M  1.0  ALIO 
    ALIO  HA    0.1 287  S       09:30:31.14  -0.1 M  1.0  ALIO 
    ATH   HL    0.1 199  P       09:30:30.05   0.2 M  1.0  ATH  
    ATH   HL    0.1 199  S       09:30:31.67   0.1 M  1.0  ATH  
    NOAC  HL    0.1 199  P       09:30:30.02   0.2 M  1.0  NOAC 
    NOAC  HL    0.1 199  S       09:30:31.67   0.1 M  1.0  NOAC 
    ATHU  HA    0.1 161  P       09:30:30.01   0.1 M  1.0  ATHU 
    ATHU  HA    0.1 161  S       09:30:31.55  -0.3 M  1.0  ATHU 
    MRTH  HA    0.2  64  P       09:30:31.54   0.2 M  1.0  MRTH 
    MRTH  HA    0.2  64  S       09:30:34.13  -0.1 M  1.0  MRTH 
    VLY   HL    0.2 170  P       09:30:31.88   0.0 M  1.0  VLY  
    VLY   HL    0.2 170  S       09:30:34.64  -0.6 M  1.0  VLY  
    MDRA  HA    0.2 273  P       09:30:32.32  -0.0 M  1.0  MDRA 
    MDRA  HA    0.2 273  S       09:30:35.68  -0.3 M  1.0  MDRA 
    ERTR  HA    0.4   5  P       09:30:34.94   0.1 M  1.0  ERTR 
    ERTR  HA    0.4   5  S       09:30:40.05  -0.3 M  1.0  ERTR 
    VILL  HA    0.4 289  P       09:30:34.98   0.0 M  1.0  VILL 
    VILL  HA    0.4 289  S       09:30:40.17  -0.4 M  1.0  VILL 
    THIV  HA    0.4 307  P       09:30:36.13   0.3 M  1.0  THIV 
    THIV  HA    0.4 307  S       09:30:41.85  -0.3 M  1.0  THIV 
    GR27B 1Y    0.4  67  P       09:30:36.17   0.1 M  1.0  GR27B
    GR27B 1Y    0.4  67  S       09:30:42.51  -0.1 M  1.0  GR27B
    GR26  1Y    0.4 323  P       09:30:36.27  -0.1 M  1.0  GR26 
    GR26  1Y    0.4 323  S       09:30:42.80  -0.3 M  1.0  GR26 
    AMPE  HA    0.5 304  P       09:30:36.86   0.3 M  1.0  AMPE 
    AMPE  HA    0.5 304  S       09:30:43.26  -0.2 M  1.0  AMPE 
    PSAH  HA    0.5 351  P       09:30:38.00   0.1 M  1.0  PSAH 
    PSAH  HA    0.5 351  S       09:30:45.85   0.2 M  1.0  PSAH 
    KARY  HA    0.5  92  P       09:30:38.21   0.0 M  1.0  KARY 
    KARY  HA    0.5  92  S       09:30:46.11  -0.1 M  1.0  KARY 
    MET1  HL    0.5 212  P       09:30:38.27   0.0 M  1.0  MET1 
    MET1  HL    0.5 212  S       09:30:46.21  -0.2 M  1.0  MET1 
    LOUT  HA    0.6 264  P       09:30:39.75   0.3 M  1.0  LOUT 
    LOUT  HA    0.6 264  S       09:30:48.38  -0.2 M  1.0  LOUT 
    LTK   HP    0.6 268  P       09:30:39.87   0.3 M  1.0  LTK  
    LTK   HP    0.6 268  S       09:30:48.57  -0.1 M  1.0  LTK  
    EPID  HA    0.7 229  P       09:30:40.43   0.1 M  1.0  EPID 
    EPID  HA    0.7 229  S       09:30:49.94  -0.1 M  1.0  EPID 
    MRKA  HA    0.7 349  P       09:30:40.53   0.1 M  1.0  MRKA 
    MRKA  HA    0.7 349  S       09:30:50.25  -0.0 M  1.0  MRKA 
    PRDM  HA    0.7 288  P       09:30:42.02   0.1 M  1.0  PRDM 
    PRDM  HA    0.7 288  S       09:30:52.85   0.1 M  1.0  PRDM 
    LKR   HL    0.8 316  P       09:30:43.22  -0.2 M  1.0  LKR  
    LKR   HL    0.8 316  S       09:30:55.95   0.3 M  1.0  LKR  
    ATAL  HA    0.9 318  P       09:30:43.52  -0.3 M  1.0  ATAL 
    ATAL  HA    0.9 318  S       09:30:56.58   0.3 M  1.0  ATAL 

23 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    ALIO  HA    0.1 287  MLv     2.35  0.18    11.9175      
    ATH   HL    0.1 199  MLv     2.56  0.40    17.6679      
    NOAC  HL    0.1 199  MLv     2.53  0.37    16.5745      
    ATHU  HA    0.1 161  MLv     2.10 -0.06    3.58186      
    MRTH  HA    0.2  64  MLv     1.90 -0.26    2.16038      
    VLY   HL    0.2 170  MLv     2.21  0.04    3.61916      
    MDRA  HA    0.2 273  MLv     1.96 -0.20    1.74698      
    ERTR  HA    0.4   5  MLv     1.66 -0.50   0.365112      
    VILL  HA    0.4 289  MLv     1.84 -0.33   0.534255      
    THIV  HA    0.4 307  MLv     2.49  0.32    1.72893      
    GR27B 1Y    0.4  67  MLv     2.11 -0.06   0.660811      
    GR26  1Y    0.4 323  MLv     2.00 -0.17   0.471593      
    AMPE  HA    0.5 304  MLv     2.19  0.03   0.675014      
    PSAH  HA    0.5 351  MLv     2.15 -0.01   0.384107      
    KARY  HA    0.5  92  MLv     2.20  0.04   0.399884      
    MET1  HL    0.5 212  MLv     2.18  0.02   0.377214      
    LOUT  HA    0.6 264  MLv     2.26  0.09   0.411672      
    LTK   HP    0.6 268  MLv     1.46 -0.71   0.250172      
    EPID  HA    0.7 229  MLv     2.20  0.03   0.341069      
    MRKA  HA    0.7 349  MLv     2.25  0.09   0.380854      
    PRDM  HA    0.7 288  MLv     2.06 -0.10   0.223683      
    LKR   HL    0.8 316  MLv     2.75  0.59   0.519212      
    ATAL  HA    0.9 318  MLv     2.19  0.03   0.260177