Earthquake Information
 Origin Time
2025-12-21 12:09:55 (GMT)
 Magnitude
M 1.4
 Latitude
40.6760° N
 Longitude
23.3763° E
 Focal Depth
14 km
 # of Arrivals
11
 Location 33.9 km N of Poliyiros
36.7 km E of Thessaloniki
301.0 km N of Athens
 Solution type
automatic
 Files / Links
QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
SOHHT16.2354 P12:09:59.43 -0.51.0A
HORTHT24.9250 P12:10:01.78 0.51.0A
GR091Y26.3 94 P12:10:00.65 -0.81.0A
PLGHL34.3170 P12:10:02.53 -0.11.0A
GR131Y39.5204 P12:10:03.75 0.31.0A
KOKKHT54.8 73 P12:10:05.98 0.21.0A
OURHT63.8127 P12:10:07.46 0.31.0A
NVRHL85.3 29 P12:10:09.99 -0.31.0A
MMBBS101.8 18 P12:10:13.33 0.51.0A
KAVAHT101.9 69 P12:10:13.60 0.71.0A
RLSHL334.5210 P12:10:41.75 -0.71.0A


  Solution details

Event:
    Public ID              nkua2025yxsd
    Description
      region name: Greece
Origin:
    Date                   2025-12-21
    Time                  12:09:55.20  +/-    0.4 s
    Latitude              40.6760 deg  +/-      3 km
    Longitude             23.3763 deg  +/-      3 km
    Depth                      14 km   +/-    4 km
    Agency                 HA
    Mode                   automatic
    Status                 NOT SET
    Residual RMS             0.51 s
    Azimuthal gap             104 deg

2 Network magnitudes:
    MLv       1.41 +/- 0.22   7            
    M         1.41            7 preferred  

11 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    SOH   HT    0.1 354  P       12:09:59.43  -0.5 A  1.0  SOH  
    HORT  HT    0.2 250  P       12:10:01.78   0.5 A  1.0  HORT 
    GR09  1Y    0.2  94  P       12:10:00.65  -0.8 A  1.0  GR09 
    PLG   HL    0.3 170  P       12:10:02.53  -0.1 A  1.0  PLG  
    GR13  1Y    0.4 204  P       12:10:03.75   0.3 A  1.0  GR13 
    KOKK  HT    0.5  73  P       12:10:05.98   0.2 A  1.0  KOKK 
    OUR   HT    0.6 127  P       12:10:07.46   0.3 A  1.0  OUR  
    NVR   HL    0.8  29  P       12:10:09.99  -0.3 A  1.0  NVR  
    MMB   BS    0.9  18  P       12:10:13.33   0.5 A  1.0  MMB  
    KAVA  HT    0.9  69  P       12:10:13.60   0.7 A  1.0  KAVA 
    RLS   HL    3.0 210  P       12:10:41.75  -0.7 A  1.0  RLS  

9 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    SOH   HT    0.1 354  MLv     1.47  0.06   0.919128      
    HORT  HT    0.2 250  MLv     1.11 -0.30   0.165387      
    GR09  1Y    0.2  94  MLv     1.42  0.01   0.457919      
    PLG   HL    0.3 170  MLv     1.05 -0.36   0.124623      
    GR13  1Y    0.4 204  MLv     1.21 -0.20    0.13188      
    KOKK  HT    0.5  73  MLv     1.60  0.19   0.134094      
    OUR   HT    0.6 127  MLv     1.85  0.44     0.1688      
    NVR   HL    0.8  29  MLv     1.76  0.35   0.0803463      
    KAVA  HT    0.9  69  MLv     1.30 -0.10   0.0650527