Earthquake Information
 Origin Time
2026-04-20 13:13:56 (GMT)
 Magnitude
M 2.8
 Latitude
39.5170° N
 Longitude
25.2484° E
 Focal Depth
10 km
 # of Arrivals
28
 Location 44.4 km S of Limnos
90.2 km NE of Skyros
215.3 km NE of Athens
 Solution type
automatic
 Files / Links
QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
EFSAHL22.4277 P13:14:00.78 -0.81.0A
LES3HT83.5106 P13:14:10.85 -0.31.0A
SKY1HI90.1221 P13:14:11.15 -1.01.0A
PRKHL92.4109 P13:14:12.43 -0.11.0A
SKYHL92.8221 P13:14:12.65 0.11.0A
AMPKHT104.9119 P13:14:14.44 0.01.0A
AOS2HT127.6252 P13:14:16.99 -0.71.0A
THASHT129.2340 P13:14:17.15 -0.71.0A
OURHT141.1310 P13:14:20.23 0.71.0A
PAIGHT142.3290 P13:14:19.33 -0.41.0A
CHOSHT143.5151 P13:14:19.63 -0.21.0A
GR041Y164.5352 P13:14:21.76 -0.81.0A
MRKAHA169.5238 P13:14:22.83 -0.51.0A
ERTRHA176.7226 P13:14:24.64 0.41.0A
KARYHA179.5203 P13:14:24.25 -0.31.0A
RDOHL182.7 8 P13:14:25.89 0.91.0A
GR031Y184.2350 P13:14:24.63 -0.51.0A
MRTHHA192.0217 P13:14:25.59 -0.61.0A
PRASHL212.5344 P13:14:28.23 -0.61.0A
GR061Y220.3 23 P13:14:29.50 -0.41.0A
VLYHL224.0215 P13:14:31.96 1.61.0A
VILLHA225.3229 P13:14:31.05 0.51.0A
KDZBS235.1 2 P13:14:32.06 0.41.0A
SMGHL244.3145 P13:14:33.45 0.61.0A
AGGHT256.7259 P13:14:35.39 0.91.0A
GR011Y257.2320 P13:14:36.44 2.01.0A
PYRGCL305.3247 P13:14:40.29 -0.21.0A


  Solution details

Event:
    Public ID              nkua2026hsea
    Description
      region name: Aegean Sea
Origin:
    Date                   2026-04-20
    Time                  13:13:56.32  +/-    0.2 s
    Latitude              39.5170 deg  +/-      2 km
    Longitude             25.2484 deg  +/-      2 km
    Depth                      10 km
    Agency                 HA
    Mode                   automatic
    Status                 NOT SET
    Residual RMS             0.74 s
    Azimuthal gap              83 deg

2 Network magnitudes:
    MLv       2.75 +/- 0.09  21            
    M         2.75           21 preferred  

28 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    EFSA  HL    0.2 277  P       13:14:00.78  -0.8 A  1.0  EFSA 
    LES3  HT    0.8 106  P       13:14:10.85  -0.3 A  1.0  LES3 
    SKY1  HI    0.8 221  P       13:14:11.15  -1.0 A  1.0  SKY1 
    PRK   HL    0.8 109  P       13:14:12.43  -0.1 A  1.0  PRK  
    SKY   HL    0.8 221  P       13:14:12.65   0.1 A  1.0  SKY  
    AMPK  HT    0.9 119  P       13:14:14.44  -0.0 A  1.0  AMPK 
    AOS2  HT    1.1 252  P       13:14:16.99  -0.7 A  1.0  AOS2 
    THAS  HT    1.2 340  P       13:14:17.15  -0.7 A  1.0  THAS 
    OUR   HT    1.3 310  P       13:14:20.23   0.7 A  1.0  OUR  
    PAIG  HT    1.3 290  P       13:14:19.33  -0.4 A  1.0  PAIG 
    CHOS  HT    1.3 151  P       13:14:19.63  -0.2 A  1.0  CHOS 
    GR04  1Y    1.5 352  P       13:14:21.76  -0.8 A  1.0  GR04 
    MRKA  HA    1.5 238  P       13:14:22.83  -0.5 A  1.0  MRKA 
    ERTR  HA    1.6 226  P       13:14:24.64   0.4 A  1.0  ERTR 
    KARY  HA    1.6 203  P       13:14:24.25  -0.3 A  1.0  KARY 
    RDO   HL    1.6   8  P       13:14:25.89   0.9 A  1.0  RDO  
    GR03  1Y    1.7 350  P       13:14:24.63  -0.5 A  1.0  GR03 
    MRTH  HA    1.7 217  P       13:14:25.59  -0.6 A  1.0  MRTH 
    PRAS  HL    1.9 344  P       13:14:28.23  -0.6 A  1.0  PRAS 
    HORT  HT    2.0 304  P       13:14:33.06   3.3 AX 0.0  HORT 
    GR06  1Y    2.0  23  P       13:14:29.50  -0.4 A  1.0  GR06 
    VLY   HL    2.0 215  P       13:14:31.96   1.6 A  1.0  VLY  
    VILL  HA    2.0 229  P       13:14:31.05   0.5 A  1.0  VILL 
    KDZ   BS    2.1   2  P       13:14:32.06   0.4 A  1.0  KDZ  
    SMG   HL    2.2 145  P       13:14:33.45   0.6 A  1.0  SMG  
    AGG   HT    2.3 259  P       13:14:35.39   0.9 A  1.0  AGG  
    GR01  1Y    2.3 320  P       13:14:36.44   2.0 A  1.0  GR01 
    PYRG  CL    2.7 247  P       13:14:40.29  -0.2 A  1.0  PYRG 

27 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    EFSA  HL    0.2 277  MLv     2.77  0.02    13.0162      
    LES3  HT    0.8 106  MLv     2.90  0.15    1.53954      
    SKY1  HI    0.8 221  MLv     2.86  0.10    1.27406      
    PRK   HL    0.8 109  MLv     3.19  0.44    2.68754      
    SKY   HL    0.8 221  MLv     2.81  0.06    1.84365      
    AMPK  HT    0.9 119  MLv     2.89  0.14    1.16047      
    AOS2  HT    1.1 252  MLv     2.75  0.00   0.654996      
    THAS  HT    1.2 340  MLv     2.78  0.03   0.678425      
    OUR   HT    1.3 310  MLv     2.43 -0.32   0.263446      
    PAIG  HT    1.3 290  MLv     2.64 -0.11   0.329101      
    CHOS  HT    1.3 151  MLv     2.89  0.14   0.746588      
    GR04  1Y    1.5 352  MLv     2.74 -0.01   0.412853      
    MRKA  HA    1.5 238  MLv     2.89  0.14   0.556437      
    ERTR  HA    1.6 226  MLv     2.65 -0.10    0.29441      
    KARY  HA    1.6 203  MLv     2.39 -0.36   0.157291      
    RDO   HL    1.6   8  MLv     2.64 -0.12   0.179191      
    GR03  1Y    1.7 350  MLv     2.61 -0.14   0.245456      
    MRTH  HA    1.7 217  MLv     2.77  0.02   0.321416      
    PRAS  HL    1.9 344  MLv     2.76  0.01   0.250359      
    GR06  1Y    2.0  23  MLv     2.53 -0.22   0.134861      
    VLY   HL    2.0 215  MLv     2.80  0.05   0.242298      
    VILL  HA    2.0 229  MLv     2.76  0.01   0.217441      
    KDZ   BS    2.1   2  MLv     2.61 -0.14   0.136051      
    SMG   HL    2.2 145  MLv     2.72 -0.03   0.157708      
    AGG   HT    2.3 259  MLv     2.58 -0.17   0.0764765      
    GR01  1Y    2.3 320  MLv     2.88  0.12   0.194993      
    PYRG  CL    2.7 247  MLv     2.86  0.11   0.0685538