Earthquake Information
 Origin Time
2020-01-04 22:11:28 (GMT)
 Magnitude
M 4.0
 Latitude
37.9156° N
 Longitude
26.4348° E
 Focal Depth
15 km
 # of Arrivals
50
 Location 43.8 km NNE of Ikaria
50.8 km WNW of Samos
237.0 km E of Athens
 Solution type
manual
 Files / Links
QuakeML  GSE2.0  Alert  .phi  ShakeMap  Foc.Mech.
  

  Focal Mechanism

Foc.Mech. Strike (°) Dip (°) Rake (°) Seism.Mom. (dyn*cm)
30051-86 1.14E+22

Latitude (°N) Longitude (°E) Depth (km) Magnitude Mw
37.911126.416912.04.0

Source parameters determination

Click here for detailed focal mechanism solution


  Intensity map


PGA
PGV
MI

Download files: Google Earth (.kmz), Measurements (.csv)


  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
KRL1HI27.4119 P22:11:35.44 0.01.0M
KRL1HI27.4119 S22:11:39.95 -0.41.0M
SMGHL42.5123 P22:11:37.78 0.11.0M
SMGHL42.5123 S22:11:43.63 -0.61.0M
CHOSHT62.2327 P22:11:40.38 -0.31.0M
CHOSHT62.2327 S22:11:48.78 -0.41.0M
KLNAHL116.7156 P22:11:48.82 0.21.0M
TNSAHL119.4250 P22:11:48.78 -0.21.0M
NAX1HI130.2226 P22:11:50.09 -0.31.0M
NAX1HI130.2226 S22:12:06.62 0.31.0M
PRKHL148.6354 P22:11:52.61 -0.11.0M
KARYHA175.6275 P22:11:56.56 0.31.0M
KARYHA175.6275 S22:12:16.25 -0.81.0M
SNT5HA191.7209 P22:11:58.02 -0.21.0M
THERAHL192.1207 P22:11:57.67 -0.61.0M
THERAHL192.1207 S22:12:20.61 -0.11.0M
DIONHL220.0275 P22:12:02.11 0.21.0M
DIONHL220.0275 S22:12:26.29 -1.01.0M
EFSAHL219.9326 P22:12:01.94 0.11.0M
KYMIHL218.9292 P22:12:02.11 0.41.0M
MHLOHL225.6234 P22:12:02.59 0.01.0M
PTLHL225.8274 P22:12:02.89 0.31.0M
PTLHL225.8274 S22:12:28.28 -0.31.0M
ATHHL238.3272 P22:12:04.77 0.61.0M
ATHUHA232.5272 P22:12:03.62 0.21.0M
VLYHL231.8269 P22:12:03.54 0.21.0M
ARGHL241.3141 P22:12:05.08 0.61.0M
ARGHL241.3141 S22:12:31.70 -0.21.0M
LIAHL245.6334 P22:12:05.13 0.21.0M
AOS2HT263.8302 P22:12:07.68 0.41.0M
KARPHL271.2166 P22:12:08.28 0.21.0M
KARPHL271.2166 S22:12:37.72 -0.71.0M
SMTHHL294.6345 P22:12:10.83 -0.21.0M
SMTHHL294.6345 S22:12:43.06 -0.61.0M
LTKHP304.2273 P22:12:12.94 0.61.0M
LTKHP304.2273 S22:12:45.11 -0.91.0M
ATALHA310.1287 P22:12:13.70 0.71.0M
LKRHL310.8286 P22:12:14.01 0.91.0M
NEOHL319.1300 P22:12:14.67 0.51.0M
ALNHT333.0354 P22:12:15.72 0.11.0M
ALNHT333.0354 S22:12:51.12 -0.81.0M
THASHT333.6334 P22:12:15.70 -0.11.0M
VLIHL335.9248 P22:12:16.61 0.41.0M
VLIHL335.9248 S22:12:52.16 -0.91.0M
IMMVHL349.8220 P22:12:18.44 0.61.0M
OURHT342.1322 P22:12:17.47 0.51.0M
ANKYHL359.9232 P22:12:19.17 0.01.0M
KTHAHL351.4239 P22:12:18.63 0.51.0M
RDOHL367.3348 P22:12:20.25 0.31.0M
KAVAHT380.0335 P22:12:21.61 0.01.0M


  Solution details

Event:
    Public ID              nkua2020ahel
    Type                   earthquake
    Description
      region name: Dodecanese Islands, Greece
Origin:
    Date                   2020-01-04
    Time                  22:11:28.88  +/-    0.2 s
    Latitude              37.9156 deg  +/-      1 km
    Longitude             26.4348 deg  +/-      2 km
    Depth                      15 km   +/-    2 km
    Agency                 HA
    Author                 A.Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.46 s
    Azimuthal gap             125 deg

2 Network magnitudes:
    MLv       3.95 +/- 0.20  28            
    M         3.95           28 preferred  

50 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    KRL1  HI    0.2 119  P       22:11:35.44  -0.0 M  1.0  KRL1 
    KRL1  HI    0.2 119  S       22:11:39.95  -0.4 M  1.0  KRL1 
    SMG   HL    0.4 123  P       22:11:37.78   0.1 M  1.0  SMG  
    SMG   HL    0.4 123  S       22:11:43.63  -0.6 M  1.0  SMG  
    CHOS  HT    0.6 327  P       22:11:40.38  -0.3 M  1.0  CHOS 
    CHOS  HT    0.6 327  S       22:11:48.78  -0.4 M  1.0  CHOS 
    KLNA  HL    1.0 156  P       22:11:48.82   0.2 M  1.0  KLNA 
    TNSA  HL    1.1 250  P       22:11:48.78  -0.2 M  1.0  TNSA 
    NAX1  HI    1.2 226  P       22:11:50.09  -0.3 M  1.0  NAX1 
    NAX1  HI    1.2 226  S       22:12:06.62   0.3 M  1.0  NAX1 
    PRK   HL    1.3 354  P       22:11:52.61  -0.1 M  1.0  PRK  
    KARY  HA    1.6 275  P       22:11:56.56   0.3 M  1.0  KARY 
    KARY  HA    1.6 275  S       22:12:16.25  -0.8 M  1.0  KARY 
    SNT5  HA    1.7 209  P       22:11:58.02  -0.2 M  1.0  SNT5 
    THERA HL    1.7 207  P       22:11:57.67  -0.6 M  1.0  THERA
    THERA HL    1.7 207  S       22:12:20.61  -0.1 M  1.0  THERA
    KYMI  HL    2.0 292  P       22:12:02.11   0.4 M  1.0  KYMI 
    EFSA  HL    2.0 326  P       22:12:01.94   0.1 M  1.0  EFSA 
    DION  HL    2.0 275  P       22:12:02.11   0.2 M  1.0  DION 
    DION  HL    2.0 275  S       22:12:26.29  -1.0 M  1.0  DION 
    MHLO  HL    2.0 234  P       22:12:02.59   0.0 M  1.0  MHLO 
    PTL   HL    2.0 274  P       22:12:02.89   0.3 M  1.0  PTL  
    PTL   HL    2.0 274  S       22:12:28.28  -0.3 M  1.0  PTL  
    VLY   HL    2.1 269  P       22:12:03.54   0.2 M  1.0  VLY  
    ATHU  HA    2.1 272  P       22:12:03.62   0.2 M  1.0  ATHU 
    ATH   HL    2.1 272  P       22:12:04.77   0.6 M  1.0  ATH  
    ARG   HL    2.2 141  P       22:12:05.08   0.6 M  1.0  ARG  
    ARG   HL    2.2 141  S       22:12:31.70  -0.2 M  1.0  ARG  
    LIA   HL    2.2 334  P       22:12:05.13   0.2 M  1.0  LIA  
    AOS2  HT    2.4 302  P       22:12:07.68   0.4 M  1.0  AOS2 
    KARP  HL    2.4 166  P       22:12:08.28   0.2 M  1.0  KARP 
    KARP  HL    2.4 166  S       22:12:37.72  -0.7 M  1.0  KARP 
    SMTH  HL    2.6 345  P       22:12:10.83  -0.2 M  1.0  SMTH 
    SMTH  HL    2.6 345  S       22:12:43.06  -0.6 M  1.0  SMTH 
    LTK   HP    2.7 273  P       22:12:12.94   0.6 M  1.0  LTK  
    LTK   HP    2.7 273  S       22:12:45.11  -0.9 M  1.0  LTK  
    ATAL  HA    2.8 287  P       22:12:13.70   0.7 M  1.0  ATAL 
    LKR   HL    2.8 286  P       22:12:14.01   0.9 M  1.0  LKR  
    NEO   HL    2.9 300  P       22:12:14.67   0.5 M  1.0  NEO  
    ALN   HT    3.0 354  P       22:12:15.72   0.1 M  1.0  ALN  
    ALN   HT    3.0 354  S       22:12:51.12  -0.8 M  1.0  ALN  
    THAS  HT    3.0 334  P       22:12:15.70  -0.1 M  1.0  THAS 
    VLI   HL    3.0 248  P       22:12:16.61   0.4 M  1.0  VLI  
    VLI   HL    3.0 248  S       22:12:52.16  -0.9 M  1.0  VLI  
    OUR   HT    3.1 322  P       22:12:17.47   0.5 M  1.0  OUR  
    IMMV  HL    3.1 220  P       22:12:18.44   0.6 M  1.0  IMMV 
    KTHA  HL    3.2 239  P       22:12:18.63   0.5 M  1.0  KTHA 
    ANKY  HL    3.2 232  P       22:12:19.17   0.0 M  1.0  ANKY 
    RDO   HL    3.3 348  P       22:12:20.25   0.3 M  1.0  RDO  
    KAVA  HT    3.4 335  P       22:12:21.61   0.0 M  1.0  KAVA 

36 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    KRL1  HI    0.2 119  MLv     4.10  0.15    205.007      
    SMG   HL    0.4 123  MLv     4.24  0.30      120.9      
    CHOS  HT    0.6 327  MLv     4.12  0.17    32.4133      
    KLNA  HL    1.0 156  MLv     4.37  0.42    30.7222      
    TNSA  HL    1.1 250  MLv     3.89 -0.05    9.92821      
    NAX1  HI    1.2 226  MLv     4.06  0.11    12.7253      
    PRK   HL    1.3 354  MLv     4.47  0.53    27.0412      
    KARY  HA    1.6 275  MLv     3.72 -0.23    3.48885      
    SNT5  HA    1.7 209  MLv     4.28  0.33    6.17741      
    THERA HL    1.7 207  MLv     3.98  0.03    5.22096      
    KYMI  HL    2.0 292  MLv     3.47 -0.48    1.19176      
    EFSA  HL    2.0 326  MLv     4.13  0.18     5.4093      
    DION  HL    2.0 275  MLv     3.34 -0.61     2.4362      
    MHLO  HL    2.0 234  MLv     4.48  0.53    22.9342      
    PTL   HL    2.0 274  MLv     3.81 -0.14    2.41849      
    VLY   HL    2.1 269  MLv     3.98  0.03    3.30096      
    ATHU  HA    2.1 272  MLv     3.93 -0.02      1.818      
    ATH   HL    2.1 272  MLv     3.97  0.03    3.03716      
    ARG   HL    2.2 141  MLv     4.08  0.13    3.75414      
    LIA   HL    2.2 334  MLv     3.76 -0.19    3.42783      
    AOS2  HT    2.4 302  MLv     3.66 -0.29    1.09151      
    KARP  HL    2.4 166  MLv     3.72 -0.23    1.52168      
    SMTH  HL    2.6 345  MLv     3.83 -0.11   0.744384      
    LTK   HP    2.7 273  MLv     2.95 -1.00   0.511977      
    ATAL  HA    2.8 287  MLv     3.64 -0.31   0.611255      
    LKR   HL    2.8 286  MLv     3.80 -0.14    0.48034      
    NEO   HL    2.9 300  MLv     3.54 -0.41   0.613205      
    ALN   HT    3.0 354  MLv     4.33  0.38    1.79637      
    THAS  HT    3.0 334  MLv     3.82 -0.13   0.707275      
    VLI   HL    3.0 248  MLv     3.96  0.01    1.22265      
    OUR   HT    3.1 322  MLv     3.77 -0.18   0.576379      
    IMMV  HL    3.1 220  MLv     4.48  0.54    2.72216      
    KTHA  HL    3.2 239  MLv     3.94 -0.00   0.772464      
    ANKY  HL    3.2 232  MLv     4.10  0.15    1.00662      
    RDO   HL    3.3 348  MLv     4.30  0.36   0.998244      
    KAVA  HT    3.4 335  MLv     3.64 -0.30   0.579825