Earthquake Information
 Origin Time
2020-12-04 04:26:21 (GMT)
 Magnitude
M 3.1
 Latitude
37.8573° N
 Longitude
26.8857° E
 Focal Depth
12 km
 # of Arrivals
22
 Location 13.7 km NW of Samos
70.2 km ENE of Ikaria
276.9 km E of Athens
 Solution type
manual
 Files / Links
QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
SAM1HL15.9128 P04:26:24.86 0.11.0M
SAM1HL15.9128 S04:26:27.42 -0.11.0M
KRL1HI17.2246 P04:26:24.95 0.01.0M
KRL1HI17.2246 S04:26:27.81 0.01.0M
SMGHL17.5194 P04:26:24.86 -0.21.0M
SMGHL17.5194 S04:26:27.81 -0.11.0M
SAM2HL26.5246 P04:26:26.31 -0.11.0M
SAM2HL26.5246 S04:26:29.90 -0.51.0M
CHOSHT93.8309 P04:26:37.54 0.41.0M
CHOSHT93.8309 S04:26:50.04 0.81.0M
KLNAHL100.4176 P04:26:38.41 0.41.0M
KLNAHL100.4176 S04:26:51.40 0.61.0M
APEHL148.6234 P04:26:45.20 -0.41.0M
APEHL148.6234 S04:27:04.41 0.31.0M
PRKHL163.5341 P04:26:48.06 0.41.0M
PRKHL163.5341 S04:27:08.02 0.21.0M
THERAHL207.6217 P04:26:53.31 -0.11.0M
LIAHL270.6327 P04:27:01.28 -0.11.0M
LIAHL270.6327 S04:27:31.41 -0.61.0M
SMTHHL313.2338 P04:27:06.29 -0.61.0M
SMTHHL313.2338 S04:27:41.01 -0.61.0M
ALNHT345.4348 P04:27:10.43 -0.41.0M


  Solution details

Event:
    Public ID              nkua2020xtwv
    Type                   earthquake
    Description
      region name: Dodecanese Islands, Greece
Origin:
    Date                   2020-12-04
    Time                  04:26:21.17
    Latitude              37.8573 deg  +/-      1 km
    Longitude             26.8857 deg  +/-      1 km
    Depth                      12 km   +/-    1 km
    Agency                 HA
    Author                 A.Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.31 s
    Azimuthal gap             140 deg

2 Network magnitudes:
    MLv       3.12 +/- 0.33  10            
    M         3.12           10 preferred  

22 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    SAM1  HL    0.1 128  P       04:26:24.86   0.1 M  1.0  SAM1 
    SAM1  HL    0.1 128  S       04:26:27.42  -0.1 M  1.0  SAM1 
    KRL1  HI    0.2 246  P       04:26:24.95   0.0 M  1.0  KRL1 
    KRL1  HI    0.2 246  S       04:26:27.81   0.0 M  1.0  KRL1 
    SMG   HL    0.2 194  P       04:26:24.86  -0.2 M  1.0  SMG  
    SMG   HL    0.2 194  S       04:26:27.81  -0.1 M  1.0  SMG  
    SAM2  HL    0.2 246  P       04:26:26.31  -0.1 M  1.0  SAM2 
    SAM2  HL    0.2 246  S       04:26:29.90  -0.5 M  1.0  SAM2 
    CHOS  HT    0.8 309  P       04:26:37.54   0.4 M  1.0  CHOS 
    CHOS  HT    0.8 309  S       04:26:50.04   0.8 M  1.0  CHOS 
    KLNA  HL    0.9 176  P       04:26:38.41   0.4 M  1.0  KLNA 
    KLNA  HL    0.9 176  S       04:26:51.40   0.6 M  1.0  KLNA 
    APE   HL    1.3 234  P       04:26:45.20  -0.4 M  1.0  APE  
    APE   HL    1.3 234  S       04:27:04.41   0.3 M  1.0  APE  
    PRK   HL    1.5 341  P       04:26:48.06   0.4 M  1.0  PRK  
    PRK   HL    1.5 341  S       04:27:08.02   0.2 M  1.0  PRK  
    THERA HL    1.9 217  P       04:26:53.31  -0.1 M  1.0  THERA
    LIA   HL    2.4 327  P       04:27:01.28  -0.1 M  1.0  LIA  
    LIA   HL    2.4 327  S       04:27:31.41  -0.6 M  1.0  LIA  
    SMTH  HL    2.8 338  P       04:27:06.29  -0.6 M  1.0  SMTH 
    SMTH  HL    2.8 338  S       04:27:41.01  -0.6 M  1.0  SMTH 
    ALN   HT    3.1 348  P       04:27:10.43  -0.4 M  1.0  ALN  

12 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    SAM1  HL    0.1 128  MLv     2.68 -0.43    15.3954      
    KRL1  HI    0.2 246  MLv     2.85 -0.27    20.7284      
    SMG   HL    0.2 194  MLv     2.91 -0.20    23.7759      
    SAM2  HL    0.2 246  MLv     2.63 -0.49    7.32935      
    CHOS  HT    0.8 309  MLv     3.51  0.39     5.4942      
    KLNA  HL    0.9 176  MLv     3.67  0.55    7.40996      
    APE   HL    1.3 234  MLv     2.90 -0.21   0.724616      
    PRK   HL    1.5 341  MLv     3.68  0.56    3.62319      
    THERA HL    1.9 217  MLv     3.04 -0.08   0.500114      
    LIA   HL    2.4 327  MLv     2.81 -0.30   0.288328      
    SMTH  HL    2.8 338  MLv     3.40  0.29   0.223073      
    ALN   HT    3.1 348  MLv     3.45  0.34   0.205679