Earthquake Information
 Origin Time
2021-02-11 19:23:33 (GMT)
 Magnitude
M 3.8
 Latitude
37.8888° N
 Longitude
26.6337° E
 Focal Depth
21 km
 # of Arrivals
46
 Location 33.5 km WNW of Samos
53.3 km NE of Ikaria
254.6 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)
3080-98 1.00E+22

Latitude (°N) Longitude (°E) Depth (km) Magnitude Mw
37.906426.623417.03.9

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
KRL1HI12.2148 P19:23:37.32 -0.21.0M
KRL1HI12.2148 S19:23:40.12 -0.61.0M
SAM2HL14.6188 P19:23:37.83 0.01.0M
SAM2HL14.6188 S19:23:40.80 -0.41.0M
SMGHL27.3139 P19:23:39.40 0.11.0M
SMGHL27.3139 S19:23:43.67 -0.11.0M
SAM1HL37.1111 P19:23:40.60 0.01.0M
SAM1HL37.1111 S19:23:46.04 -0.11.0M
CHOSHT75.3317 P19:23:46.28 -0.11.0M
CHOSHT75.3317 S19:23:56.11 -0.21.0M
KLNAHL107.8164 P19:23:52.12 0.91.0M
APEHL133.6227 P19:23:55.25 0.01.0M
APEHL133.6227 S19:24:12.43 0.51.0M
MYT1HI133.1358 P19:23:55.97 0.91.0M
MYT1HI133.1358 S19:24:12.04 0.41.0M
TNSAHL135.1253 P19:23:55.27 -0.11.0M
NISRHL148.8163 P19:23:58.07 1.01.0M
NISRHL148.8163 S19:24:14.52 -0.61.0M
THNOHC144.0260 P19:23:56.54 -0.11.0M
PRKHL154.2348 P19:23:57.52 -0.31.0M
PRKHL154.2348 S19:24:16.01 -0.41.0M
CMBOHT191.6215 P19:24:03.09 0.51.0M
CMBOHT191.6215 S19:24:24.94 0.11.0M
KARYHA193.2275 P19:24:03.05 0.11.0M
KARYHA193.2275 S19:24:25.20 -0.21.0M
ARGHL228.3145 P19:24:07.70 0.41.0M
DIONHL237.6275 P19:24:08.69 0.01.0M
DIONHL237.6275 S19:24:34.73 -0.81.0M
PTLHL243.4274 P19:24:09.69 0.31.0M
VLYHL249.3269 P19:24:10.27 0.11.0M
ATHUHA250.0272 P19:24:10.36 0.11.0M
LIAHL256.3331 P19:24:10.80 -0.11.0M
LIAHL256.3331 S19:24:39.16 -0.21.0M
KARPHL264.6170 P19:24:12.14 0.21.0M
STFNHA272.5277 P19:24:13.53 0.41.0M
STFNHA272.5277 S19:24:43.22 -0.21.0M
VILLHA292.5276 P19:24:16.01 0.31.0M
NPSHL306.1197 P19:24:17.33 0.11.0M
NPSHL306.1197 S19:24:50.61 0.01.0M
STIAHC302.7189 P19:24:16.85 0.11.0M
STIAHC302.7189 S19:24:49.69 -0.11.0M
EPIDHA310.5264 P19:24:18.01 0.01.0M
ZKRHL310.7187 P19:24:18.11 0.31.0M
ZKRHL310.7187 S19:24:51.01 -0.61.0M
ACORHA330.3270 P19:24:20.47 -0.11.0M
IDIMN328.4208 P19:24:20.37 0.11.0M


  Solution details

Event:
    Public ID              nkua2021cyka
    Description
      region name: Dodecanese Islands, Greece
Origin:
    Date                   2021-02-11
    Time                  19:23:33.36
    Latitude              37.8888 deg  +/-      0 km
    Longitude             26.6337 deg  +/-      0 km
    Depth                      21 km   +/-    1 km
    Agency                 HA
    Author                 A.Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.31 s
    Azimuthal gap             113 deg

2 Network magnitudes:
    MLv       3.78 +/- 0.13  23            
    M         3.78           23 preferred  

46 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    KRL1  HI    0.1 148  P       19:23:37.32  -0.2 M  1.0  KRL1 
    KRL1  HI    0.1 148  S       19:23:40.12  -0.6 M  1.0  KRL1 
    SAM2  HL    0.1 188  P       19:23:37.83   0.0 M  1.0  SAM2 
    SAM2  HL    0.1 188  S       19:23:40.80  -0.4 M  1.0  SAM2 
    SMG   HL    0.2 139  P       19:23:39.40   0.1 M  1.0  SMG  
    SMG   HL    0.2 139  S       19:23:43.67  -0.1 M  1.0  SMG  
    SAM1  HL    0.3 111  P       19:23:40.60  -0.0 M  1.0  SAM1 
    SAM1  HL    0.3 111  S       19:23:46.04  -0.1 M  1.0  SAM1 
    CHOS  HT    0.7 317  P       19:23:46.28  -0.1 M  1.0  CHOS 
    CHOS  HT    0.7 317  S       19:23:56.11  -0.2 M  1.0  CHOS 
    KLNA  HL    1.0 164  P       19:23:52.12   0.9 M  1.0  KLNA 
    MYT1  HI    1.2 358  P       19:23:55.97   0.9 M  1.0  MYT1 
    MYT1  HI    1.2 358  S       19:24:12.04   0.4 M  1.0  MYT1 
    APE   HL    1.2 227  P       19:23:55.25  -0.0 M  1.0  APE  
    APE   HL    1.2 227  S       19:24:12.43   0.5 M  1.0  APE  
    TNSA  HL    1.2 253  P       19:23:55.27  -0.1 M  1.0  TNSA 
    THNO  HC    1.3 260  P       19:23:56.54  -0.1 M  1.0  THNO 
    NISR  HL    1.3 163  P       19:23:58.07   1.0 M  1.0  NISR 
    NISR  HL    1.3 163  S       19:24:14.52  -0.6 M  1.0  NISR 
    PRK   HL    1.4 348  P       19:23:57.52  -0.3 M  1.0  PRK  
    PRK   HL    1.4 348  S       19:24:16.01  -0.4 M  1.0  PRK  
    CMBO  HT    1.7 215  P       19:24:03.09   0.5 M  1.0  CMBO 
    CMBO  HT    1.7 215  S       19:24:24.94   0.1 M  1.0  CMBO 
    KARY  HA    1.7 275  P       19:24:03.05   0.1 M  1.0  KARY 
    KARY  HA    1.7 275  S       19:24:25.20  -0.2 M  1.0  KARY 
    ARG   HL    2.1 145  P       19:24:07.70   0.4 M  1.0  ARG  
    DION  HL    2.1 275  P       19:24:08.69   0.0 M  1.0  DION 
    DION  HL    2.1 275  S       19:24:34.73  -0.8 M  1.0  DION 
    PTL   HL    2.2 274  P       19:24:09.69   0.3 M  1.0  PTL  
    VLY   HL    2.2 269  P       19:24:10.27   0.1 M  1.0  VLY  
    ATHU  HA    2.3 272  P       19:24:10.36   0.1 M  1.0  ATHU 
    LIA   HL    2.3 331  P       19:24:10.80  -0.1 M  1.0  LIA  
    LIA   HL    2.3 331  S       19:24:39.16  -0.2 M  1.0  LIA  
    KARP  HL    2.4 170  P       19:24:12.14   0.2 M  1.0  KARP 
    STFN  HA    2.5 277  P       19:24:13.53   0.4 M  1.0  STFN 
    STFN  HA    2.5 277  S       19:24:43.22  -0.2 M  1.0  STFN 
    VILL  HA    2.6 276  P       19:24:16.01   0.3 M  1.0  VILL 
    STIA  HC    2.7 189  P       19:24:16.85   0.1 M  1.0  STIA 
    STIA  HC    2.7 189  S       19:24:49.69  -0.1 M  1.0  STIA 
    NPS   HL    2.7 197  P       19:24:17.33   0.1 M  1.0  NPS  
    NPS   HL    2.7 197  S       19:24:50.61  -0.0 M  1.0  NPS  
    ZKR   HL    2.8 187  P       19:24:18.11   0.3 M  1.0  ZKR  
    ZKR   HL    2.8 187  S       19:24:51.01  -0.6 M  1.0  ZKR  
    EPID  HA    2.8 264  P       19:24:18.01  -0.0 M  1.0  EPID 
    IDI   MN    3.0 208  P       19:24:20.37   0.1 M  1.0  IDI  
    ACOR  HA    3.0 270  P       19:24:20.47  -0.1 M  1.0  ACOR 

29 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    KRL1  HI    0.1 148  MLv     3.60 -0.18    155.137      
    SAM2  HL    0.1 188  MLv     3.38 -0.39    83.0608      
    SMG   HL    0.2 139  MLv     3.99  0.21    161.465      
    SAM1  HL    0.3 111  MLv     3.52 -0.26    31.3333      
    CHOS  HT    0.7 317  MLv     4.36  0.58    48.1664      
    KLNA  HL    1.0 164  MLv     4.42  0.64    38.3562      
    MYT1  HI    1.2 358  MLv     3.88  0.10     8.2546      
    APE   HL    1.2 227  MLv     3.77 -0.01    6.37304      
    TNSA  HL    1.2 253  MLv     3.92  0.14    8.88174      
    THNO  HC    1.3 260  MLv     3.79  0.01    5.82966      
    NISR  HL    1.3 163  MLv     3.75 -0.03     5.1344      
    PRK   HL    1.4 348  MLv     4.11  0.33    10.8673      
    CMBO  HT    1.7 215  MLv     4.78  1.00    33.1483      
    KARY  HA    1.7 275  MLv     3.67 -0.11    2.53836      
    ARG   HL    2.1 145  MLv     3.84  0.06    2.49757      
    DION  HL    2.1 275  MLv     3.25 -0.53    1.64785      
    PTL   HL    2.2 274  MLv     3.70 -0.07    1.54214      
    VLY   HL    2.2 269  MLv     3.90  0.12    2.24025      
    ATHU  HA    2.3 272  MLv     3.88  0.10     1.3254      
    LIA   HL    2.3 331  MLv     3.47 -0.31    1.55441      
    KARP  HL    2.4 170  MLv     3.46 -0.32   0.915697      
    STFN  HA    2.5 277  MLv     3.62 -0.16   0.903887      
    VILL  HA    2.6 276  MLv     3.77 -0.01    1.02672      
    STIA  HC    2.7 189  MLv     3.77 -0.01   0.906769      
    NPS   HL    2.7 197  MLv     3.86  0.08    1.07139      
    ZKR   HL    2.8 187  MLv     3.78 -0.00   0.844517      
    EPID  HA    2.8 264  MLv     3.72 -0.06     0.7356      
    IDI   MN    3.0 208  MLv     3.69 -0.09   0.555819      
    ACOR  HA    3.0 270  MLv     3.94  0.16   0.976892