Earthquake Information
 Origin Time
2021-02-15 09:14:44 (GMT)
 Magnitude
M 3.7
 Latitude
40.1490° N
 Longitude
25.0757° E
 Focal Depth
23 km
 # of Arrivals
51
 Location 29.8 km NNW of Limnos
52.3 km SW of Samothraki
267.2 km NNE 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)
6276-162 9.66E+21

Latitude (°N) Longitude (°E) Depth (km) Magnitude Mw
40.170525.096818.03.9

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
LIAHL29.4162 P09:14:50.80 0.21.0M
LIAHL29.4162 S09:14:54.76 -0.61.0M
LMN1HI30.5183 P09:14:51.07 0.31.0M
LMN1HI30.5183 S09:14:55.38 -0.21.0M
SMTHHL52.6 47 P09:14:53.49 -0.41.0M
THASHT59.1329 P09:14:55.11 0.31.0M
THASHT59.1329 S09:15:02.60 -0.21.0M
THS1HI78.0327 P09:14:58.15 0.51.0M
THS1HI78.0327 S09:15:07.79 0.01.0M
KAVAHT105.3333 P09:15:02.77 0.91.0M
KAVAHT105.3333 S09:15:15.50 0.31.0M
PAIGHT121.4259 P09:15:04.53 0.11.0M
PAIGHT121.4259 S09:15:19.48 -0.21.0M
PLGHL140.7280 P09:15:07.42 0.41.0M
PLGHL140.7280 S09:15:24.30 0.01.0M
PRKHL143.0135 P09:15:08.09 0.91.0M
PRKHL143.0135 S09:15:24.78 0.21.0M
SFL1HI155.4 42 P09:15:08.75 0.01.0M
SFL1HI155.4 42 S09:15:27.27 -0.11.0M
KDZBS166.2 8 P09:15:10.49 0.31.0M
KDZBS166.2 8 S09:15:29.03 -0.81.0M
NVRHL167.9322 P09:15:10.68 0.21.0M
SOHHT163.5297 P09:15:10.34 0.41.0M
SOHHT163.5297 S09:15:29.47 0.01.0M
SRSHT165.0310 P09:15:10.21 0.21.0M
SRSHT165.0310 S09:15:29.46 0.01.0M
KYMIHL188.3207 P09:15:13.28 0.31.0M
KYMIHL188.3207 S09:15:34.82 0.01.0M
MMBBS191.3324 P09:15:13.91 0.41.0M
MMBBS191.3324 S09:15:35.36 -0.31.0M
THEHT186.8287 P09:15:12.87 0.01.0M
THEHT186.8287 S09:15:34.37 -0.21.0M
CHOSHT213.2157 P09:15:16.63 0.31.0M
CHOSHT213.2157 S09:15:40.37 -0.21.0M
LITHT220.0269 P09:15:17.02 -0.21.0M
LITHT220.0269 S09:15:42.06 -0.11.0M
KKBBS249.2319 P09:15:21.53 0.61.0M
KKBBS249.2319 S09:15:48.33 -0.31.0M
LKRHL244.2227 P09:15:20.07 -0.11.0M
LKRHL244.2227 S09:15:47.22 -0.31.0M
MRTHHA245.7204 P09:15:20.53 0.21.0M
MRTHHA245.7204 S09:15:47.03 -0.71.0M
TYRNHT247.3259 P09:15:20.95 0.31.0M
TYRNHT247.3259 S09:15:48.11 -0.11.0M
DIONHL250.5203 P09:15:21.02 0.01.0M
DIONHL250.5203 S09:15:48.59 -0.31.0M
AGGHT266.2242 P09:15:23.09 0.01.0M
AGGHT266.2242 S09:15:51.88 -0.71.0M
MDRAHA270.6211 P09:15:23.50 -0.11.0M
MDRAHA270.6211 S09:15:52.69 -0.71.0M
THLHL269.3256 P09:15:23.58 0.11.0M


  Solution details

Event:
    Public ID              nkua2021dexx
    Description
      region name: Aegean Sea
Origin:
    Date                   2021-02-15
    Time                  09:14:44.32
    Latitude              40.1490 deg  +/-      0 km
    Longitude             25.0757 deg  +/-      0 km
    Depth                      23 km   +/-    1 km
    Agency                 HA
    Author                 A.Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.38 s
    Azimuthal gap              87 deg

2 Network magnitudes:
    MLv       3.71 +/- 0.27  21            
    M         3.71           21 preferred  

51 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    LIA   HL    0.3 162  P       09:14:50.80   0.2 M  1.0  LIA  
    LIA   HL    0.3 162  S       09:14:54.76  -0.6 M  1.0  LIA  
    LMN1  HI    0.3 183  P       09:14:51.07   0.3 M  1.0  LMN1 
    LMN1  HI    0.3 183  S       09:14:55.38  -0.2 M  1.0  LMN1 
    SMTH  HL    0.5  47  P       09:14:53.49  -0.4 M  1.0  SMTH 
    THAS  HT    0.5 329  P       09:14:55.11   0.3 M  1.0  THAS 
    THAS  HT    0.5 329  S       09:15:02.60  -0.2 M  1.0  THAS 
    THS1  HI    0.7 327  P       09:14:58.15   0.5 M  1.0  THS1 
    THS1  HI    0.7 327  S       09:15:07.79  -0.0 M  1.0  THS1 
    KAVA  HT    0.9 333  P       09:15:02.77   0.9 M  1.0  KAVA 
    KAVA  HT    0.9 333  S       09:15:15.50   0.3 M  1.0  KAVA 
    PAIG  HT    1.1 259  P       09:15:04.53   0.1 M  1.0  PAIG 
    PAIG  HT    1.1 259  S       09:15:19.48  -0.2 M  1.0  PAIG 
    PLG   HL    1.3 280  P       09:15:07.42   0.4 M  1.0  PLG  
    PLG   HL    1.3 280  S       09:15:24.30   0.0 M  1.0  PLG  
    PRK   HL    1.3 135  P       09:15:08.09   0.9 M  1.0  PRK  
    PRK   HL    1.3 135  S       09:15:24.78   0.2 M  1.0  PRK  
    SFL1  HI    1.4  42  P       09:15:08.75  -0.0 M  1.0  SFL1 
    SFL1  HI    1.4  42  S       09:15:27.27  -0.1 M  1.0  SFL1 
    SOH   HT    1.5 297  P       09:15:10.34   0.4 M  1.0  SOH  
    SOH   HT    1.5 297  S       09:15:29.47   0.0 M  1.0  SOH  
    SRS   HT    1.5 310  P       09:15:10.21   0.2 M  1.0  SRS  
    SRS   HT    1.5 310  S       09:15:29.46  -0.0 M  1.0  SRS  
    KDZ   BS    1.5   8  P       09:15:10.49   0.3 M  1.0  KDZ  
    KDZ   BS    1.5   8  S       09:15:29.03  -0.8 M  1.0  KDZ  
    NVR   HL    1.5 322  P       09:15:10.68   0.2 M  1.0  NVR  
    THE   HT    1.7 287  P       09:15:12.87   0.0 M  1.0  THE  
    THE   HT    1.7 287  S       09:15:34.37  -0.2 M  1.0  THE  
    KYMI  HL    1.7 207  P       09:15:13.28   0.3 M  1.0  KYMI 
    KYMI  HL    1.7 207  S       09:15:34.82   0.0 M  1.0  KYMI 
    MMB   BS    1.7 324  P       09:15:13.91   0.4 M  1.0  MMB  
    MMB   BS    1.7 324  S       09:15:35.36  -0.3 M  1.0  MMB  
    CHOS  HT    1.9 157  P       09:15:16.63   0.3 M  1.0  CHOS 
    CHOS  HT    1.9 157  S       09:15:40.37  -0.2 M  1.0  CHOS 
    LIT   HT    2.0 269  P       09:15:17.02  -0.2 M  1.0  LIT  
    LIT   HT    2.0 269  S       09:15:42.06  -0.1 M  1.0  LIT  
    LKR   HL    2.2 227  P       09:15:20.07  -0.1 M  1.0  LKR  
    LKR   HL    2.2 227  S       09:15:47.22  -0.3 M  1.0  LKR  
    MRTH  HA    2.2 204  P       09:15:20.53   0.2 M  1.0  MRTH 
    MRTH  HA    2.2 204  S       09:15:47.03  -0.7 M  1.0  MRTH 
    TYRN  HT    2.2 259  P       09:15:20.95   0.3 M  1.0  TYRN 
    TYRN  HT    2.2 259  S       09:15:48.11  -0.1 M  1.0  TYRN 
    KKB   BS    2.2 319  P       09:15:21.53   0.6 M  1.0  KKB  
    KKB   BS    2.2 319  S       09:15:48.33  -0.3 M  1.0  KKB  
    DION  HL    2.3 203  P       09:15:21.02   0.0 M  1.0  DION 
    DION  HL    2.3 203  S       09:15:48.59  -0.3 M  1.0  DION 
    AGG   HT    2.4 242  P       09:15:23.09  -0.0 M  1.0  AGG  
    AGG   HT    2.4 242  S       09:15:51.88  -0.7 M  1.0  AGG  
    THL   HL    2.4 256  P       09:15:23.58   0.1 M  1.0  THL  
    MDRA  HA    2.4 211  P       09:15:23.50  -0.1 M  1.0  MDRA 
    MDRA  HA    2.4 211  S       09:15:52.69  -0.7 M  1.0  MDRA 

27 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    LIA   HL    0.3 162  MLv     3.65 -0.05    131.368      
    LMN1  HI    0.3 183  MLv     4.09  0.39     169.55      
    SMTH  HL    0.5  47  MLv     3.77  0.06     14.589      
    THAS  HT    0.5 329  MLv     4.01  0.31    27.3272      
    THS1  HI    0.7 327  MLv     4.45  0.75    58.1115      
    KAVA  HT    0.9 333  MLv     4.14  0.44    43.2158      
    PAIG  HT    1.1 259  MLv     2.85 -0.85   0.685738      
    PLG   HL    1.3 280  MLv     3.79  0.08    6.05863      
    PRK   HL    1.3 135  MLv     4.48  0.77    29.1307      
    SFL1  HI    1.4  42  MLv     4.89  1.18    64.4322      
    SOH   HT    1.5 297  MLv     3.63 -0.07     3.2849      
    SRS   HT    1.5 310  MLv     3.79  0.08    3.28175      
    KDZ   BS    1.5   8  MLv     3.85  0.15    5.27124      
    NVR   HL    1.5 322  MLv     3.91  0.20    4.33485      
    THE   HT    1.7 287  MLv     3.31 -0.40   0.781569      
    KYMI  HL    1.7 207  MLv     3.48 -0.23     1.7161      
    MMB   BS    1.7 324  MLv     3.78  0.07    3.34461      
    CHOS  HT    1.9 157  MLv     3.82  0.12    2.86945      
    LIT   HT    2.0 269  MLv     3.09 -0.61   0.359491      
    LKR   HL    2.2 227  MLv     3.54 -0.17   0.559692      
    MRTH  HA    2.2 204  MLv     3.63 -0.08    1.26701      
    TYRN  HT    2.2 259  MLv     3.21 -0.49   0.368536      
    KKB   BS    2.2 319  MLv     4.20  0.49    4.48113      
    DION  HL    2.3 203  MLv     3.13 -0.58    1.05781      
    AGG   HT    2.4 242  MLv     3.45 -0.26   0.510854      
    THL   HL    2.4 256  MLv     3.33 -0.38    0.28909      
    MDRA  HA    2.4 211  MLv     3.45 -0.26   0.628571