Earthquake Information
 Origin Time
2021-02-01 20:46:15 (GMT)
 Magnitude
M 4.5
 Latitude
38.9427° N
 Longitude
26.0938° E
 Focal Depth
22 km
 # of Arrivals
91
 Location 28.3 km SSW of Mitilini
64.0 km N of Chios
231.5 km ENE 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)
27150-115 9.68E+22

Latitude (°N) Longitude (°E) Depth (km) Magnitude Mw
38.949226.112915.04.6

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
PRKHL36.8 24 P20:46:22.68 -0.31.0M
PRKHL36.8 24 S20:46:28.15 -0.31.0M
MYT1HI44.0 69 P20:46:24.28 0.31.0M
MYT1HI44.0 69 S20:46:30.03 -0.21.0M
CHOSHT61.9183 P20:46:27.26 0.61.0M
EFSAHL116.1305 P20:46:35.84 0.91.0M
EFSAHL116.1305 S20:46:50.21 0.71.0M
KRL1HI138.3157 P20:46:38.62 0.61.0M
KRL1HI138.3157 S20:46:55.15 0.21.0M
LIAHL132.0323 P20:46:37.78 0.61.0M
LIAHL132.0323 S20:46:53.25 -0.31.0M
LMN1HI136.6319 P20:46:38.66 0.91.0M
LMN1HI136.6319 S20:46:54.76 0.11.0M
SKYHL133.9267 P20:46:38.24 0.71.0M
SKYHL133.9267 S20:46:54.33 0.21.0M
SKY1HI132.4268 P20:46:38.27 0.91.0M
SKY1HI132.4268 S20:46:53.97 0.21.0M
SAM2HL139.2161 P20:46:38.54 0.41.0M
SAM2HL139.2161 S20:46:54.96 -0.31.0M
SMGHL152.2155 P20:46:40.45 0.61.0M
SMGHL152.2155 S20:46:58.31 0.11.0M
THNOHC171.1213 P20:46:42.02 -0.21.0M
THNOHC171.1213 S20:47:01.68 -0.81.0M
KARYHA176.2235 P20:46:43.04 0.11.0M
KARYHA176.2235 S20:47:03.00 -0.61.0M
KYMIHL176.2259 P20:46:43.24 0.31.0M
KYMIHL176.2259 S20:47:03.13 -0.61.0M
SMTHHL176.6344 P20:46:43.10 0.11.0M
SMTHHL176.6344 S20:47:03.74 0.01.0M
TNSAHL175.9208 P20:46:42.81 0.01.0M
TNSAHL175.9208 S20:47:03.31 -0.11.0M
AOS2HT195.7277 P20:46:46.07 0.61.0M
AOS2HT195.7277 S20:47:07.39 -0.71.0M
APEHL213.9194 P20:46:47.75 0.01.0M
APEHL213.9194 S20:47:11.39 -0.81.0M
DIONHL211.2243 P20:46:47.52 0.01.0M
DIONHL211.2243 S20:47:11.58 -0.11.0M
MRTHHA208.3244 P20:46:47.20 0.11.0M
MRTHHA208.3244 S20:47:10.53 -0.41.0M
THASHT219.1327 P20:46:48.46 0.11.0M
THASHT219.1327 S20:47:13.32 0.11.0M
ATHHL233.3243 P20:46:50.40 0.11.0M
ATHHL233.3243 S20:47:16.13 -0.41.0M
NOACHL233.3243 P20:46:50.39 0.11.0M
NOACHL233.3243 S20:47:16.31 -0.21.0M
OURHT238.0310 P20:46:51.54 0.71.0M
OURHT238.0310 S20:47:16.60 -1.01.0M
PAIGHT235.1298 P20:46:50.58 0.11.0M
STFNHA237.5249 P20:46:51.19 0.31.0M
STFNHA237.5249 S20:47:17.21 -0.41.0M
VLYHL234.2239 P20:46:50.45 0.11.0M
VLYHL234.2239 S20:47:16.44 -0.31.0M
MDRAHA248.8247 P20:46:52.44 0.11.0M
MDRAHA248.8247 S20:47:19.19 -0.91.0M
NEOHL251.0279 P20:46:52.57 0.01.0M
NEOHL251.0279 S20:47:20.54 -0.11.0M
SFL1HI250.5 4 P20:46:53.13 0.81.0M
VILLHA256.9250 P20:46:53.41 0.01.0M
VILLHA256.9250 S20:47:21.62 -0.41.0M
LKRHL270.2263 P20:46:54.95 -0.11.0M
CMBOHT281.4192 P20:46:56.05 -0.31.0M
PLGHL276.9305 P20:46:56.32 0.41.0M
PLGHL276.9305 S20:47:25.81 -0.71.0M
LTKHP290.7249 P20:46:57.61 -0.11.0M
LTKHP290.7249 S20:47:29.20 -0.41.0M
MHLOHL291.3211 P20:46:56.99 -0.71.0M
MHLOHL291.3211 S20:47:28.78 -0.71.0M
SAP3HL286.4193 P20:46:56.54 -0.51.0M
THERAHL291.5191 P20:46:57.29 -0.41.0M
THERAHL291.5191 S20:47:29.02 -0.51.0M
ACORHA304.3247 P20:46:59.32 -0.11.0M
ACORHA304.3247 S20:47:32.00 -0.71.0M
EPIDHA298.7240 P20:46:58.57 -0.21.0M
KDZBS305.6348 P20:46:59.55 0.11.0M
SOHHT313.3312 P20:47:01.17 0.51.0M
THALHA315.1251 P20:47:01.18 0.41.0M
THALHA315.1251 S20:47:34.69 -0.41.0M
AGGHT324.9272 P20:47:02.69 0.51.0M
NVRHL327.8325 P20:47:02.52 0.11.0M
SRSHT321.9318 P20:47:01.77 0.21.0M
THEHT326.8305 P20:47:03.08 0.81.0M
LITHT334.9293 P20:47:04.01 0.61.0M
LITHT334.9293 S20:47:38.72 -1.01.0M
GURHP345.3251 P20:47:04.99 0.11.0M
KALEHA348.7260 P20:47:05.19 0.01.0M
PANRCL339.7259 P20:47:04.33 0.41.0M
PANRCL339.7259 S20:47:40.11 -0.61.0M
TYRNHT342.9284 P20:47:04.95 0.61.0M
TYRNHT342.9284 S20:47:40.54 -0.81.0M
ARGHL352.1149 P20:47:05.35 -0.11.0M
MMBBS351.3325 P20:47:05.80 0.41.0M


  Solution details

Event:
    Public ID              nkua2021cgfs
    Description
      region name: Aegean Sea
Origin:
    Date                   2021-02-01
    Time                  20:46:15.71
    Latitude              38.9427 deg  +/-      0 km
    Longitude             26.0938 deg  +/-      0 km
    Depth                      22 km   +/-    1 km
    Agency                 HA
    Author                 A.Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.41 s
    Azimuthal gap              80 deg

2 Network magnitudes:
    MLv       4.47 +/- 0.15  42            
    M         4.47           42 preferred  

91 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    PRK   HL    0.3  24  P       20:46:22.68  -0.3 M  1.0  PRK  
    PRK   HL    0.3  24  S       20:46:28.15  -0.3 M  1.0  PRK  
    MYT1  HI    0.4  69  P       20:46:24.28   0.3 M  1.0  MYT1 
    MYT1  HI    0.4  69  S       20:46:30.03  -0.2 M  1.0  MYT1 
    CHOS  HT    0.6 183  P       20:46:27.26   0.6 M  1.0  CHOS 
    EFSA  HL    1.0 305  P       20:46:35.84   0.9 M  1.0  EFSA 
    EFSA  HL    1.0 305  S       20:46:50.21   0.7 M  1.0  EFSA 
    LIA   HL    1.2 323  P       20:46:37.78   0.6 M  1.0  LIA  
    LIA   HL    1.2 323  S       20:46:53.25  -0.3 M  1.0  LIA  
    SKY1  HI    1.2 268  P       20:46:38.27   0.9 M  1.0  SKY1 
    SKY1  HI    1.2 268  S       20:46:53.97   0.2 M  1.0  SKY1 
    SKY   HL    1.2 267  P       20:46:38.24   0.7 M  1.0  SKY  
    SKY   HL    1.2 267  S       20:46:54.33   0.2 M  1.0  SKY  
    LMN1  HI    1.2 319  P       20:46:38.66   0.9 M  1.0  LMN1 
    LMN1  HI    1.2 319  S       20:46:54.76   0.1 M  1.0  LMN1 
    KRL1  HI    1.2 157  P       20:46:38.62   0.6 M  1.0  KRL1 
    KRL1  HI    1.2 157  S       20:46:55.15   0.2 M  1.0  KRL1 
    SAM2  HL    1.3 161  P       20:46:38.54   0.4 M  1.0  SAM2 
    SAM2  HL    1.3 161  S       20:46:54.96  -0.3 M  1.0  SAM2 
    SMG   HL    1.4 155  P       20:46:40.45   0.6 M  1.0  SMG  
    SMG   HL    1.4 155  S       20:46:58.31   0.1 M  1.0  SMG  
    THNO  HC    1.5 213  P       20:46:42.02  -0.2 M  1.0  THNO 
    THNO  HC    1.5 213  S       20:47:01.68  -0.8 M  1.0  THNO 
    TNSA  HL    1.6 208  P       20:46:42.81  -0.0 M  1.0  TNSA 
    TNSA  HL    1.6 208  S       20:47:03.31  -0.1 M  1.0  TNSA 
    KARY  HA    1.6 235  P       20:46:43.04   0.1 M  1.0  KARY 
    KARY  HA    1.6 235  S       20:47:03.00  -0.6 M  1.0  KARY 
    SMTH  HL    1.6 344  P       20:46:43.10   0.1 M  1.0  SMTH 
    SMTH  HL    1.6 344  S       20:47:03.74   0.0 M  1.0  SMTH 
    KYMI  HL    1.6 259  P       20:46:43.24   0.3 M  1.0  KYMI 
    KYMI  HL    1.6 259  S       20:47:03.13  -0.6 M  1.0  KYMI 
    AOS2  HT    1.8 277  P       20:46:46.07   0.6 M  1.0  AOS2 
    AOS2  HT    1.8 277  S       20:47:07.39  -0.7 M  1.0  AOS2 
    MRTH  HA    1.9 244  P       20:46:47.20   0.1 M  1.0  MRTH 
    MRTH  HA    1.9 244  S       20:47:10.53  -0.4 M  1.0  MRTH 
    DION  HL    1.9 243  P       20:46:47.52   0.0 M  1.0  DION 
    DION  HL    1.9 243  S       20:47:11.58  -0.1 M  1.0  DION 
    APE   HL    1.9 194  P       20:46:47.75  -0.0 M  1.0  APE  
    APE   HL    1.9 194  S       20:47:11.39  -0.8 M  1.0  APE  
    THAS  HT    2.0 327  P       20:46:48.46   0.1 M  1.0  THAS 
    THAS  HT    2.0 327  S       20:47:13.32   0.1 M  1.0  THAS 
    ATH   HL    2.1 243  P       20:46:50.40   0.1 M  1.0  ATH  
    ATH   HL    2.1 243  S       20:47:16.13  -0.4 M  1.0  ATH  
    NOAC  HL    2.1 243  P       20:46:50.39   0.1 M  1.0  NOAC 
    NOAC  HL    2.1 243  S       20:47:16.31  -0.2 M  1.0  NOAC 
    VLY   HL    2.1 239  P       20:46:50.45   0.1 M  1.0  VLY  
    VLY   HL    2.1 239  S       20:47:16.44  -0.3 M  1.0  VLY  
    PAIG  HT    2.1 298  P       20:46:50.58   0.1 M  1.0  PAIG 
    STFN  HA    2.1 249  P       20:46:51.19   0.3 M  1.0  STFN 
    STFN  HA    2.1 249  S       20:47:17.21  -0.4 M  1.0  STFN 
    OUR   HT    2.1 310  P       20:46:51.54   0.7 M  1.0  OUR  
    OUR   HT    2.1 310  S       20:47:16.60  -1.0 M  1.0  OUR  
    MDRA  HA    2.2 247  P       20:46:52.44   0.1 M  1.0  MDRA 
    MDRA  HA    2.2 247  S       20:47:19.19  -0.9 M  1.0  MDRA 
    SFL1  HI    2.3   4  P       20:46:53.13   0.8 M  1.0  SFL1 
    NEO   HL    2.3 279  P       20:46:52.57   0.0 M  1.0  NEO  
    NEO   HL    2.3 279  S       20:47:20.54  -0.1 M  1.0  NEO  
    VILL  HA    2.3 250  P       20:46:53.41   0.0 M  1.0  VILL 
    VILL  HA    2.3 250  S       20:47:21.62  -0.4 M  1.0  VILL 
    LKR   HL    2.4 263  P       20:46:54.95  -0.1 M  1.0  LKR  
    PLG   HL    2.5 305  P       20:46:56.32   0.4 M  1.0  PLG  
    PLG   HL    2.5 305  S       20:47:25.81  -0.7 M  1.0  PLG  
    CMBO  HT    2.5 192  P       20:46:56.05  -0.3 M  1.0  CMBO 
    SAP3  HL    2.6 193  P       20:46:56.54  -0.5 M  1.0  SAP3 
    MHLO  HL    2.6 211  P       20:46:56.99  -0.7 M  1.0  MHLO 
    MHLO  HL    2.6 211  S       20:47:28.78  -0.7 M  1.0  MHLO 
    THERA HL    2.6 191  P       20:46:57.29  -0.4 M  1.0  THERA
    THERA HL    2.6 191  S       20:47:29.02  -0.5 M  1.0  THERA
    LTK   HP    2.6 249  P       20:46:57.61  -0.1 M  1.0  LTK  
    LTK   HP    2.6 249  S       20:47:29.20  -0.4 M  1.0  LTK  
    EPID  HA    2.7 240  P       20:46:58.57  -0.2 M  1.0  EPID 
    ACOR  HA    2.7 247  P       20:46:59.32  -0.1 M  1.0  ACOR 
    ACOR  HA    2.7 247  S       20:47:32.00  -0.7 M  1.0  ACOR 
    KDZ   BS    2.7 348  P       20:46:59.55   0.1 M  1.0  KDZ  
    SOH   HT    2.8 312  P       20:47:01.17   0.5 M  1.0  SOH  
    THAL  HA    2.8 251  P       20:47:01.18   0.4 M  1.0  THAL 
    THAL  HA    2.8 251  S       20:47:34.69  -0.4 M  1.0  THAL 
    SRS   HT    2.9 318  P       20:47:01.77   0.2 M  1.0  SRS  
    AGG   HT    2.9 272  P       20:47:02.69   0.5 M  1.0  AGG  
    THE   HT    2.9 305  P       20:47:03.08   0.8 M  1.0  THE  
    NVR   HL    2.9 325  P       20:47:02.52   0.1 M  1.0  NVR  
    LIT   HT    3.0 293  P       20:47:04.01   0.6 M  1.0  LIT  
    LIT   HT    3.0 293  S       20:47:38.72  -1.0 M  1.0  LIT  
    PANR  CL    3.1 259  P       20:47:04.33   0.4 M  1.0  PANR 
    PANR  CL    3.1 259  S       20:47:40.11  -0.6 M  1.0  PANR 
    TYRN  HT    3.1 284  P       20:47:04.95   0.6 M  1.0  TYRN 
    TYRN  HT    3.1 284  S       20:47:40.54  -0.8 M  1.0  TYRN 
    GUR   HP    3.1 251  P       20:47:04.99   0.1 M  1.0  GUR  
    KALE  HA    3.1 260  P       20:47:05.19  -0.0 M  1.0  KALE 
    MMB   BS    3.2 325  P       20:47:05.80   0.4 M  1.0  MMB  
    ARG   HL    3.2 149  P       20:47:05.35  -0.1 M  1.0  ARG  

54 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    PRK   HL    0.3  24  MLv     4.74  0.27    521.556      
    MYT1  HI    0.4  69  MLv     4.63  0.17    271.479      
    CHOS  HT    0.6 183  MLv     4.50  0.03    77.7778      
    EFSA  HL    1.0 305  MLv     4.69  0.23    65.1911      
    LIA   HL    1.2 323  MLv     4.62  0.15    90.9808      
    SKY1  HI    1.2 268  MLv     4.35 -0.12    24.2096      
    SKY   HL    1.2 267  MLv     4.05 -0.42    19.7751      
    LMN1  HI    1.2 319  MLv     4.89  0.42    80.4883      
    KRL1  HI    1.2 157  MLv     4.55  0.08    35.9543      
    SAM2  HL    1.3 161  MLv     4.33 -0.14    21.3744      
    SMG   HL    1.4 155  MLv     4.49  0.02    27.0324      
    THNO  HC    1.5 213  MLv     4.35 -0.12    15.7697      
    TNSA  HL    1.6 208  MLv     4.44 -0.03    18.2443      
    KARY  HA    1.6 235  MLv     4.40 -0.07    16.6109      
    SMTH  HL    1.6 344  MLv     4.95  0.48    37.9038      
    KYMI  HL    1.6 259  MLv     4.15 -0.32     9.2773      
    AOS2  HT    1.8 277  MLv     4.14 -0.33    7.32203      
    MRTH  HA    1.9 244  MLv     4.36 -0.11    10.3724      
    DION  HL    1.9 243  MLv     3.95 -0.52    11.1209      
    APE   HL    1.9 194  MLv     4.39 -0.08     10.478      
    THAS  HT    2.0 327  MLv     4.61  0.14    16.4821      
    ATH   HL    2.1 243  MLv     4.47 -0.00     10.034      
    NOAC  HL    2.1 243  MLv     4.46 -0.01    9.91482      
    VLY   HL    2.1 239  MLv     4.43 -0.04    9.15016      
    PAIG  HT    2.1 298  MLv     3.91 -0.55    2.11019      
    STFN  HA    2.1 249  MLv     4.23 -0.24    5.49021      
    OUR   HT    2.1 310  MLv     4.38 -0.09    7.73626      
    MDRA  HA    2.2 247  MLv     4.38 -0.09    6.80132      
    SFL1  HI    2.3   4  MLv     5.15  0.68    39.5521      
    NEO   HL    2.3 279  MLv     4.15 -0.32    5.45751      
    VILL  HA    2.3 250  MLv     4.34 -0.12     5.7501      
    LKR   HL    2.4 263  MLv     4.35 -0.11    2.71527      
    PLG   HL    2.5 305  MLv     4.44 -0.03    5.68934      
    CMBO  HT    2.5 192  MLv     5.08  0.61      23.45      
    SAP3  HL    2.6 193  MLv     4.83  0.36    20.7499      
    MHLO  HL    2.6 211  MLv     4.80  0.34    22.8191      
    THERA HL    2.6 191  MLv     4.27 -0.20    3.27789      
    LTK   HP    2.6 249  MLv     4.03 -0.44    7.13732      
    EPID  HA    2.7 240  MLv     4.44 -0.03    4.45363      
    ACOR  HA    2.7 247  MLv     4.57  0.10    5.60373      
    KDZ   BS    2.7 348  MLv     4.67  0.20    6.98083      
    SOH   HT    2.8 312  MLv     4.55  0.08    4.81388      
    THAL  HA    2.8 251  MLv     4.34 -0.13     5.2128      
    SRS   HT    2.9 318  MLv     4.83  0.37     5.9946      
    AGG   HT    2.9 272  MLv     4.48  0.01    2.79314      
    THE   HT    2.9 305  MLv     4.39 -0.08     1.8794      
    NVR   HL    2.9 325  MLv     4.71  0.24    4.36673      
    LIT   HT    3.0 293  MLv     4.06 -0.41   0.880983      
    PANR  CL    3.1 259  MLv     5.68  1.21   0.935018      
    TYRN  HT    3.1 284  MLv     4.23 -0.24    1.27845      
    GUR   HP    3.1 251  MLv     4.42 -0.05    2.46038      
    KALE  HA    3.1 260  MLv     4.54  0.07     3.1328      
    MMB   BS    3.2 325  MLv     4.60  0.13    3.51371      
    ARG   HL    3.2 149  MLv     4.62  0.15    3.64133