Earthquake Information
 Origin Time
2021-02-01 05:46:52 (GMT)
 Magnitude
M 4.9
 Latitude
38.9550° N
 Longitude
26.0738° E
 Focal Depth
23 km
 # of Arrivals
86
 Location 28.0 km SSW of Mitilini
65.5 km N of Chios
230.6 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)
25666-165 3.70E+23

Latitude (°N) Longitude (°E) Depth (km) Magnitude Mw
38.940926.132620.05.0

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
PRKHL36.3 27 P05:46:59.67 -0.21.0M
PRKHL36.3 27 S05:47:05.24 -0.11.0M
MYT1HI45.2 71 P05:47:01.33 0.21.0M
MYT1HI45.2 71 S05:47:07.29 -0.31.0M
CHOSHT63.2182 P05:47:04.08 0.21.0M
CHOSHT63.2182 S05:47:12.59 0.21.0M
LIAHL129.9324 P05:47:14.66 0.71.0M
LIAHL129.9324 S05:47:30.18 0.11.0M
LMN1HI134.4319 P05:47:15.36 0.81.0M
LMN1HI134.4319 S05:47:31.68 0.61.0M
SKYHL132.2267 P05:47:14.91 0.61.0M
SKYHL132.2267 S05:47:31.14 0.41.0M
KRL1HI140.3157 P05:47:15.43 0.21.0M
KRL1HI140.3157 S05:47:32.39 0.01.0M
SAM2HL141.0161 P05:47:15.64 0.31.0M
SAM2HL141.0161 S05:47:32.73 0.11.0M
SAM1HL155.9148 P05:47:17.53 0.21.0M
SAM1HL155.9148 S05:47:36.16 0.21.0M
SMGHL154.2154 P05:47:17.28 0.21.0M
SMGHL154.2154 S05:47:35.67 0.11.0M
THNOHC171.3213 P05:47:19.04 -0.21.0M
THNOHC171.3213 S05:47:38.33 -1.11.0M
KARYHA175.6234 P05:47:19.91 0.11.0M
KYMIHL174.8258 P05:47:20.32 0.61.0M
SMTHHL174.8345 P05:47:20.18 0.51.0M
SMTHHL174.8345 S05:47:40.30 0.11.0M
TNSAHL176.4207 P05:47:19.87 0.01.0M
TNSAHL176.4207 S05:47:40.52 0.01.0M
AOS2HT193.8276 P05:47:22.87 0.71.0M
AOS2HT193.8276 S05:47:44.76 0.11.0M
APEHL214.8193 P05:47:24.67 -0.21.0M
APEHL214.8193 S05:47:48.71 -0.61.0M
DIONHL210.2242 P05:47:24.51 0.21.0M
MRTHHA207.3244 P05:47:24.14 0.21.0M
MRTHHA207.3244 S05:47:47.30 -0.31.0M
THASHT217.1328 P05:47:25.07 0.01.0M
ATHHL232.3242 P05:47:27.27 0.21.0M
ATHUHA227.6241 P05:47:26.45 -0.11.0M
NOACHL232.3242 P05:47:27.19 0.11.0M
OURHT235.8310 P05:47:28.07 0.51.0M
OURHT235.8310 S05:47:53.28 -0.81.0M
PAIGHT232.9298 P05:47:27.23 0.01.0M
PAIGHT232.9298 S05:47:52.72 -0.71.0M
STFNHA236.4249 P05:47:27.79 0.11.0M
THS1HI236.0327 P05:47:27.73 0.21.0M
THS1HI236.0327 S05:47:53.01 -1.01.0M
MDRAHA247.7246 P05:47:29.38 0.21.0M
MDRAHA247.7246 S05:47:56.47 -0.41.0M
SFL1HI249.3 5 P05:47:29.99 0.81.0M
SFL1HI249.3 5 S05:47:56.93 0.01.0M
VILLHA255.7250 P05:47:30.38 0.21.0M
VILLHA255.7250 S05:47:58.07 -0.71.0M
LKRHL268.6263 P05:47:31.85 0.01.0M
LKRHL268.6263 S05:48:00.95 -0.61.0M
PLGHL274.7305 P05:47:32.91 0.31.0M
PLGHL274.7305 S05:48:02.38 -0.61.0M
LTKHP289.5249 P05:47:34.63 0.11.0M
LTKHP289.5249 S05:48:05.73 -0.61.0M
MHLOHL291.6210 P05:47:33.95 -0.71.0M
MHLOHL291.6210 S05:48:05.44 -1.11.0M
THERAHL292.6190 P05:47:33.95 -0.81.0M
THERAHL292.6190 S05:48:06.07 -0.71.0M
ACORHA303.2247 P05:47:36.34 0.11.0M
ACORHA303.2247 S05:48:08.71 -0.71.0M
EPIDHA297.9240 P05:47:35.39 -0.21.0M
EPIDHA297.9240 S05:48:07.41 -0.81.0M
KDZBS303.9348 P05:47:36.44 0.21.0M
KDZBS303.9348 S05:48:08.97 -0.41.0M
THALHA313.9251 P05:47:37.72 0.11.0M
THALHA313.9251 S05:48:11.67 -0.11.0M
AGGHT323.1271 P05:47:39.52 0.61.0M
NVRHL325.6325 P05:47:39.46 0.31.0M
SRSHT319.8318 P05:47:38.68 0.41.0M
SRSHT319.8318 S05:48:12.42 -0.51.0M
THEHT324.6305 P05:47:39.53 0.61.0M
LITHT332.7292 P05:47:40.69 0.61.0M
GURHP344.1251 P05:47:41.78 0.11.0M
MMBBS349.2326 P05:47:42.58 0.51.0M
MMBBS349.2326 S05:48:18.90 -0.81.0M
PANRCL338.2259 P05:47:41.06 0.31.0M
PANRCL338.2259 S05:48:16.62 -0.71.0M
ARGHL354.2149 P05:47:42.53 -0.11.0M
KLVHL356.1254 P05:47:43.08 -0.11.0M
THLHL356.0281 P05:47:43.57 0.51.0M
THLHL356.0281 S05:48:20.56 -0.71.0M
ANXHP362.2264 P05:47:44.66 0.71.0M


  Solution details

Event:
    Public ID              nkua2021cfca
    Description
      region name: Aegean Sea
Origin:
    Date                   2021-02-01
    Time                  05:46:52.70
    Latitude              38.9550 deg  +/-      0 km
    Longitude             26.0738 deg  +/-      0 km
    Depth                      23 km   +/-    1 km
    Agency                 HA
    Author                 A.Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.36 s
    Azimuthal gap              76 deg

2 Network magnitudes:
    MLv       4.90 +/- 0.13  37            
    M         4.90           37 preferred  

86 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    PRK   HL    0.3  27  P       05:46:59.67  -0.2 M  1.0  PRK  
    PRK   HL    0.3  27  S       05:47:05.24  -0.1 M  1.0  PRK  
    MYT1  HI    0.4  71  P       05:47:01.33   0.2 M  1.0  MYT1 
    MYT1  HI    0.4  71  S       05:47:07.29  -0.3 M  1.0  MYT1 
    CHOS  HT    0.6 182  P       05:47:04.08   0.2 M  1.0  CHOS 
    CHOS  HT    0.6 182  S       05:47:12.59   0.2 M  1.0  CHOS 
    LIA   HL    1.2 324  P       05:47:14.66   0.7 M  1.0  LIA  
    LIA   HL    1.2 324  S       05:47:30.18   0.1 M  1.0  LIA  
    SKY   HL    1.2 267  P       05:47:14.91   0.6 M  1.0  SKY  
    SKY   HL    1.2 267  S       05:47:31.14   0.4 M  1.0  SKY  
    LMN1  HI    1.2 319  P       05:47:15.36   0.8 M  1.0  LMN1 
    LMN1  HI    1.2 319  S       05:47:31.68   0.6 M  1.0  LMN1 
    KRL1  HI    1.3 157  P       05:47:15.43   0.2 M  1.0  KRL1 
    KRL1  HI    1.3 157  S       05:47:32.39   0.0 M  1.0  KRL1 
    SAM2  HL    1.3 161  P       05:47:15.64   0.3 M  1.0  SAM2 
    SAM2  HL    1.3 161  S       05:47:32.73   0.1 M  1.0  SAM2 
    SMG   HL    1.4 154  P       05:47:17.28   0.2 M  1.0  SMG  
    SMG   HL    1.4 154  S       05:47:35.67   0.1 M  1.0  SMG  
    SAM1  HL    1.4 148  P       05:47:17.53   0.2 M  1.0  SAM1 
    SAM1  HL    1.4 148  S       05:47:36.16   0.2 M  1.0  SAM1 
    THNO  HC    1.5 213  P       05:47:19.04  -0.2 M  1.0  THNO 
    THNO  HC    1.5 213  S       05:47:38.33  -1.1 M  1.0  THNO 
    SMTH  HL    1.6 345  P       05:47:20.18   0.5 M  1.0  SMTH 
    SMTH  HL    1.6 345  S       05:47:40.30   0.1 M  1.0  SMTH 
    KYMI  HL    1.6 258  P       05:47:20.32   0.6 M  1.0  KYMI 
    KARY  HA    1.6 234  P       05:47:19.91   0.1 M  1.0  KARY 
    TNSA  HL    1.6 207  P       05:47:19.87   0.0 M  1.0  TNSA 
    TNSA  HL    1.6 207  S       05:47:40.52   0.0 M  1.0  TNSA 
    AOS2  HT    1.7 276  P       05:47:22.87   0.7 M  1.0  AOS2 
    AOS2  HT    1.7 276  S       05:47:44.76   0.1 M  1.0  AOS2 
    MRTH  HA    1.9 244  P       05:47:24.14   0.2 M  1.0  MRTH 
    MRTH  HA    1.9 244  S       05:47:47.30  -0.3 M  1.0  MRTH 
    DION  HL    1.9 242  P       05:47:24.51   0.2 M  1.0  DION 
    APE   HL    1.9 193  P       05:47:24.67  -0.2 M  1.0  APE  
    APE   HL    1.9 193  S       05:47:48.71  -0.6 M  1.0  APE  
    THAS  HT    2.0 328  P       05:47:25.07  -0.0 M  1.0  THAS 
    ATHU  HA    2.1 241  P       05:47:26.45  -0.1 M  1.0  ATHU 
    ATH   HL    2.1 242  P       05:47:27.27   0.2 M  1.0  ATH  
    NOAC  HL    2.1 242  P       05:47:27.19   0.1 M  1.0  NOAC 
    PAIG  HT    2.1 298  P       05:47:27.23   0.0 M  1.0  PAIG 
    PAIG  HT    2.1 298  S       05:47:52.72  -0.7 M  1.0  PAIG 
    THS1  HI    2.1 327  P       05:47:27.73   0.2 M  1.0  THS1 
    THS1  HI    2.1 327  S       05:47:53.01  -1.0 M  1.0  THS1 
    OUR   HT    2.1 310  P       05:47:28.07   0.5 M  1.0  OUR  
    OUR   HT    2.1 310  S       05:47:53.28  -0.8 M  1.0  OUR  
    STFN  HA    2.1 249  P       05:47:27.79   0.1 M  1.0  STFN 
    MDRA  HA    2.2 246  P       05:47:29.38   0.2 M  1.0  MDRA 
    MDRA  HA    2.2 246  S       05:47:56.47  -0.4 M  1.0  MDRA 
    SFL1  HI    2.2   5  P       05:47:29.99   0.8 M  1.0  SFL1 
    SFL1  HI    2.2   5  S       05:47:56.93   0.0 M  1.0  SFL1 
    VILL  HA    2.3 250  P       05:47:30.38   0.2 M  1.0  VILL 
    VILL  HA    2.3 250  S       05:47:58.07  -0.7 M  1.0  VILL 
    LKR   HL    2.4 263  P       05:47:31.85   0.0 M  1.0  LKR  
    LKR   HL    2.4 263  S       05:48:00.95  -0.6 M  1.0  LKR  
    PLG   HL    2.5 305  P       05:47:32.91   0.3 M  1.0  PLG  
    PLG   HL    2.5 305  S       05:48:02.38  -0.6 M  1.0  PLG  
    LTK   HP    2.6 249  P       05:47:34.63   0.1 M  1.0  LTK  
    LTK   HP    2.6 249  S       05:48:05.73  -0.6 M  1.0  LTK  
    MHLO  HL    2.6 210  P       05:47:33.95  -0.7 M  1.0  MHLO 
    MHLO  HL    2.6 210  S       05:48:05.44  -1.1 M  1.0  MHLO 
    THERA HL    2.6 190  P       05:47:33.95  -0.8 M  1.0  THERA
    THERA HL    2.6 190  S       05:48:06.07  -0.7 M  1.0  THERA
    EPID  HA    2.7 240  P       05:47:35.39  -0.2 M  1.0  EPID 
    EPID  HA    2.7 240  S       05:48:07.41  -0.8 M  1.0  EPID 
    KDZ   BS    2.7 348  P       05:47:36.44   0.2 M  1.0  KDZ  
    KDZ   BS    2.7 348  S       05:48:08.97  -0.4 M  1.0  KDZ  
    ACOR  HA    2.7 247  P       05:47:36.34   0.1 M  1.0  ACOR 
    ACOR  HA    2.7 247  S       05:48:08.71  -0.7 M  1.0  ACOR 
    THAL  HA    2.8 251  P       05:47:37.72   0.1 M  1.0  THAL 
    THAL  HA    2.8 251  S       05:48:11.67  -0.1 M  1.0  THAL 
    SRS   HT    2.9 318  P       05:47:38.68   0.4 M  1.0  SRS  
    SRS   HT    2.9 318  S       05:48:12.42  -0.5 M  1.0  SRS  
    AGG   HT    2.9 271  P       05:47:39.52   0.6 M  1.0  AGG  
    THE   HT    2.9 305  P       05:47:39.53   0.6 M  1.0  THE  
    NVR   HL    2.9 325  P       05:47:39.46   0.3 M  1.0  NVR  
    LIT   HT    3.0 292  P       05:47:40.69   0.6 M  1.0  LIT  
    PANR  CL    3.1 259  P       05:47:41.06   0.3 M  1.0  PANR 
    PANR  CL    3.1 259  S       05:48:16.62  -0.7 M  1.0  PANR 
    GUR   HP    3.1 251  P       05:47:41.78   0.1 M  1.0  GUR  
    MMB   BS    3.1 326  P       05:47:42.58   0.5 M  1.0  MMB  
    MMB   BS    3.1 326  S       05:48:18.90  -0.8 M  1.0  MMB  
    ARG   HL    3.2 149  P       05:47:42.53  -0.1 M  1.0  ARG  
    KLV   HL    3.2 254  P       05:47:43.08  -0.1 M  1.0  KLV  
    THL   HL    3.2 281  P       05:47:43.57   0.5 M  1.0  THL  
    THL   HL    3.2 281  S       05:48:20.56  -0.7 M  1.0  THL  
    ANX   HP    3.3 264  P       05:47:44.66   0.7 M  1.0  ANX  

49 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    PRK   HL    0.3  27  MLv     4.73 -0.17    528.992      
    MYT1  HI    0.4  71  MLv     4.64 -0.25    260.366      
    CHOS  HT    0.6 182  MLv     5.08  0.19    292.856      
    LIA   HL    1.2 324  MLv     4.87 -0.02    167.407      
    SKY   HL    1.2 267  MLv     4.60 -0.29    72.4557      
    LMN1  HI    1.2 319  MLv     5.16  0.26    154.185      
    KRL1  HI    1.3 157  MLv     4.83 -0.06    67.5175      
    SAM2  HL    1.3 161  MLv     4.56 -0.33    36.0848      
    SMG   HL    1.4 154  MLv     4.80 -0.09     53.671      
    SAM1  HL    1.4 148  MLv     4.23 -0.66    14.2557      
    THNO  HC    1.5 213  MLv     4.97  0.08    65.7032      
    SMTH  HL    1.6 345  MLv     4.87 -0.03     31.862      
    KYMI  HL    1.6 258  MLv     4.79 -0.11    40.9944      
    KARY  HA    1.6 234  MLv     4.97  0.08    62.7058      
    TNSA  HL    1.6 207  MLv     5.07  0.17    77.2139      
    AOS2  HT    1.7 276  MLv     4.75 -0.15    30.2287      
    MRTH  HA    1.9 244  MLv     5.05  0.16    52.0634      
    DION  HL    1.9 242  MLv     4.43 -0.47    33.5034      
    APE   HL    1.9 193  MLv     5.00  0.10    42.0344      
    THAS  HT    2.0 328  MLv     4.90  0.01    32.9284      
    ATH   HL    2.1 242  MLv     5.06  0.16    39.6634      
    NOAC  HL    2.1 242  MLv     5.05  0.16    39.0214      
    PAIG  HT    2.1 298  MLv     4.46 -0.43    7.65486      
    THS1  HI    2.1 327  MLv     5.02  0.13    34.9054      
    OUR   HT    2.1 310  MLv     4.72 -0.17    17.5648      
    STFN  HA    2.1 249  MLv     4.78 -0.12    19.8261      
    MDRA  HA    2.2 246  MLv     4.96  0.07    26.7015      
    SFL1  HI    2.2   5  MLv     5.40  0.51    72.2742      
    VILL  HA    2.3 250  MLv     4.99  0.09    25.6874      
    LKR   HL    2.4 263  MLv     4.87 -0.02    9.08905      
    PLG   HL    2.5 305  MLv     4.85 -0.04    15.1695      
    LTK   HP    2.6 249  MLv     4.54 -0.35    23.7721      
    MHLO  HL    2.6 210  MLv     5.32  0.42    73.9627      
    THERA HL    2.6 190  MLv     4.98  0.08    16.5181      
    EPID  HA    2.7 240  MLv     4.96  0.06     14.802      
    KDZ   BS    2.7 348  MLv     4.70 -0.20    7.58641      
    ACOR  HA    2.7 247  MLv     5.04  0.14     16.653      
    THAL  HA    2.8 251  MLv     4.85 -0.04    17.0739      
    SRS   HT    2.9 318  MLv     4.90  0.01    7.18542      
    AGG   HT    2.9 271  MLv     5.02  0.12    9.82803      
    NVR   HL    2.9 325  MLv     4.85 -0.04    6.22885      
    LIT   HT    3.0 292  MLv     4.46 -0.43    2.29711      
    PANR  CL    3.1 259  MLv     6.33  1.44    4.28635      
    GUR   HP    3.1 251  MLv     5.01  0.12    9.87664      
    MMB   BS    3.1 326  MLv     4.83 -0.06    6.11878      
    ARG   HL    3.2 149  MLv     5.12  0.23    11.2408      
    KLV   HL    3.2 254  MLv     5.04  0.14    6.85004      
    THL   HL    3.2 281  MLv     4.75 -0.14    2.84337      
    ANX   HP    3.3 264  MLv     5.02  0.12    8.04924