Earthquake Information
 Origin Time
2021-02-01 05:47:54 (GMT)
 Magnitude
M 4.6
 Latitude
38.9575° N
 Longitude
26.0907° E
 Focal Depth
21 km
 # of Arrivals
28
 Location 27.0 km SSW of Mitilini
65.7 km N of Chios
232.1 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)
23639-138 2.10E+23

Latitude (°N) Longitude (°E) Depth (km) Magnitude Mw
38.961726.097419.04.8

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
PRKHL35.4 25 P05:48:00.89 -0.41.0M
PRKHL35.4 25 S05:48:06.17 -0.41.0M
MYT1HI43.7 71 P05:48:02.50 0.01.0M
MYT1HI43.7 71 S05:48:08.58 -0.11.0M
CHOSHT63.6183 P05:48:05.19 -0.41.0M
CHOSHT63.6183 S05:48:14.44 0.41.0M
EFSAHL114.9304 P05:48:13.87 0.51.0M
EFSAHL114.9304 S05:48:28.05 0.31.0M
LIAHL130.5323 P05:48:15.92 0.21.0M
LIAHL130.5323 S05:48:31.95 0.01.0M
LMN1HI135.2319 P05:48:17.03 0.61.0M
LMN1HI135.2319 S05:48:33.28 0.11.0M
SKYHL133.7266 P05:48:16.72 0.41.0M
SKYHL133.7266 S05:48:32.87 -0.11.0M
KRL1HI140.0157 P05:48:17.91 0.91.0M
KRL1HI140.0157 S05:48:34.51 0.31.0M
SAM2HL140.8161 P05:48:17.98 0.81.0M
SAM2HL140.8161 S05:48:34.70 0.21.0M
THNOHC172.3213 P05:48:20.52 -0.71.0M
THNOHC172.3213 S05:48:41.17 -0.51.0M
KYMIHL176.2258 P05:48:21.78 0.01.0M
KYMIHL176.2258 S05:48:42.19 -0.51.0M
DIONHL211.7243 P05:48:26.35 0.01.0M
DIONHL211.7243 S05:48:50.03 -0.71.0M
KLNAHL235.5161 P05:48:29.62 0.41.0M
KLNAHL235.5161 S05:48:55.49 -0.31.0M
STFNHA237.8249 P05:48:29.07 -0.71.0M
STFNHA237.8249 S05:48:55.80 -0.81.0M


  Solution details

Event:
    Public ID              nkua2021cfcb
    Description
      region name: Aegean Sea
Origin:
    Date                   2021-02-01
    Time                  05:47:54.35
    Latitude              38.9575 deg  +/-      1 km
    Longitude             26.0907 deg  +/-      1 km
    Depth                      21 km   +/-    1 km
    Agency                 HA
    Author                 A.Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.40 s
    Azimuthal gap              86 deg

2 Network magnitudes:
    MLv       4.60 +/- 0.27  12            
    M         4.60           12 preferred  

28 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    PRK   HL    0.3  25  P       05:48:00.89  -0.4 M  1.0  PRK  
    PRK   HL    0.3  25  S       05:48:06.17  -0.4 M  1.0  PRK  
    MYT1  HI    0.4  71  P       05:48:02.50   0.0 M  1.0  MYT1 
    MYT1  HI    0.4  71  S       05:48:08.58  -0.1 M  1.0  MYT1 
    CHOS  HT    0.6 183  P       05:48:05.19  -0.4 M  1.0  CHOS 
    CHOS  HT    0.6 183  S       05:48:14.44   0.4 M  1.0  CHOS 
    EFSA  HL    1.0 304  P       05:48:13.87   0.5 M  1.0  EFSA 
    EFSA  HL    1.0 304  S       05:48:28.05   0.3 M  1.0  EFSA 
    LIA   HL    1.2 323  P       05:48:15.92   0.2 M  1.0  LIA  
    LIA   HL    1.2 323  S       05:48:31.95  -0.0 M  1.0  LIA  
    SKY   HL    1.2 266  P       05:48:16.72   0.4 M  1.0  SKY  
    SKY   HL    1.2 266  S       05:48:32.87  -0.1 M  1.0  SKY  
    LMN1  HI    1.2 319  P       05:48:17.03   0.6 M  1.0  LMN1 
    LMN1  HI    1.2 319  S       05:48:33.28   0.1 M  1.0  LMN1 
    KRL1  HI    1.3 157  P       05:48:17.91   0.9 M  1.0  KRL1 
    KRL1  HI    1.3 157  S       05:48:34.51   0.3 M  1.0  KRL1 
    SAM2  HL    1.3 161  P       05:48:17.98   0.8 M  1.0  SAM2 
    SAM2  HL    1.3 161  S       05:48:34.70   0.2 M  1.0  SAM2 
    THNO  HC    1.5 213  P       05:48:20.52  -0.7 M  1.0  THNO 
    THNO  HC    1.5 213  S       05:48:41.17  -0.5 M  1.0  THNO 
    KYMI  HL    1.6 258  P       05:48:21.78  -0.0 M  1.0  KYMI 
    KYMI  HL    1.6 258  S       05:48:42.19  -0.5 M  1.0  KYMI 
    DION  HL    1.9 243  P       05:48:26.35   0.0 M  1.0  DION 
    DION  HL    1.9 243  S       05:48:50.03  -0.7 M  1.0  DION 
    KLNA  HL    2.1 161  P       05:48:29.62   0.4 M  1.0  KLNA 
    KLNA  HL    2.1 161  S       05:48:55.49  -0.3 M  1.0  KLNA 
    STFN  HA    2.1 249  P       05:48:29.07  -0.7 M  1.0  STFN 
    STFN  HA    2.1 249  S       05:48:55.80  -0.8 M  1.0  STFN 

14 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    PRK   HL    0.3  25  MLv     4.68  0.07    490.643      
    MYT1  HI    0.4  71  MLv     4.97  0.36    597.314      
    CHOS  HT    0.6 183  MLv     4.94  0.33    208.305      
    EFSA  HL    1.0 304  MLv     4.75  0.14    74.8264      
    LIA   HL    1.2 323  MLv     4.69  0.09    109.066      
    SKY   HL    1.2 266  MLv     4.12 -0.48    23.7693      
    LMN1  HI    1.2 319  MLv     4.89  0.29    82.7749      
    KRL1  HI    1.3 157  MLv     4.85  0.24    70.2181      
    SAM2  HL    1.3 161  MLv     4.61  0.01     40.291      
    THNO  HC    1.5 213  MLv     4.89  0.28    53.3387      
    KYMI  HL    1.6 258  MLv     4.32 -0.29    13.7038      
    DION  HL    1.9 243  MLv     4.14 -0.47    16.9522      
    KLNA  HL    2.1 161  MLv     4.79  0.18    20.3971      
    STFN  HA    2.1 249  MLv     4.53 -0.07    10.9975