Earthquake Information
 Origin Time
2021-04-21 13:32:00 (GMT)
 Magnitude
M 1.8
 Latitude
40.9585° N
 Longitude
24.7408° E
 Focal Depth
10 km
 # of Arrivals
18
 Location 20.2 km N of Thasos
23.6 km SSW of Xanthi
341.9 km NNE of Athens
 Solution type
manual
 Files / Links
QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
KAVAHT19.6282 P13:32:05.26 0.51.0M
KAVAHT19.6282 S13:32:07.82 -0.11.0M
THS1HI28.2210 P13:32:06.20 0.11.0M
THS1HI28.2210 S13:32:09.67 -0.71.0M
THASHT39.2183 P13:32:07.82 -0.11.0M
THASHT39.2183 S13:32:12.60 -0.91.0M
NVRHL85.2300 P13:32:16.14 0.81.0M
NVRHL85.2300 S13:32:26.43 -0.41.0M
SMTHHL85.8129 P13:32:16.15 0.81.0M
SMTHHL85.8129 S13:32:26.42 -0.61.0M
KDZBS89.9 34 P13:32:16.33 0.31.0M
KDZBS89.9 34 S13:32:27.50 -0.61.0M
OURHT94.4223 P13:32:17.22 0.51.0M
OURHT94.4223 S13:32:29.09 -0.41.0M
SRSHT98.4280 P13:32:17.88 0.61.0M
SRSHT98.4280 S13:32:29.93 -0.41.0M
LIAHL123.7162 P13:32:22.06 0.81.0M
LIAHL123.7162 S13:32:37.52 0.01.0M


  Solution details

Event:
    Public ID              nkua2021huad
    Description
      region name: Aegean Sea
Origin:
    Date                   2021-04-21
    Time                  13:32:00.72
    Latitude              40.9585 deg  +/-      1 km
    Longitude             24.7408 deg  +/-      1 km
    Depth                      10 km   +/-    3 km
    Agency                 HA
    Author                 Analyst2
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.53 s
    Azimuthal gap              95 deg

2 Network magnitudes:
    MLv       1.75 +/- 0.14   7            
    M         1.75            7 preferred  

18 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    KAVA  HT    0.2 282  P       13:32:05.26   0.5 M  1.0  KAVA 
    KAVA  HT    0.2 282  S       13:32:07.82  -0.1 M  1.0  KAVA 
    THS1  HI    0.3 210  P       13:32:06.20   0.1 M  1.0  THS1 
    THS1  HI    0.3 210  S       13:32:09.67  -0.7 M  1.0  THS1 
    THAS  HT    0.4 183  P       13:32:07.82  -0.1 M  1.0  THAS 
    THAS  HT    0.4 183  S       13:32:12.60  -0.9 M  1.0  THAS 
    NVR   HL    0.8 300  P       13:32:16.14   0.8 M  1.0  NVR  
    NVR   HL    0.8 300  S       13:32:26.43  -0.4 M  1.0  NVR  
    SMTH  HL    0.8 129  P       13:32:16.15   0.8 M  1.0  SMTH 
    SMTH  HL    0.8 129  S       13:32:26.42  -0.6 M  1.0  SMTH 
    KDZ   BS    0.8  34  P       13:32:16.33   0.3 M  1.0  KDZ  
    KDZ   BS    0.8  34  S       13:32:27.50  -0.6 M  1.0  KDZ  
    OUR   HT    0.9 223  P       13:32:17.22   0.5 M  1.0  OUR  
    OUR   HT    0.9 223  S       13:32:29.09  -0.4 M  1.0  OUR  
    SRS   HT    0.9 280  P       13:32:17.88   0.6 M  1.0  SRS  
    SRS   HT    0.9 280  S       13:32:29.93  -0.4 M  1.0  SRS  
    LIA   HL    1.1 162  P       13:32:22.06   0.8 M  1.0  LIA  
    LIA   HL    1.1 162  S       13:32:37.52   0.0 M  1.0  LIA  

9 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    KAVA  HT    0.2 282  MLv     1.07 -0.69   0.630259      
    THS1  HI    0.3 210  MLv     2.26  0.51    2.87515      
    THAS  HT    0.4 183  MLv     1.68 -0.07   0.403157      
    NVR   HL    0.8 300  MLv     1.65 -0.10   0.0628097      
    SMTH  HL    0.8 129  MLv     1.52 -0.24   0.0397121      
    KDZ   BS    0.8  34  MLv     1.87  0.11   0.130769      
    OUR   HT    0.9 223  MLv     1.94  0.19   0.146724      
    SRS   HT    0.9 280  MLv     1.86  0.11   0.0844033      
    LIA   HL    1.1 162  MLv     1.75 -0.01   0.134666