Earthquake Information
 Origin Time
2021-02-21 18:55:11 (GMT)
 Magnitude
M 1.8
 Latitude
38.7717° N
 Longitude
23.4703° E
 Focal Depth
5 km
 # of Arrivals
18
 Location 36.0 km NNW of Chalkida
43.0 km ENE of Atalanti
90.6 km NNW of Athens
 Solution type
manual
 Files / Links
QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
LKRHL43.1252 P18:55:19.62 0.11.0M
LKRHL43.1252 S18:55:25.27 -0.31.0M
AOS2HT52.8 38 P18:55:21.40 0.31.0M
AOS2HT52.8 38 S18:55:28.02 -0.31.0M
KYMIHL56.8106 P18:55:21.77 0.01.0M
KYMIHL56.8106 S18:55:29.34 -0.21.0M
NEOHL63.1340 P18:55:23.20 0.41.0M
NEOHL63.1340 S18:55:30.92 -0.41.0M
DIONHL87.0152 P18:55:26.98 0.21.0M
DIONHL87.0152 S18:55:38.37 0.11.0M
PTLHL87.5157 P18:55:27.34 0.51.0M
PTLHL87.5157 S18:55:38.20 -0.21.0M
AGGHT102.0286 P18:55:29.10 -0.11.0M
AGGHT102.0286 S18:55:42.72 0.21.0M
VLYHL106.1164 P18:55:30.17 0.41.0M
VLYHL106.1164 S18:55:43.03 -0.51.0M
PAIGHT130.7 8 P18:55:33.32 -0.31.0M
PAIGHT130.7 8 S18:55:50.62 0.31.0M


  Solution details

Event:
    Public ID              nkua2021dqqc
    Description
      region name: Greece
Origin:
    Date                   2021-02-21
    Time                  18:55:11.65
    Latitude              38.7717 deg  +/-      0 km
    Longitude             23.4703 deg  +/-      0 km
    Depth                       5 km   +/-    2 km
    Agency                 HA
    Author                 A.Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.28 s
    Azimuthal gap              87 deg

2 Network magnitudes:
    MLv       1.84 +/- 0.10   7            
    M         1.84            7 preferred  

18 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    LKR   HL    0.4 252  P       18:55:19.62   0.1 M  1.0  LKR  
    LKR   HL    0.4 252  S       18:55:25.27  -0.3 M  1.0  LKR  
    AOS2  HT    0.5  38  P       18:55:21.40   0.3 M  1.0  AOS2 
    AOS2  HT    0.5  38  S       18:55:28.02  -0.3 M  1.0  AOS2 
    KYMI  HL    0.5 106  P       18:55:21.77  -0.0 M  1.0  KYMI 
    KYMI  HL    0.5 106  S       18:55:29.34  -0.2 M  1.0  KYMI 
    NEO   HL    0.6 340  P       18:55:23.20   0.4 M  1.0  NEO  
    NEO   HL    0.6 340  S       18:55:30.92  -0.4 M  1.0  NEO  
    DION  HL    0.8 152  P       18:55:26.98   0.2 M  1.0  DION 
    DION  HL    0.8 152  S       18:55:38.37   0.1 M  1.0  DION 
    PTL   HL    0.8 157  P       18:55:27.34   0.5 M  1.0  PTL  
    PTL   HL    0.8 157  S       18:55:38.20  -0.2 M  1.0  PTL  
    AGG   HT    0.9 286  P       18:55:29.10  -0.1 M  1.0  AGG  
    AGG   HT    0.9 286  S       18:55:42.72   0.2 M  1.0  AGG  
    VLY   HL    1.0 164  P       18:55:30.17   0.4 M  1.0  VLY  
    VLY   HL    1.0 164  S       18:55:43.03  -0.5 M  1.0  VLY  
    PAIG  HT    1.2   8  P       18:55:33.32  -0.3 M  1.0  PAIG 
    PAIG  HT    1.2   8  S       18:55:50.62   0.3 M  1.0  PAIG 

9 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    LKR   HL    0.4 252  MLv     1.69 -0.15   0.174163      
    AOS2  HT    0.5  38  MLv     1.80 -0.04    0.24016      
    KYMI  HL    0.5 106  MLv     1.89  0.05    0.23421      
    NEO   HL    0.6 340  MLv     1.75 -0.09   0.189422      
    DION  HL    0.8 152  MLv     1.82 -0.02   0.345492      
    PTL   HL    0.8 157  MLv     2.02  0.18   0.191236      
    AGG   HT    0.9 286  MLv     1.90  0.06   0.0946639      
    VLY   HL    1.0 164  MLv     2.20  0.36   0.233713      
    PAIG  HT    1.2   8  MLv     1.71 -0.13    0.04363