Earthquake Information
 Origin Time
2021-08-04 08:26:50 (GMT)
 Magnitude
M 1.9
 Latitude
38.2298° N
 Longitude
23.9342° E
 Focal Depth
12 km
 # of Arrivals
22
 Location 32.6 km NNE of Athens
39.1 km SE of Chalkida
54.6 km E of Thiva
 Solution type
manual
 Files / Links
QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
MRTHHA11.9177 P08:26:53.53 0.21.0M
MRTHHA11.9177 S08:26:55.84 0.21.0M
DIONHL16.9180 P08:26:54.14 0.21.0M
DIONHL16.9180 S08:26:56.80 -0.11.0M
PTLHL21.2197 P08:26:54.74 0.11.0M
PTLHL21.2197 S08:26:57.60 -0.41.0M
ATHUHA32.1204 P08:26:56.26 0.01.0M
ATHUHA32.1204 S08:27:00.31 -0.61.0M
NOACHL34.2214 P08:26:56.86 0.31.0M
NOACHL34.2214 S08:27:01.20 -0.21.0M
ATHHL34.2214 P08:26:56.87 0.31.0M
ATHHL34.2214 S08:27:01.18 -0.21.0M
STFNHA34.6260 P08:26:57.20 0.51.0M
STFNHA34.6260 S08:27:01.56 -0.11.0M
VLYHL43.7196 P08:26:58.21 0.11.0M
VLYHL43.7196 S08:27:03.34 -0.81.0M
MDRAHA45.0245 P08:26:58.42 0.11.0M
MDRAHA45.0245 S08:27:04.46 -0.11.0M
KARYHA49.2116 P08:26:59.13 0.21.0M
KARYHA49.2116 S08:27:05.43 -0.21.0M
MRKAHA60.9330 P08:27:01.09 0.31.0M
MRKAHA60.9330 S08:27:08.58 -0.41.0M


  Solution details

Event:
    Public ID              nkua2021pdlw
    Description
      region name: Greece
Origin:
    Date                   2021-08-04
    Time                  08:26:50.15
    Latitude              38.2298 deg  +/-      0 km
    Longitude             23.9342 deg  +/-      0 km
    Depth                      12 km   +/-    2 km
    Agency                 HA
    Author                 Analyst1
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.26 s
    Azimuthal gap             146 deg

2 Network magnitudes:
    MLv       1.91 +/- 0.19   9            
    M         1.91            9 preferred  

22 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    MRTH  HA    0.1 177  P       08:26:53.53   0.2 M  1.0  MRTH 
    MRTH  HA    0.1 177  S       08:26:55.84   0.2 M  1.0  MRTH 
    DION  HL    0.2 180  P       08:26:54.14   0.2 M  1.0  DION 
    DION  HL    0.2 180  S       08:26:56.80  -0.1 M  1.0  DION 
    PTL   HL    0.2 197  P       08:26:54.74   0.1 M  1.0  PTL  
    PTL   HL    0.2 197  S       08:26:57.60  -0.4 M  1.0  PTL  
    ATHU  HA    0.3 204  P       08:26:56.26   0.0 M  1.0  ATHU 
    ATHU  HA    0.3 204  S       08:27:00.31  -0.6 M  1.0  ATHU 
    ATH   HL    0.3 214  P       08:26:56.87   0.3 M  1.0  ATH  
    ATH   HL    0.3 214  S       08:27:01.18  -0.2 M  1.0  ATH  
    NOAC  HL    0.3 214  P       08:26:56.86   0.3 M  1.0  NOAC 
    NOAC  HL    0.3 214  S       08:27:01.20  -0.2 M  1.0  NOAC 
    STFN  HA    0.3 260  P       08:26:57.20   0.5 M  1.0  STFN 
    STFN  HA    0.3 260  S       08:27:01.56  -0.1 M  1.0  STFN 
    VLY   HL    0.4 196  P       08:26:58.21   0.1 M  1.0  VLY  
    VLY   HL    0.4 196  S       08:27:03.34  -0.8 M  1.0  VLY  
    MDRA  HA    0.4 245  P       08:26:58.42   0.1 M  1.0  MDRA 
    MDRA  HA    0.4 245  S       08:27:04.46  -0.1 M  1.0  MDRA 
    KARY  HA    0.4 116  P       08:26:59.13   0.2 M  1.0  KARY 
    KARY  HA    0.4 116  S       08:27:05.43  -0.2 M  1.0  KARY 
    MRKA  HA    0.5 330  P       08:27:01.09   0.3 M  1.0  MRKA 
    MRKA  HA    0.5 330  S       08:27:08.58  -0.4 M  1.0  MRKA 

11 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    MRTH  HA    0.1 177  MLv     2.19  0.28    6.14668      
    DION  HL    0.2 180  MLv     1.54 -0.37    2.95245      
    PTL   HL    0.2 197  MLv     2.00  0.09    2.35867      
    ATHU  HA    0.3 204  MLv     2.00  0.09   0.769172      
    ATH   HL    0.3 214  MLv     1.79 -0.12   0.684431      
    NOAC  HL    0.3 214  MLv     1.84 -0.07   0.763065      
    STFN  HA    0.3 260  MLv     1.96  0.04   0.980284      
    VLY   HL    0.4 196  MLv     2.19  0.28    1.00513      
    MDRA  HA    0.4 245  MLv     1.57 -0.34    0.22106      
    KARY  HA    0.4 116  MLv     1.69 -0.22   0.230362      
    MRKA  HA    0.5 330  MLv     2.15  0.24   0.348574