Earthquake Information
 Origin Time
2021-09-21 03:06:57 (GMT)
 Magnitude
M 1.8
 Latitude
38.3018° N
 Longitude
23.3315° E
 Focal Depth
9 km
 # of Arrivals
20
 Location 29.5 km SW of Chalkida
42.6 km ESE of Levadhia
49.9 km NW of Athens
 Solution type
manual
 Files / Links
QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
THVAHL3.1 7 P03:06:59.24 -0.11.0M
THVAHL3.1 7 S03:07:00.73 0.11.0M
STFNHA23.2127 P03:07:01.97 -0.21.0M
STFNHA23.2127 S03:07:05.70 0.01.0M
DOMVHA31.1261 P03:07:03.25 -0.21.0M
DOMVHA31.1261 S03:07:08.03 0.21.0M
MDRAHA29.3156 P03:07:03.15 0.01.0M
MDRAHA29.3156 S03:07:07.47 0.11.0M
LTKHP44.5226 P03:07:05.49 -0.11.0M
LTKHP44.5226 S03:07:11.66 -0.11.0M
VLYHL64.3141 P03:07:08.66 -0.21.0M
VLYHL64.3141 S03:07:17.77 0.31.0M
AXARHA78.0311 P03:07:10.48 -0.61.0M
AXARHA78.0311 S03:07:21.89 0.51.0M
AOS2HT104.0 25 P03:07:15.68 0.51.0M
AOS2HT104.0 25 S03:07:28.26 -0.21.0M
GURHP95.6245 P03:07:13.48 -0.51.0M
GURHP95.6245 S03:07:26.58 0.11.0M
KLVHL107.2255 P03:07:16.16 0.41.0M
KLVHL107.2255 S03:07:29.51 -0.11.0M


  Solution details

Event:
    Public ID              nkua2021smtm
    Description
      region name: Greece
Origin:
    Date                   2021-09-21
    Time                  03:06:57.57
    Latitude              38.3018 deg  +/-      0 km
    Longitude             23.3315 deg  +/-      0 km
    Depth                       9 km   +/-    1 km
    Agency                 HA
    Author                 Analyst1
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.29 s
    Azimuthal gap             101 deg

2 Network magnitudes:
    MLv       1.76 +/- 0.30   8            
    M         1.76            8 preferred  

20 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    THVA  HL    0.0   7  P       03:06:59.24  -0.1 M  1.0  THVA 
    THVA  HL    0.0   7  S       03:07:00.73   0.1 M  1.0  THVA 
    STFN  HA    0.2 127  P       03:07:01.97  -0.2 M  1.0  STFN 
    STFN  HA    0.2 127  S       03:07:05.70   0.0 M  1.0  STFN 
    MDRA  HA    0.3 156  P       03:07:03.15   0.0 M  1.0  MDRA 
    MDRA  HA    0.3 156  S       03:07:07.47   0.1 M  1.0  MDRA 
    DOMV  HA    0.3 261  P       03:07:03.25  -0.2 M  1.0  DOMV 
    DOMV  HA    0.3 261  S       03:07:08.03   0.2 M  1.0  DOMV 
    LTK   HP    0.4 226  P       03:07:05.49  -0.1 M  1.0  LTK  
    LTK   HP    0.4 226  S       03:07:11.66  -0.1 M  1.0  LTK  
    VLY   HL    0.6 141  P       03:07:08.66  -0.2 M  1.0  VLY  
    VLY   HL    0.6 141  S       03:07:17.77   0.3 M  1.0  VLY  
    AXAR  HA    0.7 311  P       03:07:10.48  -0.6 M  1.0  AXAR 
    AXAR  HA    0.7 311  S       03:07:21.89   0.5 M  1.0  AXAR 
    GUR   HP    0.9 245  P       03:07:13.48  -0.5 M  1.0  GUR  
    GUR   HP    0.9 245  S       03:07:26.58   0.1 M  1.0  GUR  
    AOS2  HT    0.9  25  P       03:07:15.68   0.5 M  1.0  AOS2 
    AOS2  HT    0.9  25  S       03:07:28.26  -0.2 M  1.0  AOS2 
    KLV   HL    1.0 255  P       03:07:16.16   0.4 M  1.0  KLV  
    KLV   HL    1.0 255  S       03:07:29.51  -0.1 M  1.0  KLV  

10 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    THVA  HL    0.0   7  MLv     2.50  0.74    20.9541      
    STFN  HA    0.2 127  MLv     1.41 -0.34    0.53817      
    MDRA  HA    0.3 156  MLv     1.42 -0.34   0.383327      
    DOMV  HA    0.3 261  MLv     2.23  0.48      2.261      
    LTK   HP    0.4 226  MLv     1.00 -0.75   0.234283      
    VLY   HL    0.6 141  MLv     2.02  0.26   0.250094      
    AXAR  HA    0.7 311  MLv     1.45 -0.30   0.229712      
    GUR   HP    0.9 245  MLv     1.81  0.06   0.108308      
    AOS2  HT    0.9  25  MLv     1.92  0.16   0.125306      
    KLV   HL    1.0 255  MLv     1.82  0.06   0.0730471