Earthquake Information
 Origin Time
2021-04-22 17:17:47 (GMT)
 Magnitude
M 3.1
 Latitude
36.4355° N
 Longitude
27.0813° E
 Focal Depth
18 km
 # of Arrivals
18
 Location 54.2 km SSW of Kos
85.7 km N of Karpathos
342.8 km ESE of Athens
 Solution type
manual
 Files / Links
QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
NISRHL20.0 13 P17:17:52.17 -0.21.0M
NISRHL20.0 13 S17:17:56.09 0.21.0M
ARGHL96.4105 P17:18:03.62 -0.31.0M
ARGHL96.4105 S17:18:16.42 0.21.0M
KARPHL99.0176 P17:18:04.21 -0.11.0M
KARPHL99.0176 S17:18:16.95 0.11.0M
THERAHL143.9267 P17:18:11.33 0.11.0M
THERAHL143.9267 S17:18:29.40 0.31.0M
THT1HT147.9268 P17:18:11.79 0.11.0M
THT1HT147.9268 S17:18:30.28 0.41.0M
STIAHC163.7213 P17:18:14.08 0.41.0M
STIAHC163.7213 S17:18:33.49 0.11.0M
ZKRHL166.3208 P17:18:13.94 -0.11.0M
ZKRHL166.3208 S17:18:33.99 0.01.0M
IDIMN235.1237 P17:18:22.59 -0.41.0M
IDIMN235.1237 S17:18:49.30 -0.51.0M
VLIHL370.5275 P17:18:41.07 0.71.0M
VLIHL370.5275 S17:19:19.99 -0.31.0M


  Solution details

Event:
    Public ID              nkua2021hwdb
    Description
      region name: Dodecanese Islands, Greece
Origin:
    Date                   2021-04-22
    Time                  17:17:47.75
    Latitude              36.4355 deg  +/-      1 km
    Longitude             27.0813 deg  +/-      1 km
    Depth                      18 km   +/-    1 km
    Agency                 HA
    Author                 Analyst1
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.24 s
    Azimuthal gap              98 deg

2 Network magnitudes:
    MLv       3.06 +/- 0.10   7            
    M         3.06            7 preferred  

18 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    NISR  HL    0.2  13  P       17:17:52.17  -0.2 M  1.0  NISR 
    NISR  HL    0.2  13  S       17:17:56.09   0.2 M  1.0  NISR 
    ARG   HL    0.9 105  P       17:18:03.62  -0.3 M  1.0  ARG  
    ARG   HL    0.9 105  S       17:18:16.42   0.2 M  1.0  ARG  
    KARP  HL    0.9 176  P       17:18:04.21  -0.1 M  1.0  KARP 
    KARP  HL    0.9 176  S       17:18:16.95   0.1 M  1.0  KARP 
    THERA HL    1.3 267  P       17:18:11.33   0.1 M  1.0  THERA
    THERA HL    1.3 267  S       17:18:29.40   0.3 M  1.0  THERA
    THT1  HT    1.3 268  P       17:18:11.79   0.1 M  1.0  THT1 
    THT1  HT    1.3 268  S       17:18:30.28   0.4 M  1.0  THT1 
    STIA  HC    1.5 213  P       17:18:14.08   0.4 M  1.0  STIA 
    STIA  HC    1.5 213  S       17:18:33.49   0.1 M  1.0  STIA 
    ZKR   HL    1.5 208  P       17:18:13.94  -0.1 M  1.0  ZKR  
    ZKR   HL    1.5 208  S       17:18:33.99  -0.0 M  1.0  ZKR  
    IDI   MN    2.1 237  P       17:18:22.59  -0.4 M  1.0  IDI  
    IDI   MN    2.1 237  S       17:18:49.30  -0.5 M  1.0  IDI  
    VLI   HL    3.3 275  P       17:18:41.07   0.7 M  1.0  VLI  
    VLI   HL    3.3 275  S       17:19:19.99  -0.3 M  1.0  VLI  

9 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    NISR  HL    0.2  13  MLv     2.90 -0.17    19.8393      
    ARG   HL    0.9 105  MLv     3.21  0.14    2.67856      
    KARP  HL    0.9 176  MLv     3.13  0.06    2.83862      
    THERA HL    1.3 267  MLv     3.12  0.06     1.2609      
    THT1  HT    1.3 268  MLv     2.95 -0.12   0.811444      
    STIA  HC    1.5 213  MLv     3.21  0.15    1.24422      
    ZKR   HL    1.5 208  MLv     3.00 -0.07   0.737981      
    IDI   MN    2.1 237  MLv     2.95 -0.11   0.301088      
    VLI   HL    3.3 275  MLv     3.10  0.03     0.1136