Earthquake Information
 Origin Time
2021-09-28 12:09:50 (GMT)
 Magnitude
M 3.9
 Latitude
35.1467° N
 Longitude
25.2650° E
 Focal Depth
7 km
 # of Arrivals
20
 Location 23.3 km SSE of Iraklion
76.0 km ESE of Rethimnon
343.8 km SSE of Athens
 Solution type
manual
 Files / Links
QuakeML  GSE2.0  Alert  .phi  ShakeMap  Foc.Mech.
  

  Focal Mechanism

Foc.Mech. Strike (°) Dip (°) Rake (°) Seism.Mom. (dyn*cm)
7575-65 1.03E+22

Latitude (°N) Longitude (°E) Depth (km) Magnitude Mw
35.161625.278313.03.9

Source parameters determination

Click here for detailed focal mechanism solution


  Intensity map


PGA
PGV
MI

Download files: Google Earth (.kmz), Measurements (.csv)


  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
KNSSHC19.1336 P12:09:54.21 -0.21.0M
KNSSHC19.1336 S12:09:56.79 -0.61.0M
IACMHL25.0315 P12:09:55.22 -0.11.0M
IACMHL25.0315 S12:09:58.84 -0.21.0M
NPSHL33.9 68 P12:09:56.85 0.01.0M
NPSHL33.9 68 S12:10:01.30 -0.41.0M
SIVAHL43.6251 P12:09:58.24 -0.21.0M
SIVAHL43.6251 S12:10:04.44 0.01.0M
IMODHC46.6246 P12:09:58.74 -0.21.0M
IMODHC46.6246 S12:10:05.48 0.21.0M
CHANHC118.4290 P12:10:11.43 0.91.0M
CHANHC118.4290 S12:10:24.83 -0.81.0M
CMBOHT147.8 5 P12:10:15.66 0.71.0M
CMBOHT147.8 5 S12:10:33.72 0.21.0M
KNDRHC149.4274 P12:10:14.69 -0.61.0M
KNDRHC149.4274 S12:10:33.54 -0.51.0M
KARPHL177.6 76 P12:10:19.91 0.51.0M
KARPHL177.6 76 S12:10:41.06 -0.31.0M
ANKYHL195.0294 P12:10:22.24 0.61.0M
ANKYHL195.0294 S12:10:45.13 -0.11.0M


  Solution details

Event:
    Public ID              nkua2021tafx
    Description
      region name: Crete, Greece
Origin:
    Date                   2021-09-28
    Time                  12:09:50.57
    Latitude              35.1467 deg  +/-      1 km
    Longitude             25.2650 deg  +/-      1 km
    Depth                       7 km   +/-    2 km
    Agency                 HA
    Author                 Analyst1
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.38 s
    Azimuthal gap             170 deg

2 Network magnitudes:
    MLv       3.89 +/- 0.12   8            
    M         3.89            8 preferred  

20 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    KNSS  HC    0.2 336  P       12:09:54.21  -0.2 M  1.0  KNSS 
    KNSS  HC    0.2 336  S       12:09:56.79  -0.6 M  1.0  KNSS 
    IACM  HL    0.2 315  P       12:09:55.22  -0.1 M  1.0  IACM 
    IACM  HL    0.2 315  S       12:09:58.84  -0.2 M  1.0  IACM 
    NPS   HL    0.3  68  P       12:09:56.85  -0.0 M  1.0  NPS  
    NPS   HL    0.3  68  S       12:10:01.30  -0.4 M  1.0  NPS  
    SIVA  HL    0.4 251  P       12:09:58.24  -0.2 M  1.0  SIVA 
    SIVA  HL    0.4 251  S       12:10:04.44   0.0 M  1.0  SIVA 
    IMOD  HC    0.4 246  P       12:09:58.74  -0.2 M  1.0  IMOD 
    IMOD  HC    0.4 246  S       12:10:05.48   0.2 M  1.0  IMOD 
    CHAN  HC    1.1 290  P       12:10:11.43   0.9 M  1.0  CHAN 
    CHAN  HC    1.1 290  S       12:10:24.83  -0.8 M  1.0  CHAN 
    CMBO  HT    1.3   5  P       12:10:15.66   0.7 M  1.0  CMBO 
    CMBO  HT    1.3   5  S       12:10:33.72   0.2 M  1.0  CMBO 
    KNDR  HC    1.3 274  P       12:10:14.69  -0.6 M  1.0  KNDR 
    KNDR  HC    1.3 274  S       12:10:33.54  -0.5 M  1.0  KNDR 
    KARP  HL    1.6  76  P       12:10:19.91   0.5 M  1.0  KARP 
    KARP  HL    1.6  76  S       12:10:41.06  -0.3 M  1.0  KARP 
    ANKY  HL    1.8 294  P       12:10:22.24   0.6 M  1.0  ANKY 
    ANKY  HL    1.8 294  S       12:10:45.13  -0.1 M  1.0  ANKY 

10 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    KNSS  HC    0.2 336  MLv     3.68 -0.21    127.533      
    IACM  HL    0.2 315  MLv     3.97  0.08    394.329      
    NPS   HL    0.3  68  MLv     3.75 -0.15    63.1852      
    SIVA  HL    0.4 251  MLv     3.91  0.02    52.8966      
    IMOD  HC    0.4 246  MLv     3.98  0.09    52.2253      
    CHAN  HC    1.1 290  MLv     4.12  0.23    34.0908      
    CMBO  HT    1.3   5  MLv     4.25  0.35     16.228      
    KNDR  HC    1.3 274  MLv     3.86 -0.04    6.43903      
    KARP  HL    1.6  76  MLv     3.75 -0.14    4.84819      
    ANKY  HL    1.8 294  MLv     3.83 -0.06    3.59509