Earthquake Information
 Origin Time
2021-02-21 20:24:38 (GMT)
 Magnitude
M 2.5
 Latitude
38.6900° N
 Longitude
25.8577° E
 Focal Depth
20 km
 # of Arrivals
15
 Location 43.2 km NW of Chios
62.9 km SSW of Mitilini
201.3 km ENE of Athens
 Solution type
manual
 Files / Links
QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
CHOSHT37.7153 P20:24:45.40 -0.21.0M
CHOSHT37.7153 S20:24:50.75 -0.41.0M
PRKHL71.1 30 P20:24:50.13 -0.41.0M
PRKHL71.1 30 S20:25:00.16 0.41.0M
MYT1HI75.7 55 P20:24:51.57 0.41.0M
MYT1HI75.7 55 S20:25:01.03 0.01.0M
LIAHL146.3336 P20:25:02.10 0.31.0M
LIAHL146.3336 S20:25:18.86 -0.81.0M
SMGHL139.1142 P20:25:01.15 0.21.0M
SMGHL139.1142 S20:25:18.10 0.01.0M
APEHL182.2189 P20:25:06.13 -0.31.0M
APEHL182.2189 S20:25:27.70 -0.21.0M
DIONHL181.0248 P20:25:06.78 0.41.0M
DIONHL181.0248 S20:25:27.77 0.11.0M
SMTHHL200.0352 P20:25:08.40 -0.31.0M


  Solution details

Event:
    Public ID              nkua2021dqtb
    Description
      region name: Aegean Sea
Origin:
    Date                   2021-02-21
    Time                  20:24:38.25
    Latitude              38.6900 deg  +/-      1 km
    Longitude             25.8577 deg  +/-      1 km
    Depth                      20 km   +/-    2 km
    Agency                 HA
    Author                 A.Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.35 s
    Azimuthal gap              88 deg

2 Network magnitudes:
    MLv       2.47 +/- 0.24   6            
    M         2.47            6 preferred  

15 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    CHOS  HT    0.3 153  P       20:24:45.40  -0.2 M  1.0  CHOS 
    CHOS  HT    0.3 153  S       20:24:50.75  -0.4 M  1.0  CHOS 
    PRK   HL    0.6  30  P       20:24:50.13  -0.4 M  1.0  PRK  
    PRK   HL    0.6  30  S       20:25:00.16   0.4 M  1.0  PRK  
    MYT1  HI    0.7  55  P       20:24:51.57   0.4 M  1.0  MYT1 
    MYT1  HI    0.7  55  S       20:25:01.03  -0.0 M  1.0  MYT1 
    SMG   HL    1.3 142  P       20:25:01.15   0.2 M  1.0  SMG  
    SMG   HL    1.3 142  S       20:25:18.10  -0.0 M  1.0  SMG  
    LIA   HL    1.3 336  P       20:25:02.10   0.3 M  1.0  LIA  
    LIA   HL    1.3 336  S       20:25:18.86  -0.8 M  1.0  LIA  
    DION  HL    1.6 248  P       20:25:06.78   0.4 M  1.0  DION 
    DION  HL    1.6 248  S       20:25:27.77   0.1 M  1.0  DION 
    APE   HL    1.6 189  P       20:25:06.13  -0.3 M  1.0  APE  
    APE   HL    1.6 189  S       20:25:27.70  -0.2 M  1.0  APE  
    SMTH  HL    1.8 352  P       20:25:08.40  -0.3 M  1.0  SMTH 

8 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    CHOS  HT    0.3 153  MLv     2.23 -0.24    1.55374      
    PRK   HL    0.6  30  MLv     2.50  0.03   0.697803      
    MYT1  HI    0.7  55  MLv     2.91  0.44    1.70863      
    SMG   HL    1.3 142  MLv     2.48  0.01   0.302712      
    LIA   HL    1.3 336  MLv     2.11 -0.36   0.239022      
    DION  HL    1.6 248  MLv     2.16 -0.31    0.25544      
    APE   HL    1.6 189  MLv     2.82  0.35   0.405898      
    SMTH  HL    1.8 352  MLv     2.62  0.15      0.134