Earthquake Information
 Origin Time
2020-02-21 16:27:48 (GMT)
 Magnitude
M 1.8
 Latitude
40.1715° N
 Longitude
25.0882° E
 Focal Depth
7 km
 # of Arrivals
12
 Location 31.5 km NNW of Limnos
49.8 km SW of Samothraki
270.0 km NNE of Athens
 Solution type
manual
 Files / Links
QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
LIAHL31.5165 P16:27:55.06 0.21.0M
LIAHL31.5165 S16:27:59.05 -0.31.0M
SMTHHL50.1 49 P16:27:57.91 -0.11.0M
SMTHHL50.1 49 S16:28:04.21 -0.61.0M
THASHT57.6327 P16:27:58.98 -0.11.0M
THASHT57.6327 S16:28:06.46 -0.41.0M
KAVAHT103.6332 P16:28:07.57 1.01.0M
KAVAHT103.6332 S16:28:19.94 -0.11.0M
OURHT95.6281 P16:28:05.75 0.41.0M
OURHT95.6281 S16:28:17.60 -0.31.0M
ALNHT114.4 46 P16:28:08.59 0.51.0M
ALNHT114.4 46 S16:28:22.87 0.21.0M


  Solution details

Event:
    Public ID              nkua2020dqlg
    Type                   earthquake
    Description
      region name: Aegean Sea
Origin:
    Date                   2020-02-21
    Time                  16:27:48.96
    Latitude              40.1715 deg  +/-      1 km
    Longitude             25.0882 deg  +/-      1 km
    Depth                       7 km   +/-    4 km
    Agency                 HA
    Author                 A.Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.35 s
    Azimuthal gap             117 deg

2 Network magnitudes:
    MLv       1.82 +/- 0.15   6            
    M         1.82            6 preferred  

12 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    LIA   HL    0.3 165  P       16:27:55.06   0.2 M  1.0  LIA  
    LIA   HL    0.3 165  S       16:27:59.05  -0.3 M  1.0  LIA  
    SMTH  HL    0.5  49  P       16:27:57.91  -0.1 M  1.0  SMTH 
    SMTH  HL    0.5  49  S       16:28:04.21  -0.6 M  1.0  SMTH 
    THAS  HT    0.5 327  P       16:27:58.98  -0.1 M  1.0  THAS 
    THAS  HT    0.5 327  S       16:28:06.46  -0.4 M  1.0  THAS 
    OUR   HT    0.9 281  P       16:28:05.75   0.4 M  1.0  OUR  
    OUR   HT    0.9 281  S       16:28:17.60  -0.3 M  1.0  OUR  
    KAVA  HT    0.9 332  P       16:28:07.57   1.0 M  1.0  KAVA 
    KAVA  HT    0.9 332  S       16:28:19.94  -0.1 M  1.0  KAVA 
    ALN   HT    1.0  46  P       16:28:08.59   0.5 M  1.0  ALN  
    ALN   HT    1.0  46  S       16:28:22.87   0.2 M  1.0  ALN  

6 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    LIA   HL    0.3 165  MLv     1.47 -0.35   0.757021      
    SMTH  HL    0.5  49  MLv     1.72 -0.09   0.151219      
    THAS  HT    0.5 327  MLv     1.77 -0.04   0.171126      
    OUR   HT    0.9 281  MLv     1.85  0.03   0.117525      
    KAVA  HT    0.9 332  MLv     1.94  0.13   0.277927      
    ALN   HT    1.0  46  MLv     2.08  0.27   0.127272