Earthquake Information
 Origin Time
2023-01-23 23:37:27 (GMT)
 Magnitude
M 1.8
 Latitude
39.2498° N
 Longitude
23.6845° E
 Focal Depth
5 km
 # of Arrivals
16
 Location 19.6 km ENE of Skiathos
64.9 km ESE of Volos
140.9 km N of Athens
 Solution type
manual
 Files / Links
QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
AOS2HT17.8130 P23:37:30.80 -0.21.0M
AOS2HT17.8130 S23:37:33.48 -0.31.0M
MRKAHA61.2188 P23:37:38.49 0.21.0M
MRKAHA61.2188 S23:37:46.64 0.01.0M
GR221Y76.1256 P23:37:40.86 0.11.0M
GR221Y76.1256 S23:37:50.65 -0.31.0M
PSAHHA75.7182 P23:37:40.92 0.31.0M
PSAHHA75.7182 S23:37:50.73 0.01.0M
ATALHA84.4223 P23:37:42.17 0.11.0M
ATALHA84.4223 S23:37:53.24 -0.11.0M
ERTRHA94.2175 P23:37:43.85 0.21.0M
ERTRHA94.2175 S23:37:55.79 -0.21.0M
LKRHL89.3222 P23:37:43.55 0.61.0M
LKRHL89.3222 S23:37:54.69 0.01.0M
GR211Y101.7278 P23:37:45.02 0.11.0M
GR211Y101.7278 S23:37:58.09 -0.21.0M


  Solution details

Event:
    Public ID              nkua2023bpzv
    Description
      region name: Aegean Sea
Origin:
    Date                   2023-01-23
    Time                  23:37:27.39
    Latitude              39.2498 deg  +/-      1 km
    Longitude             23.6845 deg  +/-      1 km
    Depth                       5 km   +/-    3 km
    Agency                 HA
    Author                 A. Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.19 s
    Azimuthal gap             212 deg

2 Network magnitudes:
    MLv       1.82 +/- 0.18   6            
    M         1.82            6 preferred  

16 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    AOS2  HT    0.2 130  P       23:37:30.80  -0.2 M  1.0  AOS2 
    AOS2  HT    0.2 130  S       23:37:33.48  -0.3 M  1.0  AOS2 
    MRKA  HA    0.5 188  P       23:37:38.49   0.2 M  1.0  MRKA 
    MRKA  HA    0.5 188  S       23:37:46.64   0.0 M  1.0  MRKA 
    PSAH  HA    0.7 182  P       23:37:40.92   0.3 M  1.0  PSAH 
    PSAH  HA    0.7 182  S       23:37:50.73   0.0 M  1.0  PSAH 
    GR22  1Y    0.7 256  P       23:37:40.86   0.1 M  1.0  GR22 
    GR22  1Y    0.7 256  S       23:37:50.65  -0.3 M  1.0  GR22 
    ATAL  HA    0.8 223  P       23:37:42.17   0.1 M  1.0  ATAL 
    ATAL  HA    0.8 223  S       23:37:53.24  -0.1 M  1.0  ATAL 
    LKR   HL    0.8 222  P       23:37:43.55   0.6 M  1.0  LKR  
    LKR   HL    0.8 222  S       23:37:54.69   0.0 M  1.0  LKR  
    ERTR  HA    0.8 175  P       23:37:43.85   0.2 M  1.0  ERTR 
    ERTR  HA    0.8 175  S       23:37:55.79  -0.2 M  1.0  ERTR 
    GR21  1Y    0.9 278  P       23:37:45.02   0.1 M  1.0  GR21 
    GR21  1Y    0.9 278  S       23:37:58.09  -0.2 M  1.0  GR21 

8 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    AOS2  HT    0.2 130  MLv     1.35 -0.47   0.631747      
    MRKA  HA    0.5 188  MLv     1.98  0.16   0.234643      
    PSAH  HA    0.7 182  MLv     1.56 -0.26   0.075307      
    GR22  1Y    0.7 256  MLv     2.01  0.20    0.21427      
    ATAL  HA    0.8 223  MLv     1.65 -0.16   0.0857116      
    LKR   HL    0.8 222  MLv     2.05  0.23   0.107722      
    ERTR  HA    0.8 175  MLv     1.80 -0.02   0.106111      
    GR21  1Y    0.9 278  MLv     1.90  0.08   0.122526