Earthquake Information
 Origin Time
2023-01-23 20:50:19 (GMT)
 Magnitude
M 3.1
 Latitude
40.1160° N
 Longitude
21.4175° E
 Focal Depth
7 km
 # of Arrivals
68
 Location 3.6 km N of Grevena
35.1 km SW of Kozani
310.2 km NW of Athens
 Solution type
manual
 Files / Links
QuakeML  GSE2.0  Alert  .phi  
  

  Station data

StationNetDist.(km)Azim.PhaseArr.TimeRes.Wgt.Type
GR151Y37.1238 P20:50:26.16 0.01.0M
GR151Y37.1238 S20:50:30.94 -0.51.0M
GR101Y43.5 20 P20:50:27.60 0.51.0M
GR101Y43.5 20 S20:50:33.25 0.11.0M
GR171Y46.2157 P20:50:27.56 0.01.0M
GR171Y46.2157 S20:50:33.09 -0.81.0M
NESTHT45.6317 P20:50:27.69 0.11.0M
NESTHT45.6317 S20:50:33.51 -0.41.0M
JANHL70.5224 P20:50:30.68 -0.91.0M
JANHL70.5224 S20:50:39.70 -1.31.0M
PRMDHP70.7203 P20:50:30.90 -0.71.0M
PRMDHP70.7203 S20:50:39.84 -1.21.0M
GR111Y79.6 55 P20:50:33.44 0.41.0M
GR111Y79.6 55 S20:50:43.15 -0.41.0M
GR141Y75.4251 P20:50:32.16 -0.21.0M
GR141Y75.4251 S20:50:41.33 -1.11.0M
LMS2HI83.3344 P20:50:33.92 0.21.0M
LMS2HI83.3344 S20:50:44.43 -0.21.0M
THLHL79.7140 P20:50:32.54 -0.51.0M
THLHL79.7140 S20:50:42.68 -0.81.0M
TYRNHT82.8123 P20:50:33.64 0.11.0M
TYRNHT82.8123 S20:50:43.96 -0.51.0M
GR071Y90.2 35 P20:50:34.94 0.21.0M
GR071Y90.2 35 S20:50:46.14 -0.41.0M
LITHT91.2 91 P20:50:35.00 0.11.0M
LITHT91.2 91 S20:50:46.16 -0.81.0M
TETRHL86.7188 P20:50:33.49 -0.81.0M
TETRHL86.7188 S20:50:44.63 -1.01.0M
GR121Y103.2 68 P20:50:37.57 0.81.0M
GR121Y103.2 68 S20:50:50.00 -0.21.0M
GR201Y101.9164 P20:50:36.12 -0.51.0M
GR201Y101.9164 S20:50:49.04 -0.81.0M
NESNHT105.0114 P20:50:37.40 0.31.0M
NESNHT105.0114 S20:50:50.06 -0.61.0M
GR181Y115.1112 P20:50:38.89 0.11.0M
GR181Y115.1112 S20:50:53.27 -0.41.0M
GR211Y124.9131 P20:50:39.84 -0.41.0M
GR211Y124.9131 S20:50:56.02 -0.21.0M
GRGHT125.1 42 P20:50:41.04 0.81.0M
GRGHT125.1 42 S20:50:56.47 0.21.0M
AMPLHP133.9188 P20:50:41.37 -0.21.0M
AMPLHP133.9188 S20:50:58.56 0.01.0M
EVRHL137.6166 P20:50:41.41 -0.81.0M
EVRHL137.6166 S20:50:59.68 -0.11.0M
AGGHT145.0147 P20:50:43.21 -0.11.0M
AGGHT145.0147 S20:51:01.99 0.31.0M
KEKHL145.4252 P20:50:44.54 1.11.0M
KEKHL145.4252 S20:51:02.37 0.61.0M
TSLKHT157.8205 P20:50:46.44 1.21.0M
TSLKHT157.8205 S20:51:05.67 0.71.0M
GR221Y166.1133 P20:50:45.59 -1.01.0M
GR221Y166.1133 S20:51:07.98 0.61.0M
GR241Y172.2157 P20:50:47.18 -0.31.0M
GR241Y172.2157 S20:51:09.12 0.21.0M
LKD2HT161.3204 P20:50:46.86 1.01.0M
LKD2HT161.3204 S20:51:06.71 0.71.0M
NYDRHT167.7202 P20:50:47.49 0.81.0M
NYDRHT167.7202 S20:51:08.21 0.61.0M
PDOHP169.9187 P20:50:47.75 0.71.0M
PDOHP169.9187 S20:51:08.64 0.41.0M
PVOHP167.0177 P20:50:47.07 0.41.0M
PVOHP167.0177 S20:51:07.65 0.21.0M
ANXHP174.8166 P20:50:47.90 0.11.0M
ANXHP174.8166 S20:51:09.66 0.11.0M
EVGIHT178.7202 P20:50:49.21 1.01.0M
EVGIHT178.7202 S20:51:10.81 0.61.0M
AXARHA184.1145 P20:50:48.80 -0.11.0M
AXARHA184.1145 S20:51:12.22 0.71.0M


  Solution details

Event:
    Public ID              nkua2023bpuh
    Description
      region name: Greece
Origin:
    Date                   2023-01-23
    Time                  20:50:19.21
    Latitude              40.1160 deg  +/-      0 km
    Longitude             21.4175 deg  +/-      0 km
    Depth                       7 km   +/-    2 km
    Agency                 HA
    Author                 A. Karakonstantis
    Mode                   manual
    Status                 confirmed
    Residual RMS             0.54 s
    Azimuthal gap              65 deg

2 Network magnitudes:
    MLv       3.07 +/- 0.12  26            
    M         3.07           26 preferred  

68 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    GR15  1Y    0.3 238  P       20:50:26.16   0.0 M  1.0  GR15 
    GR15  1Y    0.3 238  S       20:50:30.94  -0.5 M  1.0  GR15 
    GR10  1Y    0.4  20  P       20:50:27.60   0.5 M  1.0  GR10 
    GR10  1Y    0.4  20  S       20:50:33.25   0.1 M  1.0  GR10 
    NEST  HT    0.4 317  P       20:50:27.69   0.1 M  1.0  NEST 
    NEST  HT    0.4 317  S       20:50:33.51  -0.4 M  1.0  NEST 
    GR17  1Y    0.4 157  P       20:50:27.56  -0.0 M  1.0  GR17 
    GR17  1Y    0.4 157  S       20:50:33.09  -0.8 M  1.0  GR17 
    JAN   HL    0.6 224  P       20:50:30.68  -0.9 M  1.0  JAN  
    JAN   HL    0.6 224  S       20:50:39.70  -1.3 M  1.0  JAN  
    PRMD  HP    0.6 203  P       20:50:30.90  -0.7 M  1.0  PRMD 
    PRMD  HP    0.6 203  S       20:50:39.84  -1.2 M  1.0  PRMD 
    GR14  1Y    0.7 251  P       20:50:32.16  -0.2 M  1.0  GR14 
    GR14  1Y    0.7 251  S       20:50:41.33  -1.1 M  1.0  GR14 
    GR11  1Y    0.7  55  P       20:50:33.44   0.4 M  1.0  GR11 
    GR11  1Y    0.7  55  S       20:50:43.15  -0.4 M  1.0  GR11 
    THL   HL    0.7 140  P       20:50:32.54  -0.5 M  1.0  THL  
    THL   HL    0.7 140  S       20:50:42.68  -0.8 M  1.0  THL  
    TYRN  HT    0.7 123  P       20:50:33.64   0.1 M  1.0  TYRN 
    TYRN  HT    0.7 123  S       20:50:43.96  -0.5 M  1.0  TYRN 
    LMS2  HI    0.7 344  P       20:50:33.92   0.2 M  1.0  LMS2 
    LMS2  HI    0.7 344  S       20:50:44.43  -0.2 M  1.0  LMS2 
    TETR  HL    0.8 188  P       20:50:33.49  -0.8 M  1.0  TETR 
    TETR  HL    0.8 188  S       20:50:44.63  -1.0 M  1.0  TETR 
    GR07  1Y    0.8  35  P       20:50:34.94   0.2 M  1.0  GR07 
    GR07  1Y    0.8  35  S       20:50:46.14  -0.4 M  1.0  GR07 
    LIT   HT    0.8  91  P       20:50:35.00   0.1 M  1.0  LIT  
    LIT   HT    0.8  91  S       20:50:46.16  -0.8 M  1.0  LIT  
    GR20  1Y    0.9 164  P       20:50:36.12  -0.5 M  1.0  GR20 
    GR20  1Y    0.9 164  S       20:50:49.04  -0.8 M  1.0  GR20 
    GR12  1Y    0.9  68  P       20:50:37.57   0.8 M  1.0  GR12 
    GR12  1Y    0.9  68  S       20:50:50.00  -0.2 M  1.0  GR12 
    NESN  HT    0.9 114  P       20:50:37.40   0.3 M  1.0  NESN 
    NESN  HT    0.9 114  S       20:50:50.06  -0.6 M  1.0  NESN 
    GR18  1Y    1.0 112  P       20:50:38.89   0.1 M  1.0  GR18 
    GR18  1Y    1.0 112  S       20:50:53.27  -0.4 M  1.0  GR18 
    GR21  1Y    1.1 131  P       20:50:39.84  -0.4 M  1.0  GR21 
    GR21  1Y    1.1 131  S       20:50:56.02  -0.2 M  1.0  GR21 
    GRG   HT    1.1  42  P       20:50:41.04   0.8 M  1.0  GRG  
    GRG   HT    1.1  42  S       20:50:56.47   0.2 M  1.0  GRG  
    AMPL  HP    1.2 188  P       20:50:41.37  -0.2 M  1.0  AMPL 
    AMPL  HP    1.2 188  S       20:50:58.56   0.0 M  1.0  AMPL 
    EVR   HL    1.2 166  P       20:50:41.41  -0.8 M  1.0  EVR  
    EVR   HL    1.2 166  S       20:50:59.68  -0.1 M  1.0  EVR  
    AGG   HT    1.3 147  P       20:50:43.21  -0.1 M  1.0  AGG  
    AGG   HT    1.3 147  S       20:51:01.99   0.3 M  1.0  AGG  
    KEK   HL    1.3 252  P       20:50:44.54   1.1 M  1.0  KEK  
    KEK   HL    1.3 252  S       20:51:02.37   0.6 M  1.0  KEK  
    TSLK  HT    1.4 205  P       20:50:46.44   1.2 M  1.0  TSLK 
    TSLK  HT    1.4 205  S       20:51:05.67   0.7 M  1.0  TSLK 
    LKD2  HT    1.5 204  P       20:50:46.86   1.0 M  1.0  LKD2 
    LKD2  HT    1.5 204  S       20:51:06.71   0.7 M  1.0  LKD2 
    GR22  1Y    1.5 133  P       20:50:45.59  -1.0 M  1.0  GR22 
    GR22  1Y    1.5 133  S       20:51:07.98   0.6 M  1.0  GR22 
    PVO   HP    1.5 177  P       20:50:47.07   0.4 M  1.0  PVO  
    PVO   HP    1.5 177  S       20:51:07.65   0.2 M  1.0  PVO  
    NYDR  HT    1.5 202  P       20:50:47.49   0.8 M  1.0  NYDR 
    NYDR  HT    1.5 202  S       20:51:08.21   0.6 M  1.0  NYDR 
    PDO   HP    1.5 187  P       20:50:47.75   0.7 M  1.0  PDO  
    PDO   HP    1.5 187  S       20:51:08.64   0.4 M  1.0  PDO  
    GR24  1Y    1.5 157  P       20:50:47.18  -0.3 M  1.0  GR24 
    GR24  1Y    1.5 157  S       20:51:09.12   0.2 M  1.0  GR24 
    ANX   HP    1.6 166  P       20:50:47.90   0.1 M  1.0  ANX  
    ANX   HP    1.6 166  S       20:51:09.66   0.1 M  1.0  ANX  
    EVGI  HT    1.6 202  P       20:50:49.21   1.0 M  1.0  EVGI 
    EVGI  HT    1.6 202  S       20:51:10.81   0.6 M  1.0  EVGI 
    AXAR  HA    1.7 145  P       20:50:48.80  -0.1 M  1.0  AXAR 
    AXAR  HA    1.7 145  S       20:51:12.22   0.7 M  1.0  AXAR 

34 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    GR15  1Y    0.3 238  MLv     3.03 -0.05    9.98262      
    GR10  1Y    0.4  20  MLv     3.15  0.08      9.143      
    NEST  HT    0.4 317  MLv     3.45  0.38    16.3054      
    GR17  1Y    0.4 157  MLv     3.05 -0.02    6.28272      
    JAN   HL    0.6 224  MLv     2.74 -0.33    1.62984      
    PRMD  HP    0.6 203  MLv     3.05 -0.03    2.47212      
    GR14  1Y    0.7 251  MLv     2.93 -0.14    1.78467      
    GR11  1Y    0.7  55  MLv     2.92 -0.15    1.66063      
    THL   HL    0.7 140  MLv     3.23  0.15    2.03319      
    TYRN  HT    0.7 123  MLv     3.54  0.47    5.18352      
    LMS2  HI    0.7 344  MLv     3.07 -0.01    2.23692      
    TETR  HL    0.8 188  MLv     3.16  0.09    2.70036      
    GR07  1Y    0.8  35  MLv     3.06 -0.01    2.03775      
    LIT   HT    0.8  91  MLv     3.46  0.39     3.6634      
    GR20  1Y    0.9 164  MLv     2.97 -0.10     1.4501      
    GR12  1Y    0.9  68  MLv     2.92 -0.16    1.26231      
    NESN  HT    0.9 114  MLv     3.48  0.41    4.56355      
    GR18  1Y    1.0 112  MLv     3.04 -0.03    1.46121      
    GR21  1Y    1.1 131  MLv     2.94 -0.14    1.02877      
    GRG   HT    1.1  42  MLv     3.41  0.34    3.07283      
    AMPL  HP    1.2 188  MLv     3.13  0.06    1.44804      
    EVR   HL    1.2 166  MLv     3.22  0.14    1.69178      
    AGG   HT    1.3 147  MLv     3.18  0.11    1.11649      
    KEK   HL    1.3 252  MLv     2.85 -0.22    1.26475      
    TSLK  HT    1.4 205  MLv     2.80 -0.28   0.509595      
    LKD2  HT    1.5 204  MLv     3.00 -0.07   0.782774      
    GR22  1Y    1.5 133  MLv     3.06 -0.01   0.851399      
    PVO   HP    1.5 177  MLv     3.16  0.09    1.06206      
    NYDR  HT    1.5 202  MLv     3.10  0.03   0.660903      
    PDO   HP    1.5 187  MLv     2.94 -0.14    0.61463      
    GR24  1Y    1.5 157  MLv     2.88 -0.20   0.520224      
    ANX   HP    1.6 166  MLv     3.17  0.09    0.98598      
    EVGI  HT    1.6 202  MLv     3.19  0.12   0.991921      
    AXAR  HA    1.7 145  MLv     2.53 -0.54    0.81663