M=1.3, 2026-08-04 22:09:54 (GMT), 26.7 km NNW of Chalkida: Event Information

Earthquake Information
Origin Time	2026-08-04 22:09:54 (GMT)
Magnitude	M 1.3
Latitude	38.6653° N
Longitude	23.4318° E
Focal Depth	2 km
# of Arrivals	12
Location	26.7 km NNW of Chalkida 37.6 km E of Atalanti 80.3 km NNW of Athens
Solution type	automatic
Files / Links	QuakeML GSE2.0 Alert .phi

Station data

Station	Net	Dist.(km)	Azim.	Phase	Arr.Time	Res.	Wgt.	Type
MRKA	HA	14.1	72	P	22:09:55.33	-1.0	1.0	A
PSAH	HA	21.5	120	P	22:09:57.43	-0.2	1.0	A
GR23	1Y	23.7	312	P	22:09:58.73	0.8	1.0	A
SAGMA	HL	29.6	184	P	22:09:58.95	0.0	1.0	A
ATAL	HA	35.8	275	P	22:09:59.49	-0.5	1.0	A
ERTR	HA	42.2	133	P	22:10:00.81	-0.3	1.0	A
ACHL	HT	56.0	313	P	22:10:02.49	-0.9	1.0	A
VILL	HA	56.7	191	P	22:10:03.06	-0.5	1.0	A
DOMV	HA	60.1	221	P	22:10:04.37	0.3	1.0	A
PTL	HL	78.4	151	P	22:10:08.57	1.4	1.0	A
VLY	HL	95.8	161	P	22:10:09.97	-0.1	1.0	A
PAIG	HT	142.9	8	P	22:10:18.52	1.2	1.0	A

Solution details

Event:
    Public ID              nkua2026pena
    Description
      region name: Greece
Origin:
    Date                   2026-08-04
    Time                  22:09:53.55  +/-    0.3 s
    Latitude              38.6653 deg  +/-      3 km
    Longitude             23.4318 deg  +/-      3 km
    Depth                       2 km
    Agency                 HA
    Mode                   automatic
    Status                 NOT SET
    Residual RMS             0.74 s
    Azimuthal gap              63 deg

2 Network magnitudes:
    MLv       1.27 +/- 0.18   8            
    M         1.27            8 preferred  

12 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    MRKA  HA    0.1  72  P       22:09:55.33  -1.0 A  1.0  MRKA 
    PSAH  HA    0.2 120  P       22:09:57.43  -0.2 A  1.0  PSAH 
    GR23  1Y    0.2 312  P       22:09:58.73   0.8 A  1.0  GR23 
    SAGMA HL    0.3 184  P       22:09:58.95  -0.0 A  1.0  SAGMA
    ATAL  HA    0.3 275  P       22:09:59.49  -0.5 A  1.0  ATAL 
    ERTR  HA    0.4 133  P       22:10:00.81  -0.3 A  1.0  ERTR 
    ACHL  HT    0.5 313  P       22:10:02.49  -0.9 A  1.0  ACHL 
    VILL  HA    0.5 191  P       22:10:03.06  -0.5 A  1.0  VILL 
    DOMV  HA    0.5 221  P       22:10:04.37   0.3 A  1.0  DOMV 
    PTL   HL    0.7 151  P       22:10:08.57   1.4 A  1.0  PTL  
    VLY   HL    0.9 161  P       22:10:09.97  -0.1 A  1.0  VLY  
    PAIG  HT    1.3   8  P       22:10:18.52   1.2 A  1.0  PAIG 

10 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    MRKA  HA    0.1  72  MLv     1.23 -0.03   0.603875      
    PSAH  HA    0.2 120  MLv     0.95 -0.31   0.207142      
    GR23  1Y    0.2 312  MLv     1.28  0.02   0.389819      
    SAGMA HL    0.3 184  MLv     0.51 -0.75   0.0471323      
    ATAL  HA    0.3 275  MLv     1.34  0.08   0.224097      
    ERTR  HA    0.4 133  MLv     1.07 -0.19   0.0827295      
    ACHL  HT    0.5 313  MLv     1.37  0.10   0.0742302      
    VILL  HA    0.5 191  MLv     1.29  0.02   0.059286      
    DOMV  HA    0.5 221  MLv     1.89  0.63   0.196562      
    PTL   HL    0.7 151  MLv     1.58  0.32   0.0775155