M=1.4, 2026-07-28 02:22:16 (GMT), 23.5 km NNW of Chalkida: Event Information

Earthquake Information
Origin Time	2026-07-28 02:22:16 (GMT)
Magnitude	M 1.4
Latitude	38.6633° N
Longitude	23.5127° E
Focal Depth	18 km
# of Arrivals	12
Location	23.5 km NNW of Chalkida 41.4 km NNE of Thiva 78.0 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	7.9	54	P	02:22:19.88	-0.6	1.0	A
PSAH	HA	15.7	132	P	02:22:21.56	0.0	1.0	A
GR23	1Y	29.4	303	P	02:22:23.66	0.1	1.0	A
SAGMA	HL	30.6	197	P	02:22:23.16	-0.5	1.0	A
ERTR	HA	37.2	140	P	02:22:24.92	0.3	1.0	A
ATAL	HA	42.8	275	P	02:22:23.92	-1.5	1.0	A
VILL	HA	58.2	198	P	02:22:28.27	0.7	1.0	A
AOS2	HT	61.0	28	P	02:22:28.43	0.5	1.0	A
PRDM	HA	71.9	234	P	02:22:29.49	0.0	1.0	A
AXAR	HA	75.0	279	P	02:22:31.97	2.0	1.0	A
DSF	HP	90.2	252	P	02:22:33.53	1.5	1.0	A
WGC4	HA	133.8	257	P	02:22:35.44	-2.5	1.0	A

Solution details

Event:
    Public ID              nkua2026oqfi
    Description
      region name: Greece
Origin:
    Date                   2026-07-28
    Time                  02:22:16.24  +/-    0.5 s
    Latitude              38.6633 deg  +/-      3 km
    Longitude             23.5127 deg  +/-      4 km
    Depth                      18 km   +/-    6 km
    Agency                 HA
    Mode                   automatic
    Status                 NOT SET
    Residual RMS             1.17 s
    Azimuthal gap              85 deg

2 Network magnitudes:
    MLv       1.40 +/- 0.26   7            
    M         1.40            7 preferred  

12 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    MRKA  HA    0.1  54  P       02:22:19.88  -0.6 A  1.0  MRKA 
    PSAH  HA    0.1 132  P       02:22:21.56  -0.0 A  1.0  PSAH 
    GR23  1Y    0.3 303  P       02:22:23.66   0.1 A  1.0  GR23 
    SAGMA HL    0.3 197  P       02:22:23.16  -0.5 A  1.0  SAGMA
    ERTR  HA    0.3 140  P       02:22:24.92   0.3 A  1.0  ERTR 
    ATAL  HA    0.4 275  P       02:22:23.92  -1.5 A  1.0  ATAL 
    VILL  HA    0.5 198  P       02:22:28.27   0.7 A  1.0  VILL 
    AOS2  HT    0.5  28  P       02:22:28.43   0.5 A  1.0  AOS2 
    PRDM  HA    0.6 234  P       02:22:29.49   0.0 A  1.0  PRDM 
    AXAR  HA    0.7 279  P       02:22:31.97   2.0 A  1.0  AXAR 
    DSF   HP    0.8 252  P       02:22:33.53   1.5 A  1.0  DSF  
    WGC4  HA    1.2 257  P       02:22:35.44  -2.5 A  1.0  WGC4 

9 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    MRKA  HA    0.1  54  MLv     1.60  0.20    2.00412      
    PSAH  HA    0.1 132  MLv     1.02 -0.38   0.335392      
    GR23  1Y    0.3 303  MLv     1.53  0.13   0.493932      
    SAGMA HL    0.3 197  MLv     1.06 -0.34   0.156477      
    ERTR  HA    0.3 140  MLv     0.94 -0.45   0.0819374      
    ATAL  HA    0.4 275  MLv     1.53  0.13   0.229742      
    VILL  HA    0.5 198  MLv     1.73  0.33   0.148796      
    AOS2  HT    0.5  28  MLv     1.35 -0.04   0.0558106      
    PRDM  HA    0.6 234  MLv     1.67  0.28   0.103203