M=3.1, 2025-12-22 04:19:17 (GMT), 29.9 km SW of Skyros: Event Information

Earthquake Information
Origin Time	2025-12-22 04:19:17 (GMT)
Magnitude	M 3.1
Latitude	38.7477° N
Longitude	24.2822° E
Focal Depth	10 km
# of Arrivals	17
Location	29.9 km SW of Skyros 67.2 km ENE of Chalkida 97.5 km NNE 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
MET1	HL	151.8	211	P	04:19:39.86	-1.5	1.0	A
HMT1	HT	168.0	359	P	04:19:40.43	-3.1	1.0	A
OUR	HT	178.3	352	P	04:19:41.64	-3.2	1.0	A
PLG	HL	194.3	339	P	04:19:48.98	2.0	1.0	A
THAS	HT	210.0	10	P	04:19:48.54	-0.5	1.0	A
GR09	1Y	218.7	347	P	04:19:48.93	-1.2	1.0	A
KOKK	HT	231.5	354	P	04:19:49.24	-2.5	1.0	A
SOH	HT	243.7	341	P	04:19:54.27	1.0	1.0	A
KAVA	HT	250.6	4	P	04:19:53.48	-0.6	1.0	A
SMG	HL	251.6	117	P	04:19:54.51	0.2	1.0	A
GR04	1Y	255.0	13	P	04:19:56.32	1.7	1.0	A
GR02	1Y	268.4	358	P	04:19:58.76	2.5	1.0	A
GR33	1Y	279.4	218	P	04:19:58.82	1.2	1.0	A
PRAS	HL	290.5	4	P	04:19:59.14	0.1	1.0	A
NVR	HL	291.4	353	P	04:20:00.17	1.1	1.0	A
MMB	BS	314.5	352	P	04:20:04.67	2.7	1.0	A

Solution details

Event:
    Public ID              nkua2025yyyd
    Description
      region name: Aegean Sea
Origin:
    Date                   2025-12-22
    Time                  04:19:16.80  +/-    0.4 s
    Latitude              38.7477 deg  +/-      3 km
    Longitude             24.2822 deg  +/-      6 km
    Depth                      10 km
    Agency                 HA
    Mode                   automatic
    Status                 NOT SET
    Residual RMS             1.84 s
    Azimuthal gap             120 deg

2 Network magnitudes:
    MLv       3.10 +/- 0.40   7            
    M         3.10            7 preferred  

17 Phase arrivals:
    sta  net   dist azi  phase   time          res     wt  sta
    MET1  HL    1.4 211  P       04:19:39.86  -1.5 A  1.0  MET1 
    HMT1  HT    1.5 359  P       04:19:40.43  -3.1 A  1.0  HMT1 
    OUR   HT    1.6 352  P       04:19:41.64  -3.2 A  1.0  OUR  
    PLG   HL    1.7 339  P       04:19:48.98   2.0 A  1.0  PLG  
    THAS  HT    1.9  10  P       04:19:48.54  -0.5 A  1.0  THAS 
    GR09  1Y    2.0 347  P       04:19:48.93  -1.2 A  1.0  GR09 
    HORT  HT    2.1 334  P       04:19:55.16   3.7 AX 0.0  HORT 
    KOKK  HT    2.1 354  P       04:19:49.24  -2.5 A  1.0  KOKK 
    SOH   HT    2.2 341  P       04:19:54.27   1.0 A  1.0  SOH  
    KAVA  HT    2.3   4  P       04:19:53.48  -0.6 A  1.0  KAVA 
    SMG   HL    2.3 117  P       04:19:54.51   0.2 A  1.0  SMG  
    GR04  1Y    2.3  13  P       04:19:56.32   1.7 A  1.0  GR04 
    GR02  1Y    2.4 358  P       04:19:58.76   2.5 A  1.0  GR02 
    GR33  1Y    2.5 218  P       04:19:58.82   1.2 A  1.0  GR33 
    PRAS  HL    2.6   4  P       04:19:59.14   0.1 A  1.0  PRAS 
    NVR   HL    2.6 353  P       04:20:00.17   1.1 A  1.0  NVR  
    MMB   BS    2.8 352  P       04:20:04.67   2.7 A  1.0  MMB  

7 Station magnitudes:
    sta  net   dist azi  type   value   res        amp per
    MET1  HL    1.4 211  MLv     2.20 -0.90   0.137541      
    HMT1  HT    1.5 359  MLv     4.21  1.11     11.782      
    OUR   HT    1.6 352  MLv     3.61  0.51    2.63802      
    PLG   HL    1.7 339  MLv     2.76 -0.33   0.310359      
    THAS  HT    1.9  10  MLv     3.19  0.09   0.685528      
    GR09  1Y    2.0 347  MLv     2.97 -0.12    0.38068      
    KOKK  HT    2.1 354  MLv     2.92 -0.17   0.293329