RsniPicker2 Automatic Earthquake Location

AUTOMATIC Location - Area: Svizzera , magnitude (M_L): 2.0
2025-06-20 16:34:03 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-06-20 16:37:41

Earthquake info - RsniPicker₂ automatic location

Event - ID :	250620163252
Magnitude (M_L) :	2.0 +/- 0.4
Origin Time :	2025-06-20 16:34:03.71 (UTC)
Location :	Latitude: 46.536 N, Longitude: 7.849 E
Area :	Svizzera
Depth (km) :	4.27
Distances (km) :	45.5 --- Trasquera (VB) 47.3 --- Baceno (VB) 47.6 --- Formazza (VB) 47.7 --- Varzo (VB) 48.0 --- Premia (VB) 50.3 --- Crodo (VB) 52.8 --- Bognanco (VB) 54.7 --- Crevoladossola (VB) 55.2 --- Montecrestese (VB) 56.6 --- Antrona Schieranco (VB) 57.5 --- Masera (VB) 57.6 --- Domodossola (VB) 59.2 --- Trontano (VB) 59.9 --- Montescheno (VB) 59.9 --- Viganella (VB) 60.1 --- Seppiana (VB) 61.0 --- Villadossola (VB) 61.3 --- Beura-Cardezza (VB) 63.0 --- Pallanzeno (VB) 63.2 --- Druogno (VB)

Quality location estimate:
Erh: 1.5 km, Erz: 2.3 km, Nf: 27, Gap: 194°, Rms: 0.307 s
Stazioni validate: 14

RsniPicker₂ - Automatic location results

Station	Net	P arrival times	P pick err	P pick weight	P res	Nll weight	S arrival time	S pick err	S pick weight	S res	Nll weight	Dist.
LAUCH	CH	2025-06-20 16:34:07.780	0.009	0	0.42	1.22	2025-06-20 16:34:09.833	0.050	1	-0.02	1.45	15.3
FIESA	CH	2025-06-20 16:34:09.080	0.013	0	-0.01	1.48	2025-06-20 16:34:12.020	0.070	1	-0.71	0.28	23.3
EMBD	CH	2025-06-20 16:34:11.350	0.022	0	0.51	0.88	2025-06-20 16:34:15.768	0.198	2	0.19	1.31	35.8
VANNI	CH	2025-06-20 16:34:12.330	0.024	0	0.41	1.22	2025-06-20 16:34:17.549	0.124	2	0.14	1.37	41.3
SENIN	CH	2025-06-20 16:34:13.070	0.026	0	0.01	1.46	2025-06-20 16:34:19.215	0.140	2	-0.21	0.91	46.5
MMK	CH	2025-06-20 16:34:14.565	0.032	0	0.43	1.17	2025-06-20 16:34:21.159	0.165	2	-0.02	1.21	54.8
DIX	CH	2025-06-20 16:34:15.575	0.032	0	0.18	1.33	2025-06-20 16:34:22.542	0.546	3	-0.82	0.40	61.0
FUSIO	CH	2025-06-20 16:34:15.790	0.042	0	0.19	1.33	2025-06-20 16:34:23.256	0.191	2	-0.40	0.65	63.1
SATI	GU	2025-06-20 16:34:17.530	0.039	0	0.17	1.37	2025-06-20 16:34:25.941	0.268	2	-0.72	0.38	73.6
REMY	GU	2025-06-20 16:34:20.910	0.048	0	-0.12	1.09	--:--	-.---	-	-.--	-.--	94.3
ORO	IV	2025-06-20 16:34:22.299	0.053	1	0.42	1.08	2025-06-20 16:34:33.790	0.305	2	-0.35	0.75	101.7
VARE	IV	2025-06-20 16:34:22.760	0.053	1	0.60	0.63	2025-06-20 16:34:34.770	0.390	2	-0.16	0.87	102.8
MUGIO	CH	2025-06-20 16:34:24.325	0.061	1	0.24	1.30	2025-06-20 16:34:37.764	0.343	2	-0.37	0.73	114.4
VDL	CH	2025-06-20 16:34:25.799	0.063	1	-0.08	1.14	--:--	-.---	-	-.--	-.--	124.2
DAVOX	CH	2025-06-20 16:34:33.959	0.103	2	2.29	0.00	--:--	-.---	-	-.--	-.--	157.4

RsniPicker₂ - Automatic magnitude (M_L) calculation results

Station	Net	Stat. Mag.	Wood-And. Ampl.	Dist. (km)	Azimuth	Used
MMK	CH	1.40	5.21e-2	54.8	171	SI
DIX	CH	1.90	2.17e-1	61.0	214	SI
SATI	GU	1.90	9.42e-2	73.6	179	SI
REMY	GU	1.90	9.49e-2	94.3	215	SI
ORO	IV	2.20	1.55e-1	101.7	174	SI
VARE	IV	1.80	6.33e-2	102.8	136	SI
DAVOX	CH	2.90	2.38e-1	157.4	79	SI

Results of PGA, PGV, IH, spectral amplitudes (SA) values calculation

Station

Net

Channel

PGA
(g)

PGV
(m/s)

PGD
(m)

IH 0*
(m)

IH 1*
(m)

IH 2*
(m)

Sa(T=0.10)
(g)

Sa(T=0.30)
(g)

Sa(T=1.00)
(g)

Sa(T=3.00)
(g)

Dist.
(km)

Azim.
(°)

MMK

HHZ

3.4740e-6

6.3864e-7

0.0000e+0

5.6663e-7

9.1665e-7

1.1913e-6

9.0451e-6

4.1319e-6

1.1911e-7

1.2872e-8

54.8

171

MMK

HHN

4.0828e-6

7.1755e-7

0.0000e+0

6.0565e-7

1.0087e-6

1.6109e-5

3.7959e-6

1.3255e-7

1.7065e-8

54.8

171

MMK

HHE

5.7819e-6

8.3813e-7

0.0000e+0

5.2786e-7

8.8189e-7

1.1894e-6

9.0042e-6

2.0863e-6

1.2623e-7

1.7632e-8

54.8

171

DIX

HHZ

1.0393e-5

1.7640e-6

0.0000e+0

1.4718e-6

2.6228e-6

3.5089e-6

2.6413e-5

4.4379e-6

5.6130e-7

5.0394e-8

61.0

214

DIX

HHN

9.4818e-6

1.8949e-6

0.0000e+0

2.2123e-6

3.6542e-6

2.4222e-5

1.4591e-5

5.9320e-7

5.9359e-8

61.0

214

DIX

HHE

6.8660e-6

1.4246e-6

0.0000e+0

1.4196e-6

3.0018e-6

3.9905e-6

2.3481e-5

9.5933e-6

1.0003e-6

6.2338e-8

61.0

214

SATI

HHZ

3.0207e-6

8.2094e-7

0.0000e+0

6.0372e-7

1.1243e-6

1.5767e-6

7.3670e-6

2.7751e-6

1.6944e-7

2.3343e-8

73.6

179

SATI

HHN

3.7297e-6

5.8630e-7

0.0000e+0

6.2191e-7

9.8411e-7

1.0189e-5

3.2009e-6

1.3606e-7

1.5915e-8

73.6

179

SATI

HHE

6.1421e-6

1.0410e-6

0.0000e+0

8.5165e-7

1.4702e-6

1.9867e-6

1.2714e-5

4.0262e-6

1.9745e-7

3.1762e-8

73.6

179

REMY

HHZ

1.4946e-6

5.4403e-7

0.0000e+0

4.9335e-7

9.3271e-7

1.2237e-6

4.7401e-6

4.3464e-6

1.7962e-7

1.8290e-8

94.3

215

REMY

HHN

2.7822e-6

7.3142e-7

0.0000e+0

7.5728e-7

1.5976e-6

1.0149e-5

3.8140e-6

4.7175e-7

3.0686e-8

94.3

215

REMY

HHE

2.6005e-6

6.3085e-7

0.0000e+0

6.6592e-7

1.2997e-6

1.6519e-6

8.1891e-6

3.1940e-6

3.0683e-7

2.5237e-8

94.3

215

VARE

HHZ

2.0354e-6

5.7277e-7

0.0000e+0

4.1403e-7

6.9785e-7

9.9836e-7

8.0624e-6

2.6016e-6

2.1766e-7

1.3488e-8

102.8

136

VARE

HHN

3.1676e-6

7.0413e-7

0.0000e+0

5.8038e-7

9.8240e-7

1.1740e-5

3.2307e-6

1.7628e-7

1.9327e-8

102.8

136

VARE

HHE

2.8736e-6

5.9038e-7

0.0000e+0

5.7626e-7

9.5440e-7

1.2781e-6

9.4475e-6

2.3142e-6

1.9276e-7

1.7873e-8

102.8

136

DAVOX

HHZ

3.0988e-6

1.1501e-6

0.0000e+0

1.0996e-6

1.8687e-6

2.4985e-6

9.8815e-6

8.3832e-6

3.0487e-7

3.3987e-8

157.4

DAVOX

HHN

1.6359e-6

1.0516e-6

0.0000e+0

6.5740e-7

1.1978e-6

5.9067e-6

3.3541e-6

2.4952e-7

2.2923e-8

157.4

DAVOX

HHE

1.5446e-6

5.7019e-7

0.0000e+0

6.5199e-7

1.1990e-6

1.5494e-6

4.6874e-6

4.7369e-6

3.1592e-7

2.0405e-8

157.4

*IH (Housner Intensity) calculated on the velocity spectrum (SV) between 0.1 and 0.5 s (IH0), 0.1 and 1.0 s (IH1), 0.1 and 1.5 s (IH2)

AUTOMATIC Location - Area: Svizzera , magnitude (ML): 2.0 2025-06-20 16:34:03 (UTC)

AUTOMATIC Location - Area: Svizzera , magnitude (M_L): 2.0
2025-06-20 16:34:03 (UTC)