RsniPicker2 Automatic Earthquake Location

AUTOMATIC Location - Area: Alpi Pennine , magnitude (M_L): 0.8
2025-10-19 03:57:35 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-10-19 04:02:03

Earthquake info - RsniPicker₂ automatic location

Event - ID :	251019035709
Magnitude (M_L) :	0.8 +/- 0.2
Origin Time :	2025-10-19 03:57:35.15 (UTC)
Location :	Latitude: 45.884 N, Longitude: 7.028 E
Area :	Alpi Pennine
Depth (km) :	8.19
Distances (km) :	10.9 --- Courmayeur (AO) 13.6 --- Saint-Rhemy-En-Bosses (AO) 13.7 --- Pre -Saint-Didier (AO) 14.0 --- Morgex (AO) 15.6 --- La Salle (AO) 15.7 --- Saint-Oyen (AO) 17.1 --- Etroubles (AO) 19.5 --- La Thuile (AO) 20.7 --- Allein (AO) 21.3 --- Avise (AO) 21.5 --- Saint-Nicolas (AO) 22.2 --- Ollomont (AO) 22.7 --- Arvier (AO) 22.8 --- Doues (AO) 23.7 --- Gignod (AO) 24.0 --- Valpelline (AO) 24.5 --- Villeneuve (AO) 24.7 --- Roisan (AO) 24.8 --- Introd (AO) 24.9 --- Saint-Pierre (AO)

Quality location estimate:
Erh: 1.4 km, Erz: 1 km, Nf: 16, Gap: 175°, Rms: 0.209 s
Stazioni validate: 10

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.
BLANC	GU	2025-10-19 03:57:38.299	0.004	0	-0.03	2.08	2025-10-19 03:57:39.639	0.289	2	-0.82	0.47	11.8
REMY	GU	2025-10-19 03:57:38.930	0.006	0	0.31	0.26	2025-10-19 03:57:41.000	0.042	0	0.04	1.87	13.9
MRGE	IV	2025-10-19 03:57:38.610	0.010	0	0.01	2.16	2025-10-19 03:57:40.910	0.046	0	-0.01	1.99	15.3
DIX	CH	--:--	-.---	-	-.--	-.--	2025-10-19 03:57:46.636	0.261	2	-1.41	0.17	37.6
RSL	FR	2025-10-19 03:57:42.700	0.018	0	0.06	1.67	2025-10-19 03:57:47.119	0.117	2	-0.62	0.45	38.9
LSD	GU	2025-10-19 03:57:44.509	0.023	0	0.45	0.22	2025-10-19 03:57:50.005	0.163	2	-0.16	1.08	48.6
CIRO	GU	2025-10-19 03:57:45.160	0.074	1	-0.15	1.11	2025-10-19 03:57:51.410	0.159	2	-1.01	0.38	53.0
EMBD	CH	--:--	-.---	-	-.--	-.--	2025-10-19 03:57:56.560	0.220	2	-0.92	0.44	72.7
ORO	IV	--:--	-.---	-	-.--	-.--	2025-10-19 03:57:59.130	0.265	2	-0.35	0.83	79.7
RSP	GU	--:--	-.---	-	-.--	-.--	2025-10-19 03:57:59.619	0.386	2	-0.33	0.81	84.3

RsniPicker₂ - Automatic magnitude (M_L) calculation results

Station	Net	Stat. Mag.	Wood-And. Ampl.	Dist. (km)	Azimuth	Used
REMY	GU	0.40	1.35e-1	13.9	117	SI
MRGE	IV	0.90	2.80e-1	15.3	169	SI
DIX	CH	1.00	8.87e-2	37.6	53	SI
LSD	GU	0.70	2.56e-2	48.6	170	SI
CIRO	GU	0.80	1.50e-2	53.0	127	SI
ORO	IV	0.90	1.29e-2	79.7	111	SI
RSP	GU	0.70	8.58e-3	84.3	167	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.
(°)

BLANC

HHZ

1.9212e-5

2.4778e-6

0.0000e+0

1.3463e-6

2.5268e-6

3.6941e-6

4.5142e-5

3.0898e-6

2.7840e-7

5.1888e-8

11.8

-1

BLANC

HHN

2.3977e-5

3.9258e-6

0.0000e+0

1.4267e-6

2.8089e-6

2.6712e-5

5.6640e-6

3.7186e-7

7.5527e-8

11.8

-1

BLANC

HHE

2.6116e-5

3.8468e-6

0.0000e+0

2.3239e-6

4.1923e-6

6.0988e-6

9.0464e-5

4.5588e-6

5.4698e-7

9.4872e-8

11.8

-1

REMY

HHZ

6.7248e-6

9.1618e-7

0.0000e+0

3.9547e-7

7.5783e-7

1.1094e-6

1.2590e-5

1.2031e-6

1.0633e-7

1.4387e-8

13.9

117

REMY

HHN

1.2163e-5

1.7773e-6

0.0000e+0

5.7596e-7

1.0212e-6

1.7359e-5

1.7319e-6

1.4504e-7

2.4333e-8

13.9

117

REMY

HHE

1.4737e-5

1.8464e-6

0.0000e+0

5.0375e-7

9.2799e-7

1.3581e-6

1.7586e-5

1.4652e-6

1.3475e-7

1.9123e-8

13.9

117

MRGE

HHZ

5.1558e-5

5.1327e-6

0.0000e+0

1.0565e-6

2.1653e-6

3.2548e-6

1.7475e-5

1.5402e-6

1.8959e-7

4.2404e-8

15.3

169

MRGE

HHN

8.9438e-5

9.2689e-6

0.0000e+0

2.0401e-6

4.2964e-6

4.6820e-5

2.6813e-6

3.6867e-7

1.0386e-7

15.3

169

MRGE

HHE

8.8666e-5

7.5586e-6

0.0000e+0

1.7385e-6

3.5934e-6

5.4098e-6

2.8760e-5

2.6448e-6

3.1370e-7

6.9014e-8

15.3

169

DIX

HHZ

1.4720e-5

1.2485e-6

0.0000e+0

1.0151e-6

1.7000e-6

2.3331e-6

2.1094e-5

2.7578e-6

2.0588e-7

3.5701e-8

37.6

DIX

HHN

1.1322e-5

1.4116e-6

0.0000e+0

1.0983e-6

1.9547e-6

2.8711e-5

3.7738e-6

2.6582e-7

3.4284e-8

37.6

DIX

HHE

1.3172e-5

1.8947e-6

0.0000e+0

1.1336e-6

2.1240e-6

3.0611e-6

3.0932e-5

3.1828e-6

2.3122e-7

4.3362e-8

37.6

LSD

HHZ

2.8627e-6

2.7096e-7

0.0000e+0

1.5542e-7

2.8561e-7

4.0259e-7

2.8248e-6

2.6388e-7

3.8071e-8

6.1075e-9

48.6

170

LSD

HHN

5.7251e-6

4.3397e-7

0.0000e+0

1.8140e-7

3.6043e-7

4.9129e-6

3.3729e-7

3.4380e-8

8.1391e-9

48.6

170

LSD

HHE

5.8891e-6

4.5585e-7

0.0000e+0

2.1495e-7

3.9798e-7

5.7003e-7

5.0270e-6

5.7538e-7

3.9847e-8

8.0098e-9

48.6

170

CIRO

HHZ

1.9530e-6

2.3487e-7

0.0000e+0

1.2036e-7

2.2687e-7

3.3570e-7

3.1564e-6

3.9170e-7

2.2206e-8

4.4406e-9

53.0

127

CIRO

HHN

2.1701e-6

2.3480e-7

0.0000e+0

1.4722e-7

2.6574e-7

2.7092e-6

5.1600e-7

2.8537e-8

6.0432e-9

53.0

127

CIRO

HHE

1.7926e-6

2.2350e-7

0.0000e+0

8.2284e-8

1.5729e-7

2.2935e-7

2.3866e-6

2.3541e-7

2.2994e-8

3.6020e-9

53.0

127

RSP

HHZ

5.7508e-7

7.7012e-8

0.0000e+0

6.1052e-8

1.0039e-7

1.3949e-7

1.0898e-6

2.2271e-7

4.1547e-8

3.8633e-9

84.3

167

RSP

HHN

5.7305e-7

9.5600e-8

0.0000e+0

7.6755e-8

1.2635e-7

1.7309e-6

3.2975e-7

3.7757e-8

4.4880e-9

84.3

167

RSP

HHE

6.8593e-7

1.3703e-7

0.0000e+0

9.7616e-8

1.6340e-7

2.3097e-7

2.3973e-6

4.1460e-7

4.6173e-8

4.0990e-9

84.3

167

*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: Alpi Pennine , magnitude (ML): 0.8 2025-10-19 03:57:35 (UTC)

AUTOMATIC Location - Area: Alpi Pennine , magnitude (M_L): 0.8
2025-10-19 03:57:35 (UTC)