RsniPicker2 Automatic Earthquake Location

AUTOMATIC Location - Area: Alpi Pennine , magnitude (M_L): 1.2
2025-12-01 03:10:19 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-12-01 03:14:31

Earthquake info - RsniPicker₂ automatic location

Event - ID :	251201030912
Magnitude (M_L) :	1.2 +/- 0.1
Origin Time :	2025-12-01 03:10:19.75 (UTC)
Location :	Latitude: 45.872 N, Longitude: 7.129 E
Area :	Alpi Pennine
Depth (km) :	4.04
Distances (km) :	6.7 --- Saint-Rhemy-En-Bosses (AO) 8.3 --- Saint-Oyen (AO) 9.6 --- Etroubles (AO) 13.1 --- Allein (AO) 14.2 --- Ollomont (AO) 14.6 --- Morgex (AO) 14.7 --- La Salle (AO) 14.9 --- Courmayeur (AO) 15.0 --- Doues (AO) 16.1 --- Valpelline (AO) 16.3 --- Pre -Saint-Didier (AO) 16.4 --- Gignod (AO) 17.2 --- Roisan (AO) 17.5 --- Saint-Nicolas (AO) 18.1 --- Avise (AO) 18.9 --- Arvier (AO) 19.6 --- Saint-Pierre (AO) 19.8 --- Villeneuve (AO) 19.8 --- Oyace (AO) 19.8 --- Sarre (AO)

Quality location estimate:
Erh: 3.7 km, Erz: 1.8 km, Nf: 15, Gap: 142°, Rms: 0.164 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.
REMY	GU	2025-12-01 03:10:22.870	0.007	0	1.13	0.00	--:--	-.---	-	-.--	-.--	6.0
MRGE	IV	2025-12-01 03:10:22.889	0.008	0	0.01	2.06	2025-12-01 03:10:24.910	0.040	0	-0.04	2.01	13.2
BLANC	GU	2025-12-01 03:10:22.230	0.006	0	-1.43	0.03	--:--	-.---	-	-.--	-.--	15.9
DIX	CH	--:--	-.---	-	-.--	-.--	2025-12-01 03:10:31.184	0.096	1	-0.01	1.62	31.9
RSL	FR	2025-12-01 03:10:26.639	0.019	0	-1.83	0.00	--:--	-.---	-	-.--	-.--	44.3
CIRO	GU	--:--	-.---	-	-.--	-.--	2025-12-01 03:10:35.360	0.137	2	0.12	1.17	45.6
LSD	GU	2025-12-01 03:10:28.480	0.025	0	0.02	1.91	2025-12-01 03:10:34.150	0.138	2	-0.20	1.10	46.1
VANNI	CH	--:--	-.---	-	-.--	-.--	2025-12-01 03:10:36.474	0.157	2	0.03	1.27	52.2
SATI	GU	--:--	-.---	-	-.--	-.--	2025-12-01 03:10:38.389	0.293	2	-0.13	0.98	57.4
EMBD	CH	--:--	-.---	-	-.--	-.--	2025-12-01 03:10:39.686	0.266	2	-0.84	0.32	66.5
LAUCH	CH	2025-12-01 03:10:34.035	0.060	1	-0.06	1.56	--:--	-.---	-	-.--	-.--	78.2
SIMPL	CH	--:--	-.---	-	-.--	-.--	2025-12-01 03:10:44.251	0.330	2	-0.34	0.77	80.0
OGMO	FR	2025-12-01 03:10:33.480	0.041	0	-0.89	0.18	--:--	-.---	-	-.--	-.--	81.7

RsniPicker₂ - Automatic magnitude (M_L) calculation results

Station	Net	Stat. Mag.	Wood-And. Ampl.	Dist. (km)	Azimuth	Used
MRGE	IV	1.10	6.56e-1	13.2	205	SI
DIX	CH	1.50	3.26e-1	31.9	43	SI
CIRO	GU	1.10	3.37e-2	45.6	131	SI
LSD	GU	1.10	7.31e-2	46.1	180	SI
SATI	GU	1.10	2.62e-2	57.4	89	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.
(°)

REMY

HHZ

2.1774e-5

3.1320e-6

0.0000e+0

1.1989e-6

2.0847e-6

2.9500e-6

3.3288e-5

2.7663e-6

2.7534e-7

3.6889e-8

6.0

-1

REMY

HHN

2.6204e-5

3.9896e-6

0.0000e+0

2.2317e-6

4.4951e-6

5.7680e-5

7.0760e-6

5.5636e-7

7.9785e-8

6.0

-1

REMY

HHE

2.1633e-5

3.2106e-6

0.0000e+0

2.0441e-6

3.5678e-6

5.0038e-6

3.3259e-5

5.8655e-6

4.4234e-7

8.1196e-8

6.0

-1

MRGE

HHZ

1.1982e-4

1.1092e-5

0.0000e+0

1.7460e-6

3.4750e-6

5.1989e-6

3.0394e-5

4.5821e-6

3.5593e-7

8.2109e-8

13.2

205

MRGE

HHN

2.5232e-4

2.3665e-5

0.0000e+0

3.8327e-6

8.1030e-6

7.8831e-5

8.2554e-6

7.0696e-7

1.5772e-7

13.2

205

MRGE

HHE

1.9079e-4

1.5358e-5

0.0000e+0

3.0438e-6

6.1920e-6

9.3170e-6

6.5951e-5

6.6457e-6

6.0470e-7

1.3519e-7

13.2

205

BLANC

HHZ

7.6105e-5

9.6269e-6

0.0000e+0

4.3121e-6

8.1015e-6

1.1709e-5

1.3541e-4

1.4230e-5

8.1830e-7

1.5072e-7

15.9

-1

BLANC

HHN

1.3470e-4

1.5095e-5

0.0000e+0

5.7388e-6

1.0394e-5

1.6906e-4

1.9109e-5

1.3381e-6

2.4982e-7

15.9

-1

BLANC

HHE

9.8815e-5

1.0637e-5

0.0000e+0

5.4227e-6

1.0465e-5

1.4845e-5

1.4142e-4

1.7845e-5

1.0324e-6

1.7907e-7

15.9

-1

DIX

HHZ

2.7690e-5

3.8244e-6

0.0000e+0

1.8269e-6

3.2015e-6

4.3943e-6

3.7504e-5

6.6824e-6

4.6412e-7

6.0060e-8

31.9

DIX

HHN

4.7163e-5

5.1515e-6

0.0000e+0

2.0014e-6

3.5449e-6

4.7882e-5

6.2152e-6

4.5483e-7

7.0905e-8

31.9

DIX

HHE

3.1394e-5

4.2699e-6

0.0000e+0

2.2737e-6

4.3488e-6

6.2634e-6

4.3151e-5

7.0180e-6

4.0112e-7

8.7898e-8

31.9

CIRO

HHZ

4.9614e-6

7.2739e-7

0.0000e+0

3.5071e-7

6.6418e-7

9.8588e-7

8.6977e-6

8.7502e-7

5.1825e-8

1.5930e-8

45.6

131

CIRO

HHN

7.3549e-6

7.3767e-7

0.0000e+0

3.6957e-7

7.1595e-7

6.3581e-6

1.2370e-6

7.4893e-8

1.4561e-8

45.6

131

CIRO

HHE

5.0172e-6

5.6806e-7

0.0000e+0

2.2802e-7

4.6779e-7

7.2003e-7

6.6028e-6

5.0393e-7

6.8912e-8

1.1199e-8

45.6

131

LSD

HHZ

9.7901e-6

1.0211e-6

0.0000e+0

4.3303e-7

8.4422e-7

1.2561e-6

9.3798e-6

8.5145e-7

1.1857e-7

2.3742e-8

46.1

180

LSD

HHN

1.4509e-5

1.2134e-6

0.0000e+0

4.4699e-7

9.1683e-7

9.5868e-6

8.7424e-7

8.7968e-8

2.0188e-8

46.1

180

LSD

HHE

1.6853e-5

1.7251e-6

0.0000e+0

5.0090e-7

8.7277e-7

1.1981e-6

1.2993e-5

1.3836e-6

1.1420e-7

1.6569e-8

46.1

180

SATI

HHZ

3.1201e-6

3.4921e-7

0.0000e+0

2.0155e-7

3.7423e-7

5.4229e-7

7.0503e-6

4.4567e-7

3.4698e-8

8.2347e-9

57.4

SATI

HHN

5.2582e-6

6.4068e-7

0.0000e+0

3.2474e-7

6.2012e-7

1.6450e-5

5.3305e-7

5.3069e-8

1.4862e-8

57.4

SATI

HHE

4.9711e-6

5.8728e-7

0.0000e+0

3.5073e-7

6.7476e-7

9.8384e-7

1.2548e-5

4.5720e-7

8.2722e-8

1.2873e-8

57.4

*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: Alpi Pennine , magnitude (ML): 1.2 2025-12-01 03:10:19 (UTC)

AUTOMATIC Location - Area: Alpi Pennine , magnitude (M_L): 1.2
2025-12-01 03:10:19 (UTC)