RsniPicker2 Automatic Earthquake Location

AUTOMATIC Location - Area: Alpi Pennine , magnitude (M_L): 0.9
2025-10-19 00:45:44 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-10-19 00:50:14

Earthquake info - RsniPicker₂ automatic location

Event - ID :	251019004519
Magnitude (M_L) :	0.9 +/- 0.2
Origin Time :	2025-10-19 00:45:44.959 (UTC)
Location :	Latitude: 45.919 N, Longitude: 7.029 E
Area :	Alpi Pennine
Depth (km) :	6.96
Distances (km) :	14.7 --- Courmayeur (AO) 15.9 --- Saint-Rhemy-En-Bosses (AO) 17.6 --- Pre -Saint-Didier (AO) 17.6 --- Saint-Oyen (AO) 17.9 --- Morgex (AO) 19.0 --- Etroubles (AO) 19.5 --- La Salle (AO) 22.5 --- Allein (AO) 23.1 --- Ollomont (AO) 23.2 --- La Thuile (AO) 24.3 --- Doues (AO) 24.9 --- Avise (AO) 24.9 --- Saint-Nicolas (AO) 25.3 --- Valpelline (AO) 25.8 --- Gignod (AO) 26.2 --- Arvier (AO) 26.6 --- Roisan (AO) 27.8 --- Villeneuve (AO) 28.0 --- Saint-Pierre (AO) 28.2 --- Introd (AO)

Quality location estimate:
Erh: 1.8 km, Erz: 1.3 km, Nf: 19, Gap: 183°, Rms: 0.366 s
Stazioni validate: 12

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 00:45:48.330	0.006	0	0.00	1.85	2025-10-19 00:45:49.880	0.379	2	-0.70	0.82	13.1
REMY	GU	2025-10-19 00:45:48.930	0.008	0	0.32	0.43	2025-10-19 00:45:51.020	0.046	0	-0.05	1.74	15.1
MRGE	IV	2025-10-19 00:45:48.950	0.008	0	0.01	1.81	2025-10-19 00:45:50.758	0.055	1	-0.87	0.84	18.2
DIX	CH	--:--	-.---	-	-.--	-.--	2025-10-19 00:45:57.220	0.105	2	0.01	1.45	35.1
RSL	FR	2025-10-19 00:45:52.700	0.019	0	-0.11	1.43	2025-10-19 00:45:57.139	0.123	2	-1.02	0.71	41.1
LSD	GU	2025-10-19 00:45:54.619	0.025	0	0.13	1.08	2025-10-19 00:46:00.210	0.157	2	-0.82	0.80	52.3
VANNI	CH	--:--	-.---	-	-.--	-.--	2025-10-19 00:46:01.560	0.188	2	-0.78	0.78	54.9
CIRO	GU	2025-10-19 00:45:55.220	0.032	0	-0.22	0.93	2025-10-19 00:46:01.410	0.166	2	-1.40	0.25	55.2
SATI	GU	--:--	-.---	-	-.--	-.--	2025-10-19 00:46:05.180	0.421	2	-0.59	0.87	65.6
EMBD	CH	--:--	-.---	-	-.--	-.--	2025-10-19 00:46:06.500	0.214	2	-0.25	1.05	70.6
ORO	IV	--:--	-.---	-	-.--	-.--	2025-10-19 00:46:09.140	0.248	2	-0.55	0.88	81.1
RSP	GU	2025-10-19 00:46:00.630	0.043	0	0.33	0.60	2025-10-19 00:46:09.870	0.264	2	-0.94	0.70	88.0

RsniPicker₂ - Automatic magnitude (M_L) calculation results

Station	Net	Stat. Mag.	Wood-And. Ampl.	Dist. (km)	Azimuth	Used
REMY	GU	0.50	1.37e-1	15.1	132	SI
MRGE	IV	1.20	4.32e-1	18.2	171	SI
DIX	CH	1.00	1.03e-1	35.1	58	SI
LSD	GU	1.00	4.01e-2	52.3	171	SI
CIRO	GU	0.90	1.60e-2	55.2	130	SI
SATI	GU	0.90	1.12e-2	65.6	94	SI
ORO	IV	0.90	1.42e-2	81.1	113	SI
RSP	GU	0.90	1.15e-2	88.0	168	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

2.3641e-5

3.3077e-6

0.0000e+0

1.4327e-6

2.8412e-6

4.2381e-6

4.8746e-5

3.1573e-6

2.7214e-7

6.2504e-8

13.1

-1

BLANC

HHN

4.0853e-5

4.7272e-6

0.0000e+0

1.3346e-6

2.4025e-6

4.6761e-5

3.4995e-6

2.4192e-7

5.5069e-8

13.1

-1

BLANC

HHE

3.4833e-5

4.8952e-6

0.0000e+0

2.1158e-6

4.0932e-6

6.1535e-6

6.8231e-5

4.5379e-6

4.9499e-7

1.0093e-7

13.1

-1

REMY

HHZ

9.3129e-6

9.5402e-7

0.0000e+0

3.6603e-7

6.8320e-7

9.9312e-7

1.2304e-5

1.2041e-6

1.2147e-7

1.4122e-8

15.1

132

REMY

HHN

1.2058e-5

1.7056e-6

0.0000e+0

5.8891e-7

1.0621e-6

1.5181e-5

1.7027e-6

1.4407e-7

2.2138e-8

15.1

132

REMY

HHE

1.4944e-5

2.1474e-6

0.0000e+0

4.8608e-7

8.7995e-7

1.2583e-6

1.4029e-5

1.3344e-6

1.1797e-7

1.7463e-8

15.1

132

MRGE

HHZ

9.1767e-5

8.8200e-6

0.0000e+0

2.6288e-6

5.3488e-6

8.0296e-6

4.3403e-5

3.8898e-6

4.8143e-7

1.1750e-7

18.2

171

MRGE

HHN

1.6569e-4

1.5127e-5

0.0000e+0

4.9002e-6

9.9691e-6

1.2173e-4

6.9007e-6

9.5061e-7

2.1396e-7

18.2

171

MRGE

HHE

1.4848e-4

1.2317e-5

0.0000e+0

4.0436e-6

8.1651e-6

1.2221e-5

7.1320e-5

6.1024e-6

7.7009e-7

1.6489e-7

18.2

171

DIX

HHZ

1.8592e-5

1.6323e-6

0.0000e+0

1.0543e-6

1.7633e-6

2.4786e-6

2.3350e-5

3.5297e-6

1.7078e-7

3.2058e-8

35.1

DIX

HHN

1.2065e-5

1.6154e-6

0.0000e+0

9.8430e-7

1.8634e-6

2.0852e-5

4.3328e-6

1.9870e-7

4.5426e-8

35.1

DIX

HHE

1.7229e-5

2.4203e-6

0.0000e+0

1.1707e-6

2.1725e-6

3.1912e-6

3.4463e-5

2.9601e-6

1.7100e-7

4.4046e-8

35.1

LSD

HHZ

4.7703e-6

5.6538e-7

0.0000e+0

2.3779e-7

4.4323e-7

6.2996e-7

3.5541e-6

4.2836e-7

4.8653e-8

8.6077e-9

52.3

171

LSD

HHN

8.4652e-6

8.4301e-7

0.0000e+0

2.8625e-7

5.8449e-7

6.5478e-6

4.8780e-7

4.2125e-8

1.1619e-8

52.3

171

LSD

HHE

8.5199e-6

8.0223e-7

0.0000e+0

2.7440e-7

5.2724e-7

7.6881e-7

6.2278e-6

8.1639e-7

5.0949e-8

1.1697e-8

52.3

171

CIRO

HHZ

2.0898e-6

2.7361e-7

0.0000e+0

1.4739e-7

2.7837e-7

4.1392e-7

3.7201e-6

4.6703e-7

2.5620e-8

5.6660e-9

55.2

130

CIRO

HHN

4.4797e-6

3.1346e-7

0.0000e+0

1.7406e-7

3.0388e-7

2.9091e-6

5.5824e-7

3.1116e-8

5.9824e-9

55.2

130

CIRO

HHE

2.1130e-6

2.5638e-7

0.0000e+0

9.4583e-8

1.8845e-7

2.8354e-7

2.5570e-6

2.6753e-7

3.8673e-8

5.0701e-9

55.2

130

SATI

HHZ

1.0945e-6

1.2830e-7

0.0000e+0

5.3242e-8

1.0295e-7

1.5389e-7

1.8727e-6

1.2185e-7

2.3147e-8

4.0827e-9

65.6

SATI

HHN

2.8936e-6

3.2215e-7

0.0000e+0

1.5637e-7

3.1458e-7

6.4637e-6

2.8371e-7

3.8736e-8

5.7760e-9

65.6

SATI

HHE

2.4103e-6

3.1593e-7

0.0000e+0

1.4386e-7

2.8043e-7

4.1645e-7

6.1271e-6

2.4089e-7

9.2273e-8

5.8451e-9

65.6

RSP

HHZ

7.8642e-7

1.0794e-7

0.0000e+0

8.2906e-8

1.3941e-7

1.9595e-7

1.6393e-6

2.9657e-7

3.5497e-8

3.6947e-9

88.0

168

RSP

HHN

9.1711e-7

1.5191e-7

0.0000e+0

1.1101e-7

1.9227e-7

2.4224e-6

4.1698e-7

3.8323e-8

4.1307e-9

88.0

168

RSP

HHE

1.1836e-6

2.1029e-7

0.0000e+0

1.4085e-7

2.3972e-7

3.3482e-7

3.8341e-6

5.6552e-7

3.4481e-8

4.5602e-9

88.0

168

*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): 0.9 2025-10-19 00:45:44 (UTC)

AUTOMATIC Location - Area: Alpi Pennine , magnitude (M_L): 0.9
2025-10-19 00:45:44 (UTC)