RsniPicker2 Automatic Earthquake Location

AUTOMATIC Location - Area: Alpi Pennine , magnitude (M_L): 0.9
2026-10-29 20:27:13 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-10-29 20:30:44

Earthquake info - RsniPicker₂ automatic location

Event - ID :	261029202511
Magnitude (M_L) :	0.9 +/- 0.2
Origin Time :	2026-10-29 20:27:13.17 (UTC)
Location :	Latitude: 46.228 N, Longitude: 7.761 E
Area :	Alpi Pennine
Depth (km) :	13.62
Distances (km) :	33.0 --- Antrona Schieranco (VB) 33.0 --- Macugnaga (VB) 35.0 --- Trasquera (VB) 35.6 --- Bognanco (VB) 37.1 --- Ceppo Morelli (VB) 37.8 --- Varzo (VB) 38.6 --- Vanzone con San Carlo (VB) 38.7 --- Viganella (VB) 39.9 --- Seppiana (VB) 40.1 --- Calasca-Castiglione (VB) 40.2 --- Bannio Anzino (VB) 40.4 --- Valtournenche (AO) 40.6 --- Montescheno (VB) 41.8 --- Carcoforo (VC) 42.2 --- Rima San Giuseppe (VC) 42.6 --- Villadossola (VB) 42.6 --- Crevoladossola (VB) 42.8 --- Domodossola (VB) 43.2 --- Baceno (VB) 43.4 --- Crodo (VB)

Quality location estimate:
Erh: 1.8 km, Erz: 1.9 km, Nf: 22, Gap: 70°, Rms: 0.352 s
Stazioni validate: 13

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.
EMBD	CH	2026-10-29 20:27:16.150	0.012	0	-0.03	1.90	2026-10-29 20:27:17.216	0.046	0	-1.01	0.50	14.7
VANNI	CH	2026-10-29 20:27:17.590	0.014	0	0.62	0.04	2026-10-29 20:27:19.594	0.056	1	0.04	1.83	18.7
SIMPL	CH	2026-10-29 20:27:17.785	0.014	0	-0.33	0.70	2026-10-29 20:27:20.020	0.072	1	-1.46	0.22	24.1
LAUCH	CH	2026-10-29 20:27:17.965	0.068	1	-0.25	0.98	2026-10-29 20:27:21.709	0.075	1	0.05	1.67	24.9
MMK	CH	2026-10-29 20:27:18.695	0.017	0	0.07	1.73	2026-10-29 20:27:21.270	0.086	1	-1.07	0.52	28.6
DIX	CH	2026-10-29 20:27:20.305	0.024	0	0.42	0.11	2026-10-29 20:27:24.261	0.106	2	-0.20	1.25	34.5
FIESA	CH	--:--	-.---	-	-.--	-.--	2026-10-29 20:27:24.094	0.552	3	-1.57	0.28	37.9
SENIN	CH	--:--	-.---	-	-.--	-.--	2026-10-29 20:27:26.375	0.123	2	-0.14	1.40	40.9
SATI	GU	2026-10-29 20:27:21.230	0.024	0	-0.02	1.91	2026-10-29 20:27:25.621	0.166	2	-1.20	0.46	42.4
REMY	GU	2026-10-29 20:27:25.040	0.036	0	-0.03	1.73	2026-10-29 20:27:32.889	0.406	2	-0.46	0.78	65.2
MRGE	IV	2026-10-29 20:27:26.730	0.084	1	0.05	1.50	--:--	-.---	-	-.--	-.--	75.6
LSD	GU	2026-10-29 20:27:30.320	0.052	1	0.07	1.40	2026-10-29 20:27:41.619	0.448	2	-0.64	0.67	99.3
MUGIO	CH	--:--	-.---	-	-.--	-.--	2026-10-29 20:27:43.415	0.376	2	-1.12	0.44	105.4

RsniPicker₂ - Automatic magnitude (M_L) calculation results

Station	Net	Stat. Mag.	Wood-And. Ampl.	Dist. (km)	Azimuth	Used
MMK	CH	0.90	6.11e-2	28.6	141	SI
DIX	CH	0.90	7.62e-2	34.5	239	SI
SATI	GU	1.20	5.91e-2	42.4	168	SI
REMY	GU	1.00	2.91e-2	65.2	227	SI
MRGE	IV	0.90	1.23e-2	75.6	227	SI
LSD	GU	0.60	4.36e-3	99.3	210	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

8.7459e-6

9.0461e-7

0.0000e+0

3.8891e-7

7.8497e-7

1.1722e-6

6.4552e-6

7.9811e-7

6.9946e-8

1.5461e-8

28.6

141

MMK

HHN

1.1326e-5

1.2988e-6

0.0000e+0

3.6849e-7

7.6697e-7

7.5265e-6

8.9433e-7

9.8645e-8

1.8326e-8

28.6

141

MMK

HHE

9.8510e-6

1.0809e-6

0.0000e+0

2.6656e-7

5.8299e-7

9.0039e-7

5.2812e-6

5.5428e-7

6.2854e-8

1.4818e-8

28.6

141

DIX

HHZ

1.0800e-5

1.3125e-6

0.0000e+0

7.9990e-7

1.4100e-6

2.0227e-6

1.6733e-5

1.5017e-6

1.7688e-7

3.4986e-8

34.5

239

DIX

HHN

1.2266e-5

1.3762e-6

0.0000e+0

9.4545e-7

1.6723e-6

1.8061e-5

2.0643e-6

2.2870e-7

3.5348e-8

34.5

239

DIX

HHE

7.2690e-6

7.8801e-7

0.0000e+0

5.5133e-7

9.7919e-7

1.4163e-6

1.3020e-5

1.4912e-6

2.2909e-7

2.5657e-8

34.5

239

SATI

HHZ

7.6636e-6

8.1714e-7

0.0000e+0

3.3277e-7

6.8509e-7

1.0034e-6

5.4291e-6

1.1880e-6

9.8171e-8

1.6254e-8

42.4

168

SATI

HHN

1.4220e-5

1.2982e-6

0.0000e+0

5.1884e-7

1.0737e-6

1.1115e-5

1.1548e-6

1.1230e-7

2.2294e-8

42.4

168

SATI

HHE

1.4202e-5

1.5545e-6

0.0000e+0

6.0845e-7

1.2767e-6

1.8926e-6

2.1023e-5

9.2190e-7

1.5838e-7

3.1644e-8

42.4

168

REMY

HHZ

8.9843e-7

1.7310e-7

0.0000e+0

1.0930e-7

1.9769e-7

2.8731e-7

2.1523e-6

3.6793e-7

7.5230e-8

5.4978e-9

65.2

227

REMY

HHN

1.5396e-6

2.5443e-7

0.0000e+0

2.1026e-7

3.6906e-7

4.2857e-6

8.3766e-7

1.2468e-7

9.1168e-9

65.2

227

REMY

HHE

1.3154e-6

3.0236e-7

0.0000e+0

2.6528e-7

4.6699e-7

6.4685e-7

3.1184e-6

1.2495e-6

1.6095e-7

8.6139e-9

65.2

227

MRGE

HHZ

1.2688e-6

1.0701e-7

0.0000e+0

6.0584e-8

1.2389e-7

1.7927e-7

1.2592e-6

2.6037e-7

6.6833e-8

3.8538e-9

75.6

227

MRGE

HHN

1.6624e-6

1.6703e-7

0.0000e+0

1.0457e-7

2.2927e-7

3.6427e-6

3.3079e-7

1.8225e-7

7.5394e-9

75.6

227

MRGE

HHE

1.4981e-6

1.3429e-7

0.0000e+0

8.3618e-8

1.8036e-7

2.7291e-7

1.6181e-6

3.7595e-7

1.4037e-7

6.1413e-9

75.6

227

LSD

HHZ

4.0687e-7

4.7983e-8

0.0000e+0

2.9553e-8

6.7211e-8

1.0359e-7

9.0628e-7

1.1247e-7

4.7758e-8

3.8729e-9

99.3

210

LSD

HHN

4.5983e-7

4.9449e-8

0.0000e+0

3.2027e-8

6.2482e-8

8.0734e-7

9.3298e-8

3.3246e-8

3.2295e-9

99.3

210

LSD

HHE

5.1900e-7

5.1791e-8

0.0000e+0

3.6915e-8

7.3681e-8

1.1361e-7

9.1122e-7

9.8576e-8

6.2754e-8

3.6844e-9

99.3

210

*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 2026-10-29 20:27:13 (UTC)

AUTOMATIC Location - Area: Alpi Pennine , magnitude (M_L): 0.9
2026-10-29 20:27:13 (UTC)