RsniPicker2 Automatic Earthquake Location

AUTOMATIC Location - Area: Alpi Cozie , magnitude (M_L): 0.6
2026-05-26 20:41:45 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-05-26 20:46:14

Earthquake info - RsniPicker₂ automatic location

Event - ID :	260526204031
Magnitude (M_L) :	0.6 +/- 0.2
Origin Time :	2026-05-26 20:41:45.13 (UTC)
Location :	Latitude: 44.501 N, Longitude: 6.682 E
Area :	Alpi Cozie
Depth (km) :	12.52
Distances (km) :	23.4 --- Argentera (CN) 24.7 --- Acceglio (CN) 28.1 --- Bellino (CN) 29.7 --- Prazzo (CN) 30.7 --- Pontechianale (CN) 32.2 --- Canosio (CN) 32.4 --- Casteldelfino (CN) 32.7 --- Elva (CN) 32.9 --- Pietraporzio (CN) 33.1 --- Marmora (CN) 35.4 --- Stroppo (CN) 36.1 --- Sambuco (CN) 39.5 --- Macra (CN) 39.6 --- Celle di Macra (CN) 41.3 --- Sampeyre (CN) 43.4 --- Castelmagno (CN) 43.8 --- Crissolo (CN) 44.6 --- Vinadio (CN) 44.9 --- Oncino (CN) 45.6 --- Ostana (CN)

Quality location estimate:
Erh: 1.5 km, Erz: 2.1 km, Nf: 10, Gap: 220°, Rms: 0.102 s
Stazioni validate: 6

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.
SURF	FR	2026-05-26 20:41:48.669	0.010	0	0.00	1.59	2026-05-26 20:41:49.380	0.334	2	-1.88	0.00	16.4
PZZ	GU	2026-05-26 20:41:52.529	0.021	0	0.27	0.66	2026-05-26 20:41:57.310	0.107	2	-0.03	1.36	36.6
RRL	GU	2026-05-26 20:41:54.570	0.026	0	0.00	1.56	2026-05-26 20:42:01.059	0.296	2	-0.14	0.91	49.1
BHB	GU	--:--	-.---	-	-.--	-.--	2026-05-26 20:42:03.910	0.193	2	0.09	1.12	60.4
MVIF	FR	--:--	-.---	-	-.--	-.--	2026-05-26 20:42:09.580	0.232	2	-0.08	0.96	78.0
MGRO	GU	2026-05-26 20:42:03.650	0.126	2	0.03	1.24	2026-05-26 20:42:16.240	0.517	3	-0.24	0.60	103.9

RsniPicker₂ - Automatic magnitude (M_L) calculation results

Station	Net	Stat. Mag.	Wood-And. Ampl.	Dist. (km)	Azimuth	Used
PZZ	GU	0.60	5.07e-2	36.6	89	SI
RRL	GU	0.30	6.75e-3	49.1	10	SI
BHB	GU	0.70	1.50e-2	60.4	51	SI
MGRO	GU	0.60	3.71e-3	103.9	119	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.
(°)

PZZ

HHZ

5.2571e-6

6.4000e-7

0.0000e+0

4.1393e-7

7.2915e-7

1.0372e-6

1.8833e-5

1.0874e-6

6.3378e-8

1.4255e-8

36.6

PZZ

HHN

6.0348e-6

9.4327e-7

0.0000e+0

5.1004e-7

9.2101e-7

1.1846e-5

1.4219e-6

1.2307e-7

1.5187e-8

36.6

PZZ

HHE

4.3244e-6

6.4437e-7

0.0000e+0

5.1580e-7

8.4870e-7

1.1649e-6

1.2435e-5

1.8147e-6

9.7692e-8

1.6949e-8

36.6

RRL

HHZ

6.2449e-7

8.9765e-8

0.0000e+0

5.3039e-8

1.0105e-7

1.4492e-7

1.8964e-6

1.0832e-7

2.7408e-8

2.5346e-9

49.1

RRL

HHN

6.0664e-7

1.0042e-7

0.0000e+0

7.8253e-8

1.3695e-7

2.4003e-6

2.7810e-7

2.1396e-8

2.9883e-9

49.1

RRL

HHE

6.7841e-7

8.3014e-8

0.0000e+0

6.4008e-8

1.1344e-7

1.5632e-7

1.5060e-6

1.9197e-7

2.9252e-8

2.5344e-9

49.1

BHB

HHZ

8.7479e-7

1.4575e-7

0.0000e+0

1.0325e-7

2.1248e-7

3.3500e-7

2.8811e-6

2.9610e-7

2.3925e-7

8.3408e-9

60.4

BHB

HHN

7.5131e-7

1.2681e-7

0.0000e+0

1.0796e-7

1.9356e-7

2.1399e-6

3.4399e-7

1.0620e-7

4.8434e-9

60.4

BHB

HHE

7.8751e-7

1.5590e-7

0.0000e+0

1.0272e-7

2.1439e-7

3.3008e-7

2.3476e-6

2.9337e-7

1.6274e-7

5.8198e-9

60.4

MGRO

HHZ

1.3911e-7

1.9161e-8

0.0000e+0

1.8272e-8

3.8246e-8

5.3783e-8

2.7917e-7

7.1964e-8

1.7951e-8

2.1975e-9

103.9

119

MGRO

HHN

2.1442e-7

3.2596e-8

0.0000e+0

2.6491e-8

5.0603e-8

5.4269e-7

1.3462e-7

2.6325e-8

1.8238e-9

103.9

119

MGRO

HHE

1.8606e-7

2.5783e-8

0.0000e+0

2.2367e-8

4.5775e-8

6.2167e-8

4.7377e-7

1.0807e-7

1.9255e-8

1.8546e-9

103.9

119

*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 Cozie , magnitude (ML): 0.6 2026-05-26 20:41:45 (UTC)

AUTOMATIC Location - Area: Alpi Cozie , magnitude (M_L): 0.6
2026-05-26 20:41:45 (UTC)