RsniPicker2 Automatic Earthquake Location

AUTOMATIC Location - Area: Langhe , magnitude (M_L): 1.2
2026-01-07 04:46:24 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-01-07 04:49:56

Earthquake info - RsniPicker₂ automatic location

Event - ID :	260107044503
Magnitude (M_L) :	1.2 +/- 0.5
Origin Time :	2026-01-07 04:46:24.549 (UTC)
Location :	Latitude: 44.718 N, Longitude: 8.338 E
Area :	Langhe
Depth (km) :	26.90
Distances (km) :	1.1 --- Rocchetta Palafea (AT) 2.2 --- Calamandrana (AT) 3.5 --- Castel Boglione (AT) 4.0 --- Canelli (AT) 4.2 --- Cassinasco (AT) 4.7 --- Montabone (AT) 5.2 --- Sessame (AT) 5.3 --- San Marzano Oliveto (AT) 6.2 --- Castel Rocchero (AT) 6.6 --- Bistagno (AL) 6.7 --- Nizza Monferrato (AT) 7.0 --- Bubbio (AT) 7.0 --- Moasca (AT) 7.7 --- Monastero Bormida (AT) 7.8 --- Fontanile (AT) 8.2 --- Loazzolo (AT) 8.4 --- Castelletto Molina (AT) 8.6 --- Santo Stefano Belbo (CN) 8.9 --- Terzo (AL) 8.9 --- Vaglio Serra (AT)

Quality location estimate:
Erh: 1.9 km, Erz: 2.2 km, Nf: 11, Gap: 104°, Rms: 0.39 s
Stazioni validate: 7

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.
PCP	GU	2026-01-07 04:46:31.350	0.181	2	0.11	1.57	2026-01-07 04:46:35.470	0.301	2	-0.57	1.38	37.1
MONC	IV	--:--	-.---	-	-.--	-.--	2026-01-07 04:46:44.860	0.177	2	-0.34	1.70	57.8
GBOS	GU	--:--	-.---	-	-.--	-.--	2026-01-07 04:46:45.389	0.212	2	0.00	1.75	71.3
GORR	GU	--:--	-.---	-	-.--	-.--	2026-01-07 04:46:48.779	0.539	3	-0.46	1.39	81.1
MSSA	IV	--:--	-.---	-	-.--	-.--	2026-01-07 04:46:52.520	0.850	3	-1.87	0.36	107.0
ISO	FR	2026-01-07 04:46:38.450	1.134	3	-5.37	0.01	2026-01-07 04:46:57.259	0.420	2	-0.72	1.19	121.3
LSD	GU	2026-01-07 04:45:35.720	0.218	2	-68.67	0.00	--:--	-.---	-	-.--	-.--	128.3
VARE	IV	2026-01-07 04:47:11.760	0.065	1	25.43	0.00	--:--	-.---	-	-.--	-.--	135.0
FIESA	CH	2026-01-07 04:46:53.650	0.097	1	0.06	1.65	--:--	-.---	-	-.--	-.--	193.7

RsniPicker₂ - Automatic magnitude (M_L) calculation results

Station	Net	Stat. Mag.	Wood-And. Ampl.	Dist. (km)	Azimuth	Used
PCP	GU	0.20	1.41e-2	37.1	140	SI
GBOS	GU	1.30	2.21e-2	71.3	217	SI
GORR	GU	1.00	1.74e-2	81.1	99	SI
MSSA	IV	1.40	2.32e-2	107.0	115	SI
ISO	FR	1.40	1.71e-2	121.3	240	SI
LSD	GU	1.70	2.95e-2	128.3	311	SI
VARE	IV	1.50	1.63e-2	135.0	15	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.
(°)

PCP

HHZ

1.2069e-7

6.5957e-8

0.0000e+0

1.4399e-8

7.2005e-8

1.9556e-7

2.0535e-7

8.0157e-8

1.2043e-7

1.6110e-8

37.1

140

PCP

HHN

1.2840e-7

7.3421e-8

0.0000e+0

1.4979e-8

8.3247e-8

2.6696e-7

6.6451e-8

1.2591e-7

1.3316e-8

37.1

140

PCP

HHE

1.2182e-7

7.0513e-8

0.0000e+0

1.4472e-8

7.2896e-8

2.0337e-7

2.1725e-7

8.3322e-8

1.3811e-7

1.1892e-8

37.1

140

MONC

HHZ

4.5184e-7

1.2618e-7

0.0000e+0

5.9979e-8

1.6501e-7

3.2795e-7

7.3912e-7

2.3629e-7

1.5650e-7

2.7186e-8

57.8

-1

MONC

HHN

5.9615e-7

1.3703e-7

0.0000e+0

7.5152e-8

2.0430e-7

7.7809e-7

4.0002e-7

1.3731e-7

2.8977e-8

57.8

-1

MONC

HHE

1.1562e-5

2.0821e-6

0.0000e+0

1.7885e-6

3.6834e-6

5.0746e-6

2.2096e-5

9.2708e-6

1.1167e-6

8.3660e-8

57.8

-1

GBOS

HHZ

2.9490e-7

1.5356e-7

0.0000e+0

3.3773e-8

1.6419e-7

3.6710e-7

6.6837e-7

1.2894e-7

2.1951e-7

4.6019e-8

71.3

217

GBOS

HHN

3.5802e-7

1.2434e-7

0.0000e+0

3.0146e-8

1.2824e-7

5.0974e-7

1.4519e-7

1.6056e-7

3.4519e-8

71.3

217

GBOS

HHE

3.3597e-7

1.0369e-7

0.0000e+0

2.6455e-8

1.3835e-7

2.8808e-7

6.5703e-7

1.0373e-7

1.6773e-7

4.1153e-8

71.3

217

GORR

HHZ

8.8884e-7

1.1963e-7

0.0000e+0

3.2540e-8

1.0088e-7

2.4047e-7

6.9147e-7

9.8778e-8

1.2467e-7

2.9056e-8

81.1

GORR

HHN

3.9528e-7

1.0609e-7

0.0000e+0

2.4376e-8

9.4113e-8

5.7864e-7

1.0707e-7

1.0285e-7

2.0804e-8

81.1

GORR

HHE

4.1109e-7

1.1072e-7

0.0000e+0

4.7052e-8

1.2580e-7

2.7328e-7

1.1885e-6

1.1759e-7

1.2337e-7

2.3153e-8

81.1

MSSA

HHZ

9.1645e-8

3.6190e-8

0.0000e+0

4.8192e-9

3.7095e-8

9.6735e-8

8.0591e-8

2.4791e-8

4.6017e-8

1.0363e-8

107.0

115

MSSA

HHN

5.6712e-7

6.2453e-8

0.0000e+0

2.0837e-8

5.4196e-8

3.2103e-7

4.3192e-8

5.6852e-8

9.9927e-9

107.0

115

MSSA

HHE

1.9755e-7

4.8868e-8

0.0000e+0

7.4855e-9

3.4020e-8

1.0861e-7

1.0792e-7

3.1381e-8

7.4636e-8

1.0341e-8

107.0

115

ISO

HHZ

2.3714e-7

4.8942e-8

0.0000e+0

1.6594e-8

5.6957e-8

1.2872e-7

4.6771e-7

5.2454e-8

7.2677e-8

1.5103e-8

121.3

240

ISO

HHN

2.3149e-7

4.0682e-8

0.0000e+0

1.6113e-8

5.2671e-8

4.4965e-7

6.1707e-8

7.1906e-8

1.4946e-8

121.3

240

ISO

HHE

1.8070e-7

6.8953e-8

0.0000e+0

1.7618e-8

5.1178e-8

1.0723e-7

4.2579e-7

5.4684e-8

6.8517e-8

1.0298e-8

121.3

240

LSD

HHZ

3.6098e-6

3.4424e-7

0.0000e+0

1.4315e-7

2.9912e-7

4.4702e-7

2.0227e-6

3.3413e-7

3.9304e-8

6.7954e-9

128.3

311

LSD

HHN

4.6028e-6

5.0393e-7

0.0000e+0

2.1380e-7

4.4118e-7

4.0918e-6

4.0552e-7

3.7838e-8

1.1841e-8

128.3

311

LSD

HHE

7.9648e-6

8.2677e-7

0.0000e+0

3.6502e-7

7.7046e-7

1.1658e-6

4.4596e-6

9.0928e-7

7.4330e-8

1.7393e-8

128.3

311

VARE

HHZ

4.0906e-5

6.9383e-6

0.0000e+0

4.9634e-6

8.4326e-6

1.1837e-5

6.9014e-5

1.1218e-5

6.5470e-7

1.4441e-7

135.0

VARE

HHN

5.2270e-5

8.9063e-6

0.0000e+0

6.1221e-6

1.0365e-5

1.0136e-4

1.4873e-5

7.9824e-7

1.8220e-7

135.0

VARE

HHE

1.6152e-5

2.1498e-6

0.0000e+0

1.2755e-6

2.2242e-6

3.1642e-6

3.7168e-5

1.8897e-6

1.9928e-7

4.5792e-8

135.0

*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: Langhe , magnitude (ML): 1.2 2026-01-07 04:46:24 (UTC)

AUTOMATIC Location - Area: Langhe , magnitude (M_L): 1.2
2026-01-07 04:46:24 (UTC)