RSNI - Manually revised location

MANUAL Location - Area: Alpi Cozie , magnitude (M_L): 1.2
2024-12-01 23:13:43 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2024-12-02 09:09:25

Earthquake info - Manual location

Event - ID :	241201231219
Magnitude (M_L) :	1.2 +/- 0.2
Origin Time :	2024-12-01 23:13:43.319 (UTC)
Location :	Latitude: 44.513 N, Longitude: 6.891 E
Area :	Alpi Cozie
Depth (km) :	1.67
Distances (km) :	8.8 --- Acceglio 12.5 --- Bellino 13.4 --- Prazzo 13.4 --- Argentera 16.0 --- Elva 16.4 --- Pontechianale 16.4 --- Canosio 16.6 --- Casteldelfino 17.1 --- Marmora 18.7 --- Stroppo 21.8 --- Pietraporzio 22.8 --- Macra 23.1 --- Celle di Macra 24.2 --- Sambuco 24.8 --- Sampeyre 27.9 --- Castelmagno 29.0 --- San Damiano Macra 29.6 --- Crissolo 29.9 --- Oncino 31.0 --- Ostana

Quality location estimate: Erh: 1 km, Erz: 1.3 km, Nf: 42, Gap: 77 °, Rms: 0.35

Manual location results

Station	Net	P arrival time	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	2024-12-01 23:13:45.590	0.004	0	0.38	1.26	2024-12-01 23:13:46.620	0.024	0	-0.01	1.46	7.4
PZZ	GU	2024-12-01 23:13:47.700	0.009	0	0.38	1.26	2024-12-01 23:13:50.249	0.058	1	0.00	1.42	18.1
ISO	FR	2024-12-01 23:13:51.550	0.025	1	0.60	0.95	2024-12-01 23:13:56.464	0.295	7	0.23	1.18	38.8
OGAG	FR	2024-12-01 23:13:51.507	0.020	0	0.03	1.42	2024-12-01 23:13:57.363	0.040	0	0.14	1.29	41.4
STV	GU	2024-12-01 23:13:52.252	0.020	0	0.25	1.12	2024-12-01 23:13:57.970	0.140	4	-0.11	1.13	45.7
RRL	GU	2024-12-01 23:13:52.280	0.022	1	-0.18	0.99	2024-12-01 23:13:58.590	0.331	7	-0.19	0.91	46.2
BHB	GU	2024-12-01 23:13:52.350	0.023	1	0.03	1.40	2024-12-01 23:13:58.050	0.248	6	-0.56	0.43	46.4
ENR	GU	2024-12-01 23:13:53.910	0.027	1	0.74	0.65	2024-12-01 23:14:00.294	0.200	5	0.22	1.24	52.5
MVIF	FR	2024-12-01 23:13:57.454	0.020	0	0.44	1.19	2024-12-01 23:14:06.500	0.295	7	-0.40	0.67	71.6
TURF	FR	2024-12-01 23:13:57.464	0.020	0	0.60	0.98	2024-12-01 23:14:06.410	0.348	7	-0.07	0.98	71.9
RSP	GU	2024-12-01 23:13:57.970	0.042	2	0.51	1.12	2024-12-01 23:14:08.216	0.040	0	0.76	0.66	76.6
SAOF	FR	2024-12-01 23:13:58.620	0.040	2	0.61	0.96	2024-12-01 23:14:08.110	0.364	8	-0.22	0.85	78.8
GBOS	GU	2024-12-01 23:13:58.440	0.041	2	0.47	1.16	2024-12-01 23:14:08.150	0.247	6	0.00	1.09	81.2
ESCA	FR	2024-12-01 23:13:59.630	0.044	2	0.43	1.19	2024-12-01 23:14:10.318	0.598	9	-0.11	0.78	85.1
BURY	GU	2024-12-01 23:14:01.190	0.054	2	0.00	1.27	2024-12-01 23:14:12.570	0.337	7	-1.14	0.15	97.0
MONC	IV	2024-12-01 23:14:02.791	0.020	0	0.51	1.10	2024-12-01 23:14:17.437	0.040	0	0.87	0.53	102.8
RORO	GU	2024-12-01 23:14:01.590	0.020	0	-0.11	1.14	2024-12-01 23:14:14.870	0.314	7	0.34	1.02	103.5
IMI	GU	2024-12-01 23:14:01.986	0.020	0	0.10	1.30	2024-12-01 23:14:14.954	0.320	7	0.01	1.00	104.2
LSD	GU	2024-12-01 23:14:02.413	0.020	0	-0.08	1.17	2024-12-01 23:14:16.030	0.040	0	0.10	1.17	107.0
CANO	GU	2024-12-01 23:14:03.320	0.057	2	-0.18	1.00	2024-12-01 23:14:16.731	0.422	9	-1.00	0.25	112.2
PCP	GU	2024-12-01 23:14:06.624	0.020	0	0.85	0.50	2024-12-01 23:14:21.429	0.040	0	-0.40	0.68	131.1

Local magnitude (M_L) calculation results

Station	Net	Channels	Stat. Mag.	Wood-And. Ampl.	Dist. (km)	Azimuth
PZZ	GU	HH	1.30	1.07e+0	18.1	92
ISO	FR	HH	0.81	4.85e-2	38.8	161
OGAG	FR	HH	1.06	7.67e-2	41.4	318
STV	GU	HH	1.04	4.04e-2	45.7	131
RRL	GU	HH	1.07	4.26e-2	46.2	350
BHB	GU	HH	0.93	4.12e-2	46.4	39
ENR	GU	HH	1.34	1.25e-1	52.5	127
TURF	FR	HH	1.32	4.43e-2	71.9	146
RSP	GU	HH	0.86	1.45e-2	76.6	23
SAOF	FR	HH	1.13	2.35e-2	78.8	138
ESCA	FR	HH	1.21	2.34e-2	85.1	153
BURY	GU	HH	1.35	2.39e-2	97.0	147
MONC	IV	HH	1.29	2.69e-2	102.8	52
RORO	GU	HH	1.59	3.60e-2	103.5	115
IMI	GU	HH	1.44	3.36e-2	104.2	130
LSD	GU	HH	1.36	1.95e-2	107.0	10
PCP	GU	HH	1.53	1.90e-2	131.1	88

Results of PGA, PGV, IH, spectral amplitudes (SA) values calculation

Station

Net

Channel

PGA
(g)

PGV
(m/s)

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

3.6257e-5

9.5846e-6

6.3689e-6

3.4718e-6

1.8669e-6

1.3299e-4

3.6662e-5

2.0246e-6

2.6041e-7

18.1

PZZ

HHN

3.7004e-5

7.2429e-6

5.8396e-6

2.5650e-6

1.4633e-6

1.2905e-4

3.0389e-5

1.9729e-6

2.2766e-7

18.1

PZZ

HHE

3.8034e-5

1.0398e-5

8.3632e-6

4.3790e-6

2.4261e-6

1.3039e-4

4.2708e-5

2.9611e-6

3.7906e-7

18.1

ISO

HHZ

3.6889e-6

5.5882e-7

4.0967e-7

1.3869e-7

6.4702e-8

1.0991e-5

1.4890e-6

8.1804e-8

1.2821e-8

38.8

161

ISO

HHN

4.0832e-6

5.7203e-7

2.8685e-7

1.0483e-7

5.1788e-8

1.1340e-5

1.2248e-6

6.2940e-8

1.2002e-8

38.8

161

ISO

HHE

3.8123e-6

6.4012e-7

4.8377e-7

2.0586e-7

1.0847e-7

1.0218e-5

3.4254e-6

1.1705e-7

1.8503e-8

38.8

161

OGAG

HHZ

1.2773e-6

4.3393e-7

4.1575e-7

3.4218e-7

2.3322e-7

3.4754e-6

2.0648e-6

2.8463e-7

1.6586e-8

41.4

318

OGAG

HHN

1.4011e-6

4.2476e-7

4.1936e-7

2.7357e-7

1.5806e-7

3.0852e-6

2.9582e-6

2.1431e-7

1.9033e-8

41.4

318

OGAG

HHE

1.3084e-6

5.1862e-7

4.4926e-7

5.9487e-7

3.7091e-7

2.5843e-6

2.3307e-6

3.7757e-7

2.3018e-8

41.4

318

STV

HHZ

3.1186e-6

6.1792e-7

4.3930e-7

1.9876e-7

8.5493e-8

8.6334e-6

2.3621e-6

9.4107e-8

1.4527e-8

45.7

131

STV

HHN

3.5429e-6

6.2030e-7

3.6007e-7

1.3828e-7

7.3992e-8

1.3394e-5

1.2968e-6

9.4064e-8

1.6489e-8

45.7

131

STV

HHE

3.2674e-6

6.0758e-7

3.6689e-7

1.4642e-7

7.5567e-8

1.3035e-5

1.7665e-6

9.9616e-8

1.4458e-8

45.7

131

RRL

HHZ

1.5415e-6

3.4981e-7

2.3250e-7

1.2252e-7

6.4563e-8

4.0393e-6

1.4780e-6

7.1276e-8

7.0321e-9

46.2

350

RRL

HHN

2.2603e-6

4.5609e-7

3.7719e-7

1.9095e-7

7.8568e-8

9.8198e-6

1.8375e-6

1.0137e-7

1.2687e-8

46.2

350

RRL

HHE

1.8955e-6

5.2532e-7

3.6688e-7

1.7877e-7

6.4599e-8

5.9566e-6

2.4387e-6

9.3242e-8

1.4549e-8

46.2

350

BHB

HHZ

7.1638e-6

1.0532e-6

4.7480e-7

1.1265e-7

6.4484e-8

2.6857e-5

1.8371e-6

1.0926e-7

2.0286e-8

46.4

BHB

HHN

4.2668e-6

7.7637e-7

4.7890e-7

1.5929e-7

7.3848e-8

1.4675e-5

1.9873e-6

8.9269e-8

1.6791e-8

46.4

BHB

HHE

5.2377e-6

6.9897e-7

4.1878e-7

1.5520e-7

6.0198e-8

1.2183e-5

1.8783e-6

9.8605e-8

1.5810e-8

46.4

ENR

HHZ

1.2064e-5

1.5257e-6

6.2360e-7

2.8322e-7

1.3573e-7

2.2601e-5

3.2020e-6

1.7469e-7

3.1150e-8

52.5

127

ENR

HHN

2.9279e-5

3.2372e-6

8.6085e-7

4.1370e-7

1.9722e-7

4.6203e-5

4.2018e-6

2.7770e-7

6.1940e-8

52.5

127

ENR

HHE

2.8257e-5

3.2579e-6

1.0631e-6

3.4261e-7

1.8872e-7

3.9816e-5

6.0947e-6

3.1840e-7

6.5983e-8

52.5

127

TURF

HHZ

9.0403e-7

2.4123e-7

2.0660e-7

1.2469e-7

3.7917e-8

2.9626e-6

1.0927e-6

5.1117e-8

6.3244e-9

71.9

146

TURF

HHN

1.6864e-6

3.4249e-7

2.5856e-7

1.2310e-7

5.2115e-8

5.1193e-6

1.0956e-6

6.4386e-8

8.1034e-9

71.9

146

TURF

HHE

1.3190e-6

3.3335e-7

2.9900e-7

2.4205e-7

9.2163e-8

4.9133e-6

1.9806e-6

1.2051e-7

1.4329e-8

71.9

146

RSP

HHZ

5.6067e-7

9.9301e-8

5.3512e-8

2.1808e-8

8.7693e-9

1.8836e-6

2.0590e-7

1.3662e-8

2.2988e-9

76.6

RSP

HHN

1.0052e-6

1.7000e-7

1.1067e-7

3.2144e-8

1.5082e-8

3.0035e-6

5.3674e-7

2.3057e-8

3.9847e-9

76.6

RSP

HHE

9.5483e-7

2.1073e-7

1.2844e-7

3.9714e-8

2.0128e-8

2.7316e-6

6.0372e-7

3.1096e-8

5.3172e-9

76.6

SAOF

HHZ

8.6767e-7

3.0088e-7

2.7908e-7

2.1791e-7

6.8312e-8

1.5626e-6

2.1398e-6

8.4976e-8

9.6253e-9

78.8

138

SAOF

HHN

7.3445e-7

2.5486e-7

1.8489e-7

1.2390e-7

5.2755e-8

2.1707e-6

9.0240e-7

6.6639e-8

6.7943e-9

78.8

138

SAOF

HHE

7.2485e-7

1.9453e-7

1.9545e-7

1.0638e-7

4.9691e-8

2.2494e-6

1.2805e-6

6.0543e-8

6.3871e-9

78.8

138

GBOS

HHZ

2.1500e-6

5.7279e-7

3.5621e-7

1.1540e-7

6.5890e-8

6.4428e-6

2.1825e-6

1.0472e-7

1.5992e-8

81.2

111

GBOS

HHN

2.5737e-6

4.9549e-7

3.5047e-7

1.4001e-7

5.8933e-8

6.7908e-6

1.9782e-6

8.4209e-8

1.2387e-8

81.2

111

GBOS

HHE

3.0022e-6

7.8700e-7

4.5278e-7

1.4548e-7

8.7711e-8

8.1875e-6

2.7793e-6

1.2928e-7

2.1028e-8

81.2

111

ESCA

HHZ

7.7520e-7

1.6699e-7

1.5825e-7

8.8232e-8

6.1860e-8

2.2186e-6

1.0767e-6

8.8460e-8

6.6869e-9

85.1

153

ESCA

HHN

1.4789e-6

3.0814e-7

1.8369e-7

8.9980e-8

4.2201e-8

3.2528e-6

9.2483e-7

5.0079e-8

8.5615e-9

85.1

153

ESCA

HHE

1.1127e-6

2.6911e-7

2.1689e-7

1.0310e-7

5.4889e-8

4.5911e-6

1.5480e-6

6.1078e-8

6.6427e-9

85.1

153

BURY

HHZ

1.7092e-6

2.5394e-7

1.3100e-7

5.6507e-8

3.3422e-8

2.5039e-6

1.1054e-6

5.0236e-8

4.2017e-9

97.0

147

BURY

HHN

2.0606e-6

3.0297e-7

2.0106e-7

1.3832e-7

7.0130e-8

4.0265e-6

1.0277e-6

7.6918e-8

8.8122e-9

97.0

147

BURY

HHE

1.3800e-6

2.2604e-7

1.8034e-7

9.1855e-8

4.2034e-8

4.3154e-6

1.3105e-6

5.7834e-8

6.8870e-9

97.0

147

MONC

HHZ

1.0390e-6

1.9850e-7

1.9766e-7

9.4330e-8

4.5010e-8

2.8402e-6

1.1236e-6

6.6924e-8

6.3164e-9

102.8

MONC

HHN

1.2507e-6

2.8420e-7

2.5289e-7

1.2555e-7

4.4918e-8

2.3960e-6

1.3706e-6

5.7776e-8

7.1707e-9

102.8

MONC

HHE

1.0137e-6

2.4865e-7

2.5216e-7

1.2284e-7

5.7577e-8

2.3055e-6

1.8543e-6

7.2147e-8

7.3415e-9

102.8

RORO

HHZ

1.2339e-6

2.5661e-7

2.0923e-7

8.8404e-8

3.6946e-8

4.7122e-6

1.2674e-6

5.5859e-8

7.7232e-9

103.5

115

RORO

HHN

1.5070e-6

3.5957e-7

3.3487e-7

1.1979e-7

5.3281e-8

5.1726e-6

2.5128e-6

7.1422e-8

9.3723e-9

103.5

115

RORO

HHE

1.1902e-6

2.2657e-7

1.7991e-7

6.2661e-8

3.5305e-8

4.6651e-6

9.4153e-7

4.3752e-8

5.7930e-9

103.5

115

IMI

HHZ

8.9356e-7

1.8764e-7

1.1893e-7

4.5151e-8

2.6572e-8

4.6015e-6

4.1526e-7

3.4261e-8

5.1049e-9

104.2

130

IMI

HHN

1.8372e-6

3.2576e-7

3.2533e-7

1.1526e-7

4.8989e-8

5.5356e-6

2.2758e-6

7.2304e-8

9.9634e-9

104.2

130

IMI

HHE

1.6059e-6

3.6230e-7

2.5359e-7

9.8742e-8

4.4920e-8

4.8702e-6

1.0984e-6

6.0007e-8

8.4365e-9

104.2

130

LSD

HHZ

6.0302e-7

1.4347e-7

1.2985e-7

4.5615e-8

1.8108e-8

1.9108e-6

6.6302e-7

2.2967e-8

3.6016e-9

107.0

LSD

HHN

8.8407e-7

1.9329e-7

1.4644e-7

4.8243e-8

2.5101e-8

2.7447e-6

1.0194e-6

3.5537e-8

5.5000e-9

107.0

LSD

HHE

1.2528e-6

2.9697e-7

2.0884e-7

6.2590e-8

2.7077e-8

3.6857e-6

1.2467e-6

3.6318e-8

7.1379e-9

107.0

CANO

HHZ

1.0973e-6

2.5126e-7

2.1824e-7

7.6143e-8

5.8047e-8

3.1577e-6

1.5219e-6

8.9254e-8

8.3800e-9

112.2

107

CANO

HHN

1.5405e-6

3.8050e-7

3.9307e-7

1.9101e-7

9.9543e-8

3.1039e-6

2.7671e-6

1.7861e-7

1.4731e-8

112.2

107

CANO

HHE

1.6495e-6

4.7167e-7

3.7425e-7

1.5764e-7

8.5273e-8

4.7867e-6

2.4385e-6

1.0992e-7

1.4541e-8

112.2

107

PCP

HHZ

4.7523e-7

1.2509e-7

1.1111e-7

5.0924e-8

2.8136e-8

1.6226e-6

7.0377e-7

4.3172e-8

3.3421e-9

131.1

PCP

HHN

6.0267e-7

1.8174e-7

1.7415e-7

6.3818e-8

2.8983e-8

1.7514e-6

9.5774e-7

4.1294e-8

5.4027e-9

131.1

PCP

HHE

5.4423e-7

1.2790e-7

1.2781e-7

4.5216e-8

2.5969e-8

1.3456e-6

8.6030e-7

3.8841e-8

3.3356e-9

131.1

*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)

MANUAL Location - Area: Alpi Cozie , magnitude (ML): 1.2 2024-12-01 23:13:43 (UTC)

MANUAL Location - Area: Alpi Cozie , magnitude (M_L): 1.2
2024-12-01 23:13:43 (UTC)