MANUAL Location - Area: Alpi Cozie , magnitude (ML): 1.1
2025-01-18 01:01:28 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-01-18 10:08:48

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Earthquake info - Manual location
Event - ID :250118010102
Magnitude (ML) :1.1 +/- 0.2
Origin Time :2025-01-18 01:01:28.034 (UTC)
Location : Latitude: 44.495 N, Longitude: 6.908 E
Area :Alpi Cozie
Depth (km) :3.20
Distances (km) : 6.8 --- Acceglio
11.1 --- Argentera
11.7 --- Prazzo
12.9 --- Bellino
14.4 --- Canosio
15.2 --- Marmora
15.2 --- Elva
16.7 --- Casteldelfino
17.1 --- Pontechianale
17.4 --- Stroppo
19.4 --- Pietraporzio
21.4 --- Macra
21.5 --- Celle di Macra
21.8 --- Sambuco
24.2 --- Sampeyre
25.9 --- Castelmagno
27.5 --- San Damiano Macra
29.5 --- Vinadio
30.1 --- Cartignano
30.2 --- Oncino

Quality location estimate: Erh: 1.2 km, Erz: 1.9 km, Nf: 36, Gap: 68 °, Rms: 0.30


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.
SURFFR2025-01-18 01:01:30.1900.0040-0.031.632025-01-18 01:01:31.2300.0250-0.630.408.4
PZZGU2025-01-18 01:01:32.3500.00900.431.102025-01-18 01:01:34.7800.05910.011.6317.2
ISOFR2025-01-18 01:01:35.6100.01900.441.082025-01-18 01:01:39.8900.1123-0.181.1236.6
STVGU2025-01-18 01:01:36.2600.02210.061.612025-01-18 01:01:41.9700.13540.091.4043.4
OGAGFR2025-01-18 01:01:36.5500.02610.011.632025-01-18 01:01:41.8000.2757-0.770.4543.9
BHBGU2025-01-18 01:01:37.5200.02410.480.912025-01-18 01:01:43.1750.2547-0.181.0847.3
RRLGU2025-01-18 01:01:37.2500.0241-0.220.892025-01-18 01:01:43.3600.3397-0.740.5148.6
ENRGU2025-01-18 01:01:37.4400.02610.041.602025-01-18 01:01:43.6790.3207-0.230.9950.3
MVIFFR2025-01-18 01:01:41.1880.0200-0.021.502025-01-18 01:01:49.7400.4469-0.950.4169.4
OGDIFR2025-01-18 01:01:42.2510.02001.040.012025-01-18 01:01:50.9580.04000.161.3269.4
TURFFR2025-01-18 01:01:41.3240.02000.281.202025-01-18 01:01:50.0500.2126-0.201.0569.5
SAOFFR2025-01-18 01:01:42.3270.02000.131.432025-01-18 01:01:51.0920.0400-1.020.2976.4
RSPGU2025-01-18 01:01:42.5400.03910.281.212025-01-18 01:01:51.6400.5179-0.680.6078.0
GBOSGU2025-01-18 01:01:42.5400.04020.301.192025-01-18 01:01:52.3100.24460.251.1079.3
OGMOFR2025-01-18 01:01:43.5600.02000.500.822025-01-18 01:01:52.6200.3437-1.130.2881.3
ESCAFR2025-01-18 01:01:43.8100.04220.430.982025-01-18 01:01:53.4900.5099-0.710.5882.7
MGROGU2025-01-18 01:01:43.8490.0200-0.221.002025-01-18 01:01:55.1010.0400-0.250.9987.6
LSDGU2025-01-18 01:01:47.5300.05420.181.342025-01-18 01:02:00.3600.5699-0.540.67108.8


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth
PZZ GUHH1.401.49e+017.285
ISO FRHH0.764.85e-236.6162
STV GUHH1.074.82e-243.4130
OGAG FRHH1.117.67e-243.9318
BHB GUHH0.933.99e-247.336
RRL GUHH1.215.28e-248.6349
ENR GUHH1.381.48e-150.3126
TURF FRHH1.092.79e-269.5146
SAOF FRHH0.951.67e-276.4137
RSP GUHH0.811.23e-278.021
ESCA FRHH1.242.68e-282.7153
MGRO GUHH1.242.39e-287.6125
LSD GUHH1.452.28e-2108.89


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 GUHHZ1.1126e-42.4387e-51.1832e-52.6015e-61.5818e-64.5604e-43.6093e-52.5932e-65.2166e-717.285
PZZ GUHHN1.5093e-42.8731e-51.2298e-52.7863e-61.5404e-65.6387e-43.9580e-52.8935e-66.5526e-717.285
PZZ GUHHE9.6560e-52.0601e-51.4595e-53.7025e-61.8811e-63.4807e-45.9101e-52.7654e-64.7539e-717.285
ISO FRHHZ6.4174e-61.0035e-64.8133e-71.2462e-77.0908e-81.0360e-51.7880e-61.2093e-72.6074e-836.6162
ISO FRHHN5.7121e-68.3231e-73.9954e-71.1974e-76.2743e-81.4088e-51.4762e-68.2175e-81.7422e-836.6162
ISO FRHHE5.4204e-68.7483e-74.3304e-71.4754e-77.4396e-81.6265e-52.3098e-61.0271e-71.6382e-836.6162
STV GUHHZ4.1540e-66.0312e-74.0058e-71.2870e-76.3885e-81.0701e-51.5176e-68.9354e-81.3388e-843.4130
STV GUHHN5.5093e-66.4706e-73.3927e-71.2555e-75.5702e-81.2535e-51.3621e-68.6212e-81.5782e-843.4130
STV GUHHE5.3922e-67.8113e-73.7919e-71.3177e-75.5368e-81.9319e-51.4938e-68.7046e-81.7837e-843.4130
OGAG FRHHZ2.2077e-64.7607e-75.1236e-72.1931e-78.5248e-87.3451e-62.6113e-61.0903e-71.2877e-843.9318
OGAG FRHHN2.0490e-65.5875e-75.1669e-71.7931e-78.2953e-85.6043e-62.4408e-61.1938e-71.4907e-843.9318
OGAG FRHHE1.8624e-66.7590e-76.0687e-73.6760e-71.4924e-73.5573e-63.7765e-61.6059e-71.9882e-843.9318
BHB GUHHZ5.0698e-67.8704e-73.5271e-78.9237e-85.0513e-81.6204e-51.3209e-68.6923e-81.7717e-847.336
BHB GUHHN3.0030e-65.0205e-73.7784e-71.0199e-74.5031e-89.2642e-61.6420e-67.7014e-81.3432e-847.336
BHB GUHHE3.6149e-65.9808e-72.9516e-78.8367e-84.1053e-81.0120e-51.0573e-67.0652e-81.3152e-847.336
RRL GUHHZ1.8846e-63.6780e-72.3438e-79.1503e-84.4671e-88.1467e-69.7556e-77.3013e-87.5333e-948.6349
RRL GUHHN4.6071e-67.7759e-75.4372e-71.7347e-78.2623e-81.4147e-52.2514e-61.2322e-71.8224e-848.6349
RRL GUHHE3.4215e-67.9757e-75.1032e-71.7458e-77.9881e-81.4032e-52.4117e-61.0043e-71.9394e-848.6349
ENR GUHHZ1.6615e-51.8854e-65.7678e-71.7828e-79.8502e-82.9588e-52.0616e-61.6176e-73.6157e-850.3126
ENR GUHHN4.6496e-54.5740e-61.0521e-63.4633e-71.7644e-74.6960e-54.5182e-63.7649e-78.6528e-850.3126
ENR GUHHE5.5678e-54.7484e-61.2042e-63.0751e-71.8958e-75.1431e-55.5402e-64.1248e-79.4761e-850.3126
TURF FRHHZ1.1956e-62.1816e-71.8111e-77.4166e-83.5576e-84.6550e-67.5551e-76.9495e-86.2858e-969.5146
TURF FRHHN2.2759e-64.3318e-72.7368e-77.7748e-84.0758e-87.6935e-61.0030e-66.3492e-89.4940e-969.5146
TURF FRHHE1.6569e-63.1342e-72.3970e-71.0014e-75.0742e-85.4902e-61.0789e-68.7122e-87.5262e-969.5146
SAOF FRHHZ9.0118e-72.0835e-72.2207e-71.0001e-74.3870e-82.3633e-61.7205e-66.0954e-86.4385e-976.4137
SAOF FRHHN7.7302e-71.8246e-71.4093e-77.9488e-84.0246e-82.3957e-67.3126e-74.7178e-84.5318e-976.4137
SAOF FRHHE8.9993e-71.4821e-71.3693e-76.3456e-83.5185e-82.9883e-69.1374e-74.5932e-85.5011e-976.4137
RSP GUHHZ5.4770e-78.9181e-85.6638e-81.8894e-87.6261e-91.9061e-62.4335e-71.2082e-82.1158e-978.021
RSP GUHHN7.6181e-71.5272e-71.1747e-73.3597e-82.6277e-82.1478e-64.6947e-75.7823e-85.9509e-978.021
RSP GUHHE1.0695e-61.7206e-71.1053e-72.5972e-81.4660e-84.1072e-63.7828e-72.6842e-83.9967e-978.021
GBOS GUHHZ2.5081e-66.3362e-73.7419e-71.4057e-77.5418e-88.3173e-61.7127e-61.1480e-71.8035e-879.3110
GBOS GUHHN2.1584e-64.2492e-73.4392e-79.7235e-84.3156e-85.7473e-61.8484e-66.0144e-81.0491e-879.3110
GBOS GUHHE2.3283e-65.7629e-75.2311e-72.0298e-79.2229e-88.0012e-62.9424e-61.2567e-71.6787e-879.3110
ESCA FRHHZ2.5330e-64.2879e-71.6136e-75.1028e-82.4959e-83.4523e-68.8987e-73.8406e-85.9131e-982.7153
ESCA FRHHN2.0894e-63.9722e-72.3565e-76.9036e-83.7892e-88.3731e-61.1603e-64.7938e-88.8803e-982.7153
ESCA FRHHE1.8771e-64.7144e-72.7010e-77.4821e-84.2757e-86.0458e-61.4780e-65.9923e-89.7198e-982.7153
MGRO GUHHZ7.4118e-71.4155e-71.1030e-74.7647e-82.5972e-82.0522e-65.2937e-73.6922e-84.3105e-987.6125
MGRO GUHHN1.1205e-62.2783e-71.6557e-79.8088e-81.1775e-73.3208e-69.7006e-71.9002e-72.9047e-887.6125
MGRO GUHHE8.7488e-71.8282e-71.6242e-76.8435e-83.2030e-82.7505e-68.9612e-74.3711e-85.1429e-987.6125
LSD GUHHZ6.9993e-71.7397e-71.7315e-75.0664e-82.1183e-82.4858e-61.3946e-63.1653e-84.3974e-9108.89
LSD GUHHN1.0348e-62.3143e-71.5631e-74.5961e-82.2427e-82.3387e-61.0235e-63.4054e-85.4212e-9108.89
LSD GUHHE1.3300e-62.9508e-72.3328e-75.5501e-83.0903e-82.8945e-61.4598e-65.0897e-87.4319e-9108.89
*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)

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