AUTOMATIC Location - Area: Alpi Cozie , magnitude (ML): 2.1
2025-10-10 05:48:08 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-10-10 05:52:32

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Earthquake info - RsniPicker2 automatic location
Event - ID :251010054716
Magnitude (ML) :2.1 +/- 0.2
Origin Time :2025-10-10 05:48:08.31 (UTC)
Location : Latitude: 44.820 N, Longitude: 6.638 E
Area :Alpi Cozie
Depth (km) :4.50
Distances (km) : 16.1 --- Claviere (TO)
19.3 --- Cesana Torinese (TO)
22.2 --- Sauze di Cesana (TO)
24.5 --- Sestriere (TO)
28.4 --- Oulx (TO)
29.1 --- Sauze d Oulx (TO)
29.3 --- Bardonecchia (TO)
32.2 --- Pragelato (TO)
33.4 --- Prali (TO)
34.3 --- Salbertrand (TO)
35.4 --- Salza di Pinerolo (TO)
36.5 --- Massello (TO)
37.9 --- Pontechianale (CN)
38.0 --- Bobbio Pellice (TO)
38.6 --- Exilles (TO)
40.0 --- Perrero (TO)
40.0 --- Bellino (CN)
40.1 --- Usseaux (TO)
40.7 --- Fenestrelle (TO)
41.0 --- Villar Pellice (TO)

Quality location estimate:
Erh: 0.8 km, Erz: 0.9 km, Nf: 31, Gap: 121°, Rms: 0.21 s
Stazioni validate: 20


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.
OGAGFR2025-10-10 05:48:10.6900.00500.041.392025-10-10 05:48:12.0800.0300-0.191.439.8
RRLGU2025-10-10 05:48:12.3200.0090-0.011.532025-10-10 05:48:14.9980.1332-0.121.4817.0
SURFFR2025-10-10 05:48:15.8900.0200-0.330.972025-10-10 05:48:21.5250.2972-0.450.8040.4
OGMOFR--:---.-----.---.--2025-10-10 05:48:22.5490.1912-0.231.1943.6
BHBGU2025-10-10 05:48:17.6600.0250-0.171.49--:---.-----.---.-- 49.5
PZZGU2025-10-10 05:48:17.9100.0260-0.121.562025-10-10 05:48:24.2990.2972-0.750.4251.6
RSPGU2025-10-10 05:48:19.8400.03100.011.462025-10-10 05:48:27.7600.1852-0.081.2361.6
ISOFR2025-10-10 05:48:22.8600.04400.310.682025-10-10 05:48:32.2790.2342-0.231.0478.0
LSDGU2025-10-10 05:48:22.9900.0410-0.151.442025-10-10 05:48:32.8600.2872-0.540.6981.2
STVGU--:---.-----.---.--2025-10-10 05:48:34.0040.25720.200.9384.1
ENRGU2025-10-10 05:48:24.8090.04500.650.302025-10-10 05:48:35.9100.27120.480.6190.3
MONCIV2025-10-10 05:48:28.5400.05310.620.35--:---.-----.---.-- 105.4
MVIFFR--:---.-----.---.--2025-10-10 05:48:42.7500.3922-0.060.87110.6
MRGEIV2025-10-10 05:48:28.2600.0561-0.021.33--:---.-----.---.-- 110.8
TURFFR2025-10-10 05:48:28.6000.05610.310.752025-10-10 05:48:41.8100.3652-0.680.55111.5
CIROGU2025-10-10 05:48:28.6700.0571-0.291.112025-10-10 05:48:42.2240.5603-0.900.41113.6
GBOSGU2025-10-10 05:48:28.1900.05710.121.132025-10-10 05:48:42.2480.39220.310.74115.0
SAOFFR--:---.-----.---.--2025-10-10 05:48:43.7700.4442-0.320.76117.8
REMYGU2025-10-10 05:48:29.9500.1512-0.021.22--:---.-----.---.-- 120.3
SATIGU2025-10-10 05:48:35.1500.08110.071.14--:---.-----.---.-- 151.8


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth Used
RRL GU1.801.36e+017.047SI
BHB GU1.702.24e-149.588SI
PZZ GU1.906.39e-151.6132SI
RSP GU1.902.58e-161.653SI
ISO FR2.001.89e-178.0155SI
LSD GU2.202.55e-181.229SI
STV GU2.201.75e-184.1139SI
ENR GU2.303.43e-190.3136SI
MRGE IV2.201.01e-1110.817SI
CIRO GU2.307.85e-2113.640SI
GBOS GU2.409.08e-2115.0124SI
SAOF FR2.201.01e-1117.8141SI
REMY GU2.201.02e-1120.320SI
SATI GU2.506.85e-2151.839SI


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.
(°)
RRL GUHHZ4.4996e-59.2637e-60.0000e+05.3337e-61.1436e-51.6961e-51.0867e-42.2462e-52.8840e-62.7527e-717.047
RRL GUHHN4.0745e-51.0782e-50.0000e+08.6719e-61.6898e-51.6898e-51.2746e-43.0282e-53.8439e-63.4737e-717.047
RRL GUHHE8.1092e-51.6648e-50.0000e+01.1600e-52.1390e-52.9114e-52.9094e-44.5994e-55.0361e-64.4467e-717.047
BHB GUHHZ1.1625e-52.5649e-60.0000e+02.0543e-63.4963e-64.7774e-64.6957e-51.0402e-57.1415e-77.7427e-849.588
BHB GUHHN9.5844e-62.1064e-60.0000e+02.3700e-63.7515e-63.7515e-64.9233e-51.0395e-57.1373e-77.1837e-849.588
BHB GUHHE8.1984e-61.9622e-60.0000e+01.7227e-63.1325e-64.2109e-63.1195e-57.8730e-66.7415e-75.3200e-849.588
PZZ GUHHZ2.0521e-55.6901e-60.0000e+04.9551e-68.4623e-61.1554e-55.7490e-52.2693e-51.3376e-61.7623e-751.6132
PZZ GUHHN3.6690e-58.0642e-60.0000e+06.7361e-61.1000e-51.1000e-58.2818e-52.2874e-52.4600e-62.2509e-751.6132
PZZ GUHHE2.2776e-55.9973e-60.0000e+06.8676e-61.1180e-51.4222e-56.7304e-52.6080e-52.1954e-61.9259e-751.6132
RSP GUHHZ7.3327e-61.5298e-60.0000e+01.4108e-62.5786e-63.4315e-61.7808e-56.3937e-65.3032e-75.9364e-861.653
RSP GUHHN1.3035e-52.3243e-60.0000e+02.0633e-63.4887e-63.4887e-63.5717e-57.1466e-65.7618e-76.1825e-861.653
RSP GUHHE1.2304e-52.6474e-60.0000e+02.1129e-63.5429e-64.8512e-62.9279e-58.0736e-68.5203e-77.3299e-861.653
ISO FRHHZ3.2367e-68.0475e-70.0000e+07.8638e-71.4024e-61.8839e-67.2640e-63.9426e-63.8679e-72.6521e-878.0155
ISO FRHHN1.9968e-61.0119e-60.0000e+08.8748e-71.6555e-61.6555e-66.2477e-66.5624e-64.3345e-74.2248e-878.0155
ISO FRHHE2.3300e-61.4185e-60.0000e+08.9585e-72.1686e-62.9737e-64.9080e-65.9115e-68.4189e-76.8388e-878.0155
LSD GUHHZ5.9611e-61.8420e-60.0000e+01.8774e-63.1956e-64.2220e-61.2106e-51.1050e-56.6805e-75.1050e-881.229
LSD GUHHN6.0532e-61.9568e-60.0000e+01.9380e-63.0756e-63.0756e-61.8182e-59.5389e-63.5859e-75.2873e-881.229
LSD GUHHE9.7102e-62.8817e-60.0000e+02.8482e-64.5053e-65.9730e-62.1092e-51.8149e-56.8011e-78.1277e-881.229
STV GUHHZ4.2411e-61.3438e-60.0000e+01.0628e-61.8607e-62.5487e-68.0644e-65.4781e-65.8883e-73.7641e-884.1139
STV GUHHN4.0373e-61.2359e-60.0000e+01.4307e-62.4231e-62.4231e-68.3343e-65.3092e-64.6796e-74.8923e-884.1139
STV GUHHE5.5692e-61.5677e-60.0000e+01.6057e-62.8438e-63.7402e-61.1259e-58.0480e-65.7732e-74.7156e-884.1139
ENR GUHHZ6.6935e-61.4821e-60.0000e+01.4744e-63.1719e-64.0871e-62.2548e-58.0142e-69.5935e-77.0436e-890.3136
ENR GUHHN1.0324e-52.7899e-60.0000e+02.2480e-64.5044e-64.5044e-64.1216e-57.4651e-61.1626e-61.3095e-790.3136
ENR GUHHE1.0345e-52.5638e-60.0000e+02.2590e-64.1563e-65.5866e-62.9770e-51.0828e-58.8196e-76.8898e-890.3136
MONC IVHHZ2.6827e-69.3819e-70.0000e+01.0809e-62.0904e-62.7782e-61.0634e-56.4147e-67.7544e-74.1650e-8105.4-1
MONC IVHHN4.1850e-61.7858e-60.0000e+01.9682e-63.9902e-63.9902e-66.4507e-69.3928e-61.1974e-67.3639e-8105.4-1
MONC IVHHE1.0875e-53.1382e-60.0000e+02.6858e-65.4356e-67.3853e-62.3556e-51.4554e-51.4711e-69.4295e-8105.4-1
MRGE IVHHZ1.2091e-64.2957e-70.0000e+04.3778e-78.7918e-71.1764e-61.9727e-63.4512e-64.2019e-71.9623e-8110.817
MRGE IVHHN1.3962e-65.2447e-70.0000e+03.9712e-71.2136e-61.2136e-64.1040e-62.2161e-67.2237e-73.0959e-8110.817
MRGE IVHHE1.1109e-65.3043e-70.0000e+03.4113e-79.9734e-71.4120e-62.1726e-61.7675e-65.1684e-72.7350e-8110.817
CIRO GUHHZ2.5422e-66.2463e-70.0000e+07.4168e-71.2740e-61.6716e-64.6307e-64.4244e-63.3340e-71.9682e-8113.640
CIRO GUHHN1.7253e-66.0982e-70.0000e+05.6068e-71.0354e-61.0354e-65.1867e-63.2349e-66.3201e-72.1745e-8113.640
CIRO GUHHE2.4492e-65.6441e-70.0000e+06.1479e-71.0412e-61.3949e-65.7931e-63.5908e-64.1345e-71.6872e-8113.640
GBOS GUHHZ1.4998e-66.3375e-70.0000e+05.6114e-71.1439e-61.5820e-64.7414e-63.3202e-63.9975e-72.4611e-8115.0124
GBOS GUHHN1.9136e-67.1940e-70.0000e+05.4178e-71.2223e-61.2223e-64.1842e-63.5128e-64.5988e-72.9948e-8115.0124
GBOS GUHHE2.0594e-65.9504e-70.0000e+05.6030e-71.0225e-61.3823e-64.5925e-63.0600e-63.1084e-71.8233e-8115.0124
SAOF FRHHE2.0594e-65.9504e-70.0000e+05.6030e-71.0225e-61.3823e-64.5925e-63.0600e-63.1084e-71.8233e-8117.8141
REMY GUHHZ7.9556e-73.4015e-70.0000e+02.6652e-75.8794e-78.0400e-71.6166e-61.9394e-61.9265e-72.0407e-8120.320
REMY GUHHN1.1624e-66.0590e-70.0000e+04.1378e-78.8001e-78.8001e-72.6976e-62.5595e-62.6649e-72.2744e-8120.320
REMY GUHHE1.0806e-65.0796e-70.0000e+03.9634e-79.4880e-71.2757e-62.8284e-61.8768e-64.1220e-72.6990e-8120.320
SATI GUHHZ1.5932e-63.9286e-70.0000e+02.9143e-76.2773e-78.4259e-75.3242e-69.6723e-71.9046e-71.2752e-8151.839
SATI GUHHN2.1907e-65.2622e-70.0000e+03.1552e-76.9377e-76.9377e-76.7621e-61.3101e-62.7532e-71.3543e-8151.839
SATI GUHHE2.1428e-64.2906e-70.0000e+03.2349e-77.1473e-79.5581e-77.3511e-61.2211e-61.8544e-71.4359e-8151.839
*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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