AUTOMATIC Location - Area: Alpi Cozie , magnitude (ML): 1.5
2025-06-20 20:45:50 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-06-20 20:49:56

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Earthquake info - RsniPicker2 automatic location
Event - ID :250620204444
Magnitude (ML) :1.5 +/- 0.3
Origin Time :2025-06-20 20:45:50.779 (UTC)
Location : Latitude: 44.764 N, Longitude: 6.624 E
Area :Alpi Cozie
Depth (km) :1.42
Distances (km) : 22.0 --- Claviere (TO)
25.0 --- Cesana Torinese (TO)
27.2 --- Sauze di Cesana (TO)
29.6 --- Sestriere (TO)
34.3 --- Oulx (TO)
34.8 --- Sauze d Oulx (TO)
35.6 --- Bardonecchia (TO)
35.7 --- Pontechianale (CN)
36.4 --- Prali (TO)
37.2 --- Bellino (CN)
37.4 --- Pragelato (TO)
39.2 --- Salza di Pinerolo (TO)
39.5 --- Bobbio Pellice (TO)
40.2 --- Salbertrand (TO)
40.3 --- Casteldelfino (CN)
40.6 --- Massello (TO)
42.5 --- Villar Pellice (TO)
42.9 --- Crissolo (CN)
43.2 --- Acceglio (CN)
43.5 --- Perrero (TO)

Quality location estimate:
Erh: 1 km, Erz: 1.2 km, Nf: 24, Gap: 135°, Rms: 0.282 s
Stazioni validate: 13


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.
OGAGFR2025-06-20 20:45:52.6100.00400.001.472025-06-20 20:45:53.5900.0531-0.311.507.3
RRLGU2025-06-20 20:45:55.7090.01100.011.442025-06-20 20:45:58.9190.0661-0.111.5121.9
SURFFR2025-06-20 20:45:57.5600.0220-0.291.542025-06-20 20:46:02.6350.1222-0.231.4734.9
PZZGU2025-06-20 20:45:59.9800.0240-0.281.522025-06-20 20:46:06.1100.1452-0.810.4748.3
OGMOFR--:---.-----.---.--2025-06-20 20:46:06.6810.2142-0.770.5649.6
BHBGU2025-06-20 20:46:00.5400.0310-0.381.212025-06-20 20:46:06.6200.1542-1.210.2251.1
RSPGU2025-06-20 20:46:03.2800.0330-0.091.512025-06-20 20:46:10.6700.3412-1.370.2166.2
ISOFR2025-06-20 20:46:03.6200.1182-0.800.442025-06-20 20:46:13.3300.2182-0.510.9472.8
ENRGU2025-06-20 20:46:06.6500.12520.330.512025-06-20 20:46:17.4300.27720.180.8586.6
TURFFR2025-06-20 20:46:10.4600.05310.200.812025-06-20 20:46:23.9690.3212-0.030.96106.9
GBOSGU2025-06-20 20:46:10.3700.0561-0.141.442025-06-20 20:46:24.1500.3382-0.130.98112.6
ESCAFR2025-06-20 20:46:12.5400.0601-0.011.27--:---.-----.---.-- 119.7
BURYGU2025-06-20 20:46:12.3700.0851-2.190.02--:---.-----.---.-- 132.0
BIGNGU2025-06-20 20:46:14.1400.2632-0.201.16--:---.-----.---.-- 133.1


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth Used
RRL GU1.505.10e-121.937SI
PZZ GU1.402.24e-148.3126SI
BHB GU1.308.58e-251.181SI
RSP GU1.304.97e-266.250SI
ISO FR1.102.53e-272.8152SI
ENR GU1.801.29e-186.6133SI
GBOS GU2.003.47e-2112.6121SI
BURY GU1.601.94e-2132.0145SI


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 GUHHZ1.1087e-52.8389e-60.0000e+01.6603e-63.3076e-64.2498e-62.5237e-57.7033e-67.9268e-77.7448e-821.937
RRL GUHHN1.4681e-53.0482e-60.0000e+02.5902e-64.5931e-64.5931e-63.8650e-51.2381e-59.6396e-79.5306e-821.937
RRL GUHHE1.9858e-56.1547e-60.0000e+02.7549e-65.2778e-67.1272e-65.5963e-51.3190e-58.8082e-71.1808e-721.937
PZZ GUHHZ9.4504e-61.5488e-60.0000e+01.4663e-62.4440e-63.2419e-62.3112e-56.0115e-64.1498e-73.9784e-848.3126
PZZ GUHHN9.2878e-62.1102e-60.0000e+01.7588e-63.4728e-63.4728e-62.7134e-58.8600e-67.5021e-75.4315e-848.3126
PZZ GUHHE8.3404e-61.7251e-60.0000e+01.6277e-62.5853e-63.5333e-62.6541e-58.7729e-65.5280e-75.2415e-848.3126
BHB GUHHZ7.4504e-61.1858e-60.0000e+09.8284e-71.7039e-62.3245e-62.2314e-52.9554e-62.5549e-72.7322e-851.181
BHB GUHHN5.8259e-61.0150e-60.0000e+09.1391e-71.5070e-61.5070e-61.5192e-54.6230e-62.1441e-72.2936e-851.181
BHB GUHHE4.8726e-67.1824e-70.0000e+06.0716e-71.0402e-61.4183e-61.4674e-51.8500e-62.6237e-71.6596e-851.181
RSP GUHHZ2.7637e-64.5241e-70.0000e+02.9583e-75.9321e-78.2878e-75.1292e-61.4113e-69.9899e-81.0402e-866.250
RSP GUHHN3.9284e-66.0336e-70.0000e+05.1541e-78.5251e-78.5251e-71.2364e-52.0765e-61.9477e-71.8029e-866.250
RSP GUHHE4.1262e-66.2180e-70.0000e+05.8907e-79.6931e-71.2975e-61.1280e-51.7186e-61.5733e-71.6385e-866.250
ISO FRHHZ2.2847e-63.8656e-70.0000e+02.2439e-73.8994e-75.4552e-78.3815e-66.0280e-71.0485e-79.2127e-972.8152
ISO FRHHN2.0152e-62.6905e-70.0000e+01.9433e-73.5174e-73.5174e-75.2177e-67.6519e-78.4515e-86.5486e-972.8152
ISO FRHHE2.8381e-63.5843e-70.0000e+02.5202e-74.4294e-75.9319e-75.7558e-61.3728e-67.2112e-88.4455e-972.8152
ENR GUHHZ4.4107e-66.5969e-70.0000e+05.3044e-79.8802e-71.3410e-61.0900e-52.0115e-61.7847e-72.3268e-886.6133
ENR GUHHN1.8819e-51.7505e-60.0000e+09.1848e-71.8616e-61.8616e-61.9922e-53.8906e-62.3071e-74.1785e-886.6133
ENR GUHHE1.4214e-51.4811e-60.0000e+08.5949e-71.5478e-62.1759e-61.5206e-53.6557e-61.9314e-73.1505e-886.6133
GBOS GUHHZ7.8378e-72.1270e-70.0000e+02.1219e-73.9246e-75.0511e-72.9070e-61.1465e-61.0562e-78.3121e-9112.6121
GBOS GUHHN8.2557e-73.0786e-70.0000e+01.8852e-74.5604e-74.5604e-72.0081e-68.5690e-72.3404e-71.0752e-8112.6121
GBOS GUHHE8.7006e-72.7423e-70.0000e+02.1628e-73.9247e-75.3627e-71.9976e-69.3224e-71.1637e-79.6439e-9112.6121
BURY GUHHZ8.3631e-71.2945e-70.0000e+01.0136e-71.8067e-72.4947e-71.5486e-64.4946e-76.6249e-84.3428e-9132.0145
BURY GUHHN7.2716e-71.2176e-70.0000e+08.0623e-81.6510e-71.6510e-71.5895e-63.1419e-74.4473e-83.5681e-9132.0145
BURY GUHHE1.4944e-61.8266e-70.0000e+06.3477e-81.3748e-72.0263e-71.1910e-62.6057e-74.9482e-85.3227e-9132.0145
*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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