AUTOMATIC Location - Area: Alpi Cozie , magnitude (ML): 1.8
2026-01-20 07:21:38 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-01-20 07:25:16

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Earthquake info - RsniPicker2 automatic location
Event - ID :260120072011
Magnitude (ML) :1.8 +/- 0.3
Origin Time :2026-01-20 07:21:38.99 (UTC)
Location : Latitude: 44.585 N, Longitude: 7.128 E
Area :Alpi Cozie
Depth (km) :5.90
Distances (km) : 4.7 --- Casteldelfino (CN)
5.0 --- Sampeyre (CN)
5.8 --- Elva (CN)
8.6 --- Stroppo (CN)
8.8 --- Bellino (CN)
9.0 --- Pontechianale (CN)
10.2 --- Macra (CN)
11.4 --- Oncino (CN)
11.7 --- Frassino (CN)
12.0 --- Celle di Macra (CN)
12.6 --- Prazzo (CN)
13.1 --- Crissolo (CN)
13.1 --- Ostana (CN)
14.2 --- Marmora (CN)
14.6 --- Canosio (CN)
14.7 --- San Damiano Macra (CN)
15.4 --- Melle (CN)
16.3 --- Paesana (CN)
16.3 --- Acceglio (CN)
16.6 --- Sanfront (CN)

Quality location estimate:
Erh: 0.7 km, Erz: 0.7 km, Nf: 32, Gap: 57°, Rms: 0.22 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.
PZZGU2026-01-20 07:21:41.3600.00500.001.762026-01-20 07:21:42.4090.0320-0.660.4310.5
SURFFR2026-01-20 07:21:44.6390.01400.011.722026-01-20 07:21:48.6300.0841-0.151.3828.1
BHBGU2026-01-20 07:21:44.8200.01500.021.682026-01-20 07:21:48.3800.0911-0.390.7930.4
STVGU2026-01-20 07:21:46.4000.0350-0.091.552026-01-20 07:21:51.5200.1242-0.201.2341.3
ISOFR2026-01-20 07:21:47.8690.02300.570.212026-01-20 07:21:53.0900.13620.081.2745.4
RRLGU2026-01-20 07:21:47.4700.0230-0.211.182026-01-20 07:21:53.2300.1392-0.580.5946.3
OGAGFR2026-01-20 07:21:48.9500.02600.290.672026-01-20 07:21:54.9900.1992-0.600.6052.0
RSPGU2026-01-20 07:21:50.3490.03200.031.512026-01-20 07:21:57.7920.4372-0.450.7763.9
GBOSGU2026-01-20 07:21:50.8400.0340-0.051.552026-01-20 07:21:59.1600.20620.091.1068.5
TURFFR2026-01-20 07:21:52.1890.03600.320.662026-01-20 07:22:01.0500.21420.081.0971.3
SAOFFR--:---.-----.---.--2026-01-20 07:22:01.4200.2252-0.420.8674.9
MVIFFR--:---.-----.---.--2026-01-20 07:22:02.8600.23020.031.0976.8
MGROGU--:---.-----.---.--2026-01-20 07:22:03.3300.3472-0.160.9781.3
ESCAFR--:---.-----.---.--2026-01-20 07:22:05.4800.35420.220.8286.3
ROROGU--:---.-----.---.--2026-01-20 07:22:05.3400.2742-0.191.0191.5
IMIGU--:---.-----.---.--2026-01-20 07:22:07.2300.2912-0.230.9696.8
LSDGU2026-01-20 07:21:55.8300.04900.071.312026-01-20 07:22:06.5700.2922-0.890.3697.4
ROTMGU2026-01-20 07:21:56.7900.0511-0.271.10--:---.-----.---.-- 101.3
PCPGU--:---.-----.---.--2026-01-20 07:22:11.2200.5703-0.200.73112.6
CIROGU2026-01-20 07:21:56.8600.5253-2.220.01--:---.-----.---.-- 118.4
MRGEIV2026-01-20 07:22:01.8100.07110.171.06--:---.-----.---.-- 132.0


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth Used
PZZ GU1.808.45e+010.5186SI
BHB GU1.705.04e-130.421SI
STV GU1.702.10e-141.3157SI
ISO FR1.208.54e-245.4188SI
RRL GU1.601.49e-146.3325SI
RSP GU1.701.37e-163.910SI
GBOS GU2.403.17e-168.5124SI
SAOF FR1.505.86e-274.9153SI
MGRO GU1.707.43e-281.3138SI
RORO GU2.101.51e-191.5125SI
IMI GU2.001.35e-196.8141SI
LSD GU2.001.12e-197.40SI
ROTM GU1.903.09e-1101.373SI
PCP GU1.603.46e-2112.692SI
CIRO GU1.701.67e-2118.417SI
MRGE IV2.004.38e-2132.0358SI


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.
(°)
PZZ GUHHZ3.6066e-45.7594e-50.0000e+02.8777e-54.7716e-56.5010e-58.1416e-41.1164e-46.3956e-67.9293e-710.5186
PZZ GUHHN7.0052e-41.2269e-40.0000e+07.6438e-51.2724e-41.2724e-48.6599e-42.5399e-41.4445e-52.2510e-610.5186
PZZ GUHHE3.8931e-45.5852e-50.0000e+03.3164e-55.9409e-58.1790e-56.7324e-41.3091e-49.2301e-61.1549e-610.5186
BHB GUHHZ7.8111e-51.0420e-50.0000e+05.6436e-61.0807e-51.5623e-51.6619e-41.4842e-51.0854e-62.2333e-730.421
BHB GUHHN4.1099e-55.2804e-60.0000e+04.3472e-67.3868e-67.3868e-68.8497e-51.4475e-51.0050e-61.4445e-730.421
BHB GUHHE7.3662e-59.9857e-60.0000e+05.9217e-61.0981e-51.5561e-51.7378e-49.4381e-61.1188e-62.4506e-730.421
STV GUHHZ1.4831e-52.8268e-60.0000e+01.1840e-61.9425e-62.6390e-63.9018e-53.8566e-62.5809e-74.3561e-841.3157
STV GUHHN3.3688e-54.3062e-60.0000e+01.9231e-63.6265e-63.6265e-65.7928e-53.6157e-63.8207e-78.9889e-841.3157
STV GUHHE1.9579e-52.6024e-60.0000e+01.4682e-62.7387e-64.0333e-64.3385e-54.9455e-63.7517e-76.0002e-841.3157
ISO FRHHZ1.0289e-52.2261e-60.0000e+01.2402e-62.1463e-62.9942e-62.4079e-54.4150e-62.6296e-74.1100e-845.4188
ISO FRHHN8.7163e-61.4754e-60.0000e+09.2630e-71.5778e-61.5778e-61.9600e-52.4175e-61.4431e-72.2707e-845.4188
ISO FRHHE1.0842e-51.1934e-60.0000e+07.8213e-71.3302e-61.8690e-61.5878e-53.1720e-61.7696e-72.5512e-845.4188
RRL GUHHZ6.3509e-61.0321e-60.0000e+07.8123e-71.4267e-61.9143e-61.4837e-54.5845e-63.5838e-74.1697e-846.3325
RRL GUHHN7.2912e-61.3664e-60.0000e+01.2662e-62.0517e-62.0517e-62.9967e-55.9589e-62.9002e-73.5424e-846.3325
RRL GUHHE6.5531e-61.4422e-60.0000e+01.1580e-62.1141e-62.8869e-62.5840e-56.1576e-63.9594e-74.8110e-846.3325
RSP GUHHZ1.1578e-51.9774e-60.0000e+01.3714e-62.3528e-63.2591e-63.1606e-56.6761e-63.6657e-74.2325e-863.910
RSP GUHHN1.2315e-51.9376e-60.0000e+01.6325e-62.7417e-62.7417e-63.3243e-54.1424e-62.6818e-74.5903e-863.910
RSP GUHHE1.3764e-51.9779e-60.0000e+01.6667e-62.7507e-63.6816e-64.6861e-56.3282e-63.0565e-75.7396e-863.910
GBOS GUHHZ3.0716e-55.6405e-60.0000e+04.5190e-67.2950e-69.8615e-61.0295e-41.8151e-56.4316e-71.2133e-768.5124
GBOS GUHHN2.9164e-54.6364e-60.0000e+03.7248e-66.3495e-66.3495e-68.9989e-57.7035e-67.4775e-71.3849e-768.5124
GBOS GUHHE3.0601e-56.1727e-60.0000e+03.8580e-66.9051e-69.7518e-61.0810e-41.1487e-55.7609e-71.3357e-768.5124
SAOF FRHHE3.0601e-56.1727e-60.0000e+03.8580e-66.9051e-69.7518e-61.0810e-41.1487e-55.7609e-71.3357e-774.9153
MGRO GUHHZ2.8480e-65.4025e-70.0000e+03.9290e-77.2676e-71.0045e-69.8396e-62.2087e-61.4133e-72.6526e-881.3138
MGRO GUHHN5.2500e-67.9977e-70.0000e+06.3765e-71.1121e-61.1121e-61.6398e-52.8398e-62.3468e-72.5110e-881.3138
MGRO GUHHE3.3858e-67.1092e-70.0000e+06.0097e-71.0366e-61.3730e-61.0702e-52.6621e-61.7309e-72.8979e-881.3138
RORO GUHHZ1.2288e-51.9391e-60.0000e+01.2144e-62.1174e-63.0128e-62.3676e-54.9228e-62.0670e-74.6996e-891.5125
RORO GUHHN7.5811e-61.2253e-60.0000e+01.0926e-61.7398e-61.7398e-62.2222e-54.6777e-62.0018e-73.1319e-891.5125
RORO GUHHE9.4985e-62.1114e-60.0000e+01.2493e-61.9641e-62.6322e-62.4051e-55.1747e-62.4505e-73.9695e-891.5125
IMI GUHHZ4.8800e-66.6813e-70.0000e+05.3889e-71.0182e-61.4166e-61.2050e-52.0923e-62.7789e-72.4570e-896.8141
IMI GUHHN1.6010e-52.1012e-60.0000e+01.5535e-62.7746e-62.7746e-63.8213e-55.2554e-64.1389e-76.2341e-896.8141
IMI GUHHE8.6623e-69.5277e-70.0000e+07.2948e-71.1990e-61.6612e-61.6917e-53.1882e-62.2138e-73.4417e-896.8141
LSD GUHHZ4.1301e-66.7916e-70.0000e+05.8619e-71.0159e-61.3409e-61.4405e-52.3403e-61.4395e-71.7336e-897.40
LSD GUHHN7.7417e-61.2177e-60.0000e+07.6971e-71.3075e-61.3075e-61.8807e-53.2694e-61.7591e-72.7433e-897.40
LSD GUHHE7.4413e-61.4915e-60.0000e+01.2398e-62.1548e-62.9175e-61.6007e-54.3317e-62.4392e-73.7947e-897.40
ROTM GUHHZ6.5779e-61.7722e-60.0000e+01.4318e-63.3612e-64.4686e-61.4167e-56.1015e-61.0941e-61.0664e-7101.373
ROTM GUHHN8.2132e-61.8903e-60.0000e+01.9321e-64.1075e-64.1075e-62.8948e-58.3923e-69.6044e-71.3732e-7101.373
ROTM GUHHE6.9169e-62.2593e-60.0000e+01.9812e-64.6678e-66.1119e-61.6243e-58.5248e-61.3295e-61.7420e-7101.373
PCP GUHHZ3.0928e-65.8628e-70.0000e+04.0235e-77.3679e-71.0175e-66.7056e-61.6133e-62.0903e-72.7367e-8112.692
PCP GUHHN3.0212e-64.7959e-70.0000e+03.8411e-76.9792e-76.9792e-79.4600e-61.5947e-61.9846e-72.1605e-8112.692
PCP GUHHE3.8949e-65.2520e-70.0000e+04.0535e-76.8899e-79.4548e-79.6129e-61.5958e-61.3073e-71.9890e-8112.692
CIRO GUHHZ1.2823e-62.3183e-70.0000e+01.1889e-72.0918e-72.8961e-72.4590e-63.4672e-75.2004e-89.0681e-9118.417
CIRO GUHHN1.3194e-61.6948e-70.0000e+01.2187e-72.1146e-72.1146e-73.5650e-63.7806e-78.3166e-81.2006e-8118.417
CIRO GUHHE1.5563e-62.5070e-70.0000e+02.1085e-73.4543e-74.7836e-74.3496e-67.2910e-75.6745e-81.4622e-8118.417
MRGE IVHHZ1.7029e-61.9328e-70.0000e+01.5161e-72.7170e-73.6515e-72.5376e-65.1605e-76.0042e-85.7859e-9132.0358
MRGE IVHHN3.3198e-63.4913e-70.0000e+02.3051e-74.3932e-74.3932e-74.7427e-67.9976e-71.6542e-71.7038e-8132.0358
MRGE IVHHE1.8141e-62.1283e-70.0000e+01.8211e-73.5257e-74.8866e-72.6565e-69.4879e-78.4936e-89.5836e-9132.0358
*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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