AUTOMATIC Location - Area: Alpi Marittime , magnitude (ML): 0.7
2025-10-03 20:54:52 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-10-03 20:59:30

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Earthquake info - RsniPicker2 automatic location
Event - ID :251003205428
Magnitude (ML) :0.7 +/- 0.3
Origin Time :2025-10-03 20:54:52.849 (UTC)
Location : Latitude: 44.360 N, Longitude: 7.264 E
Area :Alpi Marittime
Depth (km) :19.85
Distances (km) : 5.5 --- Demonte (CN)
6.2 --- Aisone (CN)
6.8 --- Pradleves (CN)
6.9 --- Castelmagno (CN)
7.3 --- Monterosso Grana (CN)
9.1 --- Vinadio (CN)
9.1 --- Valloriate (CN)
10.9 --- Rittana (CN)
10.9 --- Moiola (CN)
11.0 --- Valgrana (CN)
11.7 --- Gaiola (CN)
12.5 --- Montemale di Cuneo (CN)
13.3 --- Cartignano (CN)
13.9 --- Valdieri (CN)
14.0 --- Bernezzo (CN)
14.2 --- Roccasparvera (CN)
14.4 --- Dronero (CN)
14.5 --- San Damiano Macra (CN)
14.6 --- Roccabruna (CN)
14.6 --- Caraglio (CN)

Quality location estimate:
Erh: 1.3 km, Erz: 1.5 km, Nf: 21, Gap: 120°, Rms: 0.325 s
Stazioni validate: 15


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.
STVGU2025-10-03 20:54:57.3400.02200.012.162025-10-03 20:54:59.3690.0721-1.040.5224.1
ENRGU2025-10-03 20:54:57.8690.0140-0.012.172025-10-03 20:55:00.3800.0831-0.980.6027.5
PZZGU2025-10-03 20:54:58.3100.01400.002.162025-10-03 20:55:01.4300.0851-0.780.5628.3
ISOFR--:---.-----.---.--2025-10-03 20:55:03.5100.10720.700.0532.6
SURFFR--:---.-----.---.--2025-10-03 20:55:06.6000.24120.061.0743.1
TURFFR--:---.-----.---.--2025-10-03 20:55:08.2000.14520.131.1148.3
SAOFFR--:---.-----.---.--2025-10-03 20:55:08.1900.3182-0.680.6851.5
GBOSGU2025-10-03 20:55:01.9300.02600.051.762025-10-03 20:55:07.4620.1772-0.690.6051.7
MVIFFR--:---.-----.---.--2025-10-03 20:55:10.3130.3012-0.260.9355.9
MGROGU2025-10-03 20:55:03.4600.0300-0.031.722025-10-03 20:55:09.7960.3332-1.320.3659.4
ESCAFR--:---.-----.---.--2025-10-03 20:55:12.0400.1882-0.051.1362.7
ROROGU--:---.-----.---.--2025-10-03 20:55:13.7300.2472-0.151.0172.4
IMIGU--:---.-----.---.--2025-10-03 20:55:14.4000.2212-0.091.0573.6
QLNOIV--:---.-----.---.--2025-10-03 20:55:17.0700.6913-1.420.3788.4
OGDIFR--:---.-----.---.--2025-10-03 20:55:20.0590.3252-0.390.8489.6
RNCAGU2025-10-03 20:55:12.3900.0681-1.620.13--:---.-----.---.-- 136.1


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth Used
STV GU0.605.67e-224.1159SI
ENR GU0.901.72e-127.5139SI
PZZ GU0.608.82e-228.3324SI
ISO FR0.101.24e-232.6221SI
SAOF FR0.207.32e-351.5151SI
GBOS GU1.102.52e-251.7106SI
MGRO GU0.407.85e-359.4129SI
RORO GU0.701.09e-272.4113SI
IMI GU0.801.56e-273.6135SI
QLNO IV0.807.83e-388.492SI
RNCA GU1.208.10e-3136.184SI


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.
(°)
STV GUHHZ1.1394e-51.2641e-60.0000e+02.1825e-74.0349e-75.8335e-75.3177e-63.9665e-73.6133e-88.3908e-924.1159
STV GUHHN7.9848e-66.4835e-70.0000e+01.9426e-73.8030e-73.8030e-78.7970e-65.1459e-74.2009e-89.3350e-924.1159
STV GUHHE1.3851e-51.2388e-60.0000e+02.4741e-74.7033e-76.9388e-76.1711e-64.8788e-73.6102e-89.9745e-924.1159
ENR GUHHZ3.3169e-53.2040e-60.0000e+05.0568e-71.0498e-61.5955e-61.4565e-59.1367e-79.4799e-82.4039e-827.5139
ENR GUHHN7.6082e-57.0723e-60.0000e+01.7482e-63.7067e-63.7067e-63.6216e-51.9673e-62.8802e-78.3140e-827.5139
ENR GUHHE1.0114e-46.7337e-60.0000e+01.7429e-63.7855e-65.8046e-62.5487e-52.4359e-62.5763e-78.5211e-827.5139
PZZ GUHHZ5.6173e-69.1660e-70.0000e+04.7264e-78.2297e-71.1578e-61.2813e-51.4839e-67.9017e-81.5383e-828.3324
PZZ GUHHN9.6728e-61.4286e-60.0000e+06.1229e-71.0993e-61.0993e-69.4439e-61.6512e-61.2618e-71.9651e-828.3324
PZZ GUHHE6.4814e-61.1394e-60.0000e+06.1375e-71.1061e-61.5818e-61.4515e-51.4861e-68.2835e-81.8803e-828.3324
ISO FRHHZ1.7470e-62.1366e-70.0000e+08.0486e-81.4927e-72.0905e-71.3417e-62.6486e-72.1084e-83.5797e-932.6221
ISO FRHHN2.4819e-62.4428e-70.0000e+08.7246e-81.6599e-71.6599e-71.4333e-61.7690e-72.0662e-83.4494e-932.6221
ISO FRHHE2.3680e-62.9110e-70.0000e+09.1397e-81.8412e-72.7184e-72.1100e-61.9679e-71.9154e-85.4279e-932.6221
SAOF FRHHE2.3680e-62.9110e-70.0000e+09.1397e-81.8412e-72.7184e-72.1100e-61.9679e-71.9154e-85.4279e-951.5151
GBOS GUHHZ2.4689e-64.7024e-70.0000e+01.8458e-73.3269e-74.6811e-74.1679e-64.8557e-73.4898e-87.2090e-951.7106
GBOS GUHHN1.7724e-63.6162e-70.0000e+01.8087e-72.9334e-72.9334e-74.3654e-66.1209e-79.3868e-88.2893e-951.7106
GBOS GUHHE1.7185e-63.4737e-70.0000e+01.3543e-72.3291e-73.2262e-75.7944e-62.8746e-72.6424e-85.0243e-951.7106
MGRO GUHHZ4.5093e-75.0749e-80.0000e+04.2638e-87.6707e-81.1662e-78.8337e-71.6157e-73.6584e-84.5822e-959.4129
MGRO GUHHN8.1210e-71.2792e-70.0000e+08.9900e-81.5103e-71.5103e-72.5864e-63.3688e-74.5789e-85.5382e-959.4129
MGRO GUHHE7.3487e-79.8811e-80.0000e+06.5404e-81.1670e-71.6779e-72.0700e-62.7026e-73.6158e-84.6291e-959.4129
RORO GUHHZ1.1937e-61.6449e-70.0000e+09.3359e-81.7353e-72.4696e-72.6620e-63.0425e-74.0272e-84.4526e-972.4113
RORO GUHHN1.2611e-62.1586e-70.0000e+01.3415e-72.3798e-72.3798e-73.1878e-63.9588e-73.8790e-85.0105e-972.4113
RORO GUHHE1.2276e-61.6517e-70.0000e+09.5259e-81.8171e-72.6387e-72.9800e-62.5276e-74.6678e-83.8108e-972.4113
IMI GUHHZ6.9801e-79.3291e-80.0000e+05.8599e-81.0791e-71.6262e-71.6539e-61.6221e-74.5539e-85.4273e-973.6135
IMI GUHHN2.2553e-63.1318e-70.0000e+01.5651e-73.0954e-73.0954e-72.9016e-62.9609e-76.5736e-88.6994e-973.6135
IMI GUHHE1.1027e-61.6386e-70.0000e+08.6205e-81.7090e-72.3308e-72.2815e-62.3962e-76.5835e-86.5609e-973.6135
QLNO IVHHZ4.0895e-76.3273e-80.0000e+03.8100e-88.5936e-81.4939e-71.1069e-61.8445e-78.9162e-84.8449e-988.492
QLNO IVHHN1.1672e-61.3384e-70.0000e+07.0886e-81.2921e-71.2921e-71.8739e-61.4920e-77.9826e-86.3560e-988.492
QLNO IVHHE9.1070e-71.3921e-70.0000e+07.8346e-81.4644e-72.1902e-71.8135e-63.1122e-77.3847e-84.8365e-988.492
RNCA GUHHZ3.4037e-52.7141e-60.0000e+07.9536e-71.7843e-62.8010e-68.2788e-61.7714e-61.0671e-69.3535e-8136.184
RNCA GUHHN1.2555e-51.2848e-60.0000e+03.9624e-71.2007e-61.2007e-63.9642e-61.3531e-61.2761e-61.0306e-7136.184
RNCA GUHHE3.4963e-53.2371e-60.0000e+09.0652e-71.9133e-62.9293e-61.0946e-51.7263e-61.2099e-65.7013e-8136.184
*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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