AUTOMATIC Location - Area: Alpi Cozie , magnitude (ML): 0.4
2025-10-02 18:47:36 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-10-02 18:52:01

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Earthquake info - RsniPicker2 automatic location
Event - ID :251002184712
Magnitude (ML) :0.4 +/- 0.3
Origin Time :2025-10-02 18:47:36.24 (UTC)
Location : Latitude: 44.385 N, Longitude: 7.305 E
Area :Alpi Cozie
Depth (km) :14.19
Distances (km) : 3.1 --- Monterosso Grana (CN)
4.3 --- Pradleves (CN)
6.7 --- Valgrana (CN)
7.5 --- Valloriate (CN)
7.7 --- Demonte (CN)
7.9 --- Castelmagno (CN)
8.2 --- Montemale di Cuneo (CN)
8.4 --- Rittana (CN)
9.7 --- Gaiola (CN)
9.8 --- Moiola (CN)
10.3 --- Dronero (CN)
10.4 --- Aisone (CN)
10.4 --- Cartignano (CN)
10.4 --- Bernezzo (CN)
10.5 --- Caraglio (CN)
10.7 --- Roccabruna (CN)
11.8 --- Roccasparvera (CN)
12.3 --- San Damiano Macra (CN)
12.5 --- Villar San Costanzo (CN)
13.1 --- Cervasca (CN)

Quality location estimate:
Erh: 1.5 km, Erz: 1.6 km, Nf: 18, Gap: 158°, Rms: 0.299 s
Stazioni validate: 12


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.
STVGU2025-10-02 18:47:40.1800.0100-0.012.012025-10-02 18:47:42.1190.0641-0.810.6621.1
ENRGU2025-10-02 18:47:40.7200.01200.031.912025-10-02 18:47:43.2500.0731-0.530.7624.2
PZZGU2025-10-02 18:47:41.0800.0120-0.021.962025-10-02 18:47:44.1600.0751-0.420.7024.7
ISOFR2025-10-02 18:47:42.9190.02100.600.012025-10-02 18:47:46.4700.09910.021.3133.4
SURFFR2025-10-02 18:47:44.2400.06010.011.602025-10-02 18:47:49.1750.1972-0.830.6942.9
GBOSGU2025-10-02 18:47:44.7590.02900.021.672025-10-02 18:47:50.2700.1442-0.320.8847.6
TURFFR--:---.-----.---.--2025-10-02 18:47:50.9300.2912-0.610.8248.3
MGROGU--:---.-----.---.--2025-10-02 18:47:52.2000.8003-1.830.1957.2
MVIFFR--:---.-----.---.--2025-10-02 18:47:53.5990.1762-0.960.5657.5
ESCAFR--:---.-----.---.--2025-10-02 18:47:54.9900.3272-0.790.6963.5
ROROGU--:---.-----.---.--2025-10-02 18:47:56.5210.3212-0.240.9369.3
IMIGU--:---.-----.---.--2025-10-02 18:47:56.8800.2512-0.840.6672.1


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth Used
STV GU0.303.23e-221.1174SI
ENR GU0.508.02e-224.2152SI
PZZ GU0.204.94e-224.7312SI
ISO FR-0.304.98e-333.4222SI
GBOS GU0.609.59e-347.6110SI
MGRO GU0.408.05e-357.2133SI
RORO GU0.406.39e-369.3116SI
IMI GU0.701.44e-272.1138SI


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 GUHHZ7.3324e-69.1868e-70.0000e+01.3756e-72.5567e-73.7171e-73.6008e-62.1757e-72.9343e-84.9833e-921.1174
STV GUHHN5.2859e-65.2787e-70.0000e+01.4337e-72.8558e-72.8558e-75.6451e-62.4737e-72.6116e-86.1695e-921.1174
STV GUHHE8.4711e-68.9835e-70.0000e+01.4863e-72.6715e-73.8401e-76.0752e-63.4987e-72.2502e-85.3649e-921.1174
ENR GUHHZ2.1605e-51.6437e-60.0000e+02.6426e-75.3666e-78.1795e-76.6575e-65.0327e-75.4600e-81.2877e-824.2152
ENR GUHHN3.2746e-52.9936e-60.0000e+07.4652e-71.5534e-61.5534e-61.8371e-58.9296e-71.2688e-73.6327e-824.2152
ENR GUHHE3.4076e-52.8223e-60.0000e+07.0417e-71.4757e-62.2368e-61.0771e-51.1016e-61.3624e-73.4309e-824.2152
PZZ GUHHZ3.7616e-64.5501e-70.0000e+02.5100e-74.3598e-76.1765e-75.6320e-68.8307e-74.4079e-81.1041e-824.7312
PZZ GUHHN4.9762e-67.0600e-70.0000e+04.2730e-77.2260e-77.2260e-76.0580e-61.1296e-61.0133e-71.3362e-824.7312
PZZ GUHHE3.4995e-65.7639e-70.0000e+03.6058e-76.3507e-79.0288e-76.2676e-68.1571e-76.6243e-81.0787e-824.7312
ISO FRHHZ5.4149e-76.6491e-80.0000e+02.8560e-85.5823e-88.9583e-88.4514e-79.2046e-82.8569e-83.0399e-933.4222
ISO FRHHN1.1423e-61.1857e-70.0000e+04.2734e-88.1102e-88.1102e-81.1392e-69.3671e-83.0429e-82.8838e-933.4222
ISO FRHHE1.0738e-61.2985e-70.0000e+04.1422e-88.3368e-81.2380e-71.2430e-61.0186e-72.3137e-82.6963e-933.4222
GBOS GUHHZ1.0987e-61.8132e-70.0000e+08.0408e-81.4505e-72.0437e-72.3178e-62.3414e-73.2627e-84.4683e-947.6110
GBOS GUHHN8.4530e-71.3167e-70.0000e+07.9827e-81.4661e-71.4661e-71.8339e-62.6713e-73.4241e-86.4468e-947.6110
GBOS GUHHE8.2594e-71.5125e-70.0000e+06.1782e-81.1400e-71.6440e-72.7914e-61.5875e-73.8878e-83.0278e-947.6110
MGRO GUHHZ2.3533e-74.5753e-80.0000e+02.2154e-85.3891e-81.0291e-75.0013e-79.1884e-85.5557e-86.7835e-957.2133
MGRO GUHHN3.8662e-77.2909e-80.0000e+03.8823e-88.3518e-88.3518e-81.0464e-61.3892e-75.0863e-87.6938e-957.2133
MGRO GUHHE3.2805e-74.8857e-80.0000e+03.4833e-87.3518e-81.1602e-79.3386e-71.4261e-74.2812e-85.1192e-957.2133
RORO GUHHZ6.0547e-76.9231e-80.0000e+04.5532e-89.0010e-81.3580e-71.4132e-61.4571e-76.5103e-83.7338e-969.3116
RORO GUHHN7.0978e-78.2595e-80.0000e+06.2764e-81.1104e-71.1104e-71.4944e-62.0284e-74.2058e-85.0814e-969.3116
RORO GUHHE6.6570e-78.1702e-80.0000e+04.9441e-89.5824e-81.4241e-71.5878e-61.2416e-73.5583e-84.9016e-969.3116
IMI GUHHZ3.5596e-76.0709e-80.0000e+03.5902e-89.3867e-81.4989e-71.0114e-61.6757e-76.7038e-86.4679e-972.1138
IMI GUHHN1.0468e-61.8585e-70.0000e+09.9845e-81.9689e-71.9689e-72.0186e-63.2342e-71.3461e-78.1202e-972.1138
IMI GUHHE6.2439e-79.1066e-80.0000e+05.9096e-81.2883e-72.0293e-71.4745e-61.9278e-78.7013e-87.6364e-972.1138
*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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