AUTOMATIC Location - Area: Alpi Cozie , magnitude (ML): 0.9
2025-10-05 22:03:36 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-10-05 22:07:23

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Earthquake info - RsniPicker2 automatic location
Event - ID :251005220231
Magnitude (ML) :0.9 +/- 0.2
Origin Time :2025-10-05 22:03:36.58 (UTC)
Location : Latitude: 44.514 N, Longitude: 6.898 E
Area :Alpi Cozie
Depth (km) :5.02
Distances (km) : 8.5 --- Acceglio (CN)
12.1 --- Bellino (CN)
13.0 --- Prazzo (CN)
13.4 --- Argentera (CN)
15.6 --- Elva (CN)
16.0 --- Pontechianale (CN)
16.0 --- Canosio (CN)
16.1 --- Casteldelfino (CN)
16.8 --- Marmora (CN)
18.2 --- Stroppo (CN)
21.7 --- Pietraporzio (CN)
22.4 --- Macra (CN)
22.7 --- Celle di Macra (CN)
24.0 --- Sambuco (CN)
24.4 --- Sampeyre (CN)
27.6 --- Castelmagno (CN)
28.6 --- San Damiano Macra (CN)
29.2 --- Crissolo (CN)
29.5 --- Oncino (CN)
30.6 --- Ostana (CN)

Quality location estimate:
Erh: 1.7 km, Erz: 2.2 km, Nf: 16, Gap: 186°, Rms: 0.232 s
Stazioni validate: 9


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.
PZZGU2025-10-05 22:03:40.5800.01000.001.652025-10-05 22:03:43.1690.0541-0.311.1318.1
ISOFR2025-10-05 22:03:44.0490.0200-0.011.642025-10-05 22:03:48.6390.1172-0.530.6439.0
STVGU--:---.-----.---.--2025-10-05 22:03:50.5600.1712-0.221.3145.6
BHBGU2025-10-05 22:03:45.2900.02300.051.412025-10-05 22:03:50.9330.1902-0.391.0246.2
RRLGU2025-10-05 22:03:45.2500.0280-0.271.232025-10-05 22:03:51.1240.6253-0.710.6046.3
ENRGU2025-10-05 22:03:45.9590.0270-0.141.472025-10-05 22:03:52.8890.16620.150.8952.3
MVIFFR2025-10-05 22:03:48.6190.3052-1.380.172025-10-05 22:03:57.8300.6413-1.820.1671.8
GBOSGU2025-10-05 22:03:50.8600.0410-0.011.462025-10-05 22:04:00.5500.3122-0.201.0280.9
ESCAFR--:---.-----.---.--2025-10-05 22:04:01.6800.4322-1.450.2185.1


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth Used
PZZ GU0.904.01e-118.193SI
ISO FR0.703.72e-239.0162SI
STV GU0.802.14e-245.6131SI
BHB GU0.802.87e-246.239SI
RRL GU0.902.92e-246.3349SI
ENR GU1.107.15e-252.3127SI
GBOS GU1.301.53e-280.9112SI


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 GUHHZ2.4478e-54.4644e-60.0000e+02.4927e-64.2034e-65.8744e-67.0867e-56.9912e-65.2071e-77.9593e-818.193
PZZ GUHHN3.7803e-55.5886e-60.0000e+02.7336e-64.6017e-64.6017e-68.3439e-59.6635e-66.1353e-79.8157e-818.193
PZZ GUHHE3.1085e-56.7124e-60.0000e+04.2596e-67.2654e-61.0239e-57.7205e-51.1528e-56.4673e-71.3389e-718.193
ISO FRHHZ2.8899e-66.2928e-70.0000e+02.0756e-73.8221e-75.4098e-74.0509e-66.4137e-78.4088e-81.0162e-839.0162
ISO FRHHN2.2415e-63.4223e-70.0000e+01.8751e-73.7111e-73.7111e-75.2800e-68.3733e-75.8183e-87.8774e-939.0162
ISO FRHHE2.8502e-65.2330e-70.0000e+03.0422e-75.1185e-76.9517e-75.0402e-61.2088e-67.7132e-89.7847e-939.0162
STV GUHHZ2.4723e-63.4411e-70.0000e+02.3261e-74.1643e-75.9004e-75.9239e-65.4284e-71.1398e-71.3688e-845.6131
STV GUHHN2.5025e-63.1917e-70.0000e+02.3730e-74.3595e-74.3595e-77.3262e-66.7642e-76.6574e-81.5097e-845.6131
STV GUHHE2.3095e-63.1630e-70.0000e+02.3300e-73.9724e-75.5311e-75.3503e-67.2596e-77.6583e-89.2066e-945.6131
BHB GUHHZ3.1140e-65.2014e-70.0000e+03.7535e-76.5949e-79.5087e-71.1505e-51.3918e-62.4710e-71.5068e-846.239
BHB GUHHN3.7309e-66.0262e-70.0000e+03.5729e-76.3101e-76.3101e-76.8843e-67.5948e-71.5555e-71.3315e-846.239
BHB GUHHE3.1186e-64.5412e-70.0000e+02.6995e-74.9520e-76.9068e-77.8595e-66.3637e-71.8461e-71.3816e-846.239
RRL GUHHZ1.3816e-62.3482e-70.0000e+01.5613e-72.7980e-73.9005e-74.6913e-65.1157e-78.8355e-88.5715e-946.3349
RRL GUHHN2.1986e-63.3494e-70.0000e+02.8238e-74.6249e-74.6249e-78.8194e-69.2623e-71.0115e-71.4519e-846.3349
RRL GUHHE2.1111e-64.4306e-70.0000e+03.1301e-75.6398e-77.8118e-79.6409e-61.0815e-69.5108e-81.3770e-846.3349
ENR GUHHZ5.3084e-66.9174e-70.0000e+04.0898e-77.4572e-71.1298e-61.0882e-51.0323e-61.7762e-72.0996e-852.3127
ENR GUHHN1.1250e-51.2192e-60.0000e+06.7374e-71.3384e-61.3384e-61.7079e-51.9703e-62.7764e-73.1525e-852.3127
ENR GUHHE1.2276e-51.1876e-60.0000e+07.5186e-71.3080e-61.8637e-61.7024e-51.4787e-61.7602e-72.6637e-852.3127
GBOS GUHHZ8.7191e-71.6730e-70.0000e+01.7332e-72.7439e-73.8446e-72.7575e-67.9028e-76.7239e-87.2033e-980.9112
GBOS GUHHN1.3248e-61.7349e-70.0000e+01.3219e-72.5076e-72.5076e-72.3406e-64.1133e-71.1636e-71.2032e-880.9112
GBOS GUHHE5.9491e-71.5219e-70.0000e+01.2113e-72.2596e-73.0523e-72.2283e-64.7921e-76.0267e-87.6977e-980.9112
*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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