AUTOMATIC Location - Area: Alpi Cozie , magnitude (ML): 0.5
2025-07-03 22:53:31 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-07-03 22:57:56

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Earthquake info - RsniPicker2 automatic location
Event - ID :250703225305
Magnitude (ML) :0.5 +/- 0.4
Origin Time :2025-07-03 22:53:31.28 (UTC)
Location : Latitude: 44.448 N, Longitude: 7.265 E
Area :Alpi Cozie
Depth (km) :11.77
Distances (km) : 3.3 --- Pradleves (CN)
3.8 --- Cartignano (CN)
4.7 --- San Damiano Macra (CN)
5.9 --- Castelmagno (CN)
6.2 --- Monterosso Grana (CN)
7.0 --- Roccabruna (CN)
7.9 --- Celle di Macra (CN)
8.1 --- Dronero (CN)
8.9 --- Montemale di Cuneo (CN)
9.1 --- Macra (CN)
10.0 --- Valgrana (CN)
10.1 --- Villar San Costanzo (CN)
12.6 --- Valmala (CN)
12.8 --- Stroppo (CN)
13.4 --- Caraglio (CN)
13.6 --- Melle (CN)
13.7 --- Marmora (CN)
13.9 --- Frassino (CN)
14.6 --- Canosio (CN)
14.8 --- Demonte (CN)

Quality location estimate:
Erh: 1 km, Erz: 2.3 km, Nf: 16, Gap: 116°, Rms: 0.337 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.
PZZGU2025-07-03 22:53:35.0290.01300.011.202025-07-03 22:53:37.1850.0581-0.511.2317.9
STVGU--:---.-----.---.--2025-07-03 22:53:38.9760.0901-0.451.2625.8
ENRGU2025-07-03 22:53:36.7090.0190-0.011.252025-07-03 22:53:40.1880.0881-0.301.1229.6
ISOFR2025-07-03 22:53:38.3890.02300.490.042025-07-03 22:53:42.3110.2662-0.080.9835.9
SURFFR2025-07-03 22:53:38.4300.0230-0.011.192025-07-03 22:53:43.1890.1132-0.471.1937.9
BHBGU--:---.-----.---.--2025-07-03 22:53:43.9700.1562-0.481.1444.7
GBOSGU--:---.-----.---.--2025-07-03 22:53:46.7900.1572-0.201.1352.5
TURFFR--:---.-----.---.--2025-07-03 22:53:47.7400.3152-0.750.6854.8
MVIFFR--:---.-----.---.--2025-07-03 22:53:50.7400.1972-0.461.0663.0
MGROGU--:---.-----.---.--2025-07-03 22:53:50.0600.2592-0.800.6163.6
ESCAFR--:---.-----.---.--2025-07-03 22:53:52.2500.2102-0.491.0270.1
ROROGU--:---.-----.---.--2025-07-03 22:53:53.0280.4012-0.310.9074.8


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth Used
PZZ GU0.301.09e-117.9299SI
STV GU0.101.32e-225.8168SI
ENR GU0.607.24e-229.6153SI
ISO FR-0.107.88e-335.9210SI
BHB GU0.207.46e-344.7360SI
GBOS GU1.102.66e-252.5116SI
MGRO GU0.701.28e-263.6136SI
RORO GU0.701.03e-274.8120SI


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 GUHHZ1.6933e-51.8126e-60.0000e+08.5261e-71.4914e-62.1090e-62.4537e-51.8620e-61.2416e-72.7893e-817.9299
PZZ GUHHN2.7660e-53.3400e-60.0000e+09.9667e-71.8885e-61.8885e-61.8817e-52.0963e-61.8003e-73.7045e-817.9299
PZZ GUHHE2.0964e-53.0133e-60.0000e+01.0736e-61.8878e-62.7036e-62.8598e-52.5067e-61.4931e-74.0517e-817.9299
STV GUHHZ2.0907e-62.2853e-70.0000e+07.8132e-81.4235e-72.0819e-71.8512e-61.8727e-72.2801e-83.0206e-925.8168
STV GUHHN3.2037e-62.9285e-70.0000e+07.8818e-81.5017e-71.5017e-72.0351e-61.8017e-72.4535e-83.3590e-925.8168
STV GUHHE2.7139e-63.5094e-70.0000e+01.1481e-72.1588e-73.1901e-72.5834e-62.0342e-72.4528e-86.3733e-925.8168
ENR GUHHZ8.3503e-61.0745e-60.0000e+02.7701e-75.6313e-78.4475e-75.2141e-64.7048e-74.6825e-81.3469e-829.6153
ENR GUHHN2.5614e-51.9653e-60.0000e+07.1201e-71.4680e-61.4680e-61.3450e-58.1195e-71.0874e-73.2605e-829.6153
ENR GUHHE2.5695e-52.1515e-60.0000e+07.9399e-71.6138e-62.4255e-61.2255e-59.6594e-71.3860e-73.7737e-829.6153
ISO FRHHZ7.8825e-71.0404e-70.0000e+04.5918e-87.9877e-81.1269e-71.2059e-61.3012e-71.5109e-82.2717e-935.9210
ISO FRHHN9.8336e-71.0419e-70.0000e+03.8026e-87.0977e-87.0977e-89.9068e-71.1740e-72.1955e-82.5025e-935.9210
ISO FRHHE9.2939e-71.0030e-70.0000e+04.7305e-88.3444e-81.1792e-71.2157e-68.0170e-81.4403e-81.7655e-935.9210
BHB GUHHZ1.4723e-61.8092e-70.0000e+01.0247e-71.8224e-72.5808e-72.8133e-62.7967e-73.9320e-84.2773e-944.7360
BHB GUHHN1.2769e-61.4236e-70.0000e+08.6106e-81.5137e-71.5137e-71.8542e-62.7958e-72.5670e-83.2032e-944.7360
BHB GUHHE1.2446e-61.5444e-70.0000e+09.4488e-81.6939e-72.4187e-71.7052e-62.4473e-73.3915e-83.9367e-944.7360
GBOS GUHHZ1.2833e-61.9767e-70.0000e+01.1075e-71.9523e-72.7575e-72.5864e-63.4399e-72.4476e-83.9281e-952.5116
GBOS GUHHN2.4963e-65.3719e-70.0000e+01.3681e-72.6040e-72.6040e-72.1995e-64.9077e-71.2574e-79.8370e-952.5116
GBOS GUHHE1.4671e-62.4875e-70.0000e+01.0068e-71.7250e-72.4720e-72.2555e-62.5140e-72.2378e-84.1127e-952.5116
MGRO GUHHZ5.9921e-76.7185e-80.0000e+04.1174e-88.0998e-81.1344e-71.0360e-61.0595e-72.5688e-82.0372e-963.6136
MGRO GUHHN1.4414e-61.4108e-70.0000e+06.2886e-81.2298e-71.2298e-72.2980e-61.5095e-72.6444e-83.3341e-963.6136
MGRO GUHHE2.1688e-62.4728e-70.0000e+01.2225e-72.2776e-73.3169e-73.1301e-63.2374e-73.0931e-85.9361e-963.6136
RORO GUHHZ1.0081e-61.5365e-70.0000e+01.1280e-71.8687e-72.5965e-71.5639e-63.7306e-72.8502e-83.7262e-974.8120
RORO GUHHN8.1231e-71.6102e-70.0000e+01.2044e-72.0660e-72.0660e-72.2309e-62.4230e-72.3671e-83.5586e-974.8120
RORO GUHHE7.4485e-71.6167e-70.0000e+01.1383e-71.9560e-72.7007e-71.7462e-62.2178e-71.8199e-84.1582e-974.8120
*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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