AUTOMATIC Location - Area: Alpi Marittime , magnitude (ML): 1.1
2025-04-24 15:43:15 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-04-24 15:46:34

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Earthquake info - RsniPicker2 automatic location
Event - ID :250424154133
Magnitude (ML) :1.1 +/- 0.3
Origin Time :2025-04-24 15:43:15.74 (UTC)
Location : Latitude: 44.310 N, Longitude: 7.241 E
Area :Alpi Marittime
Depth (km) :6.44
Distances (km) : 1.8 --- Aisone (CN)
4.5 --- Demonte (CN)
5.3 --- Vinadio (CN)
11.1 --- Valloriate (CN)
11.3 --- Castelmagno (CN)
11.9 --- Moiola (CN)
12.6 --- Pradleves (CN)
12.8 --- Monterosso Grana (CN)
12.9 --- Valdieri (CN)
13.4 --- Rittana (CN)
13.5 --- Gaiola (CN)
13.6 --- Sambuco (CN)
14.7 --- Entracque (CN)
15.9 --- Valgrana (CN)
16.3 --- Roccasparvera (CN)
17.0 --- Pietraporzio (CN)
17.7 --- Roaschia (CN)
17.7 --- Bernezzo (CN)
17.8 --- Montemale di Cuneo (CN)
19.0 --- Cartignano (CN)

Quality location estimate:
Erh: 0.7 km, Erz: 0.6 km, Nf: 25, Gap: 96°, Rms: 0.264 s
Stazioni validate: 16


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.
STVGU2025-04-24 15:43:18.2000.0060-0.021.562025-04-24 15:43:19.5280.0360-0.381.0911.8
ENRGU2025-04-24 15:43:19.4100.01000.031.522025-04-24 15:43:21.6500.1142-0.201.1017.9
ISOFR2025-04-24 15:43:20.4200.01100.410.252025-04-24 15:43:22.8700.06510.011.4421.7
PZZGU2025-04-24 15:43:20.5700.0120-0.441.062025-04-24 15:43:23.7700.0751-0.970.0824.8
SURFFR2025-04-24 15:43:22.8600.0190-0.431.062025-04-24 15:43:28.5390.1182-0.121.2339.5
TURFFR--:---.-----.---.--2025-04-24 15:43:28.5700.2012-0.311.0439.7
SAOFFR2025-04-24 15:43:24.4300.02300.220.632025-04-24 15:43:29.6700.1332-0.450.8644.3
MVIFFR--:---.-----.---.--2025-04-24 15:43:30.9300.1412-0.301.0647.0
GBOSGU2025-04-24 15:43:24.5900.0250-0.031.452025-04-24 15:43:30.6500.14620.031.1548.7
ESCAFR--:---.-----.---.--2025-04-24 15:43:33.1890.16420.041.1054.7
BHBGU2025-04-24 15:43:26.0000.02900.051.362025-04-24 15:43:33.1890.17620.220.8458.7
BIGNGU2025-04-24 15:43:27.2190.03200.011.372025-04-24 15:43:34.5800.3102-0.550.6963.3
IMIGU--:---.-----.---.--2025-04-24 15:43:36.3400.4472-0.220.8368.8
ROROGU--:---.-----.---.--2025-04-24 15:43:37.1890.20920.460.4569.7
RRLGU--:---.-----.---.--2025-04-24 15:43:39.0490.2312-0.330.9477.0
CANOGU2025-04-24 15:43:29.8700.0410-0.490.82--:---.-----.---.-- 80.4


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth Used
STV GU1.207.08e-111.8137SI
ENR GU1.105.49e-117.9122SI
ISO FR0.701.05e-121.7227SI
PZZ GU1.002.84e-124.8336SI
SAOF FR0.703.14e-244.3145SI
GBOS GU1.103.48e-248.799SI
BHB GU1.003.34e-258.72SI
IMI GU1.104.43e-268.8130SI
RORO GU1.102.81e-269.7108SI
RRL GU1.201.80e-277.0332SI
CANO GU1.708.57e-280.498SI


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 GUHHZ6.2047e-57.9043e-60.0000e+02.0636e-63.6579e-65.1763e-64.4791e-54.5404e-63.9802e-75.7563e-811.8137
STV GUHHN1.0259e-41.0889e-50.0000e+02.8511e-65.2019e-65.2019e-64.4236e-59.4452e-64.6338e-79.7457e-811.8137
STV GUHHE1.6274e-42.0737e-50.0000e+02.7516e-65.1929e-67.6228e-66.3896e-54.9714e-64.7909e-71.0631e-711.8137
ENR GUHHZ7.7766e-57.2469e-60.0000e+01.9428e-64.0721e-66.1738e-64.0497e-53.8038e-64.3663e-79.3769e-817.9122
ENR GUHHN2.1013e-41.7222e-50.0000e+06.0890e-61.2876e-51.2876e-51.1959e-49.4250e-61.0055e-63.0258e-717.9122
ENR GUHHE2.5127e-42.0561e-50.0000e+07.4899e-61.5996e-52.4371e-51.2150e-48.8313e-61.3523e-63.7196e-717.9122
ISO FRHHZ1.5921e-51.7134e-60.0000e+03.7127e-76.8099e-79.6963e-71.0507e-51.2136e-69.1283e-81.2050e-821.7227
ISO FRHHN1.6802e-52.2313e-60.0000e+05.1802e-79.3112e-79.3112e-71.4352e-51.0343e-69.2793e-82.0711e-821.7227
ISO FRHHE8.6191e-61.0016e-60.0000e+04.2697e-77.8710e-71.1321e-61.5405e-51.1286e-69.1531e-81.8424e-821.7227
PZZ GUHHZ2.9245e-54.3101e-60.0000e+02.0930e-63.8151e-65.5221e-63.4200e-57.7221e-65.5439e-71.0579e-724.8336
PZZ GUHHN3.3491e-54.7443e-60.0000e+02.2114e-64.2354e-64.2354e-65.9069e-56.1579e-66.3430e-78.2693e-824.8336
PZZ GUHHE3.8839e-53.9965e-60.0000e+01.6120e-62.6838e-63.8021e-64.2918e-56.1762e-63.6387e-75.4328e-824.8336
SAOF FRHHE3.8839e-53.9965e-60.0000e+01.6120e-62.6838e-63.8021e-64.2918e-56.1762e-63.6387e-75.4328e-844.3145
GBOS GUHHZ3.7595e-65.3645e-70.0000e+04.0455e-76.7804e-79.3605e-71.1216e-51.1547e-67.4082e-81.7947e-848.799
GBOS GUHHN3.4030e-65.5114e-70.0000e+03.7799e-76.4187e-76.4187e-76.0310e-61.1157e-69.1487e-81.2959e-848.799
GBOS GUHHE3.6933e-64.8936e-70.0000e+03.6576e-76.1664e-78.5515e-71.2162e-51.1756e-66.0717e-81.3840e-848.799
BHB GUHHZ3.7760e-66.7735e-70.0000e+04.0834e-77.3543e-71.0371e-61.4967e-51.0029e-61.5146e-71.9501e-858.72
BHB GUHHN4.0657e-65.0815e-70.0000e+03.4722e-75.9945e-75.9945e-79.7108e-68.1708e-71.1380e-71.6353e-858.72
BHB GUHHE5.3660e-67.7743e-70.0000e+03.8527e-77.6330e-71.1367e-61.0610e-57.8981e-71.6465e-71.5336e-858.72
IMI GUHHZ2.3476e-62.6543e-70.0000e+01.9947e-73.4878e-74.9274e-74.8241e-61.1012e-69.1062e-81.3258e-868.8130
IMI GUHHN5.7869e-68.3651e-70.0000e+04.6257e-78.6203e-78.6203e-71.3143e-51.9343e-61.1145e-72.1111e-868.8130
IMI GUHHE3.1481e-63.8562e-70.0000e+02.4687e-74.4905e-76.4758e-75.6565e-68.4224e-71.3612e-71.6167e-868.8130
RORO GUHHZ3.7644e-65.5163e-70.0000e+02.5988e-75.3628e-78.1564e-77.8940e-67.3177e-77.5362e-81.3359e-869.7108
RORO GUHHN2.7634e-65.0422e-70.0000e+03.3483e-75.9097e-75.9097e-78.0277e-61.1698e-68.9608e-81.0584e-869.7108
RORO GUHHE3.5708e-64.3239e-70.0000e+03.2442e-75.5768e-77.6990e-76.2728e-69.2314e-76.2876e-81.0452e-869.7108
RRL GUHHZ9.1032e-71.3606e-70.0000e+01.2238e-72.1632e-72.9519e-72.7588e-65.2299e-77.1706e-85.5691e-977.0332
RRL GUHHN1.6965e-63.3649e-70.0000e+02.1624e-73.9190e-73.9190e-75.5330e-67.2366e-78.5022e-87.9714e-977.0332
RRL GUHHE1.4638e-62.4501e-70.0000e+01.7987e-73.1489e-74.3001e-73.6667e-66.1221e-77.0481e-87.8422e-977.0332
CANO GUHHZ2.8540e-52.7902e-60.0000e+01.2028e-62.4223e-63.6799e-63.3997e-51.5394e-66.0263e-75.5112e-880.498
CANO GUHHN2.2710e-52.3667e-60.0000e+01.0887e-62.1811e-62.1811e-63.5477e-52.9415e-61.8110e-74.8112e-880.498
CANO GUHHE2.7102e-52.5428e-60.0000e+09.6118e-71.9614e-63.0458e-62.3600e-52.4017e-68.3340e-75.9990e-880.498
*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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