AUTOMATIC Location - Area: Alpi Marittime , magnitude (ML): 1.4
2025-04-01 23:02:15 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-04-01 23:06:06

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Earthquake info - RsniPicker2 automatic location
Event - ID :250401230042
Magnitude (ML) :1.4 +/- 0.2
Origin Time :2025-04-01 23:02:15.21 (UTC)
Location : Latitude: 44.338 N, Longitude: 7.279 E
Area :Alpi Marittime
Depth (km) :13.85
Distances (km) : 2.8 --- Demonte (CN)
5.5 --- Aisone (CN)
7.5 --- Valloriate (CN)
8.7 --- Monterosso Grana (CN)
9.0 --- Moiola (CN)
9.0 --- Vinadio (CN)
9.1 --- Pradleves (CN)
9.6 --- Castelmagno (CN)
9.7 --- Rittana (CN)
10.1 --- Gaiola (CN)
11.5 --- Valdieri (CN)
11.5 --- Valgrana (CN)
12.8 --- Roccasparvera (CN)
13.5 --- Montemale di Cuneo (CN)
13.6 --- Bernezzo (CN)
14.3 --- Entracque (CN)
14.8 --- Caraglio (CN)
15.5 --- Vignolo (CN)
15.6 --- Cartignano (CN)
15.9 --- Dronero (CN)

Quality location estimate:
Erh: 0.9 km, Erz: 0.9 km, Nf: 37, Gap: 78°, Rms: 0.325 s
Stazioni validate: 20


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.
STVGU2025-04-01 23:02:18.6700.00900.031.462025-04-01 23:02:20.5300.0531-0.461.1417.7
ENRGU2025-04-01 23:02:19.2600.01100.001.562025-04-01 23:02:21.7780.0641-0.271.1621.5
PZZGU2025-04-01 23:02:20.5300.01300.001.562025-04-01 23:02:23.7190.0801-0.610.8926.7
ISOFR2025-04-01 23:02:20.9800.01500.460.072025-04-01 23:02:23.9900.0861-0.111.3428.6
SURFFR2025-04-01 23:02:23.1100.0210-0.071.432025-04-01 23:02:28.5040.1322-0.381.1842.6
TURFFR2025-04-01 23:02:23.5300.02200.110.912025-04-01 23:02:28.6500.1312-0.610.9043.6
SAOFFR--:---.-----.---.--2025-04-01 23:02:29.4300.1412-0.690.7946.9
GBOSGU2025-04-01 23:02:23.7900.0290-0.021.442025-04-01 23:02:29.4800.1442-0.211.2647.9
MVIFFR2025-04-01 23:02:24.8790.0651-0.071.372025-04-01 23:02:30.9500.1562-1.050.3752.0
MGROGU2025-04-01 23:02:24.9500.0280-0.461.152025-04-01 23:02:31.3500.1662-1.270.2255.2
BHBGU2025-04-01 23:02:24.6390.0280-0.321.182025-04-01 23:02:31.0420.1882-0.720.7557.0
ESCAFR2025-04-01 23:02:25.9590.02900.031.262025-04-01 23:02:32.9190.1762-0.550.9858.6
BURYGU2025-04-01 23:02:26.9200.0340-0.481.122025-04-01 23:02:34.7590.2012-1.130.3367.1
ROROGU2025-04-01 23:02:27.0700.0350-0.251.232025-04-01 23:02:35.3490.2072-0.391.1169.0
IMIGU2025-04-01 23:02:27.2700.0350-0.151.302025-04-01 23:02:35.4180.2092-0.650.8569.7
RRLGU--:---.-----.---.--2025-04-01 23:02:38.2930.2352-0.221.1176.8
CANOGU2025-04-01 23:02:28.8500.0390-0.401.182025-04-01 23:02:38.1390.2372-0.960.5178.9
QLNOIV2025-04-01 23:02:30.1200.04300.031.152025-04-01 23:02:39.9800.2582-0.700.7886.0
EILFFR--:---.-----.---.--2025-04-01 23:02:40.5990.4842-0.870.6289.7
PCPGU2025-04-01 23:02:32.9390.05210.220.592025-04-01 23:02:44.9150.6263-0.350.73103.9


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth Used
STV GU1.507.56e-117.7160SI
ENR GU1.701.45e+021.5137SI
PZZ GU1.204.61e-126.7325SI
ISO FR1.403.56e-128.6227SI
SAOF FR1.309.54e-246.9151SI
GBOS GU1.508.31e-247.9103SI
MGRO GU1.205.72e-255.2128SI
BHB GU1.002.96e-257.0359SI
BURY GU1.304.62e-267.1160SI
RORO GU1.304.73e-269.0112SI
IMI GU1.701.43e-169.7134SI
RRL GU1.201.97e-276.8329SI
CANO GU1.506.15e-278.9100SI
QLNO IV1.302.71e-286.091SI
PCP GU1.201.68e-2103.977SI


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 GUHHZ1.2869e-41.1112e-50.0000e+01.6629e-62.8395e-64.0324e-63.6459e-54.8631e-62.2862e-75.9181e-817.7160
STV GUHHN9.2046e-58.6804e-60.0000e+01.3619e-62.3742e-62.3742e-62.8946e-54.5156e-62.4623e-75.2370e-817.7160
STV GUHHE1.7551e-41.9117e-50.0000e+01.8607e-63.3593e-64.8246e-65.5751e-55.2342e-63.7721e-77.2931e-817.7160
ENR GUHHZ1.2025e-41.2167e-50.0000e+02.8193e-65.3338e-67.8223e-67.2848e-56.8303e-66.5501e-79.9444e-821.5137
ENR GUHHN4.7847e-44.1353e-50.0000e+01.0419e-52.2148e-52.2148e-52.4703e-41.9918e-51.5586e-65.2814e-721.5137
ENR GUHHE6.0705e-45.2853e-50.0000e+01.3681e-52.8760e-54.3717e-52.5897e-41.4862e-52.5108e-66.8814e-721.5137
PZZ GUHHZ4.2719e-57.9815e-60.0000e+05.5728e-69.8496e-61.3777e-51.3332e-41.4114e-51.0329e-61.9298e-726.7325
PZZ GUHHN5.6842e-58.0056e-60.0000e+06.3731e-61.0393e-51.0393e-51.7500e-42.2049e-51.0389e-61.7562e-726.7325
PZZ GUHHE3.7724e-55.5185e-60.0000e+04.3460e-67.1945e-69.9761e-61.2687e-41.9911e-58.8880e-71.5360e-726.7325
ISO FRHHZ3.8945e-55.2689e-60.0000e+09.9849e-71.9259e-62.8229e-62.6925e-53.1935e-61.5826e-73.9661e-828.6227
ISO FRHHN5.8686e-58.9839e-60.0000e+09.6276e-71.8255e-61.8255e-62.0298e-52.6360e-61.8057e-73.9641e-828.6227
ISO FRHHE2.9484e-54.3351e-60.0000e+01.3030e-62.4990e-63.6611e-64.0532e-52.8392e-62.2399e-74.8829e-828.6227
SAOF FRHHE2.9484e-54.3351e-60.0000e+01.3030e-62.4990e-63.6611e-64.0532e-52.8392e-62.2399e-74.8829e-846.9151
GBOS GUHHZ6.0637e-68.7565e-70.0000e+05.1389e-79.1788e-71.2843e-61.3549e-51.6124e-61.1656e-71.7228e-847.9103
GBOS GUHHN4.5204e-67.2907e-70.0000e+05.8754e-79.9866e-79.9866e-71.2876e-52.6717e-62.0583e-72.2386e-847.9103
GBOS GUHHE5.6252e-61.2864e-60.0000e+07.0673e-71.2826e-61.7908e-61.0894e-52.4683e-61.6839e-72.5129e-847.9103
MGRO GUHHZ1.6259e-63.0887e-70.0000e+02.8413e-75.1116e-76.7952e-73.6968e-68.5490e-71.0404e-71.2101e-855.2128
MGRO GUHHN2.6868e-66.1245e-70.0000e+04.3746e-78.6247e-78.6247e-78.1759e-62.4195e-61.5719e-71.6896e-855.2128
MGRO GUHHE2.9292e-65.5380e-70.0000e+04.6165e-77.9947e-71.0919e-68.0582e-61.7813e-61.3810e-71.9310e-855.2128
BHB GUHHZ3.9686e-65.5185e-70.0000e+03.4361e-76.1664e-78.9726e-71.0918e-51.0268e-62.0198e-71.3591e-857.0359
BHB GUHHN3.8643e-64.9070e-70.0000e+03.2239e-75.6463e-75.6463e-71.0974e-59.6818e-71.1305e-71.3495e-857.0359
BHB GUHHE5.5193e-67.0926e-70.0000e+03.7496e-76.9827e-71.0166e-61.2145e-57.8749e-77.7914e-81.2311e-857.0359
BURY GUHHZ6.1082e-65.7352e-70.0000e+02.5161e-75.5501e-78.4424e-74.9058e-68.3789e-73.4000e-72.5360e-867.1160
BURY GUHHN1.2152e-51.2265e-60.0000e+05.4357e-71.1397e-61.1397e-69.3849e-61.7245e-62.8467e-72.7498e-867.1160
BURY GUHHE1.6847e-51.5322e-60.0000e+07.0436e-71.4598e-62.1429e-61.3476e-51.1646e-62.9054e-73.6712e-867.1160
RORO GUHHZ2.8148e-65.1976e-70.0000e+04.2485e-76.9573e-79.6557e-78.2963e-69.9261e-79.2597e-81.3344e-869.0112
RORO GUHHN3.6685e-67.9604e-70.0000e+05.6901e-79.4856e-79.4856e-71.2368e-51.8499e-61.2577e-72.0029e-869.0112
RORO GUHHE3.0782e-64.9595e-70.0000e+03.8505e-76.2874e-78.6011e-78.5075e-61.8055e-68.3048e-81.3685e-869.0112
IMI GUHHZ3.1626e-64.7317e-70.0000e+03.3481e-75.9016e-78.0514e-78.8229e-61.6993e-61.7798e-71.2971e-869.7134
IMI GUHHN9.4463e-61.8444e-60.0000e+09.2742e-71.6802e-61.6802e-61.8911e-52.9583e-62.2131e-73.5705e-869.7134
IMI GUHHE4.8926e-69.0580e-70.0000e+05.9289e-79.7830e-71.2950e-68.3359e-62.2610e-61.6413e-71.9783e-869.7134
RRL GUHHZ1.0193e-61.3779e-70.0000e+01.1246e-71.9673e-72.7865e-73.4190e-65.6679e-79.5025e-87.0546e-976.8329
RRL GUHHN1.2254e-62.7158e-70.0000e+01.9313e-73.4763e-73.4763e-74.7998e-68.6040e-77.2808e-89.3108e-976.8329
RRL GUHHE1.2917e-62.1220e-70.0000e+01.8166e-72.9787e-74.1058e-73.8863e-61.0257e-67.3813e-86.3947e-976.8329
CANO GUHHZ2.9449e-64.3619e-70.0000e+03.5776e-76.3851e-71.1178e-66.3076e-61.4738e-64.5373e-72.2407e-878.9100
CANO GUHHN3.3800e-65.5177e-70.0000e+04.9674e-78.0962e-78.0962e-71.1942e-52.8359e-61.2687e-71.6173e-878.9100
CANO GUHHE3.6814e-66.4269e-70.0000e+04.6288e-78.4474e-71.5351e-61.9235e-51.6994e-66.8684e-73.5890e-878.9100
QLNO IVHHZ1.1871e-62.0567e-70.0000e+01.6011e-72.8030e-74.0650e-73.4192e-69.3542e-71.2016e-71.0222e-886.091
QLNO IVHHN2.5061e-63.4943e-70.0000e+02.2515e-73.9487e-73.9487e-75.6574e-67.6434e-79.5914e-81.4168e-886.091
QLNO IVHHE2.6310e-63.5409e-70.0000e+02.6402e-74.6577e-76.6430e-77.5201e-68.9299e-71.1721e-71.1103e-886.091
PCP GUHHZ1.0316e-61.7369e-70.0000e+01.5262e-72.6313e-73.7635e-72.3229e-67.3103e-71.3273e-78.2348e-9103.977
PCP GUHHN1.3704e-62.0642e-70.0000e+01.5687e-72.7366e-72.7366e-74.2211e-67.1740e-78.2713e-89.0771e-9103.977
PCP GUHHE1.3830e-62.4099e-70.0000e+01.8228e-73.2189e-74.4448e-73.5804e-69.0726e-71.0256e-76.8248e-9103.977
*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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