MANUAL Location - Area: Alpi Cozie , magnitude (ML): 1.2
2025-03-29 19:26:40 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-03-30 14:42:08

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Earthquake info - Manual location
Event - ID :250329192505
Magnitude (ML) :1.2 +/- 0.2
Origin Time :2025-03-29 19:26:40.425 (UTC)
Location : Latitude: 44.583 N, Longitude: 6.696 E
Area :Alpi Cozie
Depth (km) :5.96
Distances (km) : 25.4 --- Bellino
26.1 --- Acceglio
26.6 --- Pontechianale
28.1 --- Argentera
29.6 --- Casteldelfino
30.5 --- Prazzo
31.5 --- Elva
33.6 --- Canosio
34.4 --- Marmora
35.1 --- Stroppo
37.6 --- Pietraporzio
38.8 --- Crissolo
39.1 --- Sampeyre
39.3 --- Macra
39.9 --- Celle di Macra
39.9 --- Claviere
40.4 --- Sambuco
40.5 --- Oncino
40.9 --- Ostana
41.8 --- Bobbio Pellice

Quality location estimate: Erh: 0.9 km, Erz: 1 km, Nf: 42, Gap: 115 °, Rms: 0.28


Manual location results
Station Net P arrival time P pick
err
P pick
weight
P res Nll
weight
S arrival time S pick
err
S pick
weight
S res Nll
weight
Dist.
SURFFR2025-03-29 19:26:43.9300.0060-0.011.532025-03-29 19:26:46.2600.0461-0.291.2015.8
OGAGFR2025-03-29 19:26:45.5700.0150-0.291.182025-03-29 19:26:49.0790.0782-0.610.6926.9
PZZGU2025-03-29 19:26:47.2100.0150-0.141.312025-03-29 19:26:52.3100.1043-0.041.4135.1
RRLGU2025-03-29 19:26:48.2000.04420.041.462025-03-29 19:26:53.3800.1193-0.281.2439.2
VINDIV2025-03-29 19:26:49.2260.0200-0.420.972025-03-29 19:26:55.6820.0400-0.421.0249.0
ISOFR2025-03-29 19:26:50.3500.02510.101.292025-03-29 19:26:56.2390.1594-0.720.6052.9
BHBGU2025-03-29 19:26:50.5000.02510.091.332025-03-29 19:26:56.7840.1625-0.720.6153.3
STVGU2025-03-29 19:26:51.6800.0291-0.011.462025-03-29 19:26:59.3950.2837-0.121.1562.9
OGDIFR2025-03-29 19:26:52.5360.0200-0.021.452025-03-29 19:27:00.8170.0400-0.490.9365.0
OGMOFR2025-03-29 19:26:53.2690.02000.011.432025-03-29 19:27:01.8820.3117-0.540.8569.8
ENRGU2025-03-29 19:26:52.5890.0200-0.271.252025-03-29 19:27:02.1410.04000.620.2669.9
RSPGU2025-03-29 19:26:54.8600.06730.370.572025-03-29 19:27:04.0570.6099-0.370.7777.5
MVIFFR2025-03-29 19:26:56.2850.02000.280.782025-03-29 19:27:06.0710.0400-1.120.2184.7
TURFFR2025-03-29 19:26:56.4600.04220.230.932025-03-29 19:27:07.2100.2637-0.151.1087.5
SAOFFR2025-03-29 19:26:57.6240.02000.061.292025-03-29 19:27:08.6430.0400-0.860.4695.3
GBOSGU2025-03-29 19:26:57.5200.0472-0.081.382025-03-29 19:27:09.6690.04000.131.0598.6
LATOIV2025-03-29 19:26:58.3140.02000.380.592025-03-29 19:27:10.0300.0400-0.341.09100.1
LSDGU2025-03-29 19:26:58.8740.0200-0.031.362025-03-29 19:27:11.1600.6669-0.690.61103.7
MGROGU2025-03-29 19:26:58.7660.0200-0.740.552025-03-29 19:27:12.5930.0400-0.321.09107.2
ROROGU2025-03-29 19:27:00.8250.0200-0.431.012025-03-29 19:27:16.6240.04000.720.28121.0
IMIGU2025-03-29 19:27:01.5100.05920.011.272025-03-29 19:27:15.9030.0400-0.351.03121.3


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
OGAG FRHH0.901.22e-126.9332
PZZ GUHH1.192.41e-135.1104
RRL GUHH1.136.81e-239.211
ISO FRHH0.792.52e-252.9147
BHB GUHH1.094.54e-253.358
STV GUHH1.152.71e-262.9127
ENR GUHH1.428.18e-269.9124
RSP GUHH0.791.19e-277.535
TURF FRHH1.393.36e-287.5140
SAOF FRHH1.312.29e-295.3134
LSD GUHH1.342.00e-2103.719
MGRO GUHH1.231.44e-2107.2124
RORO GUHH1.401.57e-2121.0115
IMI GUHH1.573.11e-2121.3128


Results of PGA, PGV, IH, spectral amplitudes (SA) values calculation
Station Net Channel PGA
(g)
PGV
(m/s)
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.
(°)
OGAG FRHHZ9.3683e-61.9261e-61.1147e-64.3009e-71.8477e-71.9205e-55.4719e-62.5955e-74.5705e-826.9332
OGAG FRHHN5.8697e-61.5929e-61.0869e-63.8138e-71.5628e-72.0882e-55.5778e-62.3587e-73.8070e-826.9332
OGAG FRHHE7.1559e-61.6403e-61.3217e-64.5153e-72.3800e-72.3206e-57.1465e-62.8802e-73.9463e-826.9332
PZZ GUHHZ1.5849e-52.9096e-61.5691e-63.5553e-72.2298e-75.4156e-55.3726e-63.5856e-75.9905e-835.1104
PZZ GUHHN1.7353e-53.5704e-62.3953e-66.3390e-73.7238e-75.0260e-59.1625e-65.5111e-78.6459e-835.1104
PZZ GUHHE1.6999e-52.9632e-62.0409e-65.2933e-72.7124e-74.4805e-51.0079e-53.4883e-76.6700e-835.1104
RRL GUHHZ2.9009e-65.4391e-73.3664e-71.4459e-76.1519e-88.7250e-61.5805e-69.3062e-81.3958e-839.211
RRL GUHHN4.7133e-69.8314e-76.1308e-71.6953e-78.2275e-81.5580e-53.0037e-61.2546e-72.4216e-839.211
RRL GUHHE2.6934e-65.1452e-73.5708e-71.9624e-76.8625e-81.0183e-51.5793e-68.7776e-81.1468e-839.211
ISO FRHHZ5.5361e-67.3353e-72.3033e-75.6910e-83.0539e-81.2209e-58.0788e-75.2143e-81.3220e-852.9147
ISO FRHHN3.6506e-63.9499e-71.9724e-77.2923e-82.8883e-86.9818e-67.1456e-74.3988e-88.5182e-952.9147
ISO FRHHE5.9632e-65.5610e-72.2809e-79.8615e-83.9073e-88.8519e-69.9686e-75.7857e-81.1527e-852.9147
BHB GUHHZ5.5394e-61.0074e-64.0982e-71.1773e-77.1093e-82.0096e-51.7664e-61.4684e-72.1326e-853.358
BHB GUHHN3.2188e-65.9927e-74.1296e-71.1837e-76.4228e-88.5152e-62.0259e-61.2114e-71.7014e-853.358
BHB GUHHE3.9742e-64.5650e-72.6323e-78.4350e-84.3379e-81.0039e-51.4428e-67.7392e-89.9952e-953.358
STV GUHHZ3.7427e-64.3455e-72.2661e-78.0328e-83.6247e-86.0232e-69.8119e-74.7460e-89.0056e-962.9127
STV GUHHN3.4825e-63.9287e-72.3708e-77.2702e-83.7987e-89.2131e-61.0701e-66.5721e-88.5528e-962.9127
STV GUHHE3.1679e-65.3634e-72.5011e-77.0317e-83.5238e-89.3419e-69.9656e-76.2801e-81.1556e-862.9127
ENR GUHHZ8.2461e-69.4907e-73.8572e-71.2163e-76.8574e-81.4948e-51.7684e-61.0373e-71.9119e-869.9124
ENR GUHHN2.4233e-52.4334e-65.7922e-71.6299e-79.5764e-82.8754e-52.3007e-61.9737e-74.3909e-869.9124
ENR GUHHE2.7601e-52.7208e-66.0292e-71.6254e-78.9388e-82.7428e-52.0708e-62.0135e-74.7367e-869.9124
RSP GUHHZ7.1870e-71.0056e-77.5749e-83.2957e-81.2001e-82.1915e-64.2680e-71.8049e-82.5059e-977.535
RSP GUHHN8.0802e-71.6688e-71.0373e-73.6282e-81.4936e-83.6497e-63.8940e-72.1663e-83.6371e-977.535
RSP GUHHE1.0348e-61.8466e-71.1329e-73.3788e-81.5936e-83.1146e-65.1283e-72.4751e-84.2981e-977.535
TURF FRHHZ1.4646e-62.2883e-71.6998e-77.8887e-83.3396e-82.9757e-66.0630e-76.3540e-85.2503e-987.5140
TURF FRHHN2.2727e-63.6613e-72.8581e-71.0488e-74.4636e-88.0272e-61.0550e-66.5545e-88.4776e-987.5140
TURF FRHHE1.4692e-63.1620e-72.7900e-71.8675e-76.9459e-85.8627e-69.2136e-79.5710e-89.5702e-987.5140
SAOF FRHHZ9.6349e-72.3766e-72.1302e-78.3058e-84.1164e-82.1584e-61.7798e-65.9022e-87.6073e-995.3134
SAOF FRHHN8.7196e-71.9118e-71.8137e-77.2241e-83.3728e-82.2041e-61.3273e-64.7633e-85.3401e-995.3134
SAOF FRHHE9.0837e-71.8163e-71.8285e-77.4923e-83.9127e-82.1909e-61.4214e-65.8961e-86.5561e-995.3134
GBOS GUHHZ9.5550e-71.7177e-71.5607e-75.3489e-82.4558e-83.5474e-69.1542e-73.2352e-84.4342e-998.6112
GBOS GUHHN8.3354e-72.1918e-71.8133e-77.8695e-83.4627e-82.2075e-61.3806e-64.3353e-85.6088e-998.6112
GBOS GUHHE1.0060e-62.6359e-72.2488e-77.7430e-83.5984e-83.4695e-62.0765e-65.3580e-87.2117e-998.6112
LSD GUHHZ7.8725e-71.8440e-71.6724e-75.7043e-82.2396e-82.4069e-68.7499e-73.1605e-84.2875e-9103.719
LSD GUHHN7.3601e-71.6609e-71.4512e-76.7413e-82.5496e-82.3706e-66.5237e-73.7547e-85.1679e-9103.719
LSD GUHHE1.0845e-62.2156e-72.0503e-77.2000e-82.9733e-82.6309e-69.7551e-74.0808e-86.4156e-9103.719
MGRO GUHHZ6.9363e-71.1511e-79.0676e-84.5716e-82.5858e-81.2709e-65.7482e-73.5570e-83.7069e-9107.2124
MGRO GUHHN7.2658e-71.5666e-71.2229e-76.0549e-82.7940e-82.0050e-65.5483e-74.4297e-84.1347e-9107.2124
MGRO GUHHE7.0763e-71.2953e-71.0396e-74.3679e-82.0401e-82.1280e-64.2303e-72.4443e-83.5390e-9107.2124
RORO GUHHZ7.0434e-71.3679e-71.0791e-73.6946e-82.0211e-82.8074e-63.8337e-73.2312e-83.7597e-9121.0115
RORO GUHHN7.1674e-71.7509e-71.4704e-75.5924e-85.3250e-81.9633e-67.0188e-78.8809e-87.8538e-9121.0115
RORO GUHHE7.4254e-71.4039e-71.1941e-74.5239e-81.8532e-81.7401e-65.7736e-72.4300e-83.7592e-9121.0115
IMI GUHHZ1.4847e-62.7505e-71.7513e-76.8379e-83.6044e-83.2102e-61.0784e-64.6824e-87.1173e-9121.3128
IMI GUHHN2.2612e-63.1341e-72.2986e-78.7012e-84.9982e-86.0601e-61.7136e-67.8816e-87.5717e-9121.3128
IMI GUHHE1.2702e-62.2069e-71.8020e-75.4014e-83.8541e-83.3555e-61.4639e-65.7997e-86.3780e-9121.3128
*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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