MANUAL Location - Area: Alpi Pennine , magnitude (ML): 0.6
2025-05-12 23:12:56 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-05-13 08:40:46

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Earthquake info - Manual location
Event - ID :250512231139
Magnitude (ML) :0.6 +/- 0.2
Origin Time :2025-05-12 23:12:56.624 (UTC)
Location : Latitude: 45.801 N, Longitude: 7.476 E
Area :Alpi Pennine
Depth (km) :5.73
Distances (km) : 6.1 --- Verrayes
6.6 --- Nus
7.3 --- Torgnon
7.4 --- Fenis
8.0 --- Quart
8.0 --- Saint-Marcel
8.1 --- Saint-Denis
8.2 --- Chambave
9.0 --- Antey-Saint-Andre
9.2 --- Bionaz
9.3 --- Oyace
9.8 --- Brissogne
10.9 --- Saint-Christophe
11.1 --- La Magdeleine
11.3 --- Pontey
12.0 --- Valpelline
12.1 --- Chatillon
12.1 --- Chamois
12.5 --- Pollein
12.7 --- Roisan

Quality location estimate: Erh: 1.1 km, Erz: 1 km, Nf: 30, Gap: 69 °, Rms: 0.31


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.
CIROGU2025-05-12 23:13:02.2200.01900.401.312025-05-12 23:13:05.2100.0752-0.200.7924.6
REMYGU2025-05-12 23:13:01.9200.0150-0.031.572025-05-12 23:13:04.6990.0842-1.070.2026.4
DIXCH2025-05-12 23:13:03.1200.01900.041.602025-05-12 23:13:06.8800.0952-0.780.1932.6
SATIGU2025-05-12 23:13:03.4810.02000.221.082025-05-12 23:13:08.0500.10330.011.4032.7
MRGEIV2025-05-12 23:13:02.9330.0200-0.011.612025-05-12 23:13:06.1970.1002-1.240.1433.2
OROIV2025-05-12 23:13:04.7280.0200-0.380.382025-05-12 23:13:10.9900.1394-0.001.3044.3
LSDGU2025-05-12 23:13:05.2600.02610.071.522025-05-12 23:13:10.1110.2066-0.930.2447.0
VANNICH2025-05-12 23:13:05.5440.02000.441.212025-05-12 23:13:11.1150.04000.021.4147.0
MMKCH2025-05-12 23:13:06.0600.02810.800.222025-05-12 23:13:11.5500.14740.161.3647.7
EMBDCH2025-05-12 23:13:06.9700.20180.510.952025-05-12 23:13:12.9850.1655-0.410.5654.2
LATOIV2025-05-12 23:13:07.3080.02000.660.492025-05-12 23:13:13.6570.04000.321.2855.9
SENINCH2025-05-12 23:13:08.6240.02000.331.262025-05-12 23:13:16.1650.0400-0.410.5164.5
SIMPLCH2025-05-12 23:13:08.7100.03610.481.062025-05-12 23:13:16.4220.1002-0.021.2564.8
FIESACH2025-05-12 23:13:12.0190.02000.241.342025-05-12 23:13:22.9410.04000.451.0386.2


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
CIRO GUHH0.725.05e-224.6162
REMY GUHH0.545.49e-226.4280
SATI GUHH0.602.40e-232.775
MRGE IVHH0.412.26e-233.2264
ORO IVEH0.783.53e-244.3116
LSD GUHH0.702.62e-247.0215
VANNICHHH0.531.77e-247.012
MMK CHHH0.621.14e-247.753
EMBD CHHH0.409.81e-354.231
SENINCHHH0.651.20e-264.5348
SIMPLCHHH0.508.42e-364.841
FIESACHHH0.981.37e-286.234


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.
(°)
CIRO GUHHZ9.7798e-69.1302e-72.8531e-77.9119e-83.8216e-81.8626e-59.6750e-77.0533e-81.8197e-824.6162
CIRO GUHHN1.7176e-51.6238e-63.7806e-71.2329e-76.6038e-82.5082e-52.0772e-61.3657e-73.5524e-824.6162
CIRO GUHHE1.3649e-51.3907e-64.2692e-71.3123e-77.6497e-82.4288e-51.6533e-61.2463e-72.6545e-824.6162
REMY GUHHZ8.5376e-68.0382e-72.9254e-78.0992e-84.2340e-81.4228e-51.1308e-66.2275e-81.4163e-826.4280
REMY GUHHN1.1341e-51.4226e-65.0077e-71.3267e-76.3562e-83.1861e-51.6006e-61.1404e-72.9806e-826.4280
REMY GUHHE6.4150e-68.2105e-73.5629e-71.5330e-76.3684e-81.4827e-51.1377e-69.4109e-81.7261e-826.4280
DIX CHHHZ2.8940e-54.4209e-62.2579e-68.1142e-74.1741e-71.1064e-41.1830e-56.6990e-71.1756e-732.6350
DIX CHHHN4.4727e-56.3097e-61.6874e-64.7427e-72.5801e-76.0955e-57.5390e-64.8179e-71.3497e-732.6350
DIX CHHHE4.1226e-55.2750e-62.4233e-65.7951e-73.3429e-75.6673e-59.3055e-65.6964e-71.2464e-732.6350
SATI GUHHZ2.4435e-62.4386e-78.3937e-82.5036e-81.3939e-83.9435e-62.7746e-72.3153e-84.7273e-932.775
SATI GUHHN7.1796e-67.4376e-71.4556e-75.3077e-83.0332e-89.2475e-65.8111e-76.4355e-81.3728e-832.775
SATI GUHHE3.7577e-64.2327e-71.4175e-74.0282e-82.0071e-87.6093e-64.1594e-74.1695e-89.6674e-932.775
MRGE IVHHZ4.9894e-64.0759e-79.3199e-84.2622e-81.9415e-83.7707e-65.2169e-73.5527e-88.6279e-933.2264
MRGE IVHHN7.0391e-66.8939e-71.5398e-75.1744e-82.7463e-81.3473e-57.2442e-75.5072e-81.4034e-833.2264
MRGE IVHHE1.0650e-58.4683e-71.2715e-74.8447e-82.4146e-87.1051e-64.9645e-75.3536e-81.6289e-833.2264
ORO IVEHZ3.0064e-63.7631e-72.1696e-75.1468e-82.7272e-86.9410e-69.9963e-74.1692e-88.9471e-944.3116
ORO IVEHN5.3855e-66.5443e-73.6283e-71.2500e-74.5345e-89.2337e-61.4884e-66.5265e-81.3566e-844.3116
ORO IVEHE4.6995e-66.2167e-72.6690e-71.0033e-74.1349e-88.6190e-68.7099e-77.1415e-81.3768e-844.3116
LSD GUHHZ4.2205e-65.0054e-72.0792e-75.2314e-82.7112e-87.3545e-66.8359e-74.2577e-88.5974e-947.0215
LSD GUHHN4.3895e-64.5695e-71.5244e-74.9191e-82.1511e-86.2251e-66.9233e-73.7108e-88.2344e-947.0215
LSD GUHHE8.1132e-67.7464e-72.2003e-75.8119e-83.1394e-89.2156e-69.0168e-76.2471e-81.2882e-847.0215
VANNICHHHZ1.4604e-61.6670e-71.0984e-74.1170e-81.7274e-82.8545e-64.6317e-72.5152e-83.8829e-947.012
VANNICHHHN1.4090e-62.2578e-71.4842e-76.8913e-82.8087e-83.2303e-69.4689e-73.4826e-85.1316e-947.012
VANNICHHHE1.1258e-61.8584e-71.4885e-77.9347e-83.3328e-82.9337e-66.1357e-74.3876e-85.4525e-947.012
MMK CHHHZ1.6470e-61.6966e-77.3641e-83.3158e-81.4195e-83.1917e-63.0126e-72.2848e-84.1609e-947.753
MMK CHHHN1.6348e-62.3943e-79.9610e-82.9636e-81.6798e-85.2890e-62.7833e-72.3730e-85.0067e-947.753
MMK CHHHE2.2132e-61.9276e-76.1903e-82.9356e-81.1135e-82.2681e-62.2246e-71.5297e-83.8888e-947.753
EMBD CHHHZ1.5368e-61.9210e-71.1215e-75.8632e-82.3176e-82.4278e-66.9450e-73.3042e-84.2634e-954.231
EMBD CHHHN1.3122e-61.6774e-78.3087e-83.4423e-81.8595e-82.9435e-63.9792e-72.6091e-83.8469e-954.231
EMBD CHHHE1.0965e-61.3913e-77.6240e-83.4982e-81.4807e-81.9677e-62.9000e-72.0110e-83.6878e-954.231
SENINCHHHZ7.9112e-71.6443e-71.4510e-76.1770e-82.9593e-83.3305e-67.2137e-74.2342e-85.4446e-964.5348
SENINCHHHN7.8774e-71.4819e-79.6909e-85.0709e-81.8950e-82.3661e-63.1978e-72.3873e-84.1468e-964.5348
SENINCHHHE7.8639e-71.6697e-71.0911e-74.8203e-81.9969e-82.4947e-66.7417e-72.2815e-83.3059e-964.5348
SIMPLCHHHZ8.4920e-71.3187e-76.8961e-81.7139e-88.7436e-93.4855e-63.5801e-71.4919e-82.8962e-964.841
SIMPLCHHHN8.6236e-71.0366e-74.5945e-81.9760e-81.0719e-82.2169e-61.6066e-71.3160e-81.9591e-964.841
SIMPLCHHHE1.2919e-61.5937e-77.8707e-82.1277e-81.1617e-83.2546e-63.0907e-71.9098e-84.0036e-964.841
FIESACHHHZ5.9910e-78.6183e-88.0688e-86.4955e-83.5265e-81.5449e-64.5761e-75.5174e-82.6847e-986.234
FIESACHHHN6.9235e-71.2245e-71.2130e-78.0904e-83.5077e-81.4124e-64.7317e-73.8542e-84.4059e-986.234
FIESACHHHE7.6000e-71.0914e-79.3005e-86.5098e-84.1605e-82.0509e-64.8603e-75.4369e-83.9799e-986.234
*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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