MANUAL Location - Area: Alpi Graie , magnitude (ML): 0.5
2024-03-25 09:38:44 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2024-03-26 13:00:08

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Earthquake info - Manual location
Event - ID :240325093725
Magnitude (ML) :0.5 +/- 0.2
Origin Time :2024-03-25 09:38:44.234 (UTC)
Location : Latitude: 45.685 N, Longitude: 7.669 E
Area :Alpi Graie
Depth (km) :5.26
Distances (km) : 0.9 --- Champdepraz
2.5 --- Montjovet
2.7 --- Verres
2.9 --- Challand-Saint-Victor
3.6 --- Issogne
5.2 --- Emarese
5.9 --- Arnad
6.3 --- Challand-Saint-Anselme
7.6 --- Champorcher
7.7 --- Saint-Vincent
8.4 --- Chatillon
8.5 --- Pontey
8.6 --- Pontboset
9.4 --- Hone
9.6 --- Brusson
10.2 --- Bard
11.6 --- Saint-Denis
11.6 --- Chambave
11.7 --- Donnas
13.3 --- Perloz

Quality location estimate: Erh: 0.9 km, Erz: 0.7 km, Nf: 16, Gap: 75 °, Rms: 0.26


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.
CIROGU2024-03-25 09:38:47.5200.0110-0.021.712024-03-25 09:38:49.0800.0240-0.660.3014.4
TRAVGU2024-03-25 09:38:48.9900.01100.460.782024-03-25 09:38:51.4090.25370.061.1821.0
OROIV2024-03-25 09:38:49.8370.02000.021.702024-03-25 09:38:53.3070.1303-0.240.9225.9
MMKCH2024-03-25 09:38:53.6480.02000.490.692024-03-25 09:38:59.0270.0400-0.161.1547.4
MRGEIV2024-03-25 09:38:53.6290.02000.430.752024-03-25 09:38:59.3400.1935-0.141.1248.6
LSDGU2024-03-25 09:38:53.3500.1005-0.081.392024-03-25 09:38:58.5100.1283-0.950.1249.1
DIXCH2024-03-25 09:38:53.5000.02410.071.452024-03-25 09:38:59.4050.0400-0.570.4449.1
RSPGU2024-03-25 09:38:56.5460.02000.161.062024-03-25 09:39:04.4590.0400-0.091.2467.8


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
CIRO GUHH0.621.07e-114.4220
TRAV GUHH0.346.18e-221.0162
ORO IVEH0.363.80e-225.9105
MMK CHHH0.244.80e-347.429
MRGE IVHH0.631.76e-248.6282
LSD GUHH0.652.10e-249.1239
DIX CHHH0.802.99e-249.1335
RSP GUHH0.447.09e-367.8208


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 GUHHZ1.3423e-51.7822e-65.7726e-71.7031e-79.0544e-82.4834e-52.6516e-61.7347e-73.9912e-814.4220
CIRO GUHHN1.3605e-51.9391e-69.1318e-72.5093e-71.4289e-72.9636e-53.7091e-62.3243e-74.4616e-814.4220
CIRO GUHHE1.5157e-52.0165e-68.6523e-72.1838e-71.1115e-72.7181e-55.6451e-61.9215e-74.5695e-814.4220
TRAV GUHHZ5.0916e-68.6216e-74.8449e-71.0714e-77.2211e-81.0412e-52.6623e-61.3393e-72.5056e-821.0162
TRAV GUHHN1.0295e-51.4095e-65.6020e-71.1391e-76.8251e-81.8905e-52.4632e-61.1973e-72.9675e-821.0162
TRAV GUHHE5.5993e-61.0005e-65.5093e-71.2909e-77.0145e-81.2802e-53.0436e-61.0478e-72.3313e-821.0162
ORO IVEHZ3.0276e-64.1018e-71.9068e-74.2697e-82.2860e-84.9261e-67.1794e-73.8328e-87.9995e-925.9105
ORO IVEHN3.8544e-66.3780e-73.6747e-79.4167e-84.7304e-87.2912e-61.3846e-67.8550e-81.4615e-825.9105
ORO IVEHE4.5263e-65.8730e-73.1051e-78.7489e-83.4298e-86.8612e-61.9478e-65.1602e-81.0965e-825.9105
MMK CHHHZ4.8136e-77.2127e-84.6416e-81.3156e-89.3367e-91.4490e-61.8405e-71.3768e-81.7405e-947.429
MMK CHHHN6.4305e-76.6247e-84.9729e-81.4597e-89.6139e-91.2680e-62.1096e-71.3916e-81.8868e-947.429
MMK CHHHE6.5292e-77.3657e-83.8774e-81.2546e-86.7609e-91.0013e-61.3813e-78.5715e-91.6162e-947.429
MRGE IVHHZ1.7266e-61.8967e-78.5579e-82.9336e-81.4930e-82.1943e-63.0002e-72.0988e-83.7280e-948.6282
MRGE IVHHN3.7463e-64.3372e-71.3164e-73.7727e-82.1698e-86.2289e-66.4871e-73.9869e-87.7449e-948.6282
MRGE IVHHE2.8456e-63.4036e-71.3362e-73.8458e-82.2204e-85.0462e-66.5527e-73.4126e-86.7222e-948.6282
LSD GUHHZ2.0309e-62.7890e-71.8297e-74.1672e-82.2414e-87.4416e-67.1808e-73.5741e-86.7415e-949.1239
LSD GUHHN2.2145e-63.7900e-71.8365e-74.2062e-82.3987e-89.4294e-66.5927e-73.9065e-88.2175e-949.1239
LSD GUHHE1.6815e-62.9418e-71.9439e-74.0270e-82.2698e-85.5873e-69.1770e-73.5767e-86.7038e-949.1239
DIX CHHHZ3.3651e-64.6195e-71.9558e-75.9826e-83.0891e-87.2571e-68.3986e-75.4590e-81.0373e-849.1335
DIX CHHHN3.9842e-64.5434e-72.5144e-76.4924e-83.1388e-89.6565e-61.4329e-64.9159e-81.1002e-849.1335
DIX CHHHE4.3937e-66.0657e-72.7806e-77.4457e-83.9670e-87.8113e-61.4566e-66.6010e-81.3612e-849.1335
RSP GUHHZ2.8405e-75.2613e-83.7046e-81.3127e-85.7865e-97.4102e-71.3899e-78.1524e-91.1269e-967.8208
RSP GUHHN4.0290e-77.9241e-86.8621e-81.7853e-89.3426e-91.1800e-62.9314e-71.3366e-82.1514e-967.8208
RSP GUHHE4.7032e-71.0861e-76.5590e-81.9794e-81.0460e-81.4057e-62.8055e-71.7032e-82.6910e-967.8208
*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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