MANUAL Location - Area: Alpi Pennine , magnitude (ML): 0.0
2024-05-02 05:03:31 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2024-05-02 08:09:31

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Earthquake info - Manual location
Event - ID :240502050213
Magnitude (ML) :0.0 +/- 0.1
Origin Time :2024-05-02 05:03:31.741 (UTC)
Location : Latitude: 45.906 N, Longitude: 7.779 E
Area :Alpi Pennine
Depth (km) :3.34
Distances (km) : 9.0 --- Gressoney-la-Trinite
12.4 --- Ayas
12.5 --- Valtournenche
13.4 --- Alagna Valsesia
14.2 --- Chamois
14.4 --- Gressoney-Saint-Jean
15.8 --- Riva Valdobbia
16.2 --- Macugnaga
16.3 --- La Magdeleine
16.6 --- Brusson
17.1 --- Rima San Giuseppe
18.2 --- Antey-Saint-Andre
19.8 --- Torgnon
19.9 --- Saint-Vincent
20.8 --- Emarese
20.9 --- Carcoforo
21.2 --- Challand-Saint-Anselme
21.6 --- Chatillon
21.9 --- Mollia
22.5 --- Rimasco

Quality location estimate: Erh: 2.5 km, Erz: 0.6 km, Nf: 10, Gap: 97 °, Rms: 0.11


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.
SATIGU2024-05-02 05:03:34.1980.02000.022.042024-05-02 05:03:35.8730.0400-0.031.9310.0
MMKCH2024-05-02 05:03:34.5250.0200-1.850.012024-05-02 05:03:36.2750.0400-3.200.0022.4
DIXCH2024-05-02 05:03:38.9430.0200-0.031.882024-05-02 05:03:43.9490.04000.200.7035.4
VANNICH2024-05-02 05:03:37.5270.1506-1.410.022024-05-02 05:03:42.7840.0400-0.880.0137.0
CIROGU2024-05-02 05:03:39.6700.04010.021.882024-05-02 05:03:45.0340.04000.001.5338.0


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
SATI GUHH0.015.43e-210.0116
MMK CHHH0.031.25e-222.441
DIX CHHH-0.058.19e-335.4304
VANNICHHH0.111.07e-237.0337
CIRO GUHH0.074.95e-338.0206


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.
(°)
SATI GUHHZ8.4253e-64.9658e-71.0801e-73.5292e-82.2879e-82.9787e-64.8056e-74.6050e-89.7341e-910.0116
SATI GUHHN1.9848e-51.8417e-62.8082e-71.0546e-76.4186e-81.7226e-51.0785e-61.3700e-73.4842e-810.0116
SATI GUHHE1.2140e-51.1055e-61.8854e-77.4020e-84.5684e-81.2658e-58.2021e-79.8245e-82.3557e-810.0116
MMK CHHHZ3.8548e-63.4184e-75.2109e-82.0182e-81.1797e-81.4906e-63.2921e-71.9183e-85.7511e-922.441
MMK CHHHN2.7851e-63.0955e-79.0888e-82.4923e-81.4431e-84.0143e-62.8205e-72.7396e-86.7091e-922.441
MMK CHHHE4.2886e-63.4363e-75.1631e-81.7205e-89.2261e-92.8652e-62.7125e-72.2819e-87.0233e-922.441
DIX CHHHZ2.6272e-62.3321e-76.5843e-82.8303e-81.5094e-82.0895e-63.8313e-72.7148e-84.8603e-935.4304
DIX CHHHN2.1436e-61.9009e-78.4113e-83.6564e-81.9509e-82.3021e-64.2626e-72.3756e-84.3454e-935.4304
DIX CHHHE2.8618e-62.1545e-76.7368e-82.7707e-81.6310e-82.4362e-63.8300e-72.8905e-84.2759e-935.4304
VANNICHHHZ5.4486e-79.3533e-86.1278e-81.9066e-88.3656e-99.7591e-73.2891e-71.1258e-82.2063e-937.0337
VANNICHHHN8.1227e-71.3405e-78.0636e-84.7621e-83.4379e-81.2428e-64.9608e-74.8243e-85.7142e-937.0337
VANNICHHHE7.5946e-71.0396e-76.9531e-82.7925e-81.4191e-89.4750e-73.5422e-72.1746e-83.1169e-937.0337
CIRO GUHHZ4.6918e-75.3878e-82.8150e-81.3350e-85.2391e-99.1241e-79.6950e-86.5998e-91.5041e-938.0206
CIRO GUHHN9.8847e-71.1384e-74.1613e-81.4344e-87.6090e-91.3800e-62.0122e-71.0766e-82.4076e-938.0206
CIRO GUHHE7.9588e-78.1006e-82.8596e-81.2291e-85.9817e-91.2913e-61.2307e-78.7037e-91.7578e-938.0206
*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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