MANUAL Location - Area: Riviera di ponente , magnitude (ML): -0.0
2024-09-17 11:22:55 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2024-09-18 07:39:51

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Earthquake info - Manual location
Event - ID :240917112135
Magnitude (ML) :-0.0 +/- 0.2
Origin Time :2024-09-17 11:22:55.737 (UTC)
Location : Latitude: 43.841 N, Longitude: 7.604 E
Area :Riviera di ponente
Depth (km) :9.76
Distances (km) : 2.0 --- Dolceacqua
3.3 --- Camporosso
4.2 --- Soldano
4.3 --- San Biagio della Cima
5.2 --- Isolabona
5.3 --- Airole
5.5 --- Ventimiglia
5.8 --- Vallebona
5.8 --- Rocchetta Nervina
5.9 --- Perinaldo
6.3 --- Apricale
6.6 --- Vallecrosia
7.3 --- Seborga
7.9 --- Bordighera
8.3 --- Olivetta San Michele
10.0 --- Ospedaletti
11.4 --- Castel Vittorio
11.4 --- Pigna
11.7 --- Baiardo
13.8 --- San Remo

Quality location estimate: Erh: 0.5 km, Erz: 0.6 km, Nf: 14, Gap: 139 °, Rms: 0.05


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.
BURYGU2024-09-17 11:22:57.2500.0030-1.050.002024-09-17 11:22:58.1400.0140-2.050.0012.3
BRDIT2024-09-17 11:22:59.1340.02000.021.742024-09-17 11:23:01.6120.0400-0.021.7315.9
SAOFFR2024-09-17 11:23:00.0350.0200-0.111.082024-09-17 11:23:03.4150.0400-0.001.6019.7
ESCAFR2024-09-17 11:23:00.0800.0090-0.011.882024-09-17 11:23:03.2390.0400-0.021.6121.1
TURFFR2024-09-17 11:23:01.0100.01300.051.442024-09-17 11:23:04.2890.0400-0.550.0024.6
IMIGU2024-09-17 11:23:01.3800.01400.630.002024-09-17 11:23:05.5680.04001.100.0026.6
MGROGU2024-09-17 11:23:01.7980.0200-0.021.782024-09-17 11:23:06.2850.0400-0.101.1430.0


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
BRD ITHN0.216.42e-215.956
SAOF FRHH-0.231.61e-219.7346
ESCA FRHH0.173.50e-221.1267
TURF FRHH-0.151.29e-224.6311
IMI GUHH0.152.96e-226.671
MGRO GUHH-0.247.17e-330.036


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.
(°)
BURY GUHHZ1.6463e-41.8164e-55.0343e-61.5173e-61.2614e-61.4537e-41.6981e-51.8796e-62.2605e-712.3210
BURY GUHHN2.1948e-42.9911e-58.6308e-61.7489e-61.1714e-64.3139e-42.6172e-52.5479e-66.2425e-712.3210
BURY GUHHE1.1516e-41.6431e-57.1498e-62.0887e-61.4019e-62.0534e-42.4131e-52.1875e-63.3366e-712.3210
BRD ITHNZ5.4796e-66.3672e-73.6439e-72.4242e-71.2099e-78.3892e-61.6956e-61.5475e-71.4575e-815.956
BRD ITHNN3.0693e-65.4775e-75.2184e-74.0054e-72.2059e-78.8614e-62.5059e-63.8113e-71.7919e-815.956
BRD ITHNE2.5407e-66.0449e-75.0269e-73.3571e-72.0049e-76.0530e-62.1943e-61.9383e-71.5753e-815.956
SAOF FRHHZ6.4182e-71.6256e-71.3785e-78.1415e-83.8344e-81.9113e-68.7346e-74.7900e-84.1369e-919.7346
SAOF FRHHN1.2664e-61.6920e-71.3153e-79.2818e-84.5768e-82.6529e-69.0912e-76.8572e-84.9373e-919.7346
SAOF FRHHE9.7759e-71.3460e-71.2047e-78.9598e-84.3145e-82.4264e-65.6965e-76.2488e-85.7390e-919.7346
ESCA FRHHZ5.1492e-65.8507e-72.3451e-71.0888e-74.1849e-88.8326e-61.0087e-65.0349e-88.0203e-921.1267
ESCA FRHHN2.1294e-64.2598e-73.0713e-71.2494e-75.9481e-87.7952e-61.2242e-67.4426e-81.1012e-821.1267
ESCA FRHHE2.5169e-63.5692e-72.3632e-71.0963e-74.7443e-88.4689e-61.0569e-65.9958e-88.3035e-921.1267
TURF FRHHZ1.3183e-61.5114e-79.8856e-83.7543e-82.2074e-83.1621e-66.2980e-73.3100e-83.8515e-924.6311
TURF FRHHN8.6044e-71.7940e-71.2767e-74.9931e-83.1953e-82.6691e-64.6923e-74.2305e-84.2638e-924.6311
TURF FRHHE7.9863e-71.2973e-79.6508e-84.6760e-83.6477e-82.1454e-63.6812e-77.2903e-84.6728e-924.6311
IMI GUHHZ1.3870e-62.0249e-71.6430e-79.6457e-83.3201e-83.0068e-66.0656e-74.3091e-86.0618e-926.671
IMI GUHHN3.1975e-63.5894e-72.8467e-71.4076e-75.9974e-84.9287e-61.5109e-68.4382e-89.7627e-926.671
IMI GUHHE1.9929e-62.5355e-71.9712e-71.1859e-74.8892e-85.0972e-69.7635e-75.7418e-87.0301e-926.671
MGRO GUHHZ6.0835e-76.7641e-84.2803e-83.3046e-82.3316e-81.6857e-61.7523e-73.1337e-81.9937e-930.036
MGRO GUHHN6.8368e-78.6171e-85.5571e-83.5468e-82.8837e-81.5770e-62.8053e-73.2153e-82.4052e-930.036
MGRO GUHHE7.6054e-78.9036e-86.1663e-83.6502e-82.0786e-82.2266e-62.4307e-73.0806e-82.4311e-930.036
*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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