MANUAL Location - Area: Alpi Cozie , magnitude (ML): -0.1
2024-09-16 17:05:29 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2024-09-16 18:06:27

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Earthquake info - Manual location
Event - ID :240916170352
Magnitude (ML) :-0.1 +/- 0.1
Origin Time :2024-09-16 17:05:29.811 (UTC)
Location : Latitude: 44.531 N, Longitude: 6.947 E
Area :Alpi Cozie
Depth (km) :10.27
Distances (km) : 7.0 --- Acceglio
7.9 --- Bellino
10.0 --- Prazzo
11.4 --- Elva
11.8 --- Casteldelfino
12.1 --- Pontechianale
13.6 --- Canosio
14.1 --- Marmora
14.5 --- Stroppo
14.9 --- Argentera
18.7 --- Macra
19.2 --- Celle di Macra
20.0 --- Sampeyre
21.8 --- Pietraporzio
23.6 --- Sambuco
24.9 --- San Damiano Macra
25.0 --- Castelmagno
25.1 --- Crissolo
25.2 --- Oncino
26.3 --- Ostana

Quality location estimate: Erh: 2.8 km, Erz: 1.2 km, Nf: 8, Gap: 117 °, Rms: 0.06


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.
SURFFR2024-09-16 17:05:31.3300.0060-1.880.002024-09-16 17:05:32.3100.0210-3.430.0015.8
PZZGU2024-09-16 17:05:33.5200.01200.021.672024-09-16 17:05:36.0510.1002-0.121.4318.0
ISOFR2024-09-16 17:05:37.3920.0200-0.051.852024-09-16 17:05:41.8570.0400-0.800.0041.0
RRLGU2024-09-16 17:05:38.5450.0803-0.071.632024-09-16 17:05:44.8590.04000.011.4246.7


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
PZZ GUHH0.025.65e-218.0101
ISO FRHH-0.293.50e-341.0168
RRL GUHH-0.033.32e-346.7344


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.
(°)
PZZ GUHHZ4.3363e-67.8521e-73.6224e-71.5917e-78.8385e-81.2756e-51.7801e-61.3799e-72.0968e-818.0101
PZZ GUHHN3.4820e-65.4467e-73.4051e-71.3625e-76.5629e-81.0313e-52.1376e-67.8478e-81.2195e-818.0101
PZZ GUHHE3.0613e-66.0759e-74.6925e-71.9244e-77.2808e-89.3634e-62.6164e-61.0301e-71.5843e-818.0101
ISO FRHHZ3.3741e-73.9368e-82.0599e-89.3553e-99.0921e-97.2680e-78.1277e-81.3363e-89.0049e-1041.0168
ISO FRHHN3.5056e-74.8039e-81.9394e-88.8951e-97.0412e-98.4896e-77.2416e-81.2442e-89.4369e-1041.0168
ISO FRHHE3.6473e-74.8458e-82.7692e-81.1465e-87.8019e-98.4644e-71.5529e-71.1419e-81.4679e-941.0168
RRL GUHHZ1.6073e-72.9000e-81.7073e-81.1616e-87.5683e-94.5783e-71.0031e-71.2392e-88.7784e-1046.7344
RRL GUHHN2.2268e-72.9147e-82.9660e-81.4734e-88.9695e-96.9037e-71.8955e-71.2918e-81.0298e-946.7344
RRL GUHHE2.0133e-73.4205e-82.6899e-81.5873e-81.0209e-87.6353e-71.5329e-71.6744e-81.2827e-946.7344
*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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