MANUAL Location - Area: Alpi Cozie , magnitude (ML): 0.5
2024-09-08 21:48:40 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2024-09-09 09:34:44

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Earthquake info - Manual location
Event - ID :240908214715
Magnitude (ML) :0.5 +/- 0.2
Origin Time :2024-09-08 21:48:40.398 (UTC)
Location : Latitude: 44.510 N, Longitude: 6.887 E
Area :Alpi Cozie
Depth (km) :1.93
Distances (km) : 9.0 --- Acceglio
13.0 --- Bellino
13.1 --- Argentera
13.6 --- Prazzo
16.4 --- Elva
16.5 --- Canosio
16.8 --- Pontechianale
17.0 --- Casteldelfino
17.3 --- Marmora
19.0 --- Stroppo
21.7 --- Pietraporzio
23.1 --- Macra
23.4 --- Celle di Macra
24.1 --- Sambuco
25.2 --- Sampeyre
28.0 --- Castelmagno
29.3 --- San Damiano Macra
30.1 --- Crissolo
30.4 --- Oncino
31.4 --- Ostana

Quality location estimate: Erh: 0.8 km, Erz: 0.9 km, Nf: 22, Gap: 81 °, Rms: 0.22


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.
SURFFR2024-09-08 21:48:42.2600.00400.011.732024-09-08 21:48:43.2200.0210-0.420.887.0
PZZGU2024-09-08 21:48:44.4500.0090-0.031.672024-09-08 21:48:47.0500.0581-0.420.8618.4
ISOFR2024-09-08 21:48:48.0300.01900.051.522024-09-08 21:48:52.8900.1153-0.330.9138.6
OGAGFR2024-09-08 21:48:48.5580.0200-0.001.592024-09-08 21:48:54.2630.0400-0.051.3141.5
STVGU2024-09-08 21:48:49.0600.0200-0.011.562024-09-08 21:48:54.4800.3307-0.650.5645.7
RRLGU2024-09-08 21:48:49.1800.0231-0.390.872024-09-08 21:48:55.7450.1955-0.201.0646.5
BHBGU2024-09-08 21:48:49.6300.02310.170.852024-09-08 21:48:54.8970.3257-0.910.3246.9
ENRGU2024-09-08 21:48:50.5900.02000.340.252024-09-08 21:48:56.9650.0400-0.171.1352.5
TURFFR2024-09-08 21:48:53.9880.02000.081.242024-09-08 21:49:02.7940.0400-0.690.4471.8
RSPGU2024-09-08 21:48:54.7000.03910.101.172024-09-08 21:49:04.3100.5499-0.330.6777.0
ESCAFR2024-09-08 21:48:56.0710.0200-0.161.142024-09-08 21:49:06.5350.0400-0.890.2884.9


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
PZZ GUHH0.672.46e-118.491
ISO FRHH0.201.21e-238.6160
OGAG FRHH0.532.26e-241.5318
STV GUHH0.551.31e-245.7130
RRL GUHH0.581.37e-246.5350
BHB GUHH0.461.36e-246.939
ENR GUHH0.662.63e-252.5126
TURF FRHH0.721.11e-271.8146
RSP GUHH0.334.19e-377.023
ESCA FRHH0.626.09e-384.9153


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 GUHHZ1.5859e-52.8676e-61.5851e-66.6645e-73.2151e-74.3168e-57.9936e-64.7467e-76.1125e-818.491
PZZ GUHHN9.9857e-61.9291e-61.7062e-67.9981e-73.9078e-72.6979e-51.2200e-54.8578e-74.8063e-818.491
PZZ GUHHE1.5782e-53.1213e-62.0832e-68.0485e-73.2691e-73.3989e-51.2637e-55.0794e-78.6800e-818.491
ISO FRHHZ9.9603e-71.7177e-79.3485e-84.3932e-82.5086e-82.3285e-63.1945e-72.7593e-84.5823e-938.6160
ISO FRHHN1.1077e-61.5679e-77.8434e-83.2149e-81.4316e-82.9104e-63.7768e-71.8098e-83.7104e-938.6160
ISO FRHHE1.0728e-61.8376e-71.1507e-74.1725e-81.8104e-82.5172e-66.9398e-72.5635e-83.8677e-938.6160
OGAG FRHHZ4.6178e-71.4681e-71.4487e-78.2906e-84.0105e-82.0009e-67.8210e-75.1051e-84.5540e-941.5318
OGAG FRHHN5.8042e-71.3342e-71.2927e-76.0585e-82.4922e-82.4399e-66.4464e-73.1564e-84.1090e-941.5318
OGAG FRHHE5.7266e-72.1698e-72.0153e-71.1341e-75.0955e-81.0571e-61.4015e-67.3439e-87.3533e-941.5318
STV GUHHZ9.4192e-71.5971e-71.0159e-76.5364e-83.0829e-81.8521e-64.9103e-74.2247e-84.5629e-945.7130
STV GUHHN8.6011e-71.3704e-79.2217e-87.6606e-84.7175e-82.0878e-64.1691e-77.1553e-86.5851e-945.7130
STV GUHHE7.8575e-71.4612e-79.1398e-85.7403e-83.2629e-82.8411e-64.2564e-74.9190e-87.1573e-945.7130
RRL GUHHZ7.5253e-71.0863e-76.2302e-83.0325e-81.4759e-81.2213e-64.7690e-71.8151e-82.5114e-946.5350
RRL GUHHN8.2127e-71.7174e-71.3377e-75.5484e-82.7654e-82.4138e-67.4411e-73.4068e-83.8572e-946.5350
RRL GUHHE6.8088e-71.6111e-71.0751e-75.5549e-82.3672e-82.5090e-64.6413e-73.1721e-83.9167e-946.5350
BHB GUHHZ2.1909e-62.9952e-71.2839e-74.0652e-82.7225e-86.0595e-66.5055e-75.7166e-86.2957e-946.939
BHB GUHHN1.4191e-62.0899e-71.3982e-74.4392e-82.4154e-84.8224e-68.0064e-74.9310e-85.4454e-946.939
BHB GUHHE1.5258e-62.1151e-71.0295e-72.7026e-82.1713e-83.1587e-65.5958e-74.0356e-83.8927e-946.939
ENR GUHHZ2.0678e-62.8283e-71.1914e-79.7214e-84.5823e-84.4952e-63.8009e-75.1171e-86.0125e-952.5126
ENR GUHHN4.4790e-65.8262e-72.2568e-71.0573e-75.0303e-87.3454e-61.5299e-67.3988e-81.3156e-852.5126
ENR GUHHE6.7123e-67.0196e-71.9718e-77.0715e-83.8226e-86.2857e-61.1700e-66.6790e-81.4334e-852.5126
TURF FRHHZ2.6150e-75.3896e-84.0723e-82.7064e-81.5351e-87.0303e-71.7492e-72.5191e-81.5817e-971.8146
TURF FRHHN3.9506e-79.7581e-86.2353e-85.1217e-86.0394e-81.5766e-62.7845e-79.0133e-81.2036e-871.8146
TURF FRHHE3.0469e-79.3571e-86.8867e-85.6086e-82.7631e-81.1469e-63.6717e-73.9107e-82.9840e-971.8146
RSP GUHHZ2.4763e-73.9511e-82.5243e-88.9673e-94.6014e-95.8445e-71.7933e-77.5121e-99.2563e-1077.023
RSP GUHHN3.4978e-76.8289e-83.8690e-81.1532e-85.7174e-99.4866e-71.9920e-78.6815e-91.6471e-977.023
RSP GUHHE3.3966e-76.3977e-84.1343e-81.2707e-86.7584e-91.2445e-62.1997e-78.5631e-91.3628e-977.023
ESCA FRHHZ3.2162e-75.1330e-84.0459e-82.1207e-81.2529e-86.3998e-71.8245e-71.4040e-81.7446e-984.9153
ESCA FRHHN4.0797e-76.6521e-84.6971e-82.8592e-81.8075e-89.0864e-72.3456e-73.0743e-81.8053e-984.9153
ESCA FRHHE4.0211e-76.5699e-85.8082e-82.8613e-82.0396e-87.8847e-72.8120e-72.3833e-81.8313e-984.9153
*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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