MANUAL Location - Area: Alpi Cozie , magnitude (ML): 0.4
2024-12-19 08:39:43 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2024-12-19 09:31:33

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Earthquake info - Manual location
Event - ID :241219083831
Magnitude (ML) :0.4 +/- 0.2
Origin Time :2024-12-19 08:39:43.049 (UTC)
Location : Latitude: 44.527 N, Longitude: 6.864 E
Area :Alpi Cozie
Depth (km) :1.84
Distances (km) : 11.5 --- Acceglio
13.6 --- Bellino
15.6 --- Argentera
15.9 --- Prazzo
16.8 --- Pontechianale
17.8 --- Casteldelfino
18.0 --- Elva
19.0 --- Canosio
19.7 --- Marmora
21.0 --- Stroppo
24.3 --- Pietraporzio
25.1 --- Macra
25.5 --- Celle di Macra
26.5 --- Sampeyre
26.8 --- Sambuco
30.2 --- Crissolo
30.5 --- Castelmagno
30.8 --- Oncino
31.3 --- San Damiano Macra
31.7 --- Ostana

Quality location estimate: Erh: 0.6 km, Erz: 0.7 km, Nf: 18, Gap: 100 °, Rms: 0.21


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.
SURFFR2024-12-19 08:39:45.1800.30490.320.812024-12-19 08:39:46.2130.0400-0.011.986.8
PZZGU2024-12-19 08:39:47.4900.0180-0.002.032024-12-19 08:39:50.0020.0400-0.740.4220.4
OGAGFR2024-12-19 08:39:50.7260.0200-0.011.892024-12-19 08:39:56.1250.0400-0.001.5738.8
ISOFR2024-12-19 08:39:51.3110.02000.220.842024-12-19 08:39:55.9770.0400-0.690.3941.0
RRLGU2024-12-19 08:39:51.9910.02000.161.252024-12-19 08:39:57.9380.04000.031.5144.4
BHBGU2024-12-19 08:39:52.0850.0200-0.011.802024-12-19 08:39:57.6440.0400-0.770.3946.7
ENRGU2024-12-19 08:39:53.3820.02000.031.772024-12-19 08:40:00.3580.0400-0.210.7555.2
TURFFR2024-12-19 08:39:57.6840.02000.670.182024-12-19 08:40:05.7750.1002-1.140.1374.4
RSPGU2024-12-19 08:39:57.6150.02000.490.312024-12-19 08:40:04.7690.0400-2.280.0076.0


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
PZZ GUHH0.722.28e-120.496
OGAG FRHH0.251.36e-238.8319
RRL GUHH0.236.71e-344.4352
BHB GUHH0.341.04e-246.743
TURF FRHH0.587.50e-374.4145
RSP GUHH0.152.84e-376.024


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 GUHHZ1.1248e-51.3134e-68.6077e-72.2693e-71.1611e-73.6634e-53.0811e-61.9320e-73.5090e-820.496
PZZ GUHHN1.2677e-52.6438e-61.6787e-66.1683e-72.5189e-75.3939e-59.7862e-64.0971e-77.4086e-820.496
PZZ GUHHE1.4133e-52.0817e-61.5831e-64.3888e-72.2397e-73.8557e-51.0800e-53.3648e-75.4568e-820.496
OGAG FRHHZ2.7379e-78.4642e-88.3624e-83.7755e-81.9513e-87.9297e-74.9904e-72.5046e-82.7251e-938.8319
OGAG FRHHN3.7413e-71.1927e-78.8160e-83.2910e-81.5902e-81.0717e-63.3310e-72.3321e-83.2843e-938.8319
OGAG FRHHE3.5102e-71.3867e-71.0881e-75.8498e-82.6191e-85.7371e-77.8858e-72.8778e-83.3412e-938.8319
ISO FRHHZ9.1729e-71.2532e-75.6691e-81.8477e-81.0039e-81.8801e-61.5606e-71.5657e-82.7816e-941.0159
ISO FRHHN9.6086e-71.1515e-75.0026e-81.6380e-89.7342e-92.1051e-62.7040e-71.5163e-82.7299e-941.0159
ISO FRHHE1.0045e-61.3276e-77.3483e-82.6876e-81.0169e-82.4715e-63.2808e-71.5801e-82.9899e-941.0159
RRL GUHHZ4.4503e-78.4550e-84.2051e-82.4524e-81.4853e-81.0007e-62.4603e-72.1408e-81.8388e-944.4352
RRL GUHHN4.6422e-78.3197e-86.4309e-82.5979e-81.3522e-82.0731e-62.9514e-71.8727e-82.4026e-944.4352
RRL GUHHE4.4404e-76.6176e-85.9056e-82.6839e-81.2319e-81.3960e-62.7216e-71.5501e-82.2374e-944.4352
BHB GUHHZ1.2204e-61.5871e-71.0812e-74.0660e-81.7276e-84.2332e-64.8996e-72.6469e-84.2972e-946.743
BHB GUHHN9.0329e-71.4039e-79.8908e-83.5280e-81.4207e-82.1427e-65.3007e-72.0851e-83.6887e-946.743
BHB GUHHE1.1574e-61.6881e-71.1009e-74.3892e-81.5869e-82.7632e-63.9632e-72.2670e-83.7107e-946.743
ENR GUHHZ5.2009e-65.2563e-71.4925e-75.4789e-82.8915e-86.9851e-65.8965e-74.5951e-81.0666e-855.2127
ENR GUHHN1.2737e-51.4577e-63.3771e-71.1182e-76.5569e-81.4423e-51.1784e-61.3742e-72.9977e-855.2127
ENR GUHHE1.3548e-51.3592e-63.9407e-71.0533e-76.2380e-81.5691e-51.3323e-61.2490e-72.5365e-855.2127
TURF FRHHZ3.4935e-75.6431e-85.2241e-82.8546e-81.4357e-81.1388e-62.8726e-71.7185e-81.9053e-974.4145
TURF FRHHN5.3789e-79.7821e-85.9931e-82.3467e-81.6395e-81.6714e-62.5459e-72.2107e-82.0451e-974.4145
TURF FRHHE3.7495e-76.7206e-86.5400e-83.9690e-82.3669e-81.0119e-64.0574e-73.0375e-83.1021e-974.4145
RSP GUHHZ2.0372e-72.5863e-81.8183e-81.0992e-84.8891e-95.7295e-78.0770e-85.4918e-97.2774e-1076.024
RSP GUHHN2.3756e-73.5898e-82.9677e-81.2101e-85.5521e-98.1166e-71.1358e-78.7642e-91.1169e-976.024
RSP GUHHE2.2062e-73.4020e-82.5630e-81.1575e-85.7597e-97.9790e-71.1040e-77.7993e-98.7138e-1076.024
*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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