MANUAL Location - Area: Alpi Cozie , magnitude (ML): 0.8
2024-12-27 22:38:06 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2024-12-30 09:33:12

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Earthquake info - Manual location
Event - ID :241227223725
Magnitude (ML) :0.8 +/- 0.2
Origin Time :2024-12-27 22:38:06.776 (UTC)
Location : Latitude: 44.521 N, Longitude: 6.864 E
Area :Alpi Cozie
Depth (km) :8.02
Distances (km) : 11.2 --- Acceglio
13.9 --- Bellino
14.9 --- Argentera
15.7 --- Prazzo
17.3 --- Pontechianale
18.0 --- Elva
18.1 --- Casteldelfino
18.7 --- Canosio
19.5 --- Marmora
20.9 --- Stroppo
23.7 --- Pietraporzio
25.1 --- Macra
25.4 --- Celle di Macra
26.2 --- Sambuco
26.7 --- Sampeyre
30.2 --- Castelmagno
30.7 --- Crissolo
31.2 --- Oncino
31.2 --- San Damiano Macra
32.1 --- Ostana

Quality location estimate: Erh: 0.9 km, Erz: 0.9 km, Nf: 36, Gap: 96 °, Rms: 0.28


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.
SURFFR2024-12-27 22:38:08.6800.0040-0.530.542024-12-27 22:38:09.4360.1334-1.600.0110.0
PZZGU2024-12-27 22:38:11.3400.0110-0.011.372024-12-27 22:38:14.2950.0992-0.370.6822.2
OGAGFR2024-12-27 22:38:13.8060.0200-0.590.472024-12-27 22:38:20.0800.12030.271.2340.3
ISOFR2024-12-27 22:38:14.8830.02000.341.192024-12-27 22:38:19.7700.1203-0.051.2441.2
RRLGU2024-12-27 22:38:15.5100.10950.001.332024-12-27 22:38:21.6640.1374-0.031.2446.0
BHBGU2024-12-27 22:38:15.8100.10150.201.362024-12-27 22:38:21.6100.1434-0.191.0247.9
STVGU2024-12-27 22:38:15.8750.02000.321.242024-12-27 22:38:21.7400.24660.111.1848.6
ENRGU2024-12-27 22:38:16.6950.0200-0.011.352024-12-27 22:38:23.6440.10020.061.3155.4
MVIFFR2024-12-27 22:38:20.3230.0200-0.081.212024-12-27 22:38:29.8510.1002-0.290.8873.5
TURFFR2024-12-27 22:38:20.7640.02000.450.842024-12-27 22:38:30.1000.24260.271.0374.2
RSPGU2024-12-27 22:38:21.0160.02000.371.082024-12-27 22:38:30.3100.3097-0.081.0177.2
SAOFFR2024-12-27 22:38:21.7080.02000.241.312024-12-27 22:38:31.0890.0400-0.600.4781.3
GBOSGU2024-12-27 22:38:21.7600.04220.311.202024-12-27 22:38:31.7210.10020.131.2184.0
ESCAFR2024-12-27 22:38:22.7860.02000.191.352024-12-27 22:38:33.2760.0400-0.390.7487.2
MGROGU2024-12-27 22:38:23.0350.0200-0.280.842024-12-27 22:38:33.9030.0400-1.020.1292.6
ROROGU2024-12-27 22:38:25.2100.05320.101.332024-12-27 22:38:38.1400.35570.210.90106.2
LSDGU2024-12-27 22:38:25.7360.02000.141.332024-12-27 22:38:38.4530.0400-0.270.90107.0
PCPGU2024-12-27 22:38:29.6500.06730.590.542024-12-27 22:38:45.3190.04000.270.96133.5


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
PZZ GUHH0.842.56e-122.294
OGAG FRHH0.703.52e-240.3319
ISO FRHH0.582.59e-241.2158
RRL GUHH0.902.89e-246.0353
BHB GUHH0.802.87e-247.942
STV GUHH0.751.82e-248.6130
ENR GUHH1.086.18e-255.4126
TURF FRHH0.861.42e-274.2145
RSP GUHH0.465.60e-377.224
SAOF FRHH0.708.11e-381.3137
ESCA FRHH0.737.44e-387.2152
MGRO GUHH0.787.30e-392.6125
RORO GUHH1.081.03e-2106.2115
LSD GUHH1.141.17e-2107.011
PCP GUHH1.116.92e-3133.588


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 GUHHZ1.5029e-52.4444e-61.4036e-63.4770e-71.7906e-76.2493e-56.0437e-62.6625e-75.8080e-822.294
PZZ GUHHN2.0654e-55.0422e-62.1722e-65.3595e-73.0935e-77.3693e-58.6199e-65.4407e-71.1506e-722.294
PZZ GUHHE2.4264e-54.0453e-62.3918e-66.2915e-72.9236e-76.5186e-59.4812e-64.7771e-79.3469e-822.294
OGAG FRHHZ6.6201e-72.2051e-72.0919e-78.6342e-84.1688e-82.1689e-61.1918e-65.1766e-85.6069e-940.3319
OGAG FRHHN7.8288e-71.8168e-71.6585e-76.5475e-83.6905e-82.1925e-68.1216e-75.5642e-85.3335e-940.3319
OGAG FRHHE7.1997e-72.9671e-72.4609e-71.4487e-76.0128e-81.6905e-61.0641e-66.9543e-87.2371e-940.3319
ISO FRHHZ2.1955e-62.8709e-71.5243e-73.7043e-82.0144e-84.5325e-66.6005e-73.4544e-87.1308e-941.2158
ISO FRHHN1.7485e-62.3373e-71.3387e-74.7613e-82.3760e-83.4612e-67.2138e-73.3550e-84.7986e-941.2158
ISO FRHHE2.2804e-63.3636e-72.0715e-76.8694e-83.5441e-84.5158e-61.1573e-65.6043e-89.4661e-941.2158
RRL GUHHZ7.2283e-71.7098e-71.3483e-76.4264e-82.6641e-82.6161e-68.6894e-73.4854e-85.2134e-946.0353
RRL GUHHN1.5341e-62.9845e-72.1402e-76.7775e-83.0659e-84.9358e-61.1677e-64.4168e-87.6501e-946.0353
RRL GUHHE1.4229e-63.1705e-72.6238e-71.1193e-74.4151e-85.0733e-61.3325e-65.5149e-88.3010e-946.0353
BHB GUHHZ3.0943e-63.8291e-72.3429e-75.5270e-83.1030e-89.9615e-61.1355e-64.3458e-88.3456e-947.942
BHB GUHHN2.1291e-64.0883e-72.6098e-78.5618e-83.8573e-86.9163e-61.5351e-65.5831e-88.8474e-947.942
BHB GUHHE2.0584e-63.6146e-71.8312e-76.1773e-82.7036e-86.9409e-67.8603e-74.3295e-87.2192e-947.942
STV GUHHZ1.8397e-62.6727e-72.0350e-76.4984e-82.8358e-85.6425e-61.0470e-63.8576e-86.3962e-948.6130
STV GUHHN2.4328e-63.2838e-71.5549e-74.9810e-82.9316e-84.4749e-68.2659e-74.1974e-86.7160e-948.6130
STV GUHHE2.4262e-62.8370e-71.6738e-75.2342e-82.6788e-85.1842e-67.3518e-73.4954e-86.7427e-948.6130
ENR GUHHZ6.6858e-67.6873e-72.9961e-71.0784e-77.3910e-81.6195e-51.6034e-61.2719e-71.9681e-855.4126
ENR GUHHN1.4125e-51.4890e-64.0398e-71.1494e-76.5952e-81.8984e-51.6565e-61.1180e-72.9592e-855.4126
ENR GUHHE1.6428e-51.6137e-64.9788e-71.3374e-77.3600e-82.0830e-52.3867e-61.4754e-73.5313e-855.4126
TURF FRHHZ5.4376e-71.0838e-78.6048e-82.9636e-81.5763e-81.4673e-65.4819e-71.9566e-82.7886e-974.2145
TURF FRHHN7.5929e-71.7153e-71.0688e-73.0002e-81.9330e-82.4198e-63.7151e-73.2430e-84.7214e-974.2145
TURF FRHHE7.7378e-71.5518e-71.1522e-74.6330e-81.9417e-82.7123e-67.0236e-73.0958e-83.9492e-974.2145
RSP GUHHZ3.2442e-74.7926e-83.0434e-81.0639e-84.8360e-91.0832e-61.7985e-77.2187e-91.1026e-977.224
RSP GUHHN3.5749e-77.9375e-85.1391e-81.5039e-86.2296e-91.3885e-62.1388e-71.1019e-81.7684e-977.224
RSP GUHHE6.9284e-71.1535e-75.4771e-81.4977e-86.4627e-92.8571e-62.5211e-71.1691e-82.6304e-977.224
SAOF FRHHZ3.2077e-78.2303e-87.1559e-83.2860e-81.2786e-89.3478e-75.4232e-71.8044e-82.0774e-981.3137
SAOF FRHHN4.4914e-77.9232e-86.4199e-82.6641e-81.5636e-81.0029e-64.4952e-72.1928e-81.9478e-981.3137
SAOF FRHHE3.9265e-79.1200e-88.5430e-83.9473e-81.7421e-89.7470e-74.5739e-72.3872e-82.2033e-981.3137
GBOS GUHHZ9.9309e-72.6012e-72.2545e-79.7859e-84.1094e-83.3503e-61.2851e-65.7406e-86.1404e-984.0111
GBOS GUHHN7.5538e-71.8946e-71.9482e-79.4104e-83.5046e-82.0994e-61.2536e-64.8356e-85.5850e-984.0111
GBOS GUHHE1.1579e-64.1672e-73.2771e-71.4170e-76.6253e-83.2919e-62.3141e-69.1879e-81.1033e-884.0111
ESCA FRHHZ4.7366e-77.3015e-86.1239e-82.2101e-89.3949e-91.2075e-63.3251e-71.3680e-81.8082e-987.2152
ESCA FRHHN8.4121e-71.3427e-77.2436e-82.4094e-81.3243e-81.6562e-62.7374e-72.2047e-83.0260e-987.2152
ESCA FRHHE6.7253e-71.2743e-77.8477e-82.9204e-81.4568e-81.9762e-63.4556e-72.2477e-83.2411e-987.2152
MGRO GUHHZ2.2528e-75.4677e-85.9182e-83.1804e-81.3084e-87.7938e-73.5356e-71.5266e-81.8047e-992.6125
MGRO GUHHN4.1473e-78.8597e-87.4144e-83.2492e-81.5657e-81.4390e-64.0707e-72.5601e-82.0191e-992.6125
MGRO GUHHE3.6983e-78.8251e-86.4151e-82.6721e-81.2319e-81.4102e-63.2455e-71.6709e-81.9270e-992.6125
RORO GUHHZ7.1963e-71.6088e-71.1229e-74.7074e-82.0726e-82.5811e-67.2829e-73.6559e-83.8344e-9106.2115
RORO GUHHN6.2690e-71.1718e-71.0803e-73.4620e-81.6131e-81.5847e-65.9670e-72.4106e-83.2599e-9106.2115
RORO GUHHE1.6027e-62.2196e-79.4634e-83.2349e-81.4097e-82.4852e-64.7976e-72.3956e-84.4233e-9106.2115
LSD GUHHZ3.2349e-78.7103e-87.5555e-83.2315e-81.1950e-81.4023e-63.7348e-71.5316e-82.5799e-9107.011
LSD GUHHN3.1079e-79.6757e-88.5292e-82.9120e-81.1177e-89.6785e-76.0483e-71.5744e-82.6380e-9107.011
LSD GUHHE4.4007e-71.1582e-71.1561e-73.3928e-81.6212e-81.2937e-68.5126e-72.2102e-83.3524e-9107.011
PCP GUHHZ1.8474e-75.1634e-84.4298e-82.3934e-81.2988e-84.7859e-71.7752e-71.9548e-81.3806e-9133.588
PCP GUHHN3.0086e-76.1912e-85.5479e-82.1175e-81.2495e-81.0617e-63.1151e-71.3460e-81.9114e-9133.588
PCP GUHHE2.4155e-75.0351e-84.0613e-81.6493e-81.2316e-86.8068e-71.9823e-71.6699e-81.3496e-9133.588
*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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