MANUAL Location - Area: Mar Ligure , magnitude (ML): 1.2
2024-12-18 19:14:34 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2024-12-19 08:29:32

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Earthquake info - Manual location
Event - ID :241218191415
Magnitude (ML) :1.2 +/- 0.2
Origin Time :2024-12-18 19:14:34.13 (UTC)
Location : Latitude: 43.858 N, Longitude: 8.519 E
Area :Mar Ligure
Depth (km) :2.59
Distances (km) : 31.8 --- Andora
32.0 --- Laigueglia
32.4 --- Alassio
32.5 --- Albenga
33.2 --- Cervo
34.3 --- San Bartolomeo al Mare
35.0 --- Ceriale
35.5 --- Diano Marina
35.8 --- Borghetto Santo Spirito
36.5 --- Villa Faraldi
36.6 --- Loano
36.7 --- Villanova d Albenga
37.0 --- Diano San Pietro
37.1 --- Diano Castello
37.4 --- Finale Ligure
37.6 --- Pietra Ligure
37.8 --- Borgio Verezzi
38.8 --- Toirano
38.9 --- Boissano
39.1 --- Garlenda

Quality location estimate: Erh: 2.3 km, Erz: 1.9 km, Nf: 30, Gap: 270 °, Rms: 0.24


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.
DNSPIT2024-12-18 19:14:41.3160.0200-0.161.252024-12-18 19:14:47.3230.04000.560.3636.8
CANOGU2024-12-18 19:14:42.6900.1517-0.101.302024-12-18 19:14:48.8790.0400-0.091.3345.0
ROROGU2024-12-18 19:14:42.8990.02000.041.392024-12-18 19:14:49.2840.08320.151.2246.0
IMIGU2024-12-18 19:14:43.4700.0241-0.290.952024-12-18 19:14:50.5330.0400-0.241.0950.6
PVTIT2024-12-18 19:14:43.7340.0200-0.320.872024-12-18 19:14:51.5370.04000.201.1451.9
QLNOIV2024-12-18 19:14:44.6100.0271-0.031.412024-12-18 19:14:51.5430.0400-0.700.3253.7
MGROGU2024-12-18 19:14:45.1190.0200-0.600.382024-12-18 19:14:53.6040.0400-0.690.3560.6
BIGNGU2024-12-18 19:14:45.6080.0200-0.051.402024-12-18 19:14:54.1330.04000.161.1762.7
GBOSGU2024-12-18 19:14:46.6510.02000.091.332024-12-18 19:14:55.7160.04000.340.8569.1
PCPGU2024-12-18 19:14:47.9500.05420.261.012024-12-18 19:14:57.3970.0400-0.111.2176.1
SAOFFR2024-12-18 19:14:48.8500.02000.280.972024-12-18 19:14:58.7320.0400-0.320.9378.6
TURFFR2024-12-18 19:14:51.0190.02000.270.992024-12-18 19:15:02.6570.4098-0.010.8891.2
ENRGU2024-12-18 19:14:51.3070.0200-0.101.302024-12-18 19:15:03.4650.0400-0.191.0697.2
STVGU2024-12-18 19:14:52.7000.02000.061.302024-12-18 19:15:05.2240.0400-0.450.73104.6
ISOFR2024-12-18 19:14:56.2210.02000.400.732024-12-18 19:15:11.4240.04000.360.78122.9


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
DNSP ITHN1.221.38e-136.8283
CANO GUHH1.481.69e-145.0330
RORO GUHH1.005.47e-246.0308
IMI GUHH0.995.86e-250.6277
PVT ITHN1.196.62e-251.9293
QLNO IVHH1.196.16e-253.7345
MGRO GUHH1.073.59e-260.6290
BIGN GUEH1.083.41e-262.7272
GBOS GUHH1.362.72e-269.1308
PCP GUHH0.971.91e-276.12
SAOF FRHH0.971.64e-278.6281
TURF FRHH1.312.56e-291.2279
ENR GUHH1.666.70e-297.2296
STV GUHH1.501.90e-2104.6295
ISO FRHH0.955.42e-3122.9288


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.
(°)
DNSP ITHNZ1.4108e-51.3806e-67.0423e-75.1764e-74.7926e-71.6131e-53.2498e-67.2918e-75.0212e-836.8283
DNSP ITHNN1.3041e-51.4088e-69.1027e-73.9190e-71.9531e-73.2995e-54.8654e-63.1023e-73.0908e-836.8283
DNSP ITHNE1.9851e-53.1961e-61.3185e-64.3715e-72.1249e-74.5865e-54.3728e-63.0853e-76.7300e-836.8283
CANO GUHHZ7.1466e-61.0008e-66.8067e-71.9686e-78.8977e-81.7800e-53.1183e-61.1964e-72.2900e-845.0330
CANO GUHHN1.5197e-52.2992e-61.4429e-64.9708e-72.1177e-72.8270e-56.9535e-63.2214e-75.4312e-845.0330
CANO GUHHE1.0609e-51.7234e-61.2124e-63.8642e-71.9362e-73.8272e-56.1561e-62.6431e-74.0317e-845.0330
RORO GUHHZ4.8638e-67.1762e-73.6874e-79.8211e-84.9109e-81.2335e-51.3027e-68.2507e-81.5326e-846.0308
RORO GUHHN7.6145e-61.1263e-64.5017e-71.0201e-76.2360e-81.8766e-51.0934e-61.1979e-72.7299e-846.0308
RORO GUHHE8.7250e-61.1631e-65.0674e-71.1050e-76.0997e-81.6996e-51.8951e-61.1645e-72.5638e-846.0308
IMI GUHHZ3.4991e-66.0005e-74.3188e-71.4819e-76.0116e-89.2137e-61.9493e-67.9182e-81.5375e-850.6277
IMI GUHHN6.4390e-67.4306e-73.7123e-71.2107e-75.3733e-88.7630e-61.8593e-68.5192e-81.6815e-850.6277
IMI GUHHE4.0218e-67.9635e-76.0237e-71.7807e-71.2111e-71.1931e-52.9362e-61.9387e-72.1610e-850.6277
PVT ITHNZ6.4436e-68.4554e-74.9326e-73.0323e-71.3976e-71.2833e-53.3474e-61.8685e-72.0214e-851.9293
PVT ITHNN9.8730e-61.0542e-65.3316e-73.2416e-71.6757e-71.7938e-52.4572e-62.4719e-72.5866e-851.9293
PVT ITHNE1.0085e-51.0377e-64.0323e-72.6184e-71.3805e-72.5197e-52.0004e-61.9044e-72.4391e-851.9293
QLNO IVHHZ4.6869e-66.3402e-75.4053e-72.5357e-71.2636e-78.0161e-63.1356e-61.6626e-72.1943e-853.7345
QLNO IVHHN4.8748e-68.2109e-74.8661e-71.6330e-78.0830e-89.4880e-62.2472e-61.1089e-71.9425e-853.7345
QLNO IVHHE5.2175e-66.7642e-75.0829e-72.2516e-71.0346e-78.1885e-62.1742e-61.5377e-72.1847e-853.7345
MGRO GUHHZ1.9579e-63.4179e-72.3356e-78.0822e-84.9989e-83.4687e-61.4673e-67.1234e-88.9436e-960.6290
MGRO GUHHN3.7323e-66.0395e-73.3912e-79.7131e-85.1221e-88.4759e-62.0744e-67.6063e-81.4342e-860.6290
MGRO GUHHE2.9923e-65.9362e-74.1075e-71.0263e-75.3560e-81.1756e-52.7910e-68.1349e-81.2634e-860.6290
BIGN GUEHZ2.3333e-63.1567e-72.0175e-76.9836e-83.9386e-87.0601e-67.6187e-76.4447e-89.3688e-962.7272
BIGN GUEHN6.2594e-66.5222e-73.5607e-71.1458e-76.0238e-81.2896e-51.1042e-68.9485e-81.4920e-862.7272
BIGN GUEHE7.6451e-68.5574e-72.6826e-76.8027e-84.3146e-81.3795e-51.1231e-66.9746e-81.6412e-862.7272
GBOS GUHHZ2.4902e-63.6378e-72.5416e-76.8600e-82.9806e-84.9484e-61.3039e-64.5941e-89.2040e-969.1308
GBOS GUHHN2.3414e-64.5280e-72.7383e-79.2162e-84.1671e-87.0164e-68.2787e-76.2360e-89.8541e-969.1308
GBOS GUHHE2.0689e-63.4033e-71.8941e-74.7305e-82.3827e-84.6380e-66.5990e-74.0248e-88.4180e-969.1308
PCP GUHHZ6.5700e-71.4473e-71.2439e-76.3741e-82.7224e-82.1371e-65.6691e-73.4458e-84.4350e-976.12
PCP GUHHN9.6859e-71.4616e-71.0920e-77.1255e-83.4140e-83.2030e-65.3130e-74.7865e-84.4276e-976.12
PCP GUHHE1.3178e-62.2938e-72.0962e-76.8089e-83.5515e-83.1953e-68.7143e-76.0943e-86.1458e-976.12
SAOF FRHHZ8.9226e-71.4428e-71.3959e-74.7398e-82.5488e-81.8938e-69.2647e-73.6444e-84.4223e-978.6281
SAOF FRHHN1.1118e-61.8108e-71.2458e-74.6871e-82.2498e-82.5405e-66.8909e-72.9416e-84.5039e-978.6281
SAOF FRHHE1.1929e-62.2928e-71.5467e-74.9238e-82.7278e-82.3558e-68.0039e-74.1364e-86.2898e-978.6281
TURF FRHHZ8.9089e-72.0712e-71.4769e-75.5129e-82.7070e-82.4942e-68.3633e-72.9922e-85.4362e-991.2279
TURF FRHHN2.0178e-62.7485e-72.3837e-76.2590e-83.4473e-83.9908e-61.5213e-65.0971e-89.1759e-991.2279
TURF FRHHE1.4231e-62.8096e-72.1876e-76.7882e-83.3038e-83.6403e-61.1785e-64.5747e-88.8647e-991.2279
ENR GUHHZ3.9059e-65.4595e-72.7770e-77.4167e-83.9644e-88.4885e-61.1172e-66.9978e-81.1363e-897.2296
ENR GUHHN1.5120e-51.7069e-65.7369e-71.8189e-78.9125e-82.7038e-51.8394e-61.4717e-73.3958e-897.2296
ENR GUHHE9.6099e-61.0168e-63.2225e-71.1422e-76.0280e-81.5271e-51.1407e-69.9746e-82.3946e-897.2296
STV GUHHZ1.6462e-62.4582e-71.5991e-75.4174e-82.3539e-83.4932e-67.7361e-73.1398e-85.7115e-9104.6295
STV GUHHN1.7001e-63.0672e-71.7520e-75.4532e-82.7028e-84.5028e-69.6786e-74.3148e-86.6727e-9104.6295
STV GUHHE1.7915e-62.5600e-71.6358e-74.3393e-81.9319e-85.0413e-69.4025e-72.7768e-85.9511e-9104.6295
ISO FRHHZ3.0998e-76.0563e-85.1250e-82.6608e-81.4077e-89.5755e-73.1038e-72.1313e-81.8711e-9122.9288
ISO FRHHN3.5041e-75.7679e-84.7169e-81.6891e-89.1090e-91.2896e-63.1653e-71.5765e-81.4640e-9122.9288
ISO FRHHE2.7620e-76.5874e-84.3011e-82.0125e-88.8813e-98.3559e-72.5516e-71.2951e-81.6287e-9122.9288
*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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