MANUAL Location - Area: Garfagnana , magnitude (ML): 0.9
2024-09-18 15:41:17 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2024-09-19 06:48:01

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Earthquake info - Manual location
Event - ID :240918154052
Magnitude (ML) :0.9 +/- 0.2
Origin Time :2024-09-18 15:41:17.976 (UTC)
Location : Latitude: 44.216 N, Longitude: 10.241 E
Area :Garfagnana
Depth (km) :5.02
Distances (km) : 0.7 --- Giuncugnano
5.0 --- Sillano
5.4 --- Casola in Lunigiana
5.6 --- Minucciano
5.7 --- Piazza al Serchio
9.6 --- Fivizzano
9.8 --- Camporgiano
9.9 --- San Romano in Garfagnana
11.7 --- Vagli Sotto
12.3 --- Comano
12.4 --- Careggine
13.9 --- Ligonchio
14.0 --- Villa Collemandina
15.0 --- Collagna
15.4 --- Castiglione di Garfagnana
16.4 --- Pieve Fosciana
17.0 --- Licciana Nardi
18.0 --- Castelnuovo di Garfagnana
18.4 --- Busana
19.7 --- Fosdinovo

Quality location estimate: Erh: 0.6 km, Erz: 0.6 km, Nf: 28, Gap: 105 °, Rms: 0.16


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.
EQUIGU2024-09-18 15:41:20.1100.0050-0.041.622024-09-18 15:41:21.4700.0280-0.221.0310.4
FIVIGU2024-09-18 15:41:20.3110.02000.041.612024-09-18 15:41:21.7830.0400-0.111.4510.8
SARMGU2024-09-18 15:41:21.2100.0070-0.021.652024-09-18 15:41:23.3490.0400-0.270.8214.6
AULIT2024-09-18 15:41:22.3060.02000.091.292024-09-18 15:41:25.6360.04000.440.0621.9
ERBMIV2024-09-18 15:41:23.8100.01300.061.512024-09-18 15:41:27.9500.0792-0.151.3027.1
CARDGU2024-09-18 15:41:23.3800.05820.061.482024-09-18 15:41:27.3300.08620.061.3129.1
CMEIT2024-09-18 15:41:23.5910.0200-0.111.422024-09-18 15:41:27.2460.0400-0.690.2430.0
GSCLGU2024-09-18 15:41:24.5100.0160-0.161.272024-09-18 15:41:29.4100.0942-0.221.0631.9
BDIIV2024-09-18 15:41:24.3770.08030.061.412024-09-18 15:41:29.0000.0992-0.011.3933.7
PLMAIV2024-09-18 15:41:24.2300.0954-0.580.242024-09-18 15:41:29.0220.1263-0.810.2336.3
MAIMGU2024-09-18 15:41:25.0380.0200-0.250.932024-09-18 15:41:30.4700.1173-0.260.9539.5
POPMGU2024-09-18 15:41:26.4800.02310.121.112024-09-18 15:41:32.8200.13640.210.7445.7
MSSAIV2024-09-18 15:41:28.6410.0200-0.031.542024-09-18 15:41:35.7800.0400-0.830.2258.9
PIIIV2024-09-18 15:41:30.7180.02001.780.002024-09-18 15:41:36.1710.0400-0.990.1459.7


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
EQUI GUHH0.553.02e-110.4231
FIVI GUHN1.301.57e+010.8286
SARM GUEH1.107.03e-114.6105
ERBM IVEH0.707.64e-227.131
CARD GUHH1.242.30e-129.1138
CME ITHN1.212.00e-130.0171
GSCL GUHH1.001.10e-131.961
BDI IVHH0.941.10e-133.7121
PLMA IVHH0.825.61e-236.3239
MAIM GUHH0.763.75e-239.5149
POPM GUHH1.111.43e-145.7115
MSSA IVHH0.541.12e-258.9281
PII IVHH1.063.67e-259.7157


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.
(°)
EQUI GUHHZ4.4857e-55.7596e-62.1740e-67.1942e-73.9932e-71.0495e-41.0304e-56.3959e-71.3528e-710.4231
EQUI GUHHN4.6049e-55.2912e-61.9802e-61.0658e-65.7916e-75.9904e-59.9923e-68.5049e-71.3140e-710.4231
EQUI GUHHE3.7396e-53.8230e-61.0225e-62.8199e-72.1647e-76.0530e-52.9314e-63.8679e-77.7836e-810.4231
FIVI GUHNZ1.2397e-42.1719e-51.2587e-52.8864e-61.5690e-65.0866e-43.8712e-52.7659e-65.5539e-710.8286
FIVI GUHNN1.6411e-42.3059e-51.6314e-55.5124e-63.1028e-62.2539e-47.4689e-54.6359e-67.1679e-710.8286
FIVI GUHNE1.4960e-42.6214e-51.3979e-53.3621e-62.0838e-64.6391e-45.4504e-53.4084e-66.0370e-710.8286
SARM GUEHZ2.4538e-55.0910e-62.8801e-61.1023e-65.9486e-75.1314e-51.9275e-58.8245e-71.0934e-714.6105
SARM GUEHN3.6367e-59.7790e-65.1303e-62.1416e-61.0642e-67.9179e-52.3648e-51.6678e-62.3830e-714.6105
SARM GUEHE2.6694e-55.2848e-63.4042e-61.2687e-67.0289e-75.4427e-52.1712e-51.0729e-61.6959e-714.6105
ERBM IVEHZ5.7178e-68.3936e-74.3785e-71.5585e-77.1577e-81.4792e-51.6513e-68.6507e-81.8834e-827.131
ERBM IVEHN6.3313e-61.2201e-68.4525e-72.0740e-71.1251e-72.6917e-52.6719e-61.7943e-72.8770e-827.131
ERBM IVEHE5.6156e-69.4720e-77.0123e-72.3023e-71.2361e-72.0851e-53.4243e-61.6529e-72.6551e-827.131
CARD GUHHZ1.4466e-51.8394e-67.2825e-71.9831e-79.0168e-83.4582e-53.1672e-61.6430e-73.8914e-829.1138
CARD GUHHN2.7710e-54.2041e-61.9013e-65.2464e-72.9447e-77.1603e-56.6376e-65.3022e-71.0186e-729.1138
CARD GUHHE2.0746e-52.8684e-61.4257e-63.5138e-72.0682e-74.7598e-55.8740e-63.0567e-76.4300e-829.1138
CME ITHNZ7.4153e-61.1216e-67.3512e-73.7877e-72.0665e-71.3002e-53.7185e-62.5638e-72.5852e-830.0171
CME ITHNN1.8378e-53.4060e-61.9028e-66.0679e-73.4907e-73.0663e-58.2479e-65.2428e-78.2919e-830.0171
CME ITHNE1.6533e-52.5063e-61.3732e-65.7311e-72.9611e-73.2220e-55.0475e-64.1444e-76.4804e-830.0171
GSCL GUHHZ1.8652e-63.6069e-72.3440e-77.9947e-84.3642e-87.0695e-61.0869e-66.0349e-89.5784e-931.961
GSCL GUHHN2.5397e-66.9904e-75.4652e-71.6531e-77.6962e-88.2576e-63.1756e-61.2093e-71.8933e-831.961
GSCL GUHHE3.9577e-61.2167e-69.1370e-73.0618e-71.6301e-78.7430e-66.2641e-62.4342e-73.3823e-831.961
BDI IVHHZ6.0636e-61.0513e-65.9146e-71.7309e-79.3421e-81.2196e-54.0463e-61.3065e-72.4879e-833.7121
BDI IVHHN1.0273e-51.7349e-69.1637e-73.4015e-71.5692e-72.8362e-53.6581e-62.3909e-74.3132e-833.7121
BDI IVHHE8.6123e-61.3865e-61.0550e-62.8371e-71.2683e-72.4297e-55.4769e-61.8783e-73.5129e-833.7121
PLMA IVHHZ3.6826e-65.9938e-72.8082e-71.1896e-76.6604e-88.9901e-61.8198e-69.1284e-81.1039e-836.3239
PLMA IVHHN5.2896e-67.3629e-74.7703e-72.1469e-71.1477e-71.4463e-52.1502e-61.4039e-71.9364e-836.3239
PLMA IVHHE6.7254e-61.0612e-64.3895e-71.6617e-79.3017e-81.9869e-52.3682e-61.4241e-72.5388e-836.3239
MAIM GUHHZ1.8420e-62.2326e-71.5254e-77.0391e-82.8690e-83.8693e-67.7232e-74.0217e-85.2591e-939.5149
MAIM GUHHN3.2604e-63.9531e-72.8264e-71.5349e-77.0325e-85.5780e-61.4000e-68.5956e-81.0786e-839.5149
MAIM GUHHE2.2330e-63.2196e-72.4299e-71.0455e-74.5079e-86.8489e-61.1976e-66.5294e-88.7052e-939.5149
POPM GUHHZ6.7522e-61.0046e-67.2514e-71.8757e-78.3495e-82.0750e-52.8604e-61.2905e-72.5088e-845.7115
POPM GUHHN1.0779e-52.0628e-61.3797e-63.6960e-71.8818e-72.4248e-54.9727e-62.7885e-74.9933e-845.7115
POPM GUHHE1.2192e-52.2166e-61.4521e-63.0423e-71.5706e-72.4414e-55.2759e-62.5647e-75.0139e-845.7115
MSSA IVHHZ5.1109e-79.1216e-86.1641e-84.9049e-83.0319e-81.7226e-62.5158e-73.8211e-83.1729e-958.9281
MSSA IVHHN6.7414e-71.3496e-71.0498e-74.9413e-82.8086e-83.2140e-64.4553e-73.5241e-83.9182e-958.9281
MSSA IVHHE6.1485e-71.5959e-71.0316e-73.8119e-82.6448e-82.4159e-67.2760e-75.1781e-83.3949e-958.9281
PII IVHHZ1.6397e-62.8151e-72.3233e-77.3025e-83.0683e-84.0421e-69.5112e-74.6541e-88.1675e-959.7157
PII IVHHN2.2436e-64.9463e-72.8290e-79.9348e-83.8950e-86.9102e-61.5895e-66.2202e-81.1411e-859.7157
PII IVHHE2.4586e-63.8319e-73.1643e-79.8995e-84.8398e-86.8383e-61.8422e-66.8757e-89.6436e-959.7157
*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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