MANUAL Location - Area: Alpi Apuane , magnitude (ML): 0.6
2024-09-18 01:39:56 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2024-09-18 08:10:09

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Earthquake info - Manual location
Event - ID :240918013828
Magnitude (ML) :0.6 +/- 0.2
Origin Time :2024-09-18 01:39:56.275 (UTC)
Location : Latitude: 44.085 N, Longitude: 10.358 E
Area :Alpi Apuane
Depth (km) :8.63
Distances (km) : 4.3 --- Vergemoli
4.9 --- Careggine
5.0 --- Molazzana
5.1 --- Castelnuovo di Garfagnana
6.7 --- Gallicano
6.8 --- Vagli Sotto
6.9 --- Pieve Fosciana
8.3 --- Castiglione di Garfagnana
8.4 --- Camporgiano
8.9 --- Villa Collemandina
8.9 --- Fosciandora
9.6 --- San Romano in Garfagnana
10.3 --- Barga
10.9 --- Stazzema
11.2 --- Fabbriche di Vallico
12.1 --- Piazza al Serchio
13.5 --- Coreglia Antelminelli
13.8 --- Pescaglia
14.4 --- Seravezza
15.3 --- Minucciano

Quality location estimate: Erh: 0.6 km, Erz: 1.1 km, Nf: 22, Gap: 67 °, Rms: 0.18


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.
CARDGU2024-09-18 01:39:59.1400.0070-0.021.662024-09-18 01:40:01.6320.10020.340.7814.9
SARMGU2024-09-18 01:39:59.2700.00800.021.762024-09-18 01:40:01.1520.0400-0.310.3015.0
CMEIT2024-09-18 01:39:59.8640.02000.160.892024-09-18 01:40:02.2740.04000.031.6117.7
EQUIGU2024-09-18 01:40:00.1940.0110-0.041.492024-09-18 01:40:03.1800.06210.051.4820.7
BDIIV2024-09-18 01:40:00.4100.01100.001.762024-09-18 01:40:02.7080.3818-0.770.1521.4
MAIMGU2024-09-18 01:40:00.8100.01100.001.762024-09-18 01:40:04.2800.06510.081.3623.6
POPMGU2024-09-18 01:40:02.7400.01700.310.692024-09-18 01:40:07.2120.16650.131.1233.4
GSCLGU2024-09-18 01:40:03.9500.01900.500.592024-09-18 01:40:09.0780.04000.350.8035.9
ERBMIV2024-09-18 01:40:04.5000.10750.590.392024-09-18 01:40:09.8810.04000.141.1838.6
PLMAIV2024-09-18 01:40:04.1940.02000.490.602024-09-18 01:40:09.5840.10020.370.7941.4
PIIIV2024-09-18 01:40:04.1800.0211-0.270.352024-09-18 01:40:10.2800.1263-0.310.4843.4


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
CARD GUHH0.782.73e-114.9124
SARM GUEH0.672.48e-115.017
CME ITHN0.802.09e-117.7197
EQUI GUHH0.123.23e-220.7299
BDI IVHH0.387.07e-221.498
MAIM GUHH0.444.81e-223.6151
POPM GUHH0.851.48e-133.498
GSCL GUHH0.724.62e-235.932
ERBM IVEH0.522.54e-238.67
PLMA IVHH0.612.65e-241.4265
PII IVHH0.341.32e-243.4162


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.
(°)
CARD GUHHZ7.6409e-61.3861e-68.9489e-74.2110e-71.8990e-73.1523e-54.8393e-62.0999e-73.1197e-814.9124
CARD GUHHN1.3600e-53.0643e-62.0981e-67.6201e-73.6323e-74.8825e-51.1792e-55.1438e-76.5857e-814.9124
CARD GUHHE1.1208e-52.8528e-62.2702e-69.1122e-75.0755e-74.0379e-51.2286e-57.7775e-77.4372e-814.9124
SARM GUEHZ5.9634e-69.7256e-77.3273e-73.3607e-71.1875e-71.4668e-53.6558e-61.4386e-71.9133e-815.017
SARM GUEHN5.3649e-61.6399e-61.2847e-61.7895e-66.3065e-71.1993e-55.2431e-67.0352e-76.0643e-815.017
SARM GUEHE6.3322e-67.5544e-76.9536e-75.9829e-72.1971e-79.5132e-63.3317e-62.5359e-72.2069e-815.017
CME ITHNZ6.8071e-61.4639e-68.1901e-74.3769e-73.6903e-71.9447e-53.1111e-64.6414e-73.3353e-817.7197
CME ITHNN1.3705e-53.1584e-61.8064e-65.6210e-73.7550e-75.6323e-59.2311e-65.9312e-77.6550e-817.7197
CME ITHNE1.0532e-52.0740e-61.3502e-64.1888e-72.9933e-74.6475e-55.9057e-63.9535e-74.9446e-817.7197
EQUI GUHHZ1.5546e-62.7528e-72.3840e-71.1158e-75.0860e-86.2906e-61.1197e-66.3591e-88.3775e-920.7299
EQUI GUHHN3.0722e-64.9153e-73.1211e-71.2221e-76.0068e-81.3039e-51.2928e-66.9869e-81.1429e-820.7299
EQUI GUHHE1.3385e-62.0504e-71.5186e-71.1518e-77.0339e-85.6959e-66.8596e-77.2381e-86.6043e-920.7299
BDI IVHHZ2.5519e-64.1317e-74.0240e-71.4757e-76.3199e-86.7193e-61.8338e-61.1402e-71.0946e-821.498
BDI IVHHN3.3128e-66.3702e-76.7442e-73.1093e-79.5172e-81.0005e-52.8635e-61.2795e-71.7033e-821.498
BDI IVHHE3.0255e-66.0478e-75.4926e-72.5343e-71.2019e-79.3982e-63.6305e-61.5743e-71.6961e-821.498
MAIM GUHHZ1.1806e-62.0866e-71.5863e-71.0805e-75.6393e-85.1070e-67.3056e-76.5463e-86.1716e-923.6151
MAIM GUHHN1.9227e-63.5992e-72.6273e-71.6354e-77.1015e-87.1539e-61.0772e-68.0224e-89.3076e-923.6151
MAIM GUHHE3.2651e-65.6235e-73.8725e-72.2844e-71.7078e-76.9121e-61.5041e-61.9461e-71.8370e-823.6151
POPM GUHHZ7.4196e-61.1105e-65.1125e-71.2590e-77.1612e-81.9933e-52.0488e-61.3229e-72.2939e-833.498
POPM GUHHN6.8685e-61.3468e-68.6304e-71.8828e-71.0040e-71.7652e-53.7026e-61.7486e-73.4490e-833.498
POPM GUHHE8.1842e-62.0388e-61.2748e-63.2937e-71.9011e-72.1186e-56.2392e-62.9024e-75.0744e-833.498
GSCL GUHHZ1.2473e-62.4842e-71.1483e-75.5878e-84.1341e-83.5191e-66.2427e-74.6158e-83.9842e-935.932
GSCL GUHHN2.1513e-65.7643e-74.3974e-71.3359e-77.4822e-85.2730e-62.4152e-61.0251e-71.5039e-835.932
GSCL GUHHE1.2381e-63.7692e-72.6685e-71.2098e-75.6984e-83.4927e-61.9394e-68.8571e-81.0726e-835.932
ERBM IVEHZ1.5030e-63.1521e-71.3798e-75.0015e-84.9792e-84.1030e-63.1493e-76.2464e-84.9431e-938.67
ERBM IVEHN1.7385e-64.0832e-72.1955e-76.3560e-83.2755e-86.6033e-64.9927e-74.9529e-89.6093e-938.67
ERBM IVEHE1.4693e-62.4016e-71.6768e-74.1365e-82.6293e-84.7741e-64.7347e-74.4487e-86.1727e-938.67
PLMA IVHHZ1.0696e-61.4464e-71.0284e-75.9445e-85.2248e-81.5208e-63.9374e-78.3995e-83.4603e-941.4265
PLMA IVHHN2.0015e-63.4975e-72.0858e-79.3432e-87.7044e-89.5854e-66.4852e-71.0630e-78.7561e-941.4265
PLMA IVHHE1.5383e-63.4212e-72.2666e-71.0460e-77.9091e-84.2478e-68.8950e-71.2291e-79.8225e-941.4265
PII IVHHZ8.4112e-71.4707e-71.1217e-73.4935e-81.8029e-82.2241e-64.9477e-72.3899e-83.6652e-943.4162
PII IVHHN6.3179e-71.8321e-71.3765e-74.5208e-82.2564e-81.9730e-64.6496e-73.1075e-84.4994e-943.4162
PII IVHHE6.6088e-71.4700e-71.3687e-74.6910e-81.9080e-82.1848e-67.9456e-72.7443e-83.9420e-943.4162
*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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