MANUAL Location - Area: Lunigiana , magnitude (ML): 1.1
2021-04-14 01:17:49 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2021-04-14 06:53:37

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Earthquake info - Manual location
Event - ID :210414011725
Magnitude (ML) :1.1 +/- 0.2
Origin Time :2021-04-14 01:17:49.519 (UTC)
Location : Latitude: 44.248 N, Longitude: 10.088 E
Area :Lunigiana
Depth (km) :8.73
Distances (km) : 3.1 --- Fivizzano
4.4 --- Licciana Nardi
5.9 --- Comano
8.6 --- Casola in Lunigiana
10.2 --- Aulla
10.6 --- Bagnone
11.3 --- Tresana
12.0 --- Villafranca in Lunigiana
12.4 --- Podenzana
12.8 --- Minucciano
13.3 --- Giuncugnano
13.5 --- Fosdinovo
15.3 --- Filattiera
16.7 --- Bolano
16.8 --- Santo Stefano di Magra
17.3 --- Sillano
17.3 --- Castelnuovo Magra
17.6 --- Mulazzo
17.8 --- Ortonovo
18.2 --- Sarzana

Quality location estimate: Erh: 0.6 km, Erz: 0.4 km, Nf: 32, Gap: 78 °, 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.
FIVIGU2021-04-14 01:17:51.4450.02000.002.042021-04-14 01:17:52.7550.0400-0.031.909.7
EQUIGU2021-04-14 01:17:52.4200.00700.091.672021-04-14 01:17:54.4000.04410.081.7413.9
VLCMN2021-04-14 01:17:54.5060.0200-0.160.802021-04-14 01:17:59.0700.15240.620.3027.4
SARMGU2021-04-14 01:17:55.0000.0140-0.021.982021-04-14 01:17:58.9200.0832-0.141.1727.7
GRAMGU2021-04-14 01:17:54.7600.0140-0.041.872021-04-14 01:17:58.4000.08620.061.6128.7
PLMAGU2021-04-14 01:17:55.2000.01500.022.032021-04-14 01:17:58.9400.0932-0.420.4030.2
CARDGU2021-04-14 01:17:56.7830.0200-0.061.672021-04-14 01:18:02.7300.12430.510.3841.0
GSCLGU2021-04-14 01:17:58.1440.02000.131.382021-04-14 01:18:03.1490.1273-1.150.1942.4
BDIIV2021-04-14 01:17:58.1020.02000.131.382021-04-14 01:18:04.2150.04000.041.5046.5
MSSAIV2021-04-14 01:17:57.6340.0401-0.460.332021-04-14 01:18:03.3460.1002-1.190.1747.0
MAIMGU2021-04-14 01:17:58.6000.08340.141.292021-04-14 01:18:05.1500.15140.081.2250.1
POPMGU2021-04-14 01:17:59.1860.0401-0.820.202021-04-14 01:18:07.3190.0400-0.440.4658.7
PIIIV2021-04-14 01:18:01.7500.0351-0.081.452021-04-14 01:18:10.3240.2116-0.630.4168.7
GORRGU2021-04-14 01:18:03.5340.06020.770.202021-04-14 01:18:11.7450.0400-1.200.1875.3
RNCAGU2021-04-14 01:18:06.0800.04720.480.402021-04-14 01:18:16.3710.1002-0.680.3794.1
PCPGU2021-04-14 01:18:11.1440.02000.540.392021-04-14 01:18:25.3480.04000.150.91127.1


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
FIVI GUHN1.533.29e+09.7107
SARM GUEH1.072.04e-127.7106
GRAM GUHH1.123.21e-128.7356
PLMA GUHH1.031.30e-130.2220
CARD GUHH1.006.84e-241.0128
GSCL GUHH1.189.66e-242.474
BDI IVHH0.582.53e-246.5117
MAIM GUHH0.953.60e-250.1139
POPM GUHH0.824.42e-258.7113
PII IVHH1.072.75e-268.7149
GORR GUHH1.213.11e-275.3303
RNCA GUHH1.433.10e-294.1286
PCP GUHH1.301.20e-2127.1285


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.
(°)
FIVI GUHNZ1.8255e-42.8341e-51.4445e-53.0572e-61.8141e-65.6515e-45.0365e-53.0406e-66.7232e-79.7107
FIVI GUHNN3.0067e-45.0235e-52.8772e-58.2606e-64.4689e-65.0062e-41.1372e-47.1041e-61.2741e-69.7107
FIVI GUHNE1.9927e-43.5651e-52.5434e-59.6319e-65.0555e-66.8664e-41.1101e-47.5837e-61.1679e-69.7107
EQUI GUHHZ2.6284e-53.8534e-61.6394e-65.4732e-72.7219e-74.3759e-57.2327e-64.4088e-78.2644e-813.9150
EQUI GUHHN1.3009e-51.5623e-68.5637e-73.4130e-71.6792e-72.6093e-54.3458e-62.7004e-74.4010e-813.9150
EQUI GUHHE4.4588e-55.5613e-61.6893e-64.0442e-72.1789e-78.8720e-51.0132e-54.4978e-71.0804e-713.9150
VLC MNHHZ3.6319e-64.9850e-72.7377e-71.1355e-75.2478e-86.5093e-61.5852e-68.3113e-81.2479e-827.4113
VLC MNHHN5.4017e-69.2278e-74.6637e-71.6324e-78.3344e-81.3429e-51.7957e-69.2475e-81.9253e-827.4113
VLC MNHHE4.0635e-65.1902e-73.0122e-71.0853e-75.3051e-89.9317e-61.6713e-68.2769e-81.1808e-827.4113
SARM GUEHZ2.9213e-69.4734e-77.5490e-72.8547e-71.2128e-75.7846e-65.7581e-61.6154e-72.2846e-827.7106
SARM GUEHN7.3496e-61.8995e-61.5880e-67.1955e-73.1254e-71.1123e-58.9534e-64.2169e-75.8527e-827.7106
SARM GUEHE2.7389e-69.1932e-76.4671e-72.4668e-71.2738e-74.6565e-64.3799e-61.5979e-72.5590e-827.7106
GRAM GUHHZ1.2610e-51.3032e-61.0493e-63.8447e-71.6732e-71.0893e-55.0391e-62.4166e-73.0935e-828.7356
GRAM GUHHN9.6201e-62.3071e-62.2641e-69.3336e-74.0558e-72.1922e-51.2232e-56.1098e-77.2265e-828.7356
GRAM GUHHE9.8024e-62.8731e-63.0669e-61.1806e-65.0947e-71.7556e-52.0022e-56.7164e-78.0378e-828.7356
PLMA GUHHZ1.0143e-51.0569e-65.3539e-72.9303e-71.4443e-71.9532e-52.5558e-62.1205e-72.4085e-830.2220
PLMA GUHHN1.4652e-52.3957e-61.0604e-62.7598e-71.6633e-75.1155e-52.7740e-63.0544e-75.4297e-830.2220
PLMA GUHHE1.5174e-51.8506e-69.1185e-74.2695e-71.8799e-73.9139e-53.8898e-62.7044e-74.3307e-830.2220
CARD GUHHZ6.8222e-67.7205e-72.7969e-77.1981e-84.3125e-89.9577e-61.3927e-66.7240e-81.5372e-841.0128
CARD GUHHN1.0183e-51.2967e-66.1982e-71.6990e-78.6940e-82.8207e-52.2427e-61.4684e-72.6033e-841.0128
CARD GUHHE8.0266e-61.3049e-66.2735e-71.5613e-77.8086e-82.2307e-51.8193e-61.4245e-72.6265e-841.0128
GSCL GUHHZ8.3149e-72.9252e-73.0368e-71.3379e-74.9203e-82.4827e-62.2019e-66.9256e-88.6392e-942.474
GSCL GUHHN1.9777e-65.7973e-76.1253e-72.7085e-71.5072e-73.3141e-64.1561e-62.2602e-71.9574e-842.474
GSCL GUHHE2.3555e-61.0495e-67.7860e-73.7016e-71.4967e-74.2992e-64.4302e-61.9479e-72.7532e-842.474
BDI IVHHZ2.0815e-62.7000e-71.5945e-75.5193e-82.3639e-83.8776e-66.9943e-73.3679e-85.6446e-946.5117
BDI IVHHN2.3563e-63.5135e-72.5957e-71.0253e-74.7131e-81.0755e-51.2221e-65.7031e-88.8523e-946.5117
BDI IVHHE2.1742e-64.6446e-72.5184e-78.7123e-83.7206e-88.4309e-61.1532e-65.2167e-89.1854e-946.5117
MSSA IVHHZ1.7877e-51.8067e-63.6295e-71.4474e-71.1729e-71.8322e-51.5012e-62.0994e-74.0309e-847.0280
MSSA IVHHN2.7007e-53.3945e-61.2739e-62.6085e-71.7095e-71.0061e-43.9639e-63.1035e-76.5701e-847.0280
MSSA IVHHE4.3884e-56.5206e-63.1920e-65.9385e-73.6872e-72.4091e-47.4836e-66.3868e-71.4693e-747.0280
MAIM GUHHZ3.2268e-65.1325e-73.0347e-71.2885e-76.1172e-86.9087e-61.9229e-67.9172e-81.1605e-850.1139
MAIM GUHHN3.2849e-65.6754e-73.3515e-71.1371e-75.8304e-88.1059e-61.3597e-67.5676e-81.5102e-850.1139
MAIM GUHHE1.9598e-62.6523e-71.8806e-76.6924e-84.2260e-85.2632e-61.0010e-65.8933e-86.1641e-950.1139
POPM GUHHZ2.4061e-63.9463e-72.0801e-77.1291e-84.9323e-89.2409e-61.0519e-69.2075e-81.0464e-858.7113
POPM GUHHN2.5201e-65.6439e-74.7846e-71.1436e-75.8011e-85.9479e-61.9991e-68.6919e-81.3685e-858.7113
POPM GUHHE2.5920e-65.2321e-73.6323e-79.2562e-84.4505e-85.9175e-62.0411e-67.1183e-81.3747e-858.7113
PII IVHHZ1.4669e-62.3167e-71.9761e-77.9329e-83.0380e-84.9110e-69.9259e-74.4758e-86.4074e-968.7149
PII IVHHN1.7730e-63.5508e-72.6576e-79.0798e-83.4473e-85.6185e-61.5931e-64.8409e-88.4287e-968.7149
PII IVHHE1.9964e-63.4106e-72.7371e-71.1190e-74.6517e-84.6945e-61.5301e-65.5711e-88.4474e-968.7149
GORR GUHHZ1.6723e-62.4566e-71.6177e-77.2022e-83.7804e-83.6687e-66.0059e-74.1093e-85.1468e-975.3303
GORR GUHHN1.3984e-62.5173e-71.9972e-71.0863e-74.8216e-83.7026e-61.1767e-67.4006e-86.2517e-975.3303
GORR GUHHE1.5907e-63.5971e-72.6053e-71.7165e-79.5098e-85.7234e-61.0886e-61.2571e-71.1919e-875.3303
RNCA GUHHZ9.9899e-72.4763e-71.6821e-75.6786e-83.1975e-84.3324e-67.7399e-74.6986e-86.4302e-994.1286
RNCA GUHHN1.7129e-63.5411e-72.6485e-78.3231e-83.8932e-86.3807e-61.2269e-65.1949e-89.1129e-994.1286
RNCA GUHHE2.0184e-64.5985e-73.1385e-78.8967e-85.6259e-86.9537e-61.4368e-68.5304e-81.0109e-894.1286
PCP GUHHZ2.8311e-75.6903e-85.4725e-82.3725e-89.7256e-91.0977e-62.4113e-71.3761e-81.6491e-9127.1285
PCP GUHHN3.8314e-78.9893e-86.4228e-83.3515e-81.4117e-81.0148e-62.3594e-71.8593e-82.4043e-9127.1285
PCP GUHHE3.8979e-71.0922e-71.0044e-74.8970e-82.3335e-81.4935e-64.9305e-73.6984e-83.8517e-9127.1285
*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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