MANUAL Location - Area: Valdarno inferiore , magnitude (ML): 0.7
2022-06-25 12:27:44 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2022-06-26 10:33:12

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Earthquake info - Manual location
Event - ID :220625122704
Magnitude (ML) :0.7 +/- 0.2
Origin Time :2022-06-25 12:27:44.876 (UTC)
Location : Latitude: 43.869 N, Longitude: 10.449 E
Area :Valdarno inferiore
Depth (km) :5.96
Distances (km) : 5.3 --- Lucca
8.9 --- Massarosa
10.3 --- Capannori
10.7 --- Vecchiano
11.4 --- Pescaglia
11.6 --- San Giuliano Terme
14.1 --- Porcari
14.1 --- Camaiore
14.5 --- Fabbriche di Vallico
14.6 --- Borgo a Mozzano
16.0 --- Viareggio
16.5 --- Calci
17.1 --- Villa Basilica
17.2 --- Pisa
17.7 --- Montecarlo
18.9 --- Stazzema
19.2 --- Buti
19.3 --- Altopascio
19.4 --- Bagni di Lucca
19.5 --- Pescia

Quality location estimate: Erh: 1.5 km, Erz: 0.7 km, Nf: 18, Gap: 165 °, Rms: 0.10


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.
MAIMGU2022-06-25 12:27:46.8740.0070-0.022.022022-06-25 12:27:48.4000.02500.012.118.6
PIIIV2022-06-25 12:27:47.0100.0070-1.820.002022-06-25 12:27:48.5150.0400-3.270.0018.4
CARDGU2022-06-25 12:27:48.7200.01300.121.382022-06-25 12:27:51.7900.05510.430.1318.8
BDIIV2022-06-25 12:27:50.0200.08340.111.562022-06-25 12:27:53.7310.20960.061.1925.3
POPMGU2022-06-25 12:27:50.8680.0180-0.002.052022-06-25 12:27:55.4500.09620.071.5332.2
SARMGU2022-06-25 12:27:51.4550.0200-0.031.852022-06-25 12:27:57.1240.04000.690.0535.9
EQUIGU2022-06-25 12:27:52.3700.02310.081.792022-06-25 12:27:57.6800.1223-0.101.1541.1
GSCLGU2022-06-25 12:27:56.6800.02001.300.002022-06-25 12:28:02.9170.1655-0.190.8255.1
RUFIIV2022-06-25 12:27:59.4900.0432-1.050.042022-06-25 12:28:11.6740.3437-0.620.3385.3


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
MAIM GUHH0.735.68e-18.635
PII IVHH0.681.45e-118.4159
CARD GUHH0.982.84e-118.89
BDI IVHH0.527.06e-225.329
POPM GUHH0.578.34e-232.251
SARM GUEH0.382.55e-235.9354
EQUI GUHH0.753.83e-241.1325
GSCL GUHH1.165.40e-255.112


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.
(°)
MAIM GUHHZ1.1881e-41.4796e-54.8260e-61.8643e-69.7898e-71.2503e-42.0927e-51.4962e-62.1953e-78.635
MAIM GUHHN1.0302e-41.0469e-53.9091e-61.1583e-65.9924e-72.2254e-41.7380e-51.1083e-62.2804e-78.635
MAIM GUHHE1.0353e-41.2724e-54.0412e-61.3989e-67.2175e-71.6167e-41.8106e-51.2924e-62.5933e-78.635
PII IVHHZ2.8560e-53.5774e-61.1436e-63.3382e-71.6045e-72.5003e-54.7567e-62.6958e-74.5657e-818.4159
PII IVHHN1.7249e-51.9125e-61.0703e-62.8355e-71.5314e-72.1409e-54.7318e-62.3756e-74.3475e-818.4159
PII IVHHE2.0810e-52.4188e-61.3244e-64.2030e-71.6272e-74.9560e-54.7752e-62.5935e-75.4994e-818.4159
CARD GUHHZ2.4115e-52.6019e-61.1265e-63.8590e-71.8483e-73.3008e-54.1411e-63.1572e-75.6125e-818.89
CARD GUHHN4.9132e-55.4800e-62.7291e-66.0606e-73.4837e-78.9133e-51.0984e-55.7965e-71.1314e-718.89
CARD GUHHE3.7484e-55.6556e-63.0368e-67.3875e-73.6652e-79.0052e-51.3147e-55.7198e-71.2247e-718.89
POPM GUHHZ1.6893e-52.0637e-64.0681e-71.3139e-77.0153e-81.3076e-52.1522e-61.1501e-72.2161e-832.251
POPM GUHHN8.4385e-61.1806e-67.7122e-72.0933e-71.1132e-71.9325e-53.0429e-61.8478e-73.4053e-832.251
POPM GUHHE6.6082e-69.5460e-77.5112e-71.9630e-78.3235e-81.3761e-54.0273e-61.2252e-72.2082e-832.251
SARM GUEHZ1.7471e-62.1737e-71.2578e-74.6752e-82.2678e-82.7907e-66.8740e-73.1665e-85.8774e-935.9354
SARM GUEHN2.5163e-63.2048e-72.1410e-71.4933e-76.7642e-85.2162e-61.3152e-68.3572e-88.6615e-935.9354
SARM GUEHE2.2014e-62.5516e-71.7229e-79.8444e-85.0435e-84.1314e-69.9426e-76.7460e-87.6624e-935.9354
EQUI GUHHZ4.2505e-65.5530e-72.7679e-77.5956e-84.6069e-88.5886e-61.0166e-66.9395e-81.1830e-841.1325
EQUI GUHHN6.0465e-66.7101e-72.7909e-77.5694e-86.0095e-81.7855e-58.4444e-71.0278e-71.7417e-841.1325
EQUI GUHHE3.5267e-66.6649e-72.8861e-77.1478e-83.9096e-81.2794e-58.2304e-76.1357e-81.3075e-841.1325
GSCL GUHHZ1.0761e-61.3334e-71.0670e-77.0605e-83.6178e-81.9410e-65.7623e-74.1665e-84.9062e-955.112
GSCL GUHHN2.0933e-65.1476e-74.7687e-72.6745e-71.7731e-75.1555e-63.1097e-63.1148e-71.8829e-855.112
GSCL GUHHE1.4377e-63.2143e-73.0484e-72.0863e-77.0714e-83.3099e-61.3209e-68.8006e-81.0182e-855.112
*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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