MANUAL Location - Area: Valdarno inferiore , magnitude (ML): 1.4
2022-06-28 02:48:59 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2022-06-28 09:05:02

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Earthquake info - Manual location
Event - ID :220628024811
Magnitude (ML) :1.4 +/- 0.2
Origin Time :2022-06-28 02:48:59.555 (UTC)
Location : Latitude: 43.817 N, Longitude: 10.464 E
Area :Valdarno inferiore
Depth (km) :6.48
Distances (km) : 4.6 --- Lucca
6.1 --- San Giuliano Terme
7.2 --- Vecchiano
9.2 --- Capannori
10.8 --- Calci
11.9 --- Massarosa
12.2 --- Pisa
12.8 --- Porcari
14.0 --- Buti
15.8 --- Vicopisano
16.9 --- Montecarlo
16.9 --- Cascina
17.1 --- Altopascio
17.2 --- Pescaglia
17.2 --- Bientina
18.2 --- Viareggio
18.8 --- Camaiore
19.1 --- Villa Basilica
19.1 --- Calcinaia
19.3 --- Borgo a Mozzano

Quality location estimate: Erh: 1.2 km, Erz: 1 km, Nf: 30, Gap: 143 °, Rms: 0.25


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.
MAIMGU2022-06-28 02:49:02.4300.00700.081.672022-06-28 02:49:03.9900.0421-0.440.8812.8
PIIIV2022-06-28 02:49:02.5400.0070-0.022.042022-06-28 02:49:04.0100.0421-0.810.3713.4
CARDGU2022-06-28 02:49:04.2800.01300.022.082022-06-28 02:49:07.3300.0752-0.420.8824.2
BDIIV2022-06-28 02:49:05.3700.0150-0.071.762022-06-28 02:49:09.5000.0922-0.320.9830.2
POPMGU2022-06-28 02:49:06.4400.01800.360.232022-06-28 02:49:10.9900.10730.021.5635.2
SARMGU2022-06-28 02:49:07.2600.02110.071.752022-06-28 02:49:12.7420.3678-0.161.0841.8
EQUIGU2022-06-28 02:49:07.8400.0281-0.091.652022-06-28 02:49:13.3600.2667-0.780.5746.5
FIVIGU2022-06-28 02:49:08.3910.0200-0.990.262022-06-28 02:49:16.1790.0400-0.490.8354.5
PLMAGU2022-06-28 02:49:09.6500.02810.061.702022-06-28 02:49:16.5660.0400-0.450.8855.6
GSCLGU2022-06-28 02:49:10.9500.0311-0.051.712022-06-28 02:49:18.8500.1835-0.560.7960.5
ZCCAIV2022-06-28 02:49:14.5000.03611.040.032022-06-28 02:49:26.1650.04002.340.0072.4
CSNTIV2022-06-28 02:49:13.9580.02000.091.462022-06-28 02:49:23.0900.2316-1.050.3377.0
GRAMGU2022-06-28 02:49:14.4490.02000.650.112022-06-28 02:49:24.3100.24660.260.8481.7
RUFIIV2022-06-28 02:49:15.0200.04220.021.552022-06-28 02:49:25.9900.4559-0.540.7984.1
LMDIV2022-06-28 02:49:18.8400.0522-0.221.252022-06-28 02:49:30.6340.0400-3.120.00103.8


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
MAIM GUHH1.441.46e+012.812
CARD GUHH1.658.32e-124.24
BDI IVHH1.071.84e-130.221
SARM GUEH1.121.04e-141.8353
EQUI GUHH1.269.55e-246.5327
FIVI GUHN1.511.25e-154.5330
GSCL GUHH1.671.44e-160.59
GRAM GUHH1.591.14e-181.7337


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 GUHHZ2.1044e-43.2738e-51.3664e-55.6983e-62.9460e-63.1125e-45.9500e-54.5482e-66.1457e-712.812
MAIM GUHHN1.9032e-42.5858e-51.0868e-53.2818e-61.5938e-65.4426e-44.8672e-52.7157e-65.4853e-712.812
MAIM GUHHE2.0223e-42.4825e-51.1005e-53.7801e-61.8329e-63.8906e-44.9407e-53.1187e-66.0237e-712.812
PII IVHHZ7.8677e-59.7050e-62.8239e-67.8793e-74.0118e-79.4135e-51.0956e-57.1986e-71.3038e-713.4155
PII IVHHN5.8303e-55.1897e-62.7041e-67.6792e-73.8880e-78.4381e-51.1853e-56.3999e-71.0059e-713.4155
PII IVHHE6.2990e-58.0856e-63.5426e-61.2571e-65.7680e-71.6115e-41.3646e-58.6630e-71.5999e-713.4155
CARD GUHHZ4.7070e-56.3898e-63.2206e-61.1663e-65.6181e-78.2055e-51.2667e-58.6493e-71.4703e-724.24
CARD GUHHN8.7108e-51.2200e-58.1032e-61.8550e-61.0997e-62.4546e-43.3180e-51.7061e-62.5835e-724.24
CARD GUHHE8.6206e-51.3007e-58.5574e-62.2231e-61.1119e-62.1518e-44.0340e-51.6720e-62.8601e-724.24
BDI IVHHZ1.3592e-51.7060e-69.4834e-74.0675e-72.1007e-72.8746e-55.4317e-63.6194e-74.4354e-830.221
BDI IVHHN1.6847e-52.4880e-61.5393e-65.4027e-72.7093e-74.4050e-58.4079e-64.0027e-76.5596e-830.221
BDI IVHHE1.5298e-52.1380e-61.4520e-66.8757e-73.1967e-73.7075e-56.5710e-64.5912e-76.2906e-830.221
POPM GUHHZ5.0655e-56.0419e-61.0262e-63.3316e-71.7563e-73.5721e-55.7016e-63.0074e-74.9870e-835.243
POPM GUHHN2.0221e-52.7283e-61.7448e-65.0587e-72.4801e-74.2541e-57.1384e-63.9043e-76.6005e-835.243
POPM GUHHE1.6692e-52.3782e-61.7974e-64.9378e-72.0333e-74.0465e-59.7630e-63.0413e-75.2012e-835.243
SARM GUEHZ4.1061e-65.2033e-73.4867e-71.2113e-75.9859e-86.7934e-62.1876e-68.3024e-81.3170e-841.8353
SARM GUEHN5.1382e-69.2751e-76.6245e-76.6141e-74.5069e-71.2947e-54.4078e-66.0804e-73.3073e-841.8353
SARM GUEHE4.1695e-66.3694e-75.2936e-72.7787e-71.4507e-71.0803e-53.3345e-61.9055e-71.9613e-841.8353
EQUI GUHHZ8.6863e-61.3754e-67.6096e-72.2492e-71.3937e-72.3099e-52.7108e-62.1766e-73.2707e-846.5327
EQUI GUHHN1.3127e-51.7391e-67.1206e-72.0331e-71.3758e-74.3557e-51.8011e-62.3347e-74.1224e-846.5327
EQUI GUHHE7.3179e-61.4245e-67.5005e-71.8686e-79.7738e-83.4261e-51.9710e-61.4978e-72.8813e-846.5327
FIVI GUHNZ1.4245e-52.1947e-61.4324e-63.8288e-72.4667e-73.2106e-54.6437e-63.7290e-75.4988e-854.5330
FIVI GUHNN8.4525e-61.8564e-61.3264e-63.1602e-71.8083e-72.7800e-54.9963e-62.5335e-74.7204e-854.5330
FIVI GUHNE8.1074e-61.4617e-69.9441e-73.6881e-72.0876e-72.4692e-55.3009e-63.3353e-74.1007e-854.5330
PLMA GUHHZ2.2147e-63.9432e-72.2520e-71.1151e-74.6174e-84.8200e-61.2739e-66.4862e-81.0838e-855.6298
PLMA GUHHN4.2370e-65.5330e-73.1269e-71.0600e-75.7918e-81.0744e-51.6016e-67.0547e-81.2601e-855.6298
PLMA GUHHE3.2053e-64.6542e-72.9715e-71.0146e-75.2054e-87.7051e-61.4716e-67.4619e-81.2513e-855.6298
GSCL GUHHZ2.0430e-64.3994e-73.1609e-71.8003e-78.9016e-85.2419e-61.9011e-61.0974e-71.3687e-860.59
GSCL GUHHN6.1092e-61.5829e-61.3329e-65.1479e-71.9487e-71.4278e-59.0376e-62.5046e-74.2482e-860.59
GSCL GUHHE3.5994e-69.7366e-78.6479e-76.1090e-72.0474e-77.0436e-64.2845e-62.4360e-72.7291e-860.59
ZCCA IVHHZ6.8180e-71.1773e-71.3551e-78.0157e-83.9846e-82.5005e-68.6589e-73.8953e-84.0265e-972.434
ZCCA IVHHN6.8524e-71.4480e-71.7116e-71.2380e-75.2869e-81.7109e-61.3959e-66.5333e-86.0963e-972.434
ZCCA IVHHE5.3689e-71.3345e-71.5171e-78.9995e-83.3429e-81.6563e-68.1401e-74.0236e-85.0019e-972.434
GRAM GUHHZ2.6211e-64.9943e-73.9264e-71.0115e-74.8384e-84.9328e-61.9163e-67.6098e-81.3269e-881.7337
GRAM GUHHN4.4020e-61.2514e-61.0728e-63.5255e-71.8136e-71.1758e-56.2910e-62.4356e-73.3388e-881.7337
GRAM GUHHE4.6309e-61.1768e-69.6955e-73.0011e-71.4367e-71.1042e-54.3877e-62.2000e-73.5201e-881.7337
*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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