(PROVA 138) AUTOMATIC Location - Area: Valdarno inferiore , magnitude (ML): 0.7
2024-09-20 15:20:51 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2024-09-20 15:24:27

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Earthquake info - RsniPicker2 automatic location
Event - ID :240920151934
Magnitude (ML) :0.7 +/- 0.2
Origin Time :2024-09-20 15:20:51.98 (UTC)
Location : Latitude: 43.803 N, Longitude: 10.517 E
Area :Valdarno inferiore
Depth (km) :10.75
Distances (km) : 4.7 --- Lucca (LU)
6.3 --- Capannori (LU)
7.4 --- San Giuliano Terme (PI)
8.4 --- Calci (PI)
9.3 --- Porcari (LU)
10.1 --- Buti (PI)
10.6 --- Vecchiano (PI)
12.4 --- Vicopisano (PI)
13.0 --- Altopascio (LU)
13.2 --- Bientina (PI)
13.3 --- Pisa (PI)
13.4 --- Montecarlo (LU)
14.2 --- Cascina (PI)
15.4 --- Calcinaia (PI)
16.4 --- Massarosa (LU)
16.9 --- Chiesina Uzzanese (PT)
17.3 --- Pescia (PT)
17.3 --- Villa Basilica (LU)
17.9 --- Uzzano (PT)
18.4 --- Pontedera (PI)

Quality location estimate:
Erh: 2.8 km, Erz: 1.8 km, Nf: 8, Gap: 163°, Rms: 0.065 s
Number of phases with non zero weight: 6, CovTot: 6.875


RsniPicker2 - Automatic location results
Station Net P arrival times P pick
err
P pick
weight
P res Nll
weight
S arrival time S pick
err
S pick
weight
S res Nll
weight
Dist.
PIIIV--:---.-----.---.--2024-09-20 15:20:57.0990.0420-0.011.8714.1
MAIMGU2024-09-20 15:20:55.5090.00800.280.112024-09-20 15:20:57.6740.05410.031.7016.5
CARDGU2024-09-20 15:20:57.1390.02200.001.922024-09-20 15:21:00.8100.0811-0.150.9427.1
BDIIV--:---.-----.---.--2024-09-20 15:21:02.5300.09410.011.4631.4
ROROGU2024-09-20 15:20:15.6300.3592-66.290.00--:---.-----.---.-- 199.4
BALDOX2024-09-20 15:20:12.6500.8443-73.800.00--:---.-----.---.-- 210.6


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth Used
PII IVHH0.451.40e-114.1175SI
MAIM GUHH0.581.27e-116.5350SI
CARD GUHH0.831.02e-127.1353SI
BDI IVHN1.061.65e-131.412SI
BDI IVHH0.423.75e-231.412NO
RORO GUHH1.738.33e-3199.4280NO
BALD OXHH3.262.35e-1210.66NO


Results of PGA, PGV, IH, spectral amplitudes (SA) values calculation
Station Net Channel PGA
(g)
PGV
(m/s)
PGD
(m)
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.
(°)
PII IVHHZ8.7633e-61.1235e-65.1987e-88.2634e-71.4102e-61.9512e-61.4616e-52.6005e-61.6139e-73.3596e-814.1175
PII IVHHN1.6015e-52.0440e-64.1768e-87.8448e-71.3755e-61.3755e-62.3780e-52.6041e-61.7138e-72.9070e-814.1175
PII IVHHE1.4069e-51.7144e-63.5923e-81.0887e-61.9708e-62.7818e-62.8429e-52.4436e-62.5545e-74.4833e-814.1175
MAIM GUHHZ1.9681e-52.1475e-64.6391e-84.6435e-78.9225e-71.3045e-61.3288e-51.2108e-67.0135e-82.0605e-816.5350
MAIM GUHHN2.0585e-52.7685e-66.5964e-85.8934e-71.1209e-61.1209e-61.9115e-51.0053e-61.2555e-72.9309e-816.5350
MAIM GUHHE1.7218e-51.8264e-63.0298e-84.9428e-71.0135e-61.5244e-61.9502e-51.0112e-68.2411e-82.3161e-816.5350
CARD GUHHZ6.1820e-66.5555e-72.2501e-82.4691e-74.8773e-77.3469e-77.1494e-64.7576e-77.1022e-81.2260e-827.1353
CARD GUHHN1.5003e-51.5564e-63.6345e-86.4434e-71.1493e-61.1493e-61.4299e-51.8864e-61.1076e-72.2362e-827.1353
CARD GUHHE1.3855e-51.4199e-63.0705e-86.4079e-71.1695e-61.7037e-61.6476e-51.0588e-69.9697e-82.1469e-827.1353
BDI IVHNZ2.8388e-65.6735e-77.2528e-84.6238e-71.2597e-61.8418e-65.0457e-62.6076e-68.3880e-74.2386e-831.412
BDI IVHNN2.5509e-68.1127e-71.0081e-74.8149e-71.3938e-61.3938e-66.3246e-61.9884e-62.0086e-67.5980e-831.412
BDI IVHNE2.1759e-66.0919e-76.9107e-84.3295e-71.1700e-61.7264e-65.2071e-62.5788e-67.5786e-73.9495e-831.412
BDI IVHHZ2.7788e-63.0255e-71.0425e-81.8440e-73.3615e-74.8099e-73.2890e-65.7539e-74.7594e-87.7135e-931.412
BDI IVHHN2.1233e-63.5438e-71.4314e-82.0358e-73.7392e-73.7392e-74.8277e-69.4765e-76.2066e-81.0346e-831.412
BDI IVHHE2.2050e-62.5389e-71.2521e-81.7110e-73.0003e-74.3440e-72.5286e-67.7869e-76.8090e-81.0875e-831.412
RORO GUHHZ7.0627e-66.5119e-78.3375e-92.6014e-75.2612e-77.8112e-74.5592e-61.3587e-64.6831e-81.2625e-8199.4280
RORO GUHHN9.6400e-71.0929e-75.5419e-95.3909e-81.1799e-71.1799e-71.6813e-61.4117e-75.8413e-84.8477e-9199.4280
RORO GUHHE9.3541e-77.2315e-82.0378e-93.8615e-87.9586e-81.1313e-79.1495e-71.2316e-71.7925e-81.8783e-9199.4280
BALD OXHHZ8.4195e-57.0165e-67.7714e-81.4861e-62.9606e-64.3512e-65.6568e-52.3235e-62.7502e-76.7496e-8210.66
BALD OXHHN7.7834e-57.5952e-61.0173e-71.2872e-62.5502e-62.5502e-66.9706e-51.6180e-62.8778e-75.0296e-8210.66
BALD OXHHE6.6019e-56.3844e-69.0880e-81.3962e-62.8874e-64.2608e-67.5591e-52.3460e-64.2877e-76.8099e-8210.66
*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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