MANUAL Location - Area: Mugello , magnitude (ML): 1.3
2024-04-30 18:34:59 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2024-05-02 07:02:15

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Earthquake info - Manual location
Event - ID :240430183439
Magnitude (ML) :1.3 +/- 0.2
Origin Time :2024-04-30 18:34:59.675 (UTC)
Location : Latitude: 44.050 N, Longitude: 11.257 E
Area :Mugello
Depth (km) :20.05
Distances (km) : 5.3 --- Barberino di Mugello
8.1 --- Vernio
9.9 --- Scarperia
10.9 --- San Piero a Sieve
12.1 --- Cantagallo
12.5 --- Firenzuola
12.8 --- Castiglione dei Pepoli
13.9 --- Vaiano
14.9 --- Borgo San Lorenzo
16.0 --- Vaglia
18.7 --- San Benedetto Val di Sambro
18.9 --- Camugnano
19.7 --- Monghidoro
21.0 --- Vicchio
21.4 --- Sambuca Pistoiese
21.5 --- Castel di Casio
22.1 --- Montemurlo
22.3 --- Calenzano
22.7 --- Prato
22.8 --- Montale

Quality location estimate: Erh: 1.5 km, Erz: 0.7 km, Nf: 26, Gap: 82 °, Rms: 0.37


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.
SEIIV2024-04-30 18:35:03.3000.0100-0.631.022024-04-30 18:35:05.1500.0431-2.130.0222.2
RUFIIV2024-04-30 18:35:06.6700.0200-0.012.012024-04-30 18:35:11.1500.1263-0.800.6636.9
MTRZIV2024-04-30 18:35:07.9100.01701.010.012024-04-30 18:35:12.5920.04000.031.8238.2
LMDIV2024-04-30 18:35:07.5900.0190-0.571.052024-04-30 18:35:13.2190.1103-1.390.2141.3
POPMGU2024-04-30 18:35:07.7600.02310.031.952024-04-30 18:35:13.2400.1304-0.481.0744.9
BDIIV2024-04-30 18:35:09.8400.0291-0.011.932024-04-30 18:35:16.7760.1675-0.521.0656.7
OSSCIV2024-04-30 18:35:10.6140.0200-0.281.042024-04-30 18:35:19.0860.04000.091.5462.0
CARDGU2024-04-30 18:35:13.2070.02002.010.002024-04-30 18:35:19.4420.04000.041.6165.3
GSCLGU2024-04-30 18:35:14.9620.02002.660.002024-04-30 18:35:21.1500.2256-0.391.2366.3
MAIMGU2024-04-30 18:35:11.4500.0341-0.131.602024-04-30 18:35:19.1700.3067-0.930.6166.3
CSNTIV2024-04-30 18:35:12.2670.02000.320.702024-04-30 18:35:20.0780.4709-0.710.8767.2
PIIIV2024-04-30 18:35:12.9000.03710.221.152024-04-30 18:35:20.4260.0400-1.590.1871.9
SARMGU2024-04-30 18:35:12.6960.0803-0.051.762024-04-30 18:35:22.4500.22260.340.8973.0


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
MTRZ IVHH1.028.19e-238.225
POPM GUHH1.392.87e-144.9269
BDI IVHH1.401.13e-156.7272
OSSC IVHH1.386.97e-262.0181
CARD GUHH1.325.54e-265.3268
GSCL GUHH1.436.85e-266.3302
MAIM GUHH1.173.38e-266.3256
PII IVHH1.032.29e-271.9238
SARM GUEH1.436.64e-273.0283


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.
(°)
SEI IVHHZ2.2017e-44.5690e-52.4029e-58.1986e-63.6362e-69.1613e-41.4974e-45.4592e-61.0772e-622.286
SEI IVHHN2.3394e-45.5052e-53.7816e-51.4383e-56.5083e-65.3931e-41.7676e-49.2573e-61.2871e-622.286
SEI IVHHE1.9122e-42.8537e-51.7305e-59.0506e-63.0012e-63.8404e-48.2808e-54.2648e-67.3257e-722.286
MTRZ IVHHZ8.2555e-72.7651e-72.8138e-71.9759e-78.2270e-81.7752e-62.0840e-69.4992e-89.1232e-938.225
MTRZ IVHHN1.9472e-65.9368e-76.6437e-74.3091e-71.6462e-74.6353e-64.5692e-61.8030e-72.0528e-838.225
MTRZ IVHHE2.2214e-65.7577e-75.6633e-74.1132e-72.0620e-75.2574e-64.0615e-62.1566e-71.7763e-838.225
POPM GUHHZ5.3265e-68.8049e-76.3704e-73.1318e-71.6249e-71.3161e-53.3182e-62.2431e-72.2270e-844.9269
POPM GUHHN1.1627e-53.3227e-62.5336e-67.1381e-74.0311e-74.1661e-51.3266e-55.8751e-77.7700e-844.9269
POPM GUHHE9.4769e-62.1280e-61.6298e-65.6073e-73.1010e-71.9275e-51.2243e-53.9335e-75.5049e-844.9269
BDI IVHHZ2.4698e-67.2131e-75.9335e-72.4490e-71.1315e-75.1576e-63.9004e-61.3867e-71.9805e-856.7272
BDI IVHHN4.5473e-61.1615e-69.6289e-73.6955e-71.8226e-71.4429e-55.8451e-62.4093e-72.9321e-856.7272
BDI IVHHE3.2241e-68.6408e-71.0022e-65.4424e-72.0505e-71.0456e-55.6064e-62.7068e-72.7513e-856.7272
OSSC IVHHZ1.2197e-63.0447e-72.5725e-71.2756e-75.9277e-83.1911e-61.1250e-66.1691e-88.2428e-962.0181
OSSC IVHHN1.6642e-63.8017e-73.7097e-71.9871e-77.2184e-84.8077e-61.6208e-68.8807e-89.9855e-962.0181
OSSC IVHHE2.2883e-68.2823e-75.5195e-71.9091e-78.9428e-85.6215e-63.4103e-61.2515e-72.0198e-862.0181
CARD GUHHZ1.6210e-62.3560e-71.8782e-71.0048e-73.8853e-84.7779e-61.2767e-65.0849e-86.1463e-965.3268
CARD GUHHN3.4676e-67.8106e-75.6626e-72.5403e-71.2767e-76.4766e-64.3843e-61.5845e-71.6794e-865.3268
CARD GUHHE3.1446e-65.2999e-73.4611e-71.3827e-75.3493e-88.8316e-61.8798e-67.9024e-81.2753e-865.3268
GSCL GUHHZ6.4611e-72.3714e-71.7797e-71.2698e-76.9848e-82.2448e-61.7515e-67.3752e-88.3560e-966.3302
GSCL GUHHN1.3594e-65.7020e-75.3377e-73.5780e-71.4299e-74.4288e-64.0961e-62.2427e-72.1707e-866.3302
GSCL GUHHE1.2701e-64.1772e-73.7371e-72.2564e-71.1398e-74.5175e-63.0111e-61.6641e-71.5585e-866.3302
MAIM GUHHZ1.0781e-61.6916e-71.7068e-78.7801e-83.5121e-81.5538e-61.3810e-64.4434e-85.4363e-966.3256
MAIM GUHHN1.5278e-63.1559e-72.6797e-71.6551e-76.6739e-82.6512e-62.1192e-69.0028e-88.7568e-966.3256
MAIM GUHHE1.5178e-61.8074e-71.8168e-78.2366e-83.5107e-83.9334e-61.1382e-64.6292e-85.0664e-966.3256
PII IVHHZ1.4507e-62.8375e-71.9771e-75.4452e-82.6700e-83.4467e-61.0360e-63.7403e-86.7356e-971.9238
PII IVHHN6.7770e-71.9127e-71.9283e-79.7364e-85.0727e-81.8753e-61.6412e-65.9479e-86.4215e-971.9238
PII IVHHE6.2109e-71.9973e-71.8893e-71.0949e-74.8100e-81.6860e-61.1855e-66.5811e-85.5812e-971.9238
SARM GUEHZ5.9086e-72.6098e-72.4000e-71.7880e-78.7779e-89.7044e-71.3323e-61.2309e-78.9812e-973.0283
SARM GUEHN8.8163e-73.7288e-73.5443e-73.3519e-79.5218e-81.6083e-62.1595e-61.1402e-71.1728e-873.0283
SARM GUEHE8.2930e-74.5046e-73.6447e-73.9625e-71.7772e-71.5129e-63.0228e-62.1455e-71.7033e-873.0283
*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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