MANUAL Location - Area: Valdarno inferiore , magnitude (ML): 0.6
2025-06-13 09:41:18 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-06-13 12:40:49

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Earthquake info - Manual location
Event - ID :250613094006
Magnitude (ML) :0.6 +/- 0.2
Origin Time :2025-06-13 09:41:18.765 (UTC)
Location : Latitude: 43.699 N, Longitude: 10.942 E
Area :Valdarno inferiore
Depth (km) :7.65
Distances (km) : 2.4 --- Empoli
5.9 --- Capraia e Limite
7.5 --- Montelupo Fiorentino
7.7 --- San Miniato
8.5 --- Cerreto Guidi
9.7 --- Vinci
10.6 --- Castelfiorentino
11.1 --- Fucecchio
12.4 --- Montespertoli
13.1 --- Santa Croce sull Arno
13.6 --- Lamporecchio
14.3 --- Carmignano
14.9 --- Montopoli in Val d Arno
14.9 --- Larciano
15.5 --- Signa
15.7 --- Lastra a Signa
15.8 --- Castelfranco di Sotto
15.9 --- Poggio a Caiano
16.3 --- Montaione
16.8 --- Quarrata

Quality location estimate: Erh: 1.3 km, Erz: 0.8 km, Nf: 16, Gap: 146 °, Rms: 0.31


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.
OSSCIV2025-06-13 09:41:25.1520.02000.002.062025-06-13 09:41:29.7940.0400-0.011.8632.3
PIIIV2025-06-13 09:41:24.7000.0200-0.690.182025-06-13 09:41:28.1160.0400-2.100.0034.5
POPMGU2025-06-13 09:41:26.7500.02000.101.642025-06-13 09:41:32.4750.1133-0.081.5042.0
MAIMGU2025-06-13 09:41:26.6500.0261-0.290.442025-06-13 09:41:31.4500.1003-1.430.2844.0
RUFIIV2025-06-13 09:41:28.1040.0200-0.051.852025-06-13 09:41:35.2370.04000.011.6248.7
BDIIV2025-06-13 09:41:28.0400.0301-0.031.922025-06-13 09:41:34.0310.1283-0.950.3049.6
CARDGU2025-06-13 09:41:26.6960.0200-1.550.222025-06-13 09:41:34.1900.1304-1.020.2952.4
SARMGU2025-06-13 09:41:31.4600.09240.201.052025-06-13 09:41:40.7770.31870.260.8069.7


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
OSSC IVHH0.463.08e-232.3129
PII IVHH0.382.28e-234.5274
POPM GUHH0.494.06e-242.0339
MAIM GUHH0.672.47e-244.0303
BDI IVHH0.562.14e-249.6326
CARD GUHH1.004.16e-252.4315
SARM GUEH0.872.01e-269.7321


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.
(°)
OSSC IVHHZ1.8649e-62.4665e-71.4069e-75.3170e-82.2095e-82.8801e-67.7247e-73.1058e-85.0535e-932.3129
OSSC IVHHN2.1888e-63.1800e-72.4595e-71.0536e-74.5747e-84.1843e-61.4738e-65.9942e-88.0448e-932.3129
OSSC IVHHE1.9934e-64.0271e-72.9974e-71.1997e-74.5034e-85.8340e-61.1197e-66.5712e-89.9152e-932.3129
PII IVHHZ1.6941e-51.9804e-61.6960e-75.0739e-82.5695e-86.8422e-68.3062e-74.5114e-89.3397e-934.5274
PII IVHHN6.9716e-67.8634e-72.2299e-78.7125e-84.5610e-86.6715e-61.5577e-67.0147e-87.8923e-934.5274
PII IVHHE5.9625e-65.9394e-72.3275e-77.5035e-83.2166e-85.1509e-61.3572e-65.2137e-89.7609e-934.5274
POPM GUHHZ1.9838e-63.1028e-71.7316e-76.5690e-83.1434e-86.5731e-66.8637e-74.4835e-87.6223e-942.0339
POPM GUHHN2.9762e-65.6689e-73.7672e-78.8979e-85.1608e-81.1620e-51.3545e-67.9752e-81.5487e-842.0339
POPM GUHHE2.0751e-64.7374e-73.7487e-71.0989e-75.4209e-84.8209e-62.1054e-68.5094e-81.3342e-842.0339
MAIM GUHHZ2.5458e-63.8951e-71.5015e-74.4407e-83.0110e-84.9700e-67.5387e-74.7780e-87.3275e-944.0303
MAIM GUHHN2.5482e-64.4043e-72.1804e-76.7266e-83.9173e-85.0340e-61.0630e-66.1762e-81.0962e-844.0303
MAIM GUHHE2.2623e-63.2954e-71.5176e-75.8065e-83.3719e-86.5455e-66.0442e-73.5481e-87.1334e-944.0303
BDI IVHHZ1.7148e-62.5242e-71.2030e-73.1570e-81.7748e-82.8678e-66.3180e-73.1147e-86.3394e-949.6326
BDI IVHHN2.5291e-64.3738e-71.9605e-75.0554e-83.1698e-81.2276e-57.6541e-75.0157e-89.4406e-949.6326
BDI IVHHE1.9280e-63.3762e-71.9192e-75.2445e-82.6298e-87.3414e-61.3383e-63.7414e-87.7586e-949.6326
CARD GUHHZ4.7793e-64.8089e-71.8446e-76.5925e-83.1348e-85.4485e-61.2519e-64.5228e-88.4732e-952.4315
CARD GUHHN7.3614e-68.3064e-73.9068e-79.8904e-84.0537e-81.3493e-51.8893e-66.7444e-81.6876e-852.4315
CARD GUHHE1.2434e-51.1889e-63.3353e-71.0424e-75.5770e-81.4668e-51.6153e-69.1138e-82.1582e-852.4315
SARM GUEHZ1.0478e-61.3048e-76.8818e-83.0523e-81.1775e-82.3756e-63.4377e-71.6188e-82.5820e-969.7321
SARM GUEHN1.9807e-61.8998e-71.0754e-71.1957e-75.2090e-81.4285e-63.6987e-75.8088e-85.0728e-969.7321
SARM GUEHE6.6636e-71.0082e-77.9082e-87.1198e-83.0190e-89.5192e-74.8824e-73.7265e-83.7959e-969.7321
*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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