AUTOMATIC Location - Area: Garfagnana , magnitude (ML): 0.5
2025-10-09 08:42:50 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-10-09 08:46:46

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Earthquake info - RsniPicker2 automatic location
Event - ID :251009084133
Magnitude (ML) :0.5 +/- 0.2
Origin Time :2025-10-09 08:42:50.799 (UTC)
Location : Latitude: 43.968 N, Longitude: 10.542 E
Area :Garfagnana
Depth (km) :1.54
Distances (km) : 1.3 --- Borgo a Mozzano (LU)
6.1 --- Bagni di Lucca (LU)
9.4 --- Villa Basilica (LU)
9.7 --- Fabbriche di Vallico (LU)
10.4 --- Pescaglia (LU)
10.7 --- Coreglia Antelminelli (LU)
12.6 --- Barga (LU)
13.5 --- Gallicano (LU)
14.0 --- Lucca (LU)
14.1 --- Capannori (LU)
14.3 --- Pescia (PT)
15.3 --- Molazzana (LU)
15.6 --- Porcari (LU)
15.6 --- Vergemoli (LU)
16.5 --- Montecarlo (LU)
16.5 --- Uzzano (PT)
17.6 --- Massa e Cozzile (PT)
17.8 --- Fosciandora (LU)
18.0 --- Buggiano (PT)
18.8 --- Marliana (PT)

Quality location estimate:
Erh: 0.9 km, Erz: 0.8 km, Nf: 11, Gap: 150°, Rms: 0.084 s
Stazioni validate: 6


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.
MAIMGU2025-10-09 08:42:52.4700.00400.021.792025-10-09 08:42:53.2200.0220-0.450.027.4
CARDGU2025-10-09 08:42:52.7400.04300.131.172025-10-09 08:42:53.9590.04600.011.728.1
BDIIV2025-10-09 08:42:53.3890.0110-0.031.552025-10-09 08:42:53.8890.0941-1.480.0011.4
POPMGU2025-10-09 08:42:54.7500.01500.121.192025-10-09 08:42:57.4720.1702-0.041.0519.3
VLCMN2025-10-09 08:42:55.5700.0170-0.021.622025-10-09 08:42:59.7000.16020.580.0824.6
GSCLGU--:---.-----.---.--2025-10-09 08:43:05.6500.12820.210.8142.7


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth Used
MAIM GU0.504.37e-17.4213SI
CARD GU0.403.01e-18.1323SI
BDI IV0.402.08e-111.423SI
POPM GU0.501.97e-119.364SI
GSCL GU0.803.83e-242.75SI


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.
(°)
MAIM GUHHZ2.7573e-61.3024e-60.0000e+01.2969e-62.7650e-63.5625e-65.9781e-65.4150e-67.6033e-74.3924e-87.4213
MAIM GUHHN5.0215e-62.6421e-60.0000e+01.8624e-64.4861e-64.4861e-61.0775e-57.4874e-62.3380e-61.0351e-77.4213
MAIM GUHHE5.4183e-62.5049e-60.0000e+02.0600e-65.5906e-67.8716e-61.1277e-51.3060e-53.5303e-61.5759e-77.4213
CARD GUHHZ4.7730e-61.7531e-60.0000e+01.3067e-62.8870e-63.9452e-61.1107e-56.3701e-67.2728e-77.9782e-88.1323
CARD GUHHN9.2936e-62.5968e-60.0000e+02.1326e-64.2277e-64.2277e-63.9416e-58.3791e-61.0606e-67.6849e-88.1323
CARD GUHHE8.3594e-62.2839e-60.0000e+01.8611e-64.0141e-65.2224e-62.5016e-56.2026e-61.0800e-69.8860e-88.1323
BDI IVHHZ3.2398e-69.5997e-70.0000e+07.7648e-72.0642e-62.8734e-66.6979e-62.9879e-61.0386e-64.9007e-811.423
BDI IVHHN4.8033e-61.4556e-60.0000e+01.3174e-63.0089e-63.0089e-66.5092e-67.2177e-61.3531e-65.7197e-811.423
BDI IVHHE6.5539e-61.2760e-60.0000e+01.1124e-62.3695e-63.1511e-69.6720e-65.7110e-65.7324e-74.5350e-811.423
POPM GUHHZ3.2853e-67.9725e-70.0000e+07.7903e-71.5173e-61.9733e-66.0951e-62.9580e-63.0774e-72.6565e-819.364
POPM GUHHN7.4125e-62.1329e-60.0000e+02.0666e-63.3749e-63.3749e-61.5092e-56.9084e-64.2903e-76.8234e-819.364
POPM GUHHE6.5838e-61.9991e-60.0000e+01.5936e-62.7098e-63.8054e-69.4154e-65.4401e-65.4082e-75.9116e-819.364
VLC MNHHZ3.8041e-71.6778e-70.0000e+08.2716e-82.7051e-74.9260e-77.5530e-74.4277e-72.4972e-71.1790e-824.6-1
VLC MNHHN8.2460e-72.5546e-70.0000e+02.1037e-74.7659e-74.7659e-78.9519e-71.1106e-62.0945e-71.4323e-824.6-1
VLC MNHHE8.7204e-71.7083e-70.0000e+01.7722e-73.7774e-74.9253e-71.7102e-66.2844e-71.3037e-77.8468e-924.6-1
GSCL GUHHZ9.0532e-71.2102e-70.0000e+01.0987e-72.7861e-73.8166e-78.3988e-76.7367e-71.3690e-76.2650e-942.75
GSCL GUHHN1.8073e-63.2663e-70.0000e+02.5955e-75.2116e-75.2116e-71.9272e-69.3229e-72.4323e-71.1577e-842.75
GSCL GUHHE1.0544e-62.6610e-70.0000e+02.1730e-75.3055e-77.2924e-71.4632e-61.2061e-63.2046e-71.4602e-842.75
*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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