(PROVA 138) AUTOMATIC Location - Area: Garfagnana , magnitude (ML): 0.8
2025-12-12 05:53:59 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-12-12 05:58:41

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Earthquake info - RsniPicker2 automatic location
Event - ID :251212055335
Magnitude (ML) :0.8 +/- 0.1
Origin Time :2025-12-12 05:53:59.22 (UTC)
Location : Latitude: 44.233 N, Longitude: 10.267 E
Area :Garfagnana
Depth (km) :7.65
Distances (km) : 2.9 --- Giuncugnano (LU)
3.0 --- Sillano (LU)
5.9 --- Piazza al Serchio (LU)
8.1 --- Casola in Lunigiana (MS)
8.3 --- Minucciano (LU)
9.4 --- San Romano in Garfagnana (LU)
9.9 --- Camporgiano (LU)
11.2 --- Ligonchio (RE)
11.3 --- Fivizzano (MS)
12.9 --- Collagna (RE)
12.9 --- Comano (MS)
13.2 --- Vagli Sotto (LU)
13.2 --- Careggine (LU)
13.2 --- Villa Collemandina (LU)
14.7 --- Castiglione di Garfagnana (LU)
15.9 --- Busana (RE)
16.0 --- Pieve Fosciana (LU)
17.9 --- Castelnuovo di Garfagnana (LU)
18.6 --- Licciana Nardi (MS)
20.1 --- Ramiseto (RE)

Quality location estimate:
Erh: 0.7 km, Erz: 0.7 km, Nf: 14, Gap: 92°, Rms: 0.115 s
Number of phases with non zero weight: 14, CovTot: 0.632


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.
EQUIGU2025-12-12 05:54:02.0000.00700.001.912025-12-12 05:54:03.4600.0380-0.530.0214.0
SARMGU2025-12-12 05:54:02.3700.0070-0.011.892025-12-12 05:54:04.7300.04300.011.7714.2
ERBMIV2025-12-12 05:54:04.6600.01200.031.782025-12-12 05:54:08.9900.14920.240.7824.9
GSCLGU--:---.-----.---.--2025-12-12 05:54:10.0400.0911-0.150.8929.7
CARDGU--:---.-----.---.--2025-12-12 05:54:08.6400.0891-0.021.3829.7
GRAMGU2025-12-12 05:54:05.3800.0220-0.091.202025-12-12 05:54:10.1400.10020.340.4333.7
PLMAGU--:---.-----.---.--2025-12-12 05:54:09.8300.1152-1.960.0339.5
MAIMGU--:---.-----.---.--2025-12-12 05:54:10.8100.4262-1.350.0540.5
POPMGU2025-12-12 05:54:07.6000.11420.161.002025-12-12 05:54:13.7800.13620.210.8645.0


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth Used
EQUI GUHH0.632.13e-114.0230SI
SARM GUEH0.783.50e-114.2117SI
ERBM IVEH0.596.80e-224.929NO
GSCL GUHH0.911.03e-129.763SI
CARD GUHH0.921.05e-129.7143SI
GRAM GUHH0.991.78e-133.7331NO
PLMA GUHH0.804.49e-239.5238SI
MAIM GUHH0.844.31e-240.5153SI
POPM GUHH0.726.08e-245.0118SI


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.
(°)
EQUI GUHHZ3.6398e-53.8164e-66.0828e-81.1285e-62.1197e-63.0474e-62.2168e-54.3270e-64.0479e-75.2019e-814.0230
EQUI GUHHN2.3839e-53.6023e-61.5779e-71.3297e-62.3587e-62.3587e-64.1820e-57.1535e-64.8114e-77.7463e-814.0230
EQUI GUHHE3.4626e-53.5130e-66.9726e-81.3018e-62.3999e-63.5265e-61.9930e-55.5415e-63.2139e-75.2024e-814.0230
SARM GUEHZ1.3775e-52.3534e-68.2548e-81.0760e-61.8784e-62.6404e-61.8174e-53.2538e-61.7799e-73.5269e-814.2117
SARM GUEHN1.8969e-54.1690e-61.9107e-71.9694e-63.3743e-63.3743e-63.8083e-57.2489e-65.8573e-77.3594e-814.2117
SARM GUEHE1.8177e-52.8162e-67.9354e-81.2214e-62.0859e-62.8676e-61.6238e-56.0782e-62.4301e-73.7929e-814.2117
ERBM IVEHZ2.6471e-64.5945e-71.7293e-83.0737e-75.6126e-78.0520e-71.1199e-58.4043e-77.3500e-81.3448e-824.929
ERBM IVEHN3.2841e-67.6523e-72.8600e-86.1178e-71.0347e-61.0347e-61.1594e-51.6774e-61.2906e-72.2854e-824.929
ERBM IVEHE3.5010e-67.3722e-71.7582e-85.4287e-79.1068e-71.2979e-61.0796e-51.5615e-61.1373e-71.6926e-824.929
GSCL GUHHZ1.1231e-63.0783e-71.7364e-81.9244e-73.1782e-74.3716e-73.9335e-61.1622e-68.5094e-88.2217e-929.763
GSCL GUHHN4.3593e-69.6253e-73.7321e-88.0265e-71.3254e-61.3254e-61.0878e-53.4383e-61.5339e-72.9773e-829.763
GSCL GUHHE1.8454e-66.0341e-73.3096e-84.6384e-77.9011e-71.0445e-64.9761e-61.8705e-61.3672e-71.8195e-829.763
CARD GUHHZ9.8241e-61.1742e-62.0724e-85.8546e-71.1487e-61.6884e-62.3339e-51.3867e-61.0185e-72.4673e-829.7143
CARD GUHHN1.7319e-52.1241e-63.4220e-81.1776e-62.2131e-62.2131e-62.6138e-53.0870e-61.7971e-73.7111e-829.7143
CARD GUHHE1.9807e-51.9352e-62.9731e-81.0612e-61.9550e-62.8538e-62.6200e-51.8140e-61.7399e-73.9976e-829.7143
GRAM GUHHZ5.7279e-61.0364e-63.5521e-88.5106e-71.4045e-61.9263e-61.7668e-52.8437e-61.4305e-72.9509e-833.7331
GRAM GUHHN1.2844e-52.3432e-66.5175e-81.9055e-63.1468e-63.1468e-63.5193e-58.2347e-63.2905e-75.3973e-833.7331
GRAM GUHHE8.5140e-62.1313e-65.8101e-81.8142e-62.9237e-63.9657e-62.3742e-59.1100e-62.9220e-75.1631e-833.7331
PLMA GUHHZ3.7544e-64.6528e-71.2657e-81.9486e-74.0948e-76.3793e-73.3255e-66.2094e-71.5980e-71.6171e-839.5238
PLMA GUHHN4.1044e-65.8054e-72.0805e-83.9477e-77.5601e-77.5601e-71.1013e-59.5253e-72.7064e-71.7476e-839.5238
PLMA GUHHE6.4961e-66.6361e-72.1738e-83.5548e-76.6437e-79.6736e-79.9399e-68.5391e-72.3350e-71.8622e-839.5238
MAIM GUHHZ1.5998e-62.2234e-76.1862e-91.5755e-72.7477e-73.7739e-75.2522e-67.8404e-73.5571e-84.6046e-940.5153
MAIM GUHHN2.2096e-62.7518e-71.7865e-82.7803e-74.9027e-74.9027e-76.1675e-61.1241e-69.3010e-81.2519e-840.5153
MAIM GUHHE1.8951e-63.0719e-71.0070e-82.0844e-73.6308e-75.0482e-75.8732e-69.9365e-74.1247e-86.4227e-940.5153
POPM GUHHZ6.3514e-65.7672e-71.1326e-83.3772e-76.2368e-78.9338e-71.0694e-51.3053e-66.0270e-81.3305e-845.0118
POPM GUHHN6.5624e-68.2827e-72.0415e-85.6067e-79.8922e-79.8922e-71.1727e-51.6467e-61.0124e-71.9920e-845.0118
POPM GUHHE4.8148e-67.3555e-72.0477e-86.0848e-79.8653e-71.3341e-61.0838e-51.9656e-61.0784e-71.7863e-845.0118
*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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