AUTOMATIC Location - Area: Appennino modenese , magnitude (ML): 1.1
2025-12-07 19:48:15 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-12-07 19:51:52

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Earthquake info - RsniPicker2 automatic location
Event - ID :251207194658
Magnitude (ML) :1.1 +/- 0.3
Origin Time :2025-12-07 19:48:15.37 (UTC)
Location : Latitude: 44.404 N, Longitude: 10.908 E
Area :Appennino modenese
Depth (km) :31.92
Distances (km) : 4.9 --- Guiglia (MO)
7.8 --- Marano sul Panaro (MO)
9.2 --- Zocca (MO)
9.6 --- Pavullo nel Frignano (MO)
9.8 --- Serramazzoni (MO)
11.6 --- Castelvetro di Modena (MO)
11.8 --- Vignola (MO)
13.2 --- Savignano sul Panaro (MO)
13.3 --- Castello di Serravalle (BO)
13.3 --- Savigno (BO)
14.1 --- Maranello (MO)
15.0 --- Montese (MO)
15.6 --- Castel d Aiano (BO)
16.0 --- Polinago (MO)
16.5 --- Castelnuovo Rangone (MO)
17.1 --- Fiorano Modenese (MO)
17.1 --- Monteveglio (BO)
17.2 --- Spilamberto (MO)
17.6 --- Lama Mocogno (MO)
17.6 --- Prignano sulla Secchia (MO)

Quality location estimate:
Erh: 3.4 km, Erz: 6.4 km, Nf: 15, Gap: 224°, Rms: 0.222 s
Stazioni validate: 8


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.
ZCCAIV2025-12-07 19:48:22.1100.0180-0.011.88--:---.-----.---.-- 32.9
ERBMIV2025-12-07 19:48:25.1500.0270-0.011.772025-12-07 19:48:32.8100.15420.041.2450.7
POPMGU2025-12-07 19:48:24.8600.0280-0.011.792025-12-07 19:48:30.9500.4822-1.150.2752.5
SARMGU2025-12-07 19:48:25.6000.0300-0.041.702025-12-07 19:48:31.9100.6503-1.480.2557.0
VLCMN2025-12-07 19:48:26.0200.03100.131.322025-12-07 19:48:31.8090.1792-2.000.1359.0
CARDGU2025-12-07 19:48:26.5490.03300.121.382025-12-07 19:48:32.9190.6713-1.830.1962.7
EQUIGU2025-12-07 19:48:28.0800.1962-0.181.042025-12-07 19:48:36.8890.4222-0.730.4472.9
PIIIV2025-12-07 19:48:30.4100.2422-0.210.952025-12-07 19:48:41.5200.3942-0.410.6587.8


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth Used
ZCCA IV1.402.56e-132.9137SI
ERBM IV0.802.74e-250.7273SI
POPM GU1.101.05e-152.5197SI
SARM GU1.308.11e-257.0239SI
CARD GU1.601.12e-162.7219SI
EQUI GU0.901.69e-272.9247SI
PII IV0.809.29e-387.8202SI


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.
(°)
ZCCA IVHHZ5.0048e-68.8589e-70.0000e+09.6580e-71.6371e-62.0778e-61.4629e-57.0159e-63.6451e-73.1858e-832.9137
ZCCA IVHHN3.7903e-69.2672e-70.0000e+08.5352e-71.9837e-61.9837e-69.1139e-64.8478e-65.9394e-73.9131e-832.9137
ZCCA IVHHE7.6135e-61.6596e-60.0000e+01.7323e-63.4496e-64.3766e-61.8021e-51.0906e-59.4221e-76.6373e-832.9137
POPM GUHHZ4.8160e-69.6315e-70.0000e+04.3816e-77.9448e-71.1469e-68.5378e-61.1836e-66.5824e-81.6683e-852.5197
POPM GUHHN1.0925e-51.8773e-60.0000e+01.1131e-62.0109e-62.0109e-62.3554e-52.4139e-61.7968e-73.5396e-852.5197
POPM GUHHE4.7604e-69.6457e-70.0000e+05.0532e-78.2871e-71.1136e-69.2052e-62.3410e-69.7876e-81.5524e-852.5197
SARM GUEHZ1.5498e-64.3340e-70.0000e+03.6490e-76.2723e-78.5254e-72.3438e-62.1175e-68.0235e-81.1057e-857.0239
SARM GUEHN2.3470e-65.2420e-70.0000e+04.0129e-76.2376e-76.2376e-74.4935e-62.0728e-68.5061e-89.4344e-957.0239
SARM GUEHE2.6004e-68.5675e-70.0000e+05.4500e-71.0549e-61.4914e-67.4995e-63.3223e-61.6762e-72.1063e-857.0239
VLC MNHHZ1.0372e-62.4219e-70.0000e+02.1741e-73.6233e-74.8398e-72.9667e-68.7926e-78.3699e-87.3145e-959.0-1
VLC MNHHN2.0626e-63.7602e-70.0000e+03.2272e-75.7762e-75.7762e-73.1802e-61.6803e-61.3954e-71.1458e-859.0-1
VLC MNHHE2.0839e-65.8161e-70.0000e+04.6317e-78.3105e-71.1485e-65.8251e-62.8727e-61.2229e-71.9368e-859.0-1
CARD GUHHZ2.8657e-66.1987e-70.0000e+03.7467e-77.7237e-71.1125e-61.1664e-51.1043e-61.4320e-71.3587e-862.7219
CARD GUHHN5.7098e-61.1059e-60.0000e+09.5234e-71.7613e-61.7613e-62.0896e-53.7969e-62.4784e-73.1309e-862.7219
CARD GUHHE7.7499e-61.4832e-60.0000e+01.1256e-61.9423e-62.7004e-63.9654e-53.0547e-62.4230e-73.7756e-862.7219
EQUI GUHHZ3.5838e-76.3732e-80.0000e+04.2982e-88.4524e-81.2537e-76.4206e-71.8477e-74.6533e-83.8553e-972.9247
EQUI GUHHN3.4143e-75.8568e-80.0000e+04.7295e-89.0404e-89.0404e-86.8290e-72.1926e-75.7979e-84.3442e-972.9247
EQUI GUHHE2.3671e-76.3967e-80.0000e+03.9543e-89.1126e-81.4362e-77.1066e-71.9073e-77.2840e-87.9761e-972.9247
PII IVHHZ2.7071e-76.6366e-80.0000e+06.3602e-81.0318e-71.3838e-75.7033e-72.4677e-72.3656e-82.6737e-987.8202
PII IVHHN3.5817e-71.1008e-70.0000e+07.9677e-81.4546e-71.4546e-78.2485e-74.2529e-72.1818e-82.7593e-987.8202
PII IVHHE3.9895e-79.5723e-80.0000e+09.0566e-81.6011e-72.1834e-79.8316e-73.9926e-73.6313e-83.7306e-987.8202
*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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