AUTOMATIC Location - Area: Frignano , magnitude (ML): 0.7
2025-12-26 07:15:52 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-12-26 07:19:46

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Earthquake info - RsniPicker2 automatic location
Event - ID :251226071448
Magnitude (ML) :0.7 +/- 0.3
Origin Time :2025-12-26 07:15:52.209 (UTC)
Location : Latitude: 44.308 N, Longitude: 10.498 E
Area :Frignano
Depth (km) :5.56
Distances (km) : 6.1 --- Frassinoro (MO)
6.9 --- Villa Minozzo (RE)
9.2 --- Toano (RE)
11.2 --- Montefiorino (MO)
12.0 --- Palagano (MO)
12.5 --- Ligonchio (RE)
14.8 --- Pievepelago (MO)
15.0 --- Riolunato (MO)
15.5 --- Busana (RE)
16.3 --- Castelnovo ne Monti (RE)
16.7 --- Carpineti (RE)
18.2 --- Sillano (LU)
18.3 --- Collagna (RE)
18.3 --- Villa Collemandina (LU)
18.5 --- Polinago (MO)
18.5 --- Fiumalbo (MO)
18.6 --- Lama Mocogno (MO)
18.8 --- Montecreto (MO)
18.9 --- Castiglione di Garfagnana (LU)
19.4 --- San Romano in Garfagnana (LU)

Quality location estimate:
Erh: 1 km, Erz: 2.1 km, Nf: 13, Gap: 122°, Rms: 0.206 s
Stazioni validate: 7


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.
GSCLGU2025-12-26 07:15:55.0490.00700.011.622025-12-26 07:15:56.7990.0310-0.301.0610.2
ERBMIV2025-12-26 07:15:56.0000.01000.001.612025-12-26 07:15:58.1190.1532-0.860.1515.2
SARMGU2025-12-26 07:15:55.5490.01000.001.622025-12-26 07:15:57.6890.0511-0.350.9916.8
VLCMN2025-12-26 07:15:56.1100.01600.120.57--:---.-----.---.-- 19.6
CARDGU2025-12-26 07:15:57.8400.0551-0.250.942025-12-26 07:16:02.0250.2122-0.420.7531.9
POPMGU2025-12-26 07:15:59.0200.0190-0.021.472025-12-26 07:16:03.9690.1392-0.071.1336.2
MAIMGU2025-12-26 07:15:59.8100.0230-0.380.912025-12-26 07:16:05.2600.2442-0.920.2044.2


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth Used
GSCL GU0.603.75e-110.257SI
ERBM IV0.206.87e-215.2331SI
SARM GU0.501.47e-116.8209SI
CARD GU0.909.64e-231.9182SI
POPM GU1.001.71e-136.2145SI
MAIM GU0.904.38e-244.2181SI


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.
(°)
GSCL GUHHZ8.2285e-61.4571e-60.0000e+08.7016e-71.5227e-62.0940e-61.5930e-54.3975e-66.0650e-76.2294e-810.257
GSCL GUHHN1.2108e-53.3907e-60.0000e+01.9638e-63.2392e-63.2392e-63.0765e-51.0793e-54.6485e-76.5406e-810.257
GSCL GUHHE1.4064e-53.1464e-60.0000e+01.9737e-63.3290e-64.4399e-62.5968e-57.6030e-64.4873e-75.5069e-810.257
SARM GUEHZ1.2298e-51.9162e-60.0000e+04.4575e-77.6064e-71.0838e-66.5935e-61.7200e-61.3449e-71.5659e-816.8209
SARM GUEHN2.2847e-53.7363e-60.0000e+07.1335e-71.4229e-61.4229e-69.4356e-62.7906e-63.0441e-73.0186e-816.8209
SARM GUEHE5.7668e-61.5859e-60.0000e+06.1594e-71.0689e-61.4247e-68.7911e-62.4675e-62.2185e-72.8121e-816.8209
VLC MNHHZ1.6041e-52.3127e-60.0000e+08.5735e-71.4975e-62.1385e-61.5554e-52.3032e-62.6345e-74.5366e-819.6-1
VLC MNHHN1.2588e-51.9357e-60.0000e+09.2173e-71.7328e-61.7328e-62.0878e-52.8579e-63.5207e-77.6971e-819.6-1
VLC MNHHE7.5116e-61.0858e-60.0000e+07.0282e-71.2991e-61.9353e-61.4073e-51.8612e-62.0551e-76.6372e-819.6-1
CARD GUHHZ9.3407e-61.0738e-60.0000e+05.4418e-71.0457e-61.5449e-61.4239e-51.4939e-61.9700e-73.8070e-831.9182
CARD GUHHN1.9931e-52.2835e-60.0000e+01.2406e-62.2942e-62.2942e-64.2011e-52.6720e-61.8552e-74.5582e-831.9182
CARD GUHHE1.1488e-51.4402e-60.0000e+08.6838e-71.5904e-62.3411e-62.0677e-51.6033e-62.3954e-73.3300e-831.9182
POPM GUHHZ1.1667e-51.8110e-60.0000e+01.0966e-61.9673e-62.7996e-63.4753e-54.6521e-61.5087e-74.8289e-836.2145
POPM GUHHN1.2681e-51.9400e-60.0000e+01.5499e-62.5360e-62.5360e-62.8628e-53.3748e-62.0628e-74.9374e-836.2145
POPM GUHHE1.4921e-52.7282e-60.0000e+02.0650e-63.5962e-65.0382e-62.5804e-59.0001e-63.8832e-76.2311e-836.2145
MAIM GUHHZ8.9326e-71.7879e-70.0000e+09.1656e-82.0640e-74.9925e-72.8590e-63.2573e-72.2666e-72.9516e-844.2181
MAIM GUHHN1.5100e-62.6252e-70.0000e+01.7979e-73.3785e-73.3785e-74.0851e-66.4161e-71.6187e-76.0471e-844.2181
MAIM GUHHE1.3471e-62.5037e-70.0000e+01.7526e-73.7400e-75.5902e-74.1195e-68.0837e-71.3059e-75.6022e-844.2181
*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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