MANUAL Location - Area: Frignano , magnitude (ML): 0.6
2025-03-09 01:07:27 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-03-10 09:27:42

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Earthquake info - Manual location
Event - ID :250309010702
Magnitude (ML) :0.6 +/- 0.2
Origin Time :2025-03-09 01:07:27.909 (UTC)
Location : Latitude: 44.407 N, Longitude: 10.648 E
Area :Frignano
Depth (km) :21.34
Distances (km) : 5.3 --- Prignano sulla Secchia
6.0 --- Montefiorino
7.6 --- Toano
9.1 --- Polinago
9.3 --- Palagano
10.9 --- Baiso
11.5 --- Serramazzoni
11.7 --- Carpineti
12.7 --- Lama Mocogno
13.4 --- Castellarano
13.6 --- Frassinoro
15.0 --- Villa Minozzo
15.7 --- Viano
16.5 --- Casina
16.8 --- Pavullo nel Frignano
18.4 --- Montecreto
18.5 --- Sassuolo
19.5 --- Riolunato
19.8 --- Fiorano Modenese
19.9 --- Castelnovo ne Monti

Quality location estimate: Erh: 1 km, Erz: 1.2 km, Nf: 20, Gap: 182 °, Rms: 0.26


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.
GSCLGU2025-03-09 01:07:31.4100.0070-1.180.202025-03-09 01:07:36.0600.24660.061.2023.4
ERBMIV2025-03-09 01:07:32.7600.0100-0.940.022025-03-09 01:07:36.8560.0400-1.260.2129.1
ZCCAIV2025-03-09 01:07:35.1390.0200-0.031.682025-03-09 01:07:42.3750.04001.640.0034.7
SARMGU2025-03-09 01:07:34.9500.08440.091.622025-03-09 01:07:40.8350.04000.900.0438.7
VLCMN2025-03-09 01:07:35.4240.02000.181.222025-03-09 01:07:40.5610.04000.001.6340.9
BDIIV2025-03-09 01:07:36.0700.02110.071.682025-03-09 01:07:41.8300.1243-0.041.4144.4
POPMGU2025-03-09 01:07:36.6700.02210.181.242025-03-09 01:07:42.6830.0400-0.141.2546.6
CARDGU2025-03-09 01:07:36.7660.0200-0.061.612025-03-09 01:07:42.8700.1745-0.340.6449.4
GRAMGU2025-03-09 01:07:37.2800.0241-0.161.162025-03-09 01:07:44.3510.04000.051.4952.1
MSSAIV2025-03-09 01:07:44.2500.2619-0.051.072025-03-09 01:07:56.5900.41180.360.6493.1


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
GSCL GUHH0.901.56e-123.4217
ERBM IVEH0.403.29e-229.1274
ZCCA IVHH0.513.01e-234.7103
SARM GUEH0.422.42e-238.7218
VLC MNHH0.632.06e-240.9217
BDI IVHH0.683.47e-244.4186
POPM GUHH0.563.90e-246.6168
CARD GUHH0.632.00e-249.4197
GRAM GUHH0.522.55e-252.1282
MSSA IVHH0.332.52e-393.1264


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.
(°)
GSCL GUHHZ2.2223e-64.7082e-74.2555e-72.3254e-71.2650e-76.3615e-62.4249e-61.8091e-71.2495e-823.4217
GSCL GUHHN5.1123e-61.3029e-69.6258e-74.7315e-71.9683e-79.3754e-65.2141e-62.6512e-73.9352e-823.4217
GSCL GUHHE3.5211e-61.4465e-61.2118e-67.1283e-72.9053e-77.3287e-64.4989e-63.3382e-74.0037e-823.4217
ERBM IVEHZ3.2608e-64.2786e-71.6494e-79.3392e-85.6253e-87.4357e-66.6961e-78.0332e-86.7107e-929.1274
ERBM IVEHN3.5648e-65.1861e-72.9876e-77.2465e-83.8200e-81.3222e-59.4267e-76.4452e-81.1371e-829.1274
ERBM IVEHE4.2897e-66.6762e-73.1328e-76.8909e-84.5941e-81.2463e-59.2623e-77.0480e-81.4251e-829.1274
ZCCA IVHHZ5.9981e-71.4863e-71.4890e-78.2176e-84.8538e-81.2546e-61.3605e-67.1020e-88.6445e-934.7103
ZCCA IVHHN5.7255e-72.2868e-72.2099e-71.5864e-76.1898e-81.1653e-61.8861e-67.4529e-87.4767e-934.7103
ZCCA IVHHE4.8740e-71.8937e-71.6252e-71.2044e-75.0021e-81.0571e-61.2372e-66.1937e-85.8168e-934.7103
SARM GUEHZ5.2222e-67.6377e-72.2669e-75.4798e-82.8364e-86.5251e-61.0509e-64.7985e-81.0637e-838.7218
SARM GUEHN3.1596e-63.8682e-72.2463e-71.0499e-74.3425e-88.4056e-61.1124e-65.5396e-87.4378e-938.7218
SARM GUEHE4.5562e-64.9317e-72.4087e-71.0007e-74.3848e-84.5889e-69.2659e-75.6617e-89.5173e-938.7218
VLC MNHHZ3.4607e-65.0602e-71.5471e-75.3484e-82.8220e-84.2326e-67.6116e-73.8369e-86.3397e-940.9217
VLC MNHHN2.6239e-62.9543e-71.9000e-78.0420e-83.4136e-83.9422e-69.2775e-74.8403e-86.5016e-940.9217
VLC MNHHE1.8456e-62.2632e-71.4350e-76.0411e-83.0963e-83.4132e-67.3872e-74.2654e-85.7356e-940.9217
BDI IVHHZ1.8918e-62.3738e-71.3559e-75.5970e-82.3860e-83.5136e-67.0827e-73.4442e-84.6119e-944.4186
BDI IVHHN1.7642e-63.7912e-73.0786e-71.0822e-74.8354e-86.6133e-61.6079e-66.7946e-81.0061e-844.4186
BDI IVHHE1.6487e-62.6281e-72.1293e-78.3665e-83.0671e-86.7952e-61.8603e-64.2697e-86.7659e-944.4186
POPM GUHHZ1.5370e-61.8655e-71.5121e-77.5840e-83.7791e-83.0254e-68.5679e-74.7826e-84.6876e-946.6168
POPM GUHHN1.2139e-63.8794e-72.7665e-71.4180e-75.5123e-82.7239e-61.7490e-67.3238e-81.0918e-846.6168
POPM GUHHE1.3634e-62.6300e-71.8077e-79.1944e-85.0676e-83.0230e-61.1748e-66.8299e-88.6537e-946.6168
CARD GUHHZ9.3151e-71.4393e-76.9881e-82.8668e-81.4356e-82.6653e-63.7239e-71.6890e-82.7493e-949.4197
CARD GUHHN1.7217e-62.5832e-71.4719e-75.4433e-82.6316e-83.1886e-64.3359e-73.7583e-86.3550e-949.4197
CARD GUHHE2.0007e-63.5892e-71.8975e-74.8882e-82.6276e-87.4100e-65.9688e-74.2570e-88.9990e-949.4197
GRAM GUHHZ3.3567e-62.9389e-71.1697e-73.1388e-81.8478e-82.5692e-64.7170e-72.7672e-84.6084e-952.1282
GRAM GUHHN8.8647e-72.5552e-72.1455e-77.2721e-83.5839e-82.3712e-61.0500e-64.2995e-87.4168e-952.1282
GRAM GUHHE1.0340e-62.7555e-72.2557e-79.3687e-84.3960e-81.9117e-69.0856e-75.5818e-87.4532e-952.1282
MSSA IVHHZ1.1743e-72.5192e-81.7544e-81.3292e-89.2596e-93.8841e-71.0379e-71.2904e-81.1607e-993.1264
MSSA IVHHN2.6447e-73.0787e-81.9795e-81.4975e-81.1385e-83.0437e-71.1040e-71.5024e-81.2592e-993.1264
MSSA IVHHE3.8489e-74.4942e-82.1995e-81.2460e-81.0369e-87.5500e-77.7534e-81.3081e-81.1944e-993.1264
*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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