MANUAL Location - Area: Appennino modenese , magnitude (ML): 1.5
2026-09-15 02:04:41 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-09-15 06:48:33

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Earthquake info - Manual location
Event - ID :260915020417
Magnitude (ML) :1.5 +/- 0.2
Origin Time :2026-09-15 02:04:41.932 (UTC)
Location : Latitude: 44.306 N, Longitude: 10.784 E
Area :Appennino modenese
Depth (km) :8.12
Distances (km) : 4.2 --- Lama Mocogno
5.2 --- Pavullo nel Frignano
6.5 --- Polinago
8.2 --- Montecreto
8.4 --- Sestola
10.9 --- Fanano
11.0 --- Palagano
13.3 --- Riolunato
13.4 --- Montese
13.5 --- Serramazzoni
14.0 --- Montefiorino
16.6 --- Prignano sulla Secchia
16.8 --- Frassinoro
16.9 --- Gaggio Montano
17.3 --- Pievepelago
17.4 --- Zocca
17.6 --- Fiumalbo
17.7 --- Castel d Aiano
18.2 --- Lizzano in Belvedere
19.4 --- Toano

Quality location estimate: Erh: 1 km, Erz: 2.5 km, Nf: 28, Gap: 142 °, Rms: 0.18


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.
ZCCAIV2026-09-15 02:04:46.4000.0140-0.001.892026-09-15 02:04:50.2120.04000.380.7118.4
GSCLGU2026-09-15 02:04:46.0400.0170-0.051.682026-09-15 02:04:48.0600.0541-0.980.0918.5
POPMGU2026-09-15 02:04:47.7900.02010.071.692026-09-15 02:04:51.8500.0902-0.131.0630.3
BDIIV2026-09-15 02:04:48.1300.02210.031.832026-09-15 02:04:52.6790.09620.031.5132.2
SARMGU2026-09-15 02:04:48.7400.02310.231.052026-09-15 02:04:53.5400.10330.161.3534.6
VLCMN2026-09-15 02:04:49.1300.02410.340.822026-09-15 02:04:54.4000.11030.530.4036.6
CARDGU2026-09-15 02:04:49.3500.0251-0.031.682026-09-15 02:04:55.1340.12530.271.0840.2
VGLIT2026-09-15 02:04:50.3510.0200-0.011.722026-09-15 02:04:56.7490.04000.151.3745.8
MAIMGU2026-09-15 02:04:50.7700.0301-0.380.252026-09-15 02:04:58.0750.15540.101.2750.2
EQUIGU2026-09-15 02:04:51.6300.0321-0.041.562026-09-15 02:04:58.9100.15940.071.2553.3
CMEIT2026-09-15 02:04:51.4920.0200-0.470.182026-09-15 02:04:59.3020.0400-0.101.1555.5
GRAMGU2026-09-15 02:04:53.5900.03510.191.292026-09-15 02:05:03.0720.04001.210.0761.3
PIIIV2026-09-15 02:04:53.7300.0381-0.850.102026-09-15 02:05:04.2590.20660.340.8768.6
MSSAIV2026-09-15 02:05:00.8150.02001.000.082026-09-15 02:05:14.7850.04001.830.02101.1


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
POPM GUHH1.254.47e-130.3184
BDI IVHH1.413.54e-132.2209
CARD GUHH1.683.38e-140.2218
VGL ITHG1.894.23e-145.8241
CME ITHN1.651.65e-155.5225
GRAM GUHH1.117.04e-261.3290
PII IVHH1.395.81e-268.6198
MSSA IVHH1.271.80e-2101.1271


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.
(°)
ZCCA IVHHZ7.1007e-61.1826e-61.2553e-67.1207e-73.3737e-71.9391e-58.2710e-64.6448e-73.7559e-818.472
ZCCA IVHHN7.2506e-62.3301e-62.0291e-61.2246e-65.0458e-71.4982e-51.5744e-57.0162e-77.4910e-818.472
ZCCA IVHHE8.0321e-62.1605e-62.4164e-61.5342e-65.9558e-72.0121e-51.8527e-57.2950e-76.9163e-818.472
GSCL GUHHZ1.6386e-64.7158e-74.6829e-72.7034e-71.1909e-74.3669e-63.2189e-61.3218e-71.3727e-818.5288
GSCL GUHHN3.1213e-61.1755e-61.1900e-66.2262e-72.4672e-78.5770e-66.9237e-63.3123e-73.9412e-818.5288
GSCL GUHHE2.6730e-68.3226e-78.9818e-74.4336e-71.5443e-74.5402e-66.4230e-61.7356e-72.2268e-818.5288
POPM GUHHZ6.6855e-59.6104e-61.6032e-63.6872e-71.9499e-73.4091e-57.2190e-63.0959e-74.8125e-830.3184
POPM GUHHN4.6360e-55.7471e-64.0433e-68.8330e-75.1166e-74.5436e-51.7364e-58.0876e-71.3667e-730.3184
POPM GUHHE2.4597e-54.7742e-63.5032e-69.7219e-74.7843e-75.6531e-52.0471e-57.1110e-71.0666e-730.3184
BDI IVHHZ1.9186e-53.6058e-61.6024e-64.8441e-73.0270e-75.9812e-55.7809e-64.3490e-78.4441e-832.2209
BDI IVHHN2.3244e-54.9602e-63.3574e-61.2968e-66.4607e-77.7620e-51.7740e-51.0520e-61.1807e-732.2209
BDI IVHHE2.4055e-54.5151e-63.1221e-61.0035e-64.5449e-71.0239e-41.2267e-57.0252e-71.2208e-732.2209
SARM GUEHZ2.8772e-67.2531e-75.7984e-72.0446e-71.1276e-77.2277e-62.6102e-61.7210e-71.8773e-834.6246
SARM GUEHN8.0121e-61.8551e-61.0256e-64.4212e-72.2073e-71.0614e-53.1821e-62.8567e-74.9255e-834.6246
SARM GUEHE4.1289e-61.0299e-68.8313e-74.8146e-72.9374e-71.0739e-57.1326e-63.4559e-73.5272e-834.6246
VLC MNHHZ6.0831e-61.2463e-64.5002e-71.4288e-77.5401e-89.2084e-61.8612e-61.1693e-72.2331e-836.6243
VLC MNHHN2.2333e-65.0750e-73.7558e-72.1601e-79.6112e-85.9153e-62.3034e-61.0103e-71.5225e-836.6243
VLC MNHHE3.0114e-67.1768e-74.5566e-72.7405e-71.3734e-75.0795e-62.3934e-61.7029e-71.9448e-836.6243
CARD GUHHZ9.8711e-61.9374e-61.1278e-68.1307e-73.1134e-72.8718e-54.0046e-64.4502e-76.8913e-840.2218
CARD GUHHN1.5471e-53.7139e-62.1360e-61.6107e-67.0818e-76.2104e-56.5170e-68.9576e-78.5548e-840.2218
CARD GUHHE2.4864e-54.9884e-62.9002e-61.0621e-64.9456e-78.6129e-59.6933e-67.4618e-71.2718e-740.2218
VGL ITHGZ6.8834e-61.7157e-61.8505e-67.9757e-73.5271e-71.8141e-51.0808e-54.1373e-75.3711e-845.8241
VGL ITHGN1.6701e-55.1343e-64.1194e-61.3338e-65.8302e-73.2645e-51.9411e-58.6495e-71.2737e-745.8241
VGL ITHGE1.6411e-54.7236e-63.6856e-61.2374e-65.8568e-72.9641e-52.3025e-58.1419e-71.4593e-745.8241
MAIM GUHHZ1.1525e-62.3101e-72.0007e-71.1313e-74.6065e-83.1797e-61.3681e-66.5619e-86.7812e-950.2208
MAIM GUHHN2.3417e-64.3619e-73.4543e-72.0494e-78.8290e-88.3160e-61.8114e-61.1055e-71.3160e-850.2208
MAIM GUHHE1.5662e-63.1684e-72.9674e-71.2742e-76.9456e-88.2389e-61.4941e-68.4240e-89.9509e-950.2208
EQUI GUHHZ6.4813e-71.4424e-71.3756e-77.6052e-83.0649e-81.9474e-68.2379e-73.3624e-84.2623e-953.3253
EQUI GUHHN5.9263e-71.6822e-71.7955e-71.2613e-75.7569e-81.6576e-61.1425e-65.7622e-85.0932e-953.3253
EQUI GUHHE6.4040e-71.7406e-71.5737e-78.2204e-83.0684e-81.8326e-68.5378e-73.5959e-85.1999e-953.3253
CME ITHNZ3.2486e-69.9796e-78.7169e-74.1248e-72.0246e-76.7933e-66.0017e-62.5694e-73.4175e-855.5225
CME ITHNN4.6237e-61.1428e-61.0839e-66.4393e-73.7155e-78.3451e-66.1920e-63.6977e-73.6661e-855.5225
CME ITHNE4.8850e-61.3127e-61.2131e-67.8219e-76.1047e-79.6251e-67.1097e-61.0787e-65.0654e-855.5225
GRAM GUHHZ6.8743e-71.8457e-71.8610e-77.5015e-82.9231e-81.0340e-68.9320e-74.2281e-84.9535e-961.3290
GRAM GUHHN1.0374e-64.2166e-73.5195e-71.8325e-77.7423e-81.5908e-62.0936e-69.8739e-81.2300e-861.3290
GRAM GUHHE1.3922e-66.2809e-75.4898e-72.8660e-71.1117e-71.9743e-64.0068e-61.6241e-71.9195e-861.3290
PII IVHHZ1.3999e-64.3255e-73.6619e-71.2261e-75.6319e-83.1608e-61.9077e-67.4892e-81.1582e-868.6198
PII IVHHN2.0068e-66.4878e-75.3962e-71.8907e-76.9822e-83.9555e-63.7770e-69.4254e-81.7829e-868.6198
PII IVHHE1.8600e-66.4845e-74.8789e-71.9729e-71.0116e-76.2124e-62.8933e-61.2509e-71.6672e-868.6198
MSSA IVHHZ1.7964e-75.8715e-84.8697e-84.7953e-82.8917e-83.4598e-74.9780e-73.2138e-82.1429e-9101.1271
MSSA IVHHN3.0966e-71.0888e-79.2553e-88.1296e-83.4757e-84.8419e-75.7577e-73.8495e-84.2292e-9101.1271
MSSA IVHHE4.1146e-71.5134e-71.4179e-77.3463e-84.0493e-85.9522e-71.3300e-65.4973e-84.5014e-9101.1271
*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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