MANUAL Location - Area: Appennino modenese , magnitude (ML): 1.6
2025-06-02 05:00:44 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-06-03 06:46:46

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Earthquake info - Manual location
Event - ID :250602050020
Magnitude (ML) :1.6 +/- 0.2
Origin Time :2025-06-02 05:00:44.331 (UTC)
Location : Latitude: 44.364 N, Longitude: 10.834 E
Area :Appennino modenese
Depth (km) :24.80
Distances (km) : 3.2 --- Pavullo nel Frignano
7.9 --- Serramazzoni
8.9 --- Polinago
10.2 --- Lama Mocogno
12.3 --- Guiglia
12.9 --- Zocca
13.6 --- Montese
14.0 --- Prignano sulla Secchia
15.1 --- Marano sul Panaro
15.5 --- Palagano
15.6 --- Sestola
15.7 --- Montecreto
16.3 --- Castel d Aiano
16.8 --- Montefiorino
17.6 --- Fanano
17.9 --- Castelvetro di Modena
18.3 --- Maranello
18.4 --- Castellarano
19.1 --- Vignola
19.3 --- Savigno

Quality location estimate: Erh: 0.7 km, Erz: 1.1 km, Nf: 32, Gap: 103 °, Rms: 0.23


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.
ZCCAIV2025-06-02 05:00:50.1700.0130-0.012.002025-06-02 05:00:55.0900.07720.281.0328.0
GSCLGU2025-06-02 05:00:50.6300.01600.001.992025-06-02 05:00:54.8300.0892-0.470.5132.1
ERBMIV2025-06-02 05:00:52.7600.0261-0.011.932025-06-02 05:00:59.0670.0400-0.171.3342.6
POPMGU2025-06-02 05:00:52.5400.04620.191.372025-06-02 05:00:58.3000.1283-0.071.5344.0
BDIIV2025-06-02 05:00:52.9000.02310.161.512025-06-02 05:00:58.7100.1344-0.300.9746.2
SARMGU2025-06-02 05:00:53.4800.02310.550.402025-06-02 05:00:59.4000.13740.081.5447.5
VLCMN2025-06-02 05:00:53.8760.10040.680.372025-06-02 05:01:00.0610.04000.301.0449.3
CARDGU2025-06-02 05:00:54.6600.13260.820.282025-06-02 05:01:00.8500.1564-0.011.4953.2
SEIIV2025-06-02 05:00:55.4340.0200-0.031.802025-06-02 05:01:02.9240.0400-1.270.0559.8
MAIMGU2025-06-02 05:00:56.8500.03111.440.012025-06-02 05:01:03.4870.0400-0.031.5762.3
PIIIV2025-06-02 05:00:58.5950.02000.021.752025-06-02 05:01:08.9490.0400-0.031.4379.5
LMDIV2025-06-02 05:00:59.8810.0200-0.360.762025-06-02 05:01:12.4190.0400-0.131.2780.4
RUFIIV2025-06-02 05:00:59.7200.04220.081.662025-06-02 05:01:09.5370.0400-1.840.0283.3
MSSAIV2025-06-02 05:01:05.7620.02002.670.032025-06-02 05:01:18.9490.04002.150.03107.9
CSNTIV2025-06-02 05:01:03.8990.02000.890.232025-06-02 05:01:16.5210.0400-0.590.52108.4
GARGNI2025-06-02 05:01:10.0400.07530.351.012025-06-02 05:01:28.1830.0400-0.620.56150.3
RNCAGU2025-06-02 05:01:12.2580.02003.330.002025-06-02 05:01:30.8430.04004.130.00152.0


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
ZCCA IVHH1.747.87e-128.097
GSCL GUHH1.705.47e-132.1266
POPM GUHH1.584.63e-144.0190
BDI IVHH1.663.08e-146.2209
CARD GUHH1.742.23e-153.2217
SEI IVHH1.842.18e-159.8129
MAIM GUHH1.183.92e-262.3209
PII IVHH1.404.27e-279.5199
MSSA IVHH1.311.71e-2107.9268
RNCA GUHH1.721.80e-2152.0275


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 IVHHZ2.5405e-55.6145e-65.0096e-62.9908e-61.1489e-65.9860e-53.2953e-51.6756e-61.7285e-728.097
ZCCA IVHHN2.7809e-57.6847e-65.6275e-62.7869e-61.3821e-64.3205e-53.8892e-52.0024e-62.5754e-728.097
ZCCA IVHHE2.9415e-55.7486e-65.1305e-63.1952e-61.3562e-64.8541e-53.0002e-51.8451e-62.0647e-728.097
GSCL GUHHZ6.7776e-61.6617e-61.4601e-68.2503e-74.6292e-71.9145e-56.6546e-64.7898e-74.7089e-832.1266
GSCL GUHHN1.6743e-56.1548e-64.1610e-61.9562e-68.1746e-73.7923e-52.3509e-51.1010e-61.6309e-732.1266
GSCL GUHHE1.6848e-55.7715e-64.3960e-61.6370e-66.1497e-73.9517e-52.5110e-59.2624e-71.6161e-732.1266
ERBM IVEHZ3.0971e-65.3710e-73.5902e-71.9937e-79.8904e-81.1463e-51.2058e-69.9270e-81.0248e-842.6281
ERBM IVEHN3.7053e-67.1355e-74.6539e-71.2847e-77.3317e-81.2853e-51.7753e-61.0009e-71.5560e-842.6281
ERBM IVEHE4.2909e-65.8485e-74.2068e-71.4729e-71.0558e-71.5160e-52.1448e-61.3782e-71.5656e-842.6281
POPM GUHHZ1.4392e-53.3325e-62.0108e-65.9831e-73.9473e-74.5098e-57.0013e-65.8687e-77.4992e-844.0190
POPM GUHHN2.4622e-55.5158e-63.7592e-61.1554e-65.9023e-77.1823e-51.9564e-51.0030e-61.6164e-744.0190
POPM GUHHE2.1990e-56.3330e-64.5858e-61.2207e-66.2080e-77.2113e-52.4285e-58.3676e-71.5573e-744.0190
BDI IVHHZ8.2745e-61.5953e-61.2208e-65.3541e-73.6200e-72.6813e-57.1614e-64.5770e-73.8028e-846.2209
BDI IVHHN9.6907e-63.1515e-62.6931e-61.5406e-64.2496e-73.2472e-51.5303e-56.0523e-78.2473e-846.2209
BDI IVHHE1.5329e-52.7952e-62.0674e-67.1846e-72.8101e-73.9931e-51.2825e-54.2377e-76.9864e-846.2209
SARM GUEHZ3.5511e-68.9526e-75.1138e-72.3897e-71.0303e-79.2320e-63.3303e-61.3503e-71.9475e-847.5240
SARM GUEHN3.5609e-67.3687e-75.3910e-72.6334e-71.0802e-71.0479e-52.6282e-61.3858e-71.7672e-847.5240
SARM GUEHE3.1945e-66.5061e-74.9591e-74.5677e-71.9118e-76.6864e-62.2340e-61.8772e-71.7153e-847.5240
VLC MNHHZ2.0821e-65.3001e-73.6733e-71.9751e-77.9743e-85.2479e-61.9240e-69.2668e-81.2253e-849.3238
VLC MNHHN1.7105e-63.5208e-72.9040e-71.4443e-76.9225e-83.5345e-62.3347e-67.4536e-81.1042e-849.3238
VLC MNHHE1.8276e-64.4797e-72.9039e-71.4212e-75.5842e-84.7751e-61.7367e-67.1403e-81.0172e-849.3238
CARD GUHHZ4.9401e-68.7575e-76.3984e-73.0193e-71.1701e-71.8077e-52.5296e-61.5592e-72.4432e-853.2217
CARD GUHHN8.8881e-61.8347e-61.2412e-66.3825e-72.5107e-73.4617e-54.9253e-63.3106e-75.0472e-853.2217
CARD GUHHE1.6896e-53.2332e-61.7888e-66.0999e-72.5825e-77.8265e-54.7481e-63.7428e-77.6115e-853.2217
SEI IVHHZ2.2498e-69.5316e-79.7330e-74.6152e-71.8749e-75.5880e-68.1630e-62.2100e-73.0534e-859.8129
SEI IVHHN3.6928e-61.1943e-61.5500e-61.0635e-63.5481e-77.6421e-68.7462e-64.1081e-74.3122e-859.8129
SEI IVHHE7.0790e-61.7784e-61.8526e-69.6530e-73.3558e-78.3467e-61.0175e-54.3146e-76.0887e-859.8129
MAIM GUHHZ1.0201e-62.0530e-71.9728e-71.1456e-74.3286e-82.4342e-61.3462e-65.0599e-85.1405e-962.3209
MAIM GUHHN1.6868e-63.2126e-73.4380e-72.7562e-71.8578e-75.6901e-62.5944e-62.2077e-71.3592e-862.3209
MAIM GUHHE1.5947e-63.5687e-72.9291e-71.8702e-79.5186e-83.6853e-61.8783e-61.0389e-78.2870e-962.3209
PII IVHHZ1.0975e-63.6335e-73.5901e-71.4933e-75.0607e-82.6239e-62.5981e-67.4039e-81.0413e-879.5199
PII IVHHN1.2701e-63.5748e-74.2949e-72.4024e-77.5617e-83.0935e-62.9942e-69.6145e-81.1366e-879.5199
PII IVHHE9.4681e-73.4037e-73.9757e-71.8678e-76.4303e-82.4897e-63.8357e-68.5962e-81.0464e-879.5199
MSSA IVHHZ2.8217e-77.5515e-86.4599e-84.0769e-82.6205e-81.0824e-62.5164e-73.4280e-82.3777e-9107.9268
MSSA IVHHN4.1248e-71.1819e-79.2821e-87.7816e-83.9530e-81.1747e-63.9155e-74.2587e-83.4266e-9107.9268
MSSA IVHHE4.3493e-71.7185e-71.3884e-77.1878e-83.4193e-87.8397e-78.8648e-74.9523e-83.5075e-9107.9268
GARG NIEHZ1.4731e-63.2687e-72.4852e-79.4798e-85.2250e-86.3206e-61.1670e-67.2776e-87.7175e-9150.3355
GARG NIEHN1.1482e-62.4580e-71.6698e-71.0254e-76.0568e-83.6972e-68.6170e-76.8564e-86.9385e-9150.3355
GARG NIEHE1.4688e-62.1549e-71.8654e-79.0357e-85.3778e-83.7554e-69.6725e-76.4461e-86.2716e-9150.3355
RNCA GUHHZ5.1549e-79.5078e-89.3768e-84.3700e-82.2176e-81.4125e-66.2412e-73.0477e-83.0376e-9152.0275
RNCA GUHHN2.5249e-76.1756e-85.3492e-83.2304e-82.2564e-88.0850e-72.4560e-74.2841e-82.3304e-9152.0275
RNCA GUHHE4.3673e-78.3402e-88.2292e-83.6141e-82.6933e-81.1269e-64.8843e-73.3254e-83.1318e-9152.0275
*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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