MANUAL Location - Area: Garfagnana , magnitude (ML): 0.5
2025-11-06 03:05:51 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-11-06 09:27:53

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Earthquake info - Manual location
Event - ID :251106030526
Magnitude (ML) :0.5 +/- 0.2
Origin Time :2025-11-06 03:05:51.728 (UTC)
Location : Latitude: 44.150 N, Longitude: 10.543 E
Area :Garfagnana
Depth (km) :13.60
Distances (km) : 7.5 --- Fosciandora
8.6 --- Pievepelago
9.1 --- Fiumalbo
9.5 --- Barga
9.6 --- Coreglia Antelminelli
9.8 --- Abetone
10.6 --- Castiglione di Garfagnana
10.6 --- Pieve Fosciana
11.3 --- Castelnuovo di Garfagnana
11.7 --- Villa Collemandina
12.7 --- Riolunato
13.0 --- Gallicano
13.0 --- Molazzana
15.8 --- San Romano in Garfagnana
15.9 --- Bagni di Lucca
16.5 --- Frassinoro
16.6 --- Camporgiano
16.6 --- Vergemoli
17.7 --- Careggine
17.9 --- Montecreto

Quality location estimate: Erh: 0.6 km, Erz: 0.8 km, Nf: 24, Gap: 67 °, Rms: 0.31


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.
SARMGU2025-11-06 03:05:54.8800.0090-0.340.222025-11-06 03:05:56.9200.0471-0.870.5118.9
VLCMN2025-11-06 03:05:55.1500.0090-0.031.882025-11-06 03:05:57.1660.1193-0.550.2818.9
CARDGU2025-11-06 03:05:55.5500.01200.081.872025-11-06 03:05:58.3000.06510.071.8420.2
POPMGU2025-11-06 03:05:56.5800.01400.191.012025-11-06 03:05:59.9300.08020.051.7725.0
GSCLGU2025-11-06 03:05:56.3100.0110-0.940.572025-11-06 03:05:59.2700.0671-2.000.0426.8
MAIMGU2025-11-06 03:05:57.1320.0200-0.041.752025-11-06 03:06:01.1170.1113-0.071.4030.0
CMEIT2025-11-06 03:05:58.8030.02001.260.012025-11-06 03:06:01.8200.04000.031.8132.2
EQUIGU2025-11-06 03:05:58.9110.02001.020.012025-11-06 03:06:02.4690.10020.131.4234.1
ERBMIV2025-11-06 03:05:57.8200.0150-0.970.492025-11-06 03:06:01.8400.1464-2.320.0434.9
ZCCAIV2025-11-06 03:06:00.5830.02000.021.902025-11-06 03:06:07.2820.13030.051.3443.6
PIIIV2025-11-06 03:06:00.7840.0200-0.061.572025-11-06 03:06:06.7610.1002-0.680.3849.5
PLMAIV2025-11-06 03:06:02.0750.02000.161.382025-11-06 03:06:08.6500.2286-0.550.5157.7


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
VLC MNHH0.486.27e-218.9275
CARD GUHH0.972.45e-120.2199
POPM GUHH0.175.32e-225.0124
GSCL GUHH0.434.20e-226.89
MAIM GUHH0.181.69e-230.0189
CME ITHN0.634.65e-232.2222
PII IVHH0.371.11e-249.5182
PLMA IVHH0.469.48e-357.7259


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.
(°)
SARM GUEHZ5.3478e-65.8532e-71.3486e-74.9131e-82.2813e-85.7712e-66.5083e-74.3428e-81.2258e-818.9289
SARM GUEHN4.6308e-65.9044e-72.5056e-71.5929e-76.0005e-85.4405e-69.5771e-77.9202e-81.3577e-818.9289
SARM GUEHE5.8861e-66.8854e-71.8915e-71.3672e-75.8422e-88.5712e-61.0184e-67.8286e-81.3881e-818.9289
VLC MNHHZ5.3749e-64.9593e-72.1928e-78.1380e-83.6810e-86.3960e-69.9174e-76.7280e-81.0822e-818.9275
VLC MNHHN5.3082e-66.0725e-71.9790e-78.2817e-84.2740e-88.7350e-61.0314e-66.1420e-81.2647e-818.9275
VLC MNHHE6.0328e-61.1269e-65.1618e-71.8632e-71.1496e-71.2790e-52.2069e-61.6613e-72.7112e-818.9275
CARD GUHHZ1.9311e-52.4558e-67.0419e-71.8198e-71.0902e-74.1326e-52.3050e-62.2734e-75.5412e-820.2199
CARD GUHHN4.0432e-54.5889e-61.2224e-63.7962e-72.0997e-75.1804e-54.1163e-63.5688e-77.6353e-820.2199
CARD GUHHE3.4452e-54.6828e-62.1029e-64.8124e-72.7808e-78.2498e-55.2702e-64.3560e-78.8271e-820.2199
POPM GUHHZ1.8130e-51.5912e-62.5858e-77.1790e-83.6125e-81.1824e-51.0477e-65.9628e-81.0766e-825.0124
POPM GUHHN1.0674e-51.1493e-64.3982e-71.1692e-76.5361e-81.5608e-51.8044e-61.0169e-72.0963e-825.0124
POPM GUHHE1.1582e-51.4655e-64.7071e-71.0478e-75.6013e-82.5004e-52.9504e-61.0850e-73.0177e-825.0124
GSCL GUHHZ8.3386e-61.2218e-61.3048e-74.2640e-82.9662e-84.5600e-67.1220e-74.0236e-88.4735e-926.89
GSCL GUHHN3.4477e-65.1956e-73.4118e-71.0622e-75.6694e-84.5244e-62.1842e-68.4787e-81.3910e-826.89
GSCL GUHHE4.3703e-65.2581e-71.7752e-76.5987e-82.9290e-84.1281e-66.3602e-74.0681e-86.5497e-926.89
MAIM GUHHZ1.1266e-61.2964e-78.0862e-83.0248e-81.4436e-82.4341e-64.1544e-72.0196e-83.4276e-930.0189
MAIM GUHHN2.1293e-62.4351e-71.1236e-74.9387e-82.4021e-83.6360e-63.8908e-72.6636e-85.4704e-930.0189
MAIM GUHHE2.2317e-62.3901e-71.4488e-75.7339e-82.5184e-84.0281e-68.0104e-73.9017e-85.7037e-930.0189
CME ITHNZ2.8604e-63.9774e-72.6797e-72.4177e-71.4354e-74.5370e-61.5662e-61.7660e-71.1481e-832.2222
CME ITHNN3.9514e-64.6645e-74.2221e-73.2248e-71.7520e-75.4663e-61.7130e-62.1606e-71.4853e-832.2222
CME ITHNE5.2568e-65.8294e-73.9768e-73.5936e-72.4826e-79.2942e-61.8830e-62.6471e-71.7633e-832.2222
EQUI GUHHZ1.0669e-61.1883e-74.0291e-82.6439e-81.8099e-82.3580e-61.3169e-72.5461e-82.3865e-934.1273
EQUI GUHHN1.4448e-61.6020e-73.9919e-82.6097e-82.3362e-81.9427e-61.7928e-72.8614e-82.5588e-934.1273
EQUI GUHHE1.2666e-61.3526e-78.1507e-87.8897e-85.0385e-81.3664e-65.7120e-76.6865e-84.2337e-934.1273
ERBM IVEHZ8.0665e-71.0193e-75.4446e-82.6276e-81.2404e-82.9202e-62.6923e-71.5959e-82.4264e-934.9341
ERBM IVEHN7.9003e-71.4894e-77.6272e-82.6158e-81.5047e-82.6647e-63.5607e-71.9660e-83.4115e-934.9341
ERBM IVEHE1.0615e-61.5536e-76.7950e-83.6904e-84.2639e-84.1409e-62.5861e-77.3661e-81.2334e-834.9341
ZCCA IVHHZ3.3339e-74.6702e-83.7963e-81.9261e-89.9982e-95.2800e-72.9800e-71.7497e-81.2430e-943.657
ZCCA IVHHN4.0387e-74.1515e-83.9261e-82.6957e-81.0697e-85.1358e-72.5989e-71.2544e-81.5906e-943.657
ZCCA IVHHE3.8756e-75.0044e-84.4163e-82.3694e-81.1439e-84.4287e-73.2401e-71.4634e-81.5110e-943.657
PII IVHHZ7.3251e-71.0206e-77.1664e-81.9339e-89.9364e-92.7335e-62.9194e-71.5671e-82.6651e-949.5182
PII IVHHN1.4172e-61.5908e-78.4451e-82.3017e-81.1399e-84.7816e-64.2148e-72.0379e-83.2457e-949.5182
PII IVHHE1.1149e-61.4988e-79.1636e-82.8143e-81.4200e-84.4190e-64.6359e-72.2210e-84.0183e-949.5182
PLMA IVHHZ4.2108e-75.8293e-82.8716e-83.9059e-82.3605e-86.6799e-71.3221e-73.2323e-81.8062e-957.7259
PLMA IVHHN6.0846e-78.5980e-85.5982e-85.5006e-83.0452e-81.3122e-61.8905e-73.4426e-82.6468e-957.7259
PLMA IVHHE7.6324e-71.0106e-74.2379e-86.7600e-84.2168e-81.1262e-61.6464e-75.6970e-83.0549e-957.7259
*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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