MANUAL Location - Area: Riviera di ponente , magnitude (ML): 1.2
2024-05-02 23:43:23 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2024-05-03 06:41:38

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Earthquake info - Manual location
Event - ID :240502234303
Magnitude (ML) :1.2 +/- 0.2
Origin Time :2024-05-02 23:43:23.039 (UTC)
Location : Latitude: 44.162 N, Longitude: 8.497 E
Area :Riviera di ponente
Depth (km) :2.54
Distances (km) : 8.2 --- Noli
9.6 --- Spotorno
10.4 --- Bergeggi
12.1 --- Finale Ligure
12.9 --- Vezzi Portio
13.0 --- Vado Ligure
15.2 --- Orco Feglino
15.4 --- Borgio Verezzi
16.3 --- Savona
16.5 --- Quiliano
16.8 --- Calice Ligure
17.1 --- Pietra Ligure
18.3 --- Tovo San Giacomo
18.5 --- Albisola Marina
19.3 --- Albisola Superiore
19.3 --- Loano
20.0 --- Rialto
20.1 --- Magliolo
20.2 --- Giustenice
20.5 --- Celle Ligure

Quality location estimate: Erh: 0.8 km, Erz: 1.1 km, Nf: 46, Gap: 178 °, Rms: 0.35


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.
SVAIT2024-05-02 23:43:26.8580.0200-0.370.972024-05-02 23:43:29.7970.0400-0.541.0916.6
CANOGU2024-05-02 23:43:27.8500.00500.021.472024-05-02 23:43:31.2540.20160.031.1921.5
QLNOGU2024-05-02 23:43:27.8960.0200-0.581.062024-05-02 23:43:31.3930.0400-1.070.0721.8
ROROGU2024-05-02 23:43:29.6500.0150-0.330.982024-05-02 23:43:34.4430.0400-0.491.0834.9
GARSIT2024-05-02 23:43:30.4190.0200-0.101.352024-05-02 23:43:35.7890.0400-0.041.3638.7
PCPGU2024-05-02 23:43:30.8330.0200-0.600.982024-05-02 23:43:36.8220.0400-0.640.8342.4
DNSPIT2024-05-02 23:43:30.7740.0200-0.531.092024-05-02 23:43:36.6690.0400-0.630.8542.9
PVTIT2024-05-02 23:43:31.7120.0803-0.491.082024-05-02 23:43:38.2150.0400-0.720.6547.9
GBOSGU2024-05-02 23:43:33.0100.03910.190.962024-05-02 23:43:39.7220.04000.021.2753.2
IMIGU2024-05-02 23:43:32.7900.0200-0.710.652024-05-02 23:43:41.2000.04000.001.2655.9
LSG07LK2024-05-02 23:43:33.9650.0200-0.011.412024-05-02 23:43:42.1560.04000.320.6857.8
ACQIT2024-05-02 23:43:33.8700.0200-0.001.412024-05-02 23:43:41.4910.0400-0.131.2757.9
SNRMIT2024-05-02 23:43:35.0610.0200-0.161.252024-05-02 23:43:43.9670.0400-0.131.2468.2
BIGNGU2024-05-02 23:43:35.1900.0200-0.401.082024-05-02 23:43:44.3640.0400-0.401.0968.9
ROTMGU2024-05-02 23:43:37.6940.1004-0.131.272024-05-02 23:43:48.7400.73490.210.6377.2
SAOFFR2024-05-02 23:43:37.3070.08030.001.302024-05-02 23:43:47.4670.0400-0.201.2077.8
GORRGU2024-05-02 23:43:37.3890.08030.011.292024-05-02 23:43:47.7420.04000.011.1680.3
ENRGU2024-05-02 23:43:38.3120.0803-0.101.292024-05-02 23:43:49.4670.04000.330.6986.3
TURFFR2024-05-02 23:43:39.6600.03810.021.282024-05-02 23:43:51.4170.1604-0.131.1290.7
STVGU2024-05-02 23:43:39.7800.02000.161.052024-05-02 23:43:51.5280.04000.380.6293.8
ESCAFR2024-05-02 23:43:40.7800.08030.220.912024-05-02 23:43:54.2680.04000.970.0997.1
MONCIV2024-05-02 23:43:43.5300.0542-0.530.962024-05-02 23:43:58.7730.3607-1.030.39110.9
BHBGU2024-05-02 23:43:44.5300.05720.470.432024-05-02 23:43:59.1630.16040.360.66123.1


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
CANO GUHH1.002.32e-121.5284
RORO GUHH1.019.45e-234.9261
GARS ITHN1.141.05e-138.7277
PCP GUHH0.895.47e-242.45
DNSP ITHN1.221.03e-142.9233
PVT ITHN1.004.97e-247.9254
GBOS GUHH1.203.24e-253.2280
IMI GUHH0.934.17e-255.9240
ACQ ITHN1.671.56e-157.9357
SNRM ITHN1.641.04e-168.2237
BIGN GUEH1.163.40e-268.9242
ROTM GUHH1.017.13e-277.2352
SAOF FRHH0.891.38e-277.8256
GORR GUHH1.293.21e-280.352
ENR GUHH1.506.22e-286.3275
TURF FRHH1.181.90e-290.7257
STV GUHH1.241.36e-293.8276
ESCA FRHH1.332.27e-297.1248
MONC IVHH1.151.63e-2110.9336
BHB GUHH1.441.50e-2123.1308


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.
(°)
SVA ITHGZ5.3230e-54.0840e-66.2938e-73.3690e-72.0570e-71.6590e-52.7603e-63.7629e-73.3466e-816.6350
SVA ITHGN4.4585e-54.1696e-61.5890e-64.6028e-72.5972e-75.6564e-56.2863e-65.4748e-71.0070e-716.6350
SVA ITHGE4.7318e-54.7921e-61.1098e-63.9809e-72.6336e-76.1641e-54.3444e-63.7333e-71.0528e-716.6350
CANO GUHHZ1.6138e-51.8150e-67.9572e-72.7507e-71.8214e-72.7547e-54.0482e-62.9162e-74.1775e-821.5284
CANO GUHHN2.6499e-53.9690e-62.1185e-67.3723e-72.8039e-75.2223e-51.2116e-54.2861e-78.2636e-821.5284
CANO GUHHE1.4744e-52.2704e-61.8905e-69.3104e-73.3219e-72.8597e-51.0783e-55.2824e-76.4972e-821.5284
QLNO GUHHZ4.1582e-53.4861e-67.6654e-72.0512e-71.1975e-74.4317e-53.1523e-62.1091e-75.0410e-821.8326
QLNO GUHHN4.1963e-53.5144e-69.8570e-72.4254e-71.5293e-74.5475e-52.9193e-62.2486e-75.3851e-821.8326
QLNO GUHHE3.7852e-53.3114e-61.4330e-63.5152e-71.8476e-74.6826e-56.0949e-62.8825e-75.7919e-821.8326
RORO GUHHZ7.6578e-61.0197e-64.6175e-71.1109e-76.5263e-82.8515e-51.8716e-61.0557e-72.2570e-834.9261
RORO GUHHN1.0455e-51.7273e-68.1530e-71.8209e-71.0463e-72.7664e-53.0339e-61.8739e-73.8272e-834.9261
RORO GUHHE9.8341e-61.3824e-66.4025e-71.4836e-78.2249e-82.1611e-52.4139e-61.3944e-73.0413e-834.9261
GARS ITHNZ7.7320e-67.4441e-74.9369e-73.3656e-71.6500e-79.6021e-62.3604e-62.6182e-72.2766e-838.7277
GARS ITHNN6.2909e-61.5556e-61.0406e-63.3819e-72.0044e-71.7261e-56.7020e-62.4538e-73.2615e-838.7277
GARS ITHNE8.3820e-61.2610e-68.7957e-73.0718e-71.7881e-71.9850e-57.3724e-62.7119e-73.7294e-838.7277
PCP GUHHZ3.9064e-66.2449e-73.5931e-71.1710e-74.5360e-89.4653e-61.4504e-67.1522e-81.3911e-842.45
PCP GUHHN4.8185e-65.7400e-72.7633e-71.0385e-75.1482e-81.2364e-51.1815e-67.4994e-81.5515e-842.45
PCP GUHHE6.1990e-69.2714e-74.8128e-71.1371e-76.2580e-81.4641e-51.9522e-61.1269e-72.1947e-842.45
DNSP ITHNZ9.9569e-69.3909e-74.9775e-73.2714e-71.8891e-71.9719e-52.8834e-62.7355e-72.3369e-842.9233
DNSP ITHNN1.4585e-51.7975e-69.0545e-73.1741e-71.8399e-74.4136e-52.6082e-63.0355e-74.9847e-842.9233
DNSP ITHNE1.3201e-51.5964e-66.5672e-73.3023e-71.9168e-72.8281e-52.5612e-62.1573e-73.9191e-842.9233
PVT ITHNZ1.2645e-51.0626e-64.2689e-73.3013e-71.7252e-71.0734e-51.9751e-62.3946e-72.0856e-847.9254
PVT ITHNN1.7247e-51.7066e-64.4922e-72.9596e-71.5417e-71.8630e-51.7307e-62.2372e-73.7430e-847.9254
PVT ITHNE1.1895e-51.0865e-63.8392e-72.3181e-71.1354e-71.5246e-51.7371e-61.7293e-72.4804e-847.9254
GBOS GUHHZ4.7807e-66.6573e-73.1747e-71.0575e-75.3769e-81.3555e-51.1384e-68.3817e-81.5050e-853.2280
GBOS GUHHN2.7870e-63.4250e-72.0060e-76.7491e-83.3770e-86.5675e-69.4224e-75.3064e-87.9998e-953.2280
GBOS GUHHE3.8585e-66.5222e-72.4347e-77.2899e-83.6705e-87.5623e-69.5185e-76.3176e-81.3609e-853.2280
IMI GUHHZ2.7279e-63.6888e-72.0254e-78.7035e-84.7216e-87.1847e-69.6043e-78.0688e-88.8756e-955.9240
IMI GUHHN7.2105e-69.2745e-73.7596e-71.0980e-77.8447e-81.5691e-51.7202e-61.3299e-72.0799e-855.9240
IMI GUHHE6.4005e-66.9571e-72.8454e-79.0501e-87.9563e-81.0963e-51.1220e-61.1042e-71.8421e-855.9240
LSG07LKEHZ1.1383e-51.2672e-54.4721e-73.2522e-74.5554e-71.3260e-51.6457e-68.3930e-71.1498e-757.854
LSG07LKEHN1.3180e-51.5492e-59.2399e-77.7509e-71.6949e-62.5554e-54.0947e-63.6753e-61.7658e-757.854
LSG07LKEHE8.8827e-68.2186e-66.5326e-76.4233e-71.2916e-61.6477e-52.8453e-62.6399e-61.3037e-757.854
ACQ ITHNZ4.6039e-69.6318e-74.4564e-74.5599e-74.1738e-71.0679e-52.1369e-65.8422e-75.7092e-857.9357
ACQ ITHNN1.1524e-52.4287e-61.5114e-64.2160e-72.5697e-72.7669e-55.1638e-63.4681e-75.7749e-857.9357
ACQ ITHNE1.1516e-51.7633e-61.1674e-63.8839e-71.9786e-71.9664e-55.2792e-62.3843e-73.8876e-857.9357
SNRM ITHNZ6.8519e-61.3479e-68.2108e-73.7733e-71.9088e-72.1984e-54.3232e-62.7660e-73.1418e-868.2237
SNRM ITHNN7.3027e-61.3176e-69.9570e-73.4652e-72.0314e-72.5338e-54.1257e-62.4036e-73.0321e-868.2237
SNRM ITHNE5.3634e-69.5078e-79.7910e-73.8087e-72.4187e-71.4063e-57.9588e-62.9936e-72.8329e-868.2237
BIGN GUEHZ3.6564e-63.7181e-71.6419e-76.4446e-85.0877e-85.6527e-68.8153e-78.3837e-89.9591e-968.9242
BIGN GUEHN4.3685e-66.0304e-73.2671e-71.3733e-77.7335e-81.1556e-51.3674e-61.0115e-71.4837e-868.9242
BIGN GUEHE8.7814e-69.7195e-72.9860e-79.9906e-86.5680e-88.3868e-61.5366e-61.0419e-71.8745e-868.9242
ROTM GUHHZ2.5711e-63.2825e-72.9047e-71.5537e-78.6038e-86.4419e-61.5563e-61.4005e-71.0253e-877.2352
ROTM GUHHN4.3178e-68.6902e-78.3190e-73.0852e-71.6519e-71.3654e-55.2908e-62.1751e-72.5250e-877.2352
ROTM GUHHE4.5900e-66.7343e-75.4601e-72.4947e-71.3362e-71.7180e-53.2283e-62.0655e-72.1717e-877.2352
SAOF FRHHZ7.8905e-71.1611e-71.0157e-75.8484e-82.7739e-81.2342e-67.3128e-73.2270e-83.5249e-977.8256
SAOF FRHHN9.9381e-71.4546e-71.0621e-76.3816e-83.3138e-81.7296e-64.6099e-74.3487e-84.5413e-977.8256
SAOF FRHHE1.1002e-61.2336e-71.0737e-77.1555e-83.5884e-81.6926e-64.8898e-74.5749e-83.9252e-977.8256
GORR GUHHZ8.8875e-71.9281e-71.5679e-76.7857e-83.6823e-82.5601e-66.5703e-75.2800e-86.1927e-980.352
GORR GUHHN9.8434e-72.6356e-72.3133e-71.3899e-75.7541e-83.1949e-61.0382e-67.7228e-89.7865e-980.352
GORR GUHHE1.4540e-64.0344e-72.7679e-71.2661e-75.3808e-84.5514e-61.1803e-68.1547e-81.0377e-880.352
ENR GUHHZ4.5043e-67.2011e-73.0927e-79.3827e-85.2337e-81.1431e-51.3781e-68.5721e-81.2951e-886.3275
ENR GUHHN1.5073e-51.7689e-65.2782e-71.6177e-79.2705e-83.5077e-51.2573e-61.7321e-73.5136e-886.3275
ENR GUHHE1.2463e-51.0918e-63.6799e-71.2658e-77.4745e-82.1689e-51.4403e-61.1779e-72.2345e-886.3275
TURF FRHHZ1.4268e-61.7463e-71.0170e-78.3240e-83.3732e-82.3979e-63.7280e-75.0908e-84.7473e-990.7257
TURF FRHHN1.0441e-61.7363e-71.1941e-75.9560e-83.6923e-82.3139e-67.2416e-76.7268e-84.5865e-990.7257
TURF FRHHE1.1268e-61.9804e-71.3212e-79.7608e-84.3765e-82.7380e-67.9269e-75.3960e-86.9248e-990.7257
STV GUHHZ1.3153e-61.6226e-78.9086e-83.1619e-81.8343e-83.1633e-64.0466e-73.0460e-84.1222e-993.8276
STV GUHHN1.3778e-62.0830e-71.0637e-75.9455e-85.2266e-82.4709e-64.8334e-78.9699e-81.1176e-893.8276
STV GUHHE1.6559e-62.1060e-79.3744e-83.7506e-82.0012e-83.3475e-64.0405e-73.3996e-83.9732e-993.8276
ESCA FRHHZ1.0459e-62.0572e-71.7292e-76.6846e-83.0141e-82.3926e-61.6931e-64.8065e-85.6975e-997.1248
ESCA FRHHN1.3944e-62.5172e-71.8711e-78.4049e-84.4401e-84.3424e-61.0800e-66.7978e-86.4559e-997.1248
ESCA FRHHE1.3414e-62.4523e-72.0595e-71.0269e-74.2205e-83.6683e-69.2052e-74.8959e-88.0220e-997.1248
MONC IVHHZ9.8279e-72.1545e-71.3133e-77.4679e-81.0219e-73.0711e-67.6402e-72.0021e-72.9377e-8110.9336
MONC IVHHN1.2255e-62.4686e-71.7497e-78.2361e-83.5327e-82.1706e-61.0793e-64.5153e-85.7902e-9110.9336
MONC IVHHE1.2487e-62.6137e-71.6616e-77.5743e-83.8177e-82.2704e-67.5776e-75.5402e-85.6681e-9110.9336
BHB GUHHZ8.5828e-71.5070e-78.5440e-83.6045e-81.6439e-83.4140e-63.3262e-72.2682e-83.4979e-9123.1308
BHB GUHHN1.0366e-61.7486e-71.4017e-74.6189e-82.0548e-82.9890e-68.6551e-73.3306e-84.2803e-9123.1308
BHB GUHHE1.0305e-62.1721e-71.5199e-76.0282e-82.4601e-83.5553e-65.7790e-73.7415e-85.3606e-9123.1308
*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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