MANUAL Location - Area: Alpi Marittime , magnitude (ML): 0.7
2026-05-13 22:50:13 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-05-14 07:33:39

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Earthquake info - Manual location
Event - ID :260513224948
Magnitude (ML) :0.7 +/- 0.2
Origin Time :2026-05-13 22:50:13.767 (UTC)
Location : Latitude: 44.079 N, Longitude: 7.306 E
Area :Alpi Marittime
Depth (km) :10.51
Distances (km) : 19.5 --- Entracque
23.3 --- Valdieri
24.4 --- Roaschia
25.5 --- Limone Piemonte
25.9 --- Vernante
26.4 --- Demonte
27.1 --- Aisone
27.7 --- Olivetta San Michele
27.7 --- Vinadio
27.8 --- Moiola
29.1 --- Robilante
29.5 --- Valloriate
29.7 --- Gaiola
29.8 --- Roccavione
30.3 --- Airole
31.1 --- Roccasparvera
31.2 --- Rittana
31.3 --- Rocchetta Nervina
31.7 --- Borgo San Dalmazzo
32.7 --- Pigna

Quality location estimate: Erh: 0.8 km, Erz: 1.1 km, Nf: 50, Gap: 88 °, 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.
TURFFR2026-05-13 22:50:18.0320.02000.600.322026-05-13 22:50:20.1700.04000.011.6917.0
STVGU2026-05-13 22:50:18.1830.01200.180.872026-05-13 22:50:20.6580.0701-0.271.2121.8
ENRGU2026-05-13 22:50:18.4500.01200.420.312026-05-13 22:50:21.0400.07120.051.5522.3
SAOFFR2026-05-13 22:50:19.3400.01400.330.272026-05-13 22:50:22.2500.0812-0.510.5824.9
MVIFFR2026-05-13 22:50:19.5800.02000.530.372026-05-13 22:50:22.7400.0862-0.261.2425.9
ISOFR2026-05-13 22:50:19.4000.01400.680.202026-05-13 22:50:22.0530.0842-0.161.5126.2
VINDIV2026-05-13 22:50:19.6260.02000.081.522026-05-13 22:50:23.1320.0400-0.350.9829.6
ESCAFR2026-05-13 22:50:20.2000.01600.490.382026-05-13 22:50:23.9100.0972-0.061.5830.2
MLIGIV2026-05-13 22:50:20.2440.0200-0.460.592026-05-13 22:50:24.2700.0400-1.340.0733.5
BURYGU2026-05-13 22:50:21.4500.0200-0.061.692026-05-13 22:50:26.2600.0400-0.750.3340.0
BRDIT2026-05-13 22:50:21.2840.0200-0.231.332026-05-13 22:50:26.8340.0400-0.121.5540.7
BIGNGU2026-05-13 22:50:21.8380.0200-0.051.692026-05-13 22:50:27.4720.1002-0.141.4543.2
GBOSGU2026-05-13 22:50:22.7000.02410.131.222026-05-13 22:50:28.3700.1444-0.131.3947.6
SNRMIT2026-05-13 22:50:22.8100.02000.091.442026-05-13 22:50:29.0110.0400-0.041.5349.0
PVTIT2026-05-13 22:50:23.1400.02000.051.562026-05-13 22:50:29.1010.0400-0.540.5850.6
PZZGU2026-05-13 22:50:23.2300.0261-0.261.232026-05-13 22:50:29.3390.1554-0.920.2851.3
IMIGU2026-05-13 22:50:23.2820.02000.021.642026-05-13 22:50:29.7500.1584-0.211.2651.8
SURFFR2026-05-13 22:50:24.9700.03110.131.252026-05-13 22:50:32.4400.1835-0.101.2860.4
ROROGU2026-05-13 22:50:24.9210.02000.071.452026-05-13 22:50:32.3400.0400-0.131.4261.7
PONCIV2026-05-13 22:50:25.5250.0200-0.101.602026-05-13 22:50:33.7120.0400-0.211.2966.1
BHBGU2026-05-13 22:50:27.3090.0200-0.840.292026-05-13 22:50:37.2050.0400-0.900.3084.9
QLNOIV2026-05-13 22:50:29.4120.0200-0.131.492026-05-13 22:50:39.4300.4148-1.050.3387.9
RRLGU2026-05-13 22:50:31.8400.0522-0.121.432026-05-13 22:50:43.7100.7399-0.970.43103.0
PCPGU2026-05-13 22:50:33.7300.05620.920.112026-05-13 22:50:47.1150.04000.990.13111.7


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth
TURF FRHH0.491.10e-117.0149
STV GUHH0.861.10e-121.85
SAOF FRHH0.404.48e-224.9117
ISO FRHH0.586.13e-226.2300
ESCA FRHH0.544.29e-230.2169
BURY GUHH0.492.21e-240.0149
BRD ITHN1.171.02e-140.7120
BIGN GUEH0.894.72e-243.2124
PVT ITHN1.034.77e-250.695
PZZ GUHH0.602.96e-251.3342
IMI GUHH1.005.70e-251.8112
RORO GUHH0.488.95e-361.786
PONC IVHH0.559.14e-366.1340
BHB GUHH0.676.24e-384.9358
QLNO IVHH0.737.26e-387.971
RRL GUHH0.773.71e-3103.0337
PCP GUHH0.906.71e-3111.762


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.
(°)
TURF FRHHZ4.2212e-66.3572e-74.0346e-71.2742e-76.2908e-81.2519e-51.9191e-61.0062e-71.6562e-817.0149
TURF FRHHN1.1482e-51.8334e-67.8714e-72.5080e-71.5936e-72.2299e-53.3071e-62.7285e-74.8627e-817.0149
TURF FRHHE1.0422e-51.7806e-66.8797e-71.8249e-71.0956e-72.4357e-52.8363e-61.8037e-73.5617e-817.0149
STV GUHHZ1.2810e-51.2479e-64.5721e-71.4079e-76.6532e-82.2557e-51.8191e-61.2281e-72.5296e-821.85
STV GUHHN2.0584e-51.9626e-66.9774e-71.8288e-79.6705e-82.0175e-53.2233e-61.8878e-74.4545e-821.85
STV GUHHE2.0809e-51.8875e-66.6667e-72.5200e-71.5545e-72.2120e-53.2896e-62.5736e-74.5042e-821.85
ENR GUHHZ5.0127e-54.6887e-61.0383e-63.3462e-71.8681e-73.2436e-54.8137e-63.7792e-79.3427e-822.328
ENR GUHHN1.8955e-41.4576e-52.7432e-68.7215e-74.9234e-72.0851e-41.0393e-59.6967e-72.6227e-722.328
ENR GUHHE2.0740e-41.7850e-54.2101e-61.6760e-61.0708e-62.2381e-41.7741e-51.9940e-63.8814e-722.328
SAOF FRHHZ3.3943e-67.5704e-73.8556e-71.3765e-75.4081e-88.5971e-62.0827e-67.7852e-81.5329e-824.9117
SAOF FRHHN4.5976e-67.0228e-73.5010e-71.5895e-77.8852e-81.2088e-51.4548e-61.0979e-71.7632e-824.9117
SAOF FRHHE4.3049e-67.2921e-74.2774e-71.1832e-76.7555e-81.1848e-52.5209e-61.0197e-71.4784e-824.9117
ISO FRHHZ5.7732e-66.1275e-72.3073e-75.8626e-83.1458e-86.9360e-61.0933e-65.2876e-81.1840e-826.2300
ISO FRHHN1.2067e-51.2436e-64.1502e-71.6886e-78.6718e-81.1748e-52.2877e-61.3257e-72.4051e-826.2300
ISO FRHHE7.8026e-66.8790e-71.8295e-76.6539e-83.0822e-87.7726e-67.0458e-75.0837e-81.1438e-826.2300
ESCA FRHHZ7.3741e-66.9818e-71.8846e-78.3074e-84.2401e-88.1130e-68.0720e-76.2170e-81.0304e-830.2169
ESCA FRHHN8.0324e-69.3784e-72.8576e-78.3020e-84.5932e-81.6364e-51.2108e-69.2025e-82.1688e-830.2169
ESCA FRHHE5.2086e-66.2382e-72.9559e-77.7679e-84.8065e-81.0137e-51.1133e-67.4115e-81.4043e-830.2169
BURY GUHHZ3.8122e-63.3338e-71.4090e-75.2767e-83.3958e-85.8562e-66.2353e-74.4324e-86.5802e-940.0149
BURY GUHHN2.8851e-63.2521e-71.5737e-77.7468e-84.4398e-85.2456e-65.3525e-77.4343e-88.1632e-940.0149
BURY GUHHE4.4671e-65.7480e-71.8157e-75.8018e-83.2613e-85.5707e-66.5080e-75.0892e-81.1241e-840.0149
BRD ITHNZ2.9283e-63.8665e-73.5043e-72.3888e-71.1066e-75.8421e-62.0314e-61.3131e-71.3306e-840.7120
BRD ITHNN3.9465e-67.0996e-77.3767e-74.9528e-75.6707e-75.7506e-65.7158e-61.1999e-63.9317e-840.7120
BRD ITHNE2.2593e-64.8704e-74.6454e-72.4016e-71.4552e-75.0739e-63.6295e-61.8425e-71.3456e-840.7120
BIGN GUEHZ3.4111e-63.5157e-71.7449e-74.5471e-82.5534e-83.6554e-65.7321e-74.6630e-81.0245e-843.2124
BIGN GUEHN5.4660e-66.7414e-74.0002e-71.3590e-76.7978e-88.1392e-61.9862e-69.4928e-81.7686e-843.2124
BIGN GUEHE6.8487e-67.9641e-73.0672e-71.2140e-76.0925e-88.3350e-61.3978e-68.8436e-81.7738e-843.2124
GBOS GUHHZ7.9665e-69.7209e-73.9942e-71.2549e-76.1541e-82.1231e-51.2943e-68.7213e-81.8301e-847.667
GBOS GUHHN6.6556e-69.5966e-74.6315e-71.5784e-76.7265e-81.3430e-51.6710e-61.0625e-72.2922e-847.667
GBOS GUHHE8.1934e-69.4860e-73.2880e-79.7375e-85.2785e-81.3051e-51.2261e-69.1140e-81.8323e-847.667
SNRM ITHNZ4.4070e-66.7588e-74.1270e-72.2264e-71.3454e-76.6642e-62.5368e-61.7488e-71.7552e-849.0126
SNRM ITHNN7.3016e-61.2002e-68.8992e-73.5903e-71.8725e-71.4536e-55.4562e-63.2158e-73.5324e-849.0126
SNRM ITHNE1.0939e-51.8651e-61.0863e-64.5690e-74.0826e-72.5049e-54.8086e-64.5706e-74.5560e-849.0126
PVT ITHNZ5.7944e-65.2062e-73.5234e-72.5313e-71.2341e-76.3707e-62.0847e-61.3743e-71.6415e-850.695
PVT ITHNN6.1186e-66.6527e-74.1067e-73.5597e-71.7053e-71.0085e-52.2406e-61.8859e-71.5693e-850.695
PVT ITHNE7.7491e-67.0913e-73.3291e-72.6372e-71.4905e-78.9216e-61.9243e-61.8938e-72.2355e-850.695
PZZ GUHHZ2.7027e-64.0739e-72.2612e-74.5383e-82.7781e-86.5831e-66.9705e-74.5550e-89.7550e-951.3342
PZZ GUHHN3.4989e-64.2404e-72.3452e-76.3300e-84.0370e-86.5563e-69.5856e-75.8231e-81.0037e-851.3342
PZZ GUHHE2.7033e-64.6597e-72.8883e-77.1795e-84.3720e-86.6982e-61.3352e-67.1251e-81.2177e-851.3342
IMI GUHHZ4.2474e-65.7838e-72.7009e-76.3316e-84.4607e-87.4101e-69.7429e-77.7015e-81.3444e-851.8112
IMI GUHHN7.5165e-61.3598e-64.5793e-71.3346e-77.3332e-81.0430e-51.9525e-61.3461e-72.8616e-851.8112
IMI GUHHE6.0031e-68.9233e-74.0118e-79.6503e-85.2856e-81.1278e-52.0573e-69.2661e-81.9523e-851.8112
RORO GUHHZ1.4423e-61.9019e-77.3813e-82.2477e-81.3347e-83.1573e-63.6761e-72.1717e-83.3791e-961.786
RORO GUHHN1.5070e-62.2282e-79.0332e-82.4871e-81.4443e-83.4601e-63.7716e-71.9133e-84.9985e-961.786
RORO GUHHE1.6355e-62.1585e-78.6060e-82.3714e-81.2760e-83.2826e-64.1544e-71.9081e-83.9089e-961.786
PONC IVHHZ2.4919e-62.2536e-76.1210e-81.7065e-81.0685e-83.2197e-62.6691e-72.0465e-84.6065e-966.1340
PONC IVHHN1.6526e-61.6581e-77.6150e-82.2566e-81.1565e-82.4208e-62.5964e-71.9367e-83.6996e-966.1340
PONC IVHHE1.0992e-61.3906e-76.6275e-81.6106e-88.8443e-91.7014e-62.6346e-71.7585e-83.4643e-966.1340
BHB GUHHZ6.7628e-79.9873e-84.0260e-81.4820e-88.7426e-91.6689e-61.4333e-71.5429e-82.0197e-984.9358
BHB GUHHN8.2380e-71.2056e-75.0773e-81.7503e-81.3939e-82.3571e-62.3430e-71.9973e-82.6248e-984.9358
BHB GUHHE9.6702e-71.1622e-74.4016e-81.6740e-81.1026e-82.9149e-61.4274e-71.5698e-82.2541e-984.9358
QLNO IVHHZ1.1402e-61.4254e-74.8045e-82.1208e-81.6699e-81.6008e-62.5857e-72.5422e-82.8077e-987.971
QLNO IVHHN1.3410e-61.4364e-77.9056e-82.0859e-81.4258e-83.3604e-63.6388e-72.2278e-83.0950e-987.971
QLNO IVHHE1.0025e-61.3117e-75.6343e-82.8266e-82.2890e-81.7658e-62.3209e-73.0200e-83.0494e-987.971
RRL GUHHZ3.6370e-74.1206e-81.5402e-81.0973e-88.8728e-94.3587e-77.5423e-81.0491e-81.0308e-9103.0337
RRL GUHHN2.8432e-73.9453e-83.3486e-81.6381e-81.2760e-88.5258e-71.9637e-71.9472e-81.2608e-9103.0337
RRL GUHHE2.4625e-73.3193e-82.4205e-81.2291e-81.0579e-87.0888e-71.0583e-71.4618e-81.0144e-9103.0337
PCP GUHHZ9.5905e-71.0628e-74.7998e-82.1213e-81.3608e-81.0581e-62.8674e-72.0438e-82.1408e-9111.762
PCP GUHHN6.7896e-78.4696e-84.5536e-82.4478e-81.7499e-89.6026e-72.6223e-73.1773e-82.0205e-9111.762
PCP GUHHE5.8707e-76.9550e-85.1761e-82.1516e-81.3885e-81.5133e-63.5921e-72.1601e-81.9887e-9111.762
*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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