MANUAL Location - Area: Cuneese-Valle Stura , magnitude (ML): 0.5
2026-09-27 22:42:55 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-09-28 10:18:21

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Earthquake info - Manual location
Event - ID :260927224230
Magnitude (ML) :0.5 +/- 0.2
Origin Time :2026-09-27 22:42:55.031 (UTC)
Location : Latitude: 44.508 N, Longitude: 7.381 E
Area :Cuneese-Valle Stura
Depth (km) :6.01
Distances (km) : 2.7 --- Villar San Costanzo
4.5 --- Roccabruna
4.6 --- Dronero
5.0 --- Valmala
5.8 --- Rossana
6.3 --- Venasca
7.3 --- Brossasco
7.6 --- Busca
7.7 --- Montemale di Cuneo
7.9 --- Melle
8.1 --- Cartignano
8.8 --- Piasco
9.0 --- Isasca
10.2 --- San Damiano Macra
10.5 --- Costigliole Saluzzo
10.6 --- Valgrana
10.6 --- Caraglio
10.6 --- Brondello
11.1 --- Frassino
11.8 --- Monterosso Grana

Quality location estimate: Erh: 0.9 km, Erz: 1.5 km, Nf: 36, Gap: 102 °, Rms: 0.29


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.
PZZGU2026-09-27 22:42:59.6100.01700.210.952026-09-27 22:43:02.4900.06810.001.5022.3
VINDIV2026-09-27 22:43:00.1550.0200-0.191.282026-09-27 22:43:03.4640.0400-0.580.7428.0
STVGU2026-09-27 22:43:00.6500.02110.001.472026-09-27 22:43:04.2900.0932-0.241.2830.3
ENRGU2026-09-27 22:43:00.9600.02710.111.362026-09-27 22:43:04.8400.0982-0.051.4831.9
PONCIV2026-09-27 22:43:01.5870.02000.570.012026-09-27 22:43:04.7560.0400-0.480.9332.1
BHBGU2026-09-27 22:43:01.6900.0251-0.101.452026-09-27 22:43:05.8600.1153-0.490.9338.1
ISOFR2026-09-27 22:43:03.3690.02000.210.982026-09-27 22:43:08.4700.1935-0.221.2845.1
GBOSGU2026-09-27 22:43:03.6600.03110.181.122026-09-27 22:43:09.2600.14440.041.3147.4
TURFFR2026-09-27 22:43:05.5280.0200-0.271.212026-09-27 22:43:12.4320.0400-0.970.3259.5
SAOFFR2026-09-27 22:43:05.9060.02000.081.412026-09-27 22:43:12.8500.1985-0.540.8659.8
MGROGU2026-09-27 22:43:05.8170.0200-0.470.952026-09-27 22:43:13.0800.0400-1.130.2762.4
MLIGIV2026-09-27 22:43:05.9360.0200-0.540.842026-09-27 22:43:12.8850.0400-1.680.0762.8
RRLGU2026-09-27 22:43:06.2800.0341-0.321.152026-09-27 22:43:13.5700.1985-1.140.3066.0
ROROGU2026-09-27 22:43:07.3160.0200-0.021.492026-09-27 22:43:15.3600.2346-0.321.1270.3
ESCAFR2026-09-27 22:43:08.5530.02000.121.272026-09-27 22:43:16.5580.0400-1.230.2575.5
IMIGU2026-09-27 22:43:08.4810.0200-0.181.372026-09-27 22:43:18.0000.2366-0.321.1078.2
QLNOIV2026-09-27 22:43:09.1760.0200-0.131.432026-09-27 22:43:18.0900.3828-1.240.3279.6
PCPGU2026-09-27 22:43:11.0510.02000.061.372026-09-27 22:43:21.6400.2787-0.570.8392.6


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
PZZ GUHH0.481.12e-122.3270
STV GUHH0.704.11e-230.3189
PONC IVHH0.362.52e-232.1295
BHB GUHH0.301.44e-238.1346
GBOS GUHH0.982.49e-247.4129
TURF FRHH0.154.53e-359.5179
RRL GUHH0.222.90e-366.0315
RORO GUHH0.517.20e-370.3129
ESCA FRHH0.192.96e-375.5180
IMI GUHH0.588.99e-378.2148
QLNO IVHH0.525.60e-379.6105
PCP GUHH0.564.73e-392.687


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.
(°)
PZZ GUHHZ1.3655e-52.1087e-61.1164e-62.9106e-71.7272e-72.7647e-56.0683e-62.6239e-74.1924e-822.3270
PZZ GUHHN1.6657e-51.8820e-69.1023e-73.6628e-71.4198e-71.8534e-56.5103e-62.0252e-73.7519e-822.3270
PZZ GUHHE1.1217e-51.5624e-68.9721e-72.4164e-71.2896e-73.9393e-53.9781e-62.1498e-74.1702e-822.3270
STV GUHHZ5.5922e-65.6935e-71.5654e-74.2812e-82.4289e-88.0003e-66.2870e-74.5514e-89.5622e-930.3189
STV GUHHN4.3679e-64.7145e-71.1039e-73.0397e-81.4754e-85.9959e-65.7997e-72.9374e-87.9552e-930.3189
STV GUHHE6.8985e-66.7393e-72.8810e-79.8896e-85.6200e-81.2027e-51.3526e-69.1451e-81.5407e-830.3189
ENR GUHHZ1.7095e-51.7682e-65.2538e-71.5729e-78.2898e-81.9315e-52.3807e-61.4502e-73.0405e-831.9174
ENR GUHHN4.2997e-53.2721e-65.7565e-72.2008e-71.3202e-73.2122e-52.2021e-62.6560e-76.1134e-831.9174
ENR GUHHE4.4870e-55.5940e-61.3293e-64.2076e-72.7571e-76.6831e-55.0713e-64.9045e-79.6309e-831.9174
PONC IVHHZ5.8775e-65.7658e-71.5216e-75.5157e-82.9672e-85.4010e-67.0874e-75.1865e-81.3347e-832.1295
PONC IVHHN7.1051e-68.4261e-71.5494e-74.1532e-82.5272e-89.4005e-65.9927e-76.1770e-81.5591e-832.1295
PONC IVHHE3.0650e-63.5591e-71.4656e-75.7124e-83.5020e-85.0222e-66.4064e-75.7879e-89.1813e-932.1295
BHB GUHHZ1.7593e-62.5314e-71.0242e-72.6817e-83.3230e-87.1153e-64.0268e-77.5674e-85.7561e-938.1346
BHB GUHHN2.3147e-63.5435e-71.2866e-72.9685e-82.5007e-85.8110e-64.8598e-75.8594e-87.5282e-938.1346
BHB GUHHE2.9820e-63.6612e-71.0319e-73.0684e-82.2237e-84.6537e-63.9115e-75.2978e-87.3760e-938.1346
ISO FRHHZ8.6582e-71.0392e-74.4688e-81.1872e-86.5067e-91.1099e-61.9416e-71.0228e-82.0076e-945.1216
ISO FRHHN1.2255e-61.0414e-73.7536e-81.1876e-86.5629e-91.5030e-61.5996e-78.6695e-92.1544e-945.1216
ISO FRHHE1.0267e-61.0419e-73.4332e-89.6257e-95.8582e-91.7138e-61.3380e-79.3798e-92.0267e-945.1216
GBOS GUHHZ2.8046e-64.2472e-72.0514e-74.7479e-82.9465e-87.2764e-61.1801e-65.1062e-88.8856e-947.4129
GBOS GUHHN2.6599e-63.0090e-71.9261e-77.1319e-83.9712e-85.2029e-68.4360e-75.9118e-88.6295e-947.4129
GBOS GUHHE2.7950e-63.4305e-71.7930e-74.7614e-82.4926e-88.4616e-69.3365e-73.7213e-87.0310e-947.4129
TURF FRHHZ3.3466e-74.1032e-82.0364e-89.6320e-97.4189e-94.9407e-71.4371e-71.1259e-81.1574e-959.5179
TURF FRHHN3.9763e-77.6545e-83.3379e-81.0906e-87.7578e-91.0852e-61.9433e-71.2182e-81.8271e-959.5179
TURF FRHHE2.7359e-74.5566e-82.9893e-81.0767e-87.9520e-98.0825e-72.1852e-71.0792e-81.0951e-959.5179
SAOF FRHHZ2.9333e-74.0489e-82.0319e-89.2163e-96.0007e-94.9245e-71.2932e-78.1010e-99.5499e-1059.8166
SAOF FRHHN2.8335e-75.4205e-82.5435e-81.0318e-88.2802e-99.2562e-78.4045e-81.3920e-81.2215e-959.8166
SAOF FRHHE3.1129e-74.5792e-82.8634e-81.2324e-86.4692e-96.8954e-71.6413e-78.4091e-91.2285e-959.8166
MGRO GUHHZ2.5542e-73.8860e-82.2449e-81.4893e-87.7792e-94.5157e-71.2118e-78.5040e-98.5912e-1062.4147
MGRO GUHHN4.2194e-75.8445e-83.3777e-81.4535e-87.6823e-98.1797e-71.5100e-71.1190e-81.2710e-962.4147
MGRO GUHHE3.5301e-76.3844e-83.0551e-81.2951e-88.3764e-96.5912e-71.1348e-71.2139e-81.3923e-962.4147
RRL GUHHZ4.0861e-75.7462e-81.2959e-86.3844e-94.4818e-96.1384e-75.9463e-88.2039e-98.4523e-1066.0315
RRL GUHHN2.8746e-74.5535e-82.4224e-88.4885e-95.6486e-99.8021e-71.3012e-79.5811e-91.3579e-966.0315
RRL GUHHE2.0933e-73.3164e-82.6190e-89.5975e-95.7698e-95.5078e-71.1949e-71.0044e-81.1855e-966.0315
RORO GUHHZ7.3447e-71.0342e-75.1339e-81.5727e-88.6634e-92.3222e-62.0385e-71.3041e-82.1984e-970.3129
RORO GUHHN6.2236e-79.5106e-85.2657e-81.3725e-88.9095e-91.7321e-62.2534e-71.1797e-82.2576e-970.3129
RORO GUHHE8.0833e-71.1110e-76.0848e-81.5782e-88.7150e-91.5803e-62.3027e-71.5580e-82.7589e-970.3129
ESCA FRHHZ2.5945e-73.0454e-81.4266e-87.0356e-94.3947e-94.7883e-74.8948e-85.6974e-97.7243e-1075.5180
ESCA FRHHN3.8661e-75.9889e-82.1232e-89.3111e-97.5013e-97.7153e-77.3759e-89.8461e-91.4058e-975.5180
ESCA FRHHE2.1911e-74.0688e-82.3928e-89.7452e-95.4640e-97.4019e-71.7151e-79.0961e-98.1205e-1075.5180
IMI GUHHZ4.5396e-77.0497e-84.2484e-81.9875e-81.0368e-89.2159e-72.1329e-71.8218e-81.5924e-978.2148
IMI GUHHN1.6057e-61.5766e-78.9945e-82.7923e-81.8357e-83.1717e-63.8456e-72.7262e-83.6001e-978.2148
IMI GUHHE9.0473e-71.0429e-75.8054e-82.0523e-81.0701e-81.2009e-63.7175e-71.6383e-82.0926e-978.2148
QLNO IVHHZ3.3685e-74.5017e-82.6473e-81.4327e-89.5292e-99.4768e-71.7395e-71.6373e-81.2867e-979.6105
QLNO IVHHN9.0024e-79.6830e-83.2517e-81.8617e-81.0521e-81.1167e-61.5997e-71.5601e-81.9270e-979.6105
QLNO IVHHE7.5220e-71.1275e-75.0324e-82.0414e-89.8829e-91.7374e-62.0335e-71.3608e-82.2305e-979.6105
PCP GUHHZ3.2546e-76.1934e-84.1941e-81.7859e-89.4075e-91.1765e-62.4087e-71.5453e-81.5575e-992.687
PCP GUHHN4.6229e-78.3560e-84.5109e-81.2676e-87.6328e-91.3425e-61.9659e-71.0898e-81.8861e-992.687
PCP GUHHE4.4619e-78.4236e-84.7601e-81.6121e-89.0220e-91.0992e-62.6462e-71.2731e-82.0978e-992.687
*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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