MANUAL Location - Area: Alpi Cozie , magnitude (ML): 0.6
2021-04-10 16:04:40 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2021-04-12 08:14:18

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Earthquake info - Manual location
Event - ID :210410160351
Magnitude (ML) :0.6 +/- 0.2
Origin Time :2021-04-10 16:04:40.57 (UTC)
Location : Latitude: 44.363 N, Longitude: 7.304 E
Area :Alpi Cozie
Depth (km) :10.95
Distances (km) : 5.2 --- Demonte
5.4 --- Monterosso Grana
6.1 --- Valloriate
6.6 --- Pradleves
7.7 --- Rittana
8.2 --- Valgrana
8.2 --- Moiola
8.6 --- Aisone
8.7 --- Gaiola
9.0 --- Castelmagno
10.1 --- Montemale di Cuneo
10.8 --- Bernezzo
11.1 --- Roccasparvera
11.6 --- Caraglio
11.9 --- Vinadio
11.9 --- Valdieri
12.6 --- Dronero
12.9 --- Cartignano
13.2 --- Roccabruna
13.3 --- Vignolo

Quality location estimate: Erh: 0.8 km, Erz: 1.2 km, Nf: 30, Gap: 82 °, 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.
STVGU2021-04-10 16:04:44.1500.01000.261.112021-04-10 16:04:46.0700.0531-0.101.3717.7
ENRGU2021-04-10 16:04:44.6940.02000.231.202021-04-10 16:04:47.1800.04000.031.5521.2
PZZGU2021-04-10 16:04:45.7800.01400.261.122021-04-10 16:04:49.0200.0842-0.021.5025.1
ISOFR2021-04-10 16:04:46.5060.01500.280.992021-04-10 16:04:49.7080.1183-0.320.7530.7
SURFFR2021-04-10 16:04:48.4900.0221-0.071.472021-04-10 16:04:54.0300.1324-0.290.8842.5
TURFFR2021-04-10 16:04:49.0540.02000.031.542021-04-10 16:04:54.1770.1303-0.870.2745.0
GBOSGU2021-04-10 16:04:49.0180.02000.121.382021-04-10 16:04:54.6300.14140.051.3346.3
SAOFFR2021-04-10 16:04:49.5360.02000.041.522021-04-10 16:04:54.6490.0400-1.120.2147.8
BHBGU2021-04-10 16:04:49.7370.0200-0.061.492021-04-10 16:04:55.7380.0400-0.460.5253.8
MVIFFR2021-04-10 16:04:50.7850.02000.061.502021-04-10 16:04:56.7520.1002-1.330.1354.3
ESCAFR2021-04-10 16:04:51.5050.0200-0.191.072021-04-10 16:04:58.4910.1002-1.030.2461.0
ROROGU2021-04-10 16:04:52.1900.0874-0.290.822021-04-10 16:05:00.1010.3768-0.680.5167.7
IMIGU2021-04-10 16:04:52.7400.0351-0.041.462021-04-10 16:05:00.8970.1002-0.550.4869.8
RRLGU2021-04-10 16:04:54.0070.02000.131.362021-04-10 16:05:02.7470.0400-0.570.4675.3
PCPGU2021-04-10 16:04:57.7200.1577-0.041.242021-04-10 16:05:10.4900.32770.490.51101.2


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
STV GUHH1.012.29e-117.7172
ENR GUHH0.952.90e-121.2148
PZZ GUHH0.458.32e-225.1317
ISO FRHH0.433.23e-230.7226
GBOS GUHH0.872.02e-246.3107
SAOF FRHH0.391.23e-247.8155
BHB GUHH0.337.61e-353.8357
RORO GUHH0.528.58e-367.7114
IMI GUHH0.832.07e-269.8137
RRL GUHH0.514.22e-375.3327
PCP GUHH0.735.72e-3101.278


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.
(°)
STV GUHHZ5.3764e-54.6474e-67.9026e-72.5120e-71.3831e-73.3994e-53.7499e-63.2116e-78.3930e-817.7172
STV GUHHN7.5472e-57.5039e-61.0653e-64.2517e-72.7792e-75.9609e-54.2893e-65.7418e-71.2142e-717.7172
STV GUHHE3.5904e-55.3470e-61.4229e-65.6551e-73.5937e-75.4516e-55.6240e-66.5334e-71.2654e-717.7172
ENR GUHHZ3.9761e-52.7845e-64.6119e-71.3362e-77.1774e-82.4402e-51.5246e-61.9399e-75.7616e-821.2148
ENR GUHHN7.8390e-55.9386e-68.5198e-72.4054e-71.6559e-76.6943e-53.0740e-64.0157e-71.0957e-721.2148
ENR GUHHE1.4212e-41.2562e-51.1771e-63.9669e-72.5812e-77.4638e-55.6396e-67.5212e-72.0747e-721.2148
PZZ GUHHZ9.9880e-61.6356e-68.6710e-72.2181e-71.3895e-71.9869e-52.6857e-62.3921e-73.9238e-825.1317
PZZ GUHHN1.0120e-51.2136e-64.6662e-71.8522e-79.9928e-81.4737e-51.8278e-61.6854e-73.1638e-825.1317
PZZ GUHHE8.9208e-61.3778e-66.3920e-71.7473e-79.8572e-81.3470e-52.0094e-61.6666e-73.4017e-825.1317
ISO FRHHZ1.2761e-51.3121e-61.9446e-76.0403e-83.1930e-84.0120e-67.6283e-75.6691e-81.1133e-830.7226
ISO FRHHN5.0266e-64.2608e-71.1236e-73.5698e-82.0334e-87.1569e-65.0683e-73.6165e-88.2782e-930.7226
ISO FRHHE7.0112e-69.8106e-72.1948e-77.2277e-84.2011e-81.1115e-57.8704e-79.1824e-81.9628e-830.7226
GBOS GUHHZ1.3996e-62.1641e-71.1780e-74.9766e-82.6133e-86.0779e-64.7414e-74.1363e-85.6161e-946.3107
GBOS GUHHN1.4130e-62.3641e-71.5181e-76.7701e-83.6161e-84.9824e-67.4228e-74.9600e-87.0523e-946.3107
GBOS GUHHE2.0984e-63.7106e-71.8508e-78.0882e-83.7080e-81.0808e-58.4924e-75.8928e-89.2025e-946.3107
SAOF FRHHZ9.5318e-71.5850e-71.2555e-74.1915e-82.5379e-81.0762e-67.8615e-73.8697e-85.1864e-947.8155
SAOF FRHHN1.0077e-61.7142e-71.0118e-75.0470e-83.4556e-81.7321e-65.6393e-74.6940e-84.2503e-947.8155
SAOF FRHHE1.5041e-61.6946e-71.0918e-74.4089e-82.2306e-82.0551e-67.1492e-73.5976e-83.5620e-947.8155
BHB GUHHZ1.6771e-62.1803e-76.4186e-82.3103e-82.0380e-83.1188e-63.0385e-74.4246e-85.2537e-953.8357
BHB GUHHN1.1619e-61.5133e-76.4591e-82.1939e-81.4646e-82.4832e-63.6663e-73.0490e-83.0739e-953.8357
BHB GUHHE1.5065e-61.4702e-76.1954e-82.2500e-81.8049e-82.5171e-63.5111e-74.3432e-83.4474e-953.8357
RORO GUHHZ9.9745e-71.6242e-77.8359e-85.1052e-87.0208e-83.3055e-62.5791e-71.0481e-71.1952e-867.7114
RORO GUHHN9.3833e-71.4430e-77.9244e-82.6567e-81.6166e-82.2015e-63.9535e-72.6647e-83.9510e-967.7114
RORO GUHHE1.1467e-61.5382e-78.1205e-83.7629e-82.7015e-82.8353e-63.3424e-73.9541e-84.3611e-967.7114
IMI GUHHZ1.4490e-61.6198e-76.7452e-83.2071e-83.3215e-83.7829e-62.8009e-74.3463e-83.5362e-969.8137
IMI GUHHN2.6909e-63.7715e-71.7236e-77.9765e-83.9407e-87.6275e-65.1376e-75.1935e-89.5181e-969.8137
IMI GUHHE2.3065e-63.2509e-71.2135e-74.2136e-82.8462e-85.1319e-66.7372e-74.1873e-87.8760e-969.8137
RRL GUHHZ1.9830e-73.6924e-82.0141e-81.3918e-89.6165e-94.8660e-71.1925e-71.4555e-81.1309e-975.3327
RRL GUHHN2.7507e-74.5275e-83.4422e-81.8432e-81.3553e-87.4979e-71.3352e-71.9604e-81.6713e-975.3327
RRL GUHHE3.0430e-74.3124e-83.0298e-81.6922e-81.0877e-89.1994e-71.2952e-71.5780e-81.7976e-975.3327
PCP GUHHZ2.3644e-73.9058e-83.0660e-82.6042e-82.6806e-88.4309e-71.2199e-74.4627e-82.0761e-9101.278
PCP GUHHN3.8891e-75.5018e-83.1506e-82.1552e-82.2172e-81.0753e-61.8357e-73.8074e-82.4409e-9101.278
PCP GUHHE4.2003e-75.6230e-83.6099e-82.5437e-83.1165e-88.8946e-71.5758e-74.7995e-83.0501e-9101.278
*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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