MANUAL Location - Area: Alpi Marittime , magnitude (ML): 0.7
2020-07-03 11:46:23 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2020-07-06 08:00:54

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Earthquake info - Manual location
Event - ID :200703114501
Magnitude (ML) :0.7 +/- 0.2
Origin Time :2020-07-03 11:46:23.862 (UTC)
Location : Latitude: 44.300 N, Longitude: 7.412 E
Area :Alpi Marittime
Depth (km) :7.74
Distances (km) : 2.6 --- Valdieri
3.0 --- Moiola
4.1 --- Gaiola
4.7 --- Roaschia
5.2 --- Roccasparvera
5.4 --- Valloriate
5.8 --- Roccavione
5.9 --- Rittana
6.6 --- Entracque
7.0 --- Borgo San Dalmazzo
7.9 --- Robilante
8.2 --- Vignolo
9.4 --- Demonte
9.8 --- Bernezzo
10.4 --- Cervasca
11.4 --- Vernante
11.6 --- Boves
12.8 --- Valgrana
13.2 --- Caraglio
13.6 --- Cuneo

Quality location estimate: Erh: 1 km, Erz: 0.8 km, Nf: 26, Gap: 111 °, 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.
ENRGU2020-07-03 11:46:26.4210.01000.171.172020-07-03 11:46:27.8940.0401-0.001.7011.8
STVGU2020-07-03 11:46:26.5020.04320.101.552020-07-03 11:46:28.0800.0411-0.071.4612.6
ISOFR2020-07-03 11:46:30.2790.02000.230.812020-07-03 11:46:33.8730.1183-0.360.7532.7
PZZGU2020-07-03 11:46:30.4700.01900.011.712020-07-03 11:46:34.7500.1053-0.360.7534.2
GBOSGU2020-07-03 11:46:30.6500.02810.141.392020-07-03 11:46:34.9800.1123-0.011.4335.7
TURFFR2020-07-03 11:46:31.0500.02000.021.702020-07-03 11:46:35.2210.2486-0.900.4436.9
SAOFFR2020-07-03 11:46:31.0710.0200-0.051.552020-07-03 11:46:35.1900.1133-1.020.4137.6
MGROGU2020-07-03 11:46:31.7300.0251-0.420.642020-07-03 11:46:37.0400.1334-0.980.4243.6
MVIFFR2020-07-03 11:46:33.1660.0602-0.180.992020-07-03 11:46:38.9260.1002-1.270.2150.0
ESCAFR2020-07-03 11:46:33.9010.02000.131.402020-07-03 11:46:39.9700.1975-0.720.5253.4
ROROGU2020-07-03 11:46:34.0370.0200-0.061.472020-07-03 11:46:41.2900.17450.151.0356.7
IMIGU2020-07-03 11:46:33.3270.0200-0.980.422020-07-03 11:46:41.2500.1775-0.460.7258.5
BHBGU2020-07-03 11:46:33.8600.0874-0.480.612020-07-03 11:46:41.0510.3177-0.490.7561.2


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
STV GUHH0.702.04e-112.6229
PZZ GUHH0.738.90e-234.2314
GBOS GUHH0.682.20e-235.7101
SAOF FRHH0.381.92e-237.6162
MGRO GUHH0.391.46e-243.6132
IMI GUHH1.014.59e-258.5138
BHB GUHH0.681.32e-261.2349


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.
(°)
ENR GUHHZ1.4460e-41.0606e-51.0269e-63.7892e-72.3975e-77.8923e-54.4567e-66.5548e-71.9895e-711.8176
ENR GUHHN4.8614e-42.7045e-52.7262e-61.0026e-66.1917e-71.1416e-41.1301e-51.7199e-65.1827e-711.8176
ENR GUHHE7.4518e-44.8923e-54.8636e-61.6966e-61.0730e-62.5132e-42.0985e-53.1743e-61.0072e-611.8176
STV GUHHZ3.3382e-52.6536e-64.2598e-71.1912e-76.0208e-81.4869e-51.9466e-61.4514e-74.1799e-812.6229
STV GUHHN6.1861e-55.9233e-61.0426e-63.6889e-72.5232e-74.6341e-54.3492e-65.2445e-71.2046e-712.6229
STV GUHHE5.6060e-56.4744e-61.2704e-64.6026e-72.8890e-76.2236e-54.7310e-65.7731e-71.2794e-712.6229
ISO FRHHZ2.5386e-62.2332e-79.1504e-83.1697e-81.8147e-83.2238e-63.8195e-73.2667e-84.8867e-932.7246
ISO FRHHN3.4744e-63.3923e-79.2154e-82.8171e-81.7318e-86.1799e-63.8409e-73.4924e-87.7440e-932.7246
ISO FRHHE2.6441e-62.7353e-78.5003e-82.4491e-81.2350e-85.7159e-64.6659e-72.1840e-85.5104e-932.7246
PZZ GUHHZ7.8830e-61.5648e-69.3479e-72.8290e-71.3582e-72.3560e-53.8625e-62.0226e-73.8516e-834.2314
PZZ GUHHN7.3864e-61.5905e-67.7733e-72.8692e-71.2942e-72.0772e-53.4624e-62.0693e-73.4873e-834.2314
PZZ GUHHE6.7557e-69.0696e-75.8017e-71.6280e-78.9049e-81.5029e-52.2983e-61.3135e-72.2839e-834.2314
GBOS GUHHZ2.7207e-63.3397e-71.6996e-74.0500e-82.1261e-84.6179e-65.9122e-73.4166e-87.7270e-935.7101
GBOS GUHHN3.6260e-65.3631e-71.9208e-75.4649e-82.9729e-84.8330e-67.5728e-74.6465e-89.9840e-935.7101
GBOS GUHHE2.8470e-62.6427e-71.8655e-75.5695e-83.0957e-83.2975e-68.2039e-74.6136e-87.9594e-935.7101
SAOF FRHHZ2.4572e-62.4323e-71.2316e-75.5361e-82.6122e-83.5559e-66.2244e-73.8291e-86.1981e-937.6162
SAOF FRHHN4.1048e-64.4015e-71.4985e-75.8189e-82.5226e-83.6355e-67.8471e-74.1141e-87.4656e-937.6162
SAOF FRHHE3.5014e-63.3279e-71.6530e-75.3977e-82.6333e-83.5839e-68.0021e-74.3701e-87.1964e-937.6162
MGRO GUHHZ2.4639e-62.3418e-76.3862e-84.1893e-81.7015e-81.5425e-62.6906e-72.1973e-83.3299e-943.6132
MGRO GUHHN1.8045e-62.0210e-71.0342e-75.3069e-82.4588e-83.9039e-65.5007e-73.4398e-84.4388e-943.6132
MGRO GUHHE1.6953e-62.4059e-71.2255e-74.4581e-82.6933e-85.0364e-65.3247e-73.8926e-85.6333e-943.6132
RORO GUHHZ4.4219e-64.1442e-78.3726e-82.5445e-81.5432e-82.6453e-63.2289e-72.5726e-85.7078e-956.7112
RORO GUHHN3.7590e-62.5934e-78.4632e-82.0667e-81.4058e-83.3627e-63.6677e-72.0825e-85.0954e-956.7112
RORO GUHHE1.3495e-51.0608e-64.2720e-74.5561e-72.5704e-75.4132e-62.0175e-63.4835e-72.6617e-856.7112
IMI GUHHZ3.1048e-62.7672e-71.0941e-73.3554e-82.3490e-84.3572e-64.2517e-74.7204e-86.0126e-958.5138
IMI GUHHN1.1710e-51.3025e-63.6716e-79.5441e-85.0595e-89.0940e-61.4162e-69.0747e-82.6129e-858.5138
IMI GUHHE5.5632e-66.0727e-72.7821e-76.4318e-83.9846e-81.1022e-59.1350e-76.4783e-81.3523e-858.5138
BHB GUHHZ1.6698e-61.9636e-79.1169e-82.1389e-81.4080e-85.2564e-62.8088e-72.2519e-84.3395e-961.2349
BHB GUHHN2.4624e-62.6957e-71.2960e-72.9354e-81.6935e-85.8128e-63.9989e-72.8709e-86.0431e-961.2349
BHB GUHHE2.5126e-63.2871e-71.0224e-72.9441e-81.5273e-86.0783e-63.7503e-72.9280e-86.5095e-961.2349
*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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