MANUAL Location - Area: Alpi Cozie , magnitude (ML): 0.4
2020-07-01 09:26:05 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2020-07-01 10:43:03

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Earthquake info - Manual location
Event - ID :200701092538
Magnitude (ML) :0.4 +/- 0.2
Origin Time :2020-07-01 09:26:05.337 (UTC)
Location : Latitude: 44.482 N, Longitude: 7.046 E
Area :Alpi Cozie
Depth (km) :5.40
Distances (km) : 0.8 --- Prazzo
4.0 --- Canosio
4.5 --- Acceglio
4.5 --- Marmora
7.0 --- Stroppo
7.4 --- Elva
10.6 --- Celle di Macra
10.7 --- Macra
11.3 --- Bellino
12.2 --- Casteldelfino
12.8 --- Argentera
15.3 --- Pietraporzio
15.4 --- Castelmagno
15.7 --- Sampeyre
15.8 --- Pontechianale
16.0 --- Sambuco
16.6 --- San Damiano Macra
19.1 --- Cartignano
19.8 --- Pradleves
20.7 --- Frassino

Quality location estimate: Erh: 0.9 km, Erz: 0.6 km, Nf: 18, Gap: 89 °, Rms: 0.25


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.
PZZGU2020-07-01 09:26:07.6000.0120-0.001.862020-07-01 09:26:08.5050.0400-0.760.419.2
SURFFR2020-07-01 09:26:09.8900.01900.440.432020-07-01 09:26:12.5050.04000.011.7219.3
ISOFR2020-07-01 09:26:12.1180.02000.430.452020-07-01 09:26:16.0130.0400-0.001.5333.7
ENRGU2020-07-01 09:26:12.8130.0200-0.051.562020-07-01 09:26:17.3190.0400-0.760.4141.3
BHBGU2020-07-01 09:26:13.4000.02000.041.662020-07-01 09:26:19.0400.16750.101.0943.3
RRLGU2020-07-01 09:26:15.3270.0200-0.031.562020-07-01 09:26:21.9880.0400-0.480.2753.4
TURFFR2020-07-01 09:26:17.1170.02000.111.272020-07-01 09:26:24.3500.0400-0.900.3262.9
SAOFFR2020-07-01 09:26:17.9280.0200-0.021.432020-07-01 09:26:25.7600.0400-0.990.2568.6
RSPGU2020-07-01 09:26:19.0700.08030.220.882020-07-01 09:26:28.2060.0400-0.140.9176.3


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
PZZ GUHH0.444.88e-19.263
ISO FRHH0.462.88e-233.7179
ENR GUHH0.352.08e-241.3133
BHB GUHH0.301.12e-243.324
RRL GUHH0.467.83e-353.4338
SAOF FRHH0.082.82e-368.6144
RSP GUHH0.618.13e-376.313


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 GUHHZ7.5787e-58.6840e-62.5329e-67.7658e-73.4796e-77.5140e-51.2671e-55.6111e-71.5338e-79.263
PZZ GUHHN8.5599e-51.0688e-52.7587e-61.0824e-65.3056e-71.3483e-49.5306e-69.1604e-71.9684e-79.263
PZZ GUHHE9.9684e-59.8171e-63.4372e-61.3777e-67.8088e-79.7539e-51.4541e-51.3181e-62.5075e-79.263
ISO FRHHZ2.1234e-63.4633e-71.7137e-74.0219e-83.1126e-85.7818e-65.4813e-75.1351e-87.2664e-933.7179
ISO FRHHN2.4023e-62.7150e-79.1859e-82.3470e-81.2774e-82.7802e-63.2866e-72.1965e-85.4379e-933.7179
ISO FRHHE4.3295e-65.2560e-72.0053e-76.2230e-83.9041e-81.0545e-58.4812e-76.7393e-81.2235e-833.7179
ENR GUHHZ3.7662e-63.6843e-76.3402e-82.3943e-81.2631e-83.3703e-62.5700e-72.1755e-86.5575e-941.3133
ENR GUHHN7.6558e-66.4543e-71.0500e-73.5381e-82.0512e-89.4023e-64.4776e-74.8380e-81.2551e-841.3133
ENR GUHHE9.1610e-68.1186e-71.1845e-73.0523e-81.9444e-88.1964e-64.4678e-74.8833e-81.3870e-841.3133
BHB GUHHZ1.9332e-63.0679e-71.1335e-73.0709e-82.5608e-86.0442e-65.3973e-75.2752e-85.9466e-943.324
BHB GUHHN1.6227e-61.8361e-79.5874e-83.1146e-81.5990e-82.5158e-64.5546e-72.9298e-83.7364e-943.324
BHB GUHHE1.7925e-61.8837e-79.4087e-82.4444e-81.5165e-84.9433e-63.6653e-72.9275e-84.2182e-943.324
RRL GUHHZ6.2324e-76.6722e-83.6531e-81.8811e-89.2114e-91.0498e-61.8153e-71.2488e-81.7040e-953.4338
RRL GUHHN6.8734e-79.4423e-87.7540e-82.9048e-81.3462e-81.4093e-64.3343e-71.8339e-82.4420e-953.4338
RRL GUHHE6.9469e-71.0219e-76.9751e-83.3632e-81.4405e-81.4570e-62.6681e-72.0473e-82.2474e-953.4338
SAOF FRHHZ2.3019e-73.4763e-82.5806e-81.2821e-87.9855e-96.2197e-71.5296e-71.2213e-81.0147e-968.6144
SAOF FRHHN2.5819e-73.7243e-82.7337e-81.7944e-81.1432e-88.0287e-71.4192e-71.6256e-81.1171e-968.6144
SAOF FRHHE2.1162e-73.1921e-82.1271e-81.2806e-89.8696e-97.1246e-71.2588e-71.4128e-89.7039e-1068.6144
RSP GUHHZ6.9619e-79.3265e-84.4349e-82.0152e-81.0514e-81.5813e-62.1653e-71.5547e-81.8107e-976.313
RSP GUHHN1.0506e-61.2602e-77.4914e-83.4244e-82.0855e-82.0480e-63.5180e-73.7318e-83.9648e-976.313
RSP GUHHE1.0495e-61.3426e-77.2941e-82.7246e-81.2528e-82.3963e-63.3626e-71.6847e-82.6857e-976.313
*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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