MANUAL Location - Area: Alpi Graie , magnitude (ML): 1.0
2021-04-14 15:23:11 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2021-04-15 06:39:32

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Earthquake info - Manual location
Event - ID :210414152248
Magnitude (ML) :1.0 +/- 0.2
Origin Time :2021-04-14 15:23:11.867 (UTC)
Location : Latitude: 45.389 N, Longitude: 7.471 E
Area :Alpi Graie
Depth (km) :6.01
Distances (km) : 3.3 --- Locana
5.5 --- Ribordone
6.6 --- Sparone
8.6 --- Cantoira
8.8 --- Alpette
9.6 --- Coassolo Torinese
9.6 --- Corio
9.8 --- Monastero di Lanzo
9.8 --- Canischio
10.3 --- Forno Canavese
10.4 --- Chialamberto
10.4 --- Ceres
10.6 --- Pratiglione
10.8 --- Pont-Canavese
11.6 --- San Colombano Belmonte
11.6 --- Prascorsano
11.8 --- Ingria
11.9 --- Mezzenile
12.0 --- Frassinetto
12.1 --- Rocca Canavese

Quality location estimate: Erh: 0.9 km, Erz: 1.2 km, Nf: 30, Gap: 138 °, 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.
CIROGU2021-04-14 15:23:17.1300.0120-0.390.862021-04-14 15:23:20.0800.0772-1.150.1326.3
TRAVGU2021-04-14 15:23:17.1200.01300.001.882021-04-14 15:23:20.3200.0792-0.231.2326.5
RSPGU2021-04-14 15:23:17.9500.0160-0.011.872021-04-14 15:23:21.8800.0952-0.261.2132.0
MRGEIV2021-04-14 15:23:21.8500.02610.081.692021-04-14 15:23:27.8540.1655-0.450.8653.5
REMYGU2021-04-14 15:23:22.2800.0281-0.061.682021-04-14 15:23:28.4900.3287-0.850.4456.2
BHBGU2021-04-14 15:23:22.8570.0200-0.041.722021-04-14 15:23:29.6700.4849-1.060.3664.0
BNIMN2021-04-14 15:23:25.1700.03710.211.262021-04-14 15:23:33.5400.2196-0.430.9372.8
RSLFR2021-04-14 15:23:25.2600.03710.131.522021-04-14 15:23:33.6900.2236-0.241.2074.0
RRLGU2021-04-14 15:23:26.0400.03810.930.172021-04-14 15:23:34.1200.2637-0.201.2074.9
DIXCH2021-04-14 15:23:25.7740.06020.191.332021-04-14 15:23:34.8160.0400-0.241.2777.5
MMKCH2021-04-14 15:23:26.7940.02000.281.062021-04-14 15:23:35.9380.1002-0.510.7883.5
EMBDCH2021-04-14 15:23:28.9140.02000.301.032021-04-14 15:23:40.5670.04000.500.6896.3
OGAGFR2021-04-14 15:23:29.1360.0200-0.091.552021-04-14 15:23:39.3820.0400-2.050.0299.4
SENINCH2021-04-14 15:23:31.9880.05421.210.142021-04-14 15:23:45.2390.04001.310.14109.4
SURFFR2021-04-14 15:23:31.7920.10040.360.892021-04-14 15:23:45.8980.04000.370.91113.6


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
CIRO GUHH1.351.91e-126.318
TRAV GUHH0.751.03e-126.557
RSP GUHH0.776.93e-232.0211
MRGE IVHH1.134.58e-253.5323
REMY GUHH0.782.16e-256.2334
BHB GUHH0.851.75e-264.0195
RRL GUHH0.901.05e-274.9226
MMK CHHH1.311.66e-283.527
SENINCHHH1.181.21e-2109.4353


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.
(°)
CIRO GUHHZ1.3570e-52.4429e-69.7345e-72.3838e-71.3272e-72.3697e-52.7009e-62.1082e-75.0194e-826.318
CIRO GUHHN2.2434e-53.5602e-61.1103e-62.6785e-71.6184e-74.5022e-53.5547e-63.0727e-77.6279e-826.318
CIRO GUHHE2.9947e-53.3741e-61.4201e-63.6688e-72.2231e-74.6514e-56.8944e-63.7384e-78.0698e-826.318
TRAV GUHHZ1.2391e-51.3560e-65.6101e-72.0318e-79.7382e-82.2610e-52.6330e-61.5563e-72.9519e-826.557
TRAV GUHHN2.6151e-52.9187e-68.1715e-72.5226e-71.0011e-72.9595e-53.3148e-62.1743e-75.6195e-826.557
TRAV GUHHE1.4851e-51.7140e-67.2324e-72.1506e-79.7581e-82.8993e-53.6780e-61.8479e-74.0885e-826.557
RSP GUHHZ6.4884e-68.4531e-73.9017e-71.3410e-76.8301e-81.2967e-51.6006e-61.0624e-71.8523e-832.0211
RSP GUHHN8.1724e-61.1341e-66.4409e-71.7817e-79.9358e-81.2044e-54.2537e-61.4274e-72.7058e-832.0211
RSP GUHHE1.0521e-51.3575e-67.3915e-71.9567e-71.0518e-71.6135e-55.6544e-61.5657e-72.4480e-832.0211
MRGE IVHHZ5.4400e-65.8305e-71.9999e-75.9662e-82.6240e-86.4351e-68.6645e-74.7474e-81.1801e-853.5323
MRGE IVHHN1.5129e-51.5140e-63.3180e-71.3110e-76.4592e-82.0052e-51.4398e-61.1395e-72.6975e-853.5323
MRGE IVHHE7.7882e-67.4607e-72.7148e-71.0313e-75.1967e-87.9760e-61.5077e-67.7634e-81.3778e-853.5323
REMY GUHHZ2.5425e-63.0792e-71.8024e-76.3118e-82.7225e-84.3226e-68.1945e-74.5065e-87.6513e-956.2334
REMY GUHHN2.3014e-63.6994e-72.2334e-78.8932e-84.6000e-85.9630e-61.2703e-66.2240e-88.5461e-956.2334
REMY GUHHE2.2032e-63.3800e-72.2992e-77.5723e-83.9401e-87.9738e-61.1026e-64.8608e-87.8601e-956.2334
BHB GUHHZ1.3625e-62.0264e-71.1578e-75.2372e-81.9499e-83.2781e-66.0172e-72.6006e-84.0208e-964.0195
BHB GUHHN1.2813e-62.3592e-71.2543e-74.2738e-82.3466e-83.9386e-64.6870e-73.9752e-84.8310e-964.0195
BHB GUHHE1.1918e-62.1117e-71.5965e-77.3066e-82.4530e-82.5959e-66.5504e-74.1528e-85.4169e-964.0195
RRL GUHHZ5.3280e-78.3216e-85.6908e-82.2235e-81.0417e-82.0829e-63.2056e-71.4030e-81.9242e-974.9226
RRL GUHHN6.9704e-71.3762e-71.0082e-73.8630e-81.6575e-83.1752e-65.6545e-72.1076e-83.3940e-974.9226
RRL GUHHE5.7496e-71.2314e-78.8743e-83.7750e-81.5651e-81.5767e-64.7575e-72.0654e-83.1033e-974.9226
DIX CHHHZ4.4601e-66.4736e-74.6725e-71.4885e-76.4074e-89.0824e-62.2131e-69.6567e-81.6513e-877.5356
DIX CHHHN7.2941e-68.9439e-75.1702e-71.4852e-76.4328e-81.7187e-52.0319e-69.0201e-82.1434e-877.5356
DIX CHHHE7.2410e-69.2509e-75.5805e-71.4264e-77.1407e-81.4393e-52.3755e-61.2175e-72.4235e-877.5356
MMK CHHHZ1.1939e-61.8619e-71.2987e-74.3306e-82.2239e-82.4327e-66.4223e-73.3008e-84.4434e-983.527
MMK CHHHN1.9111e-62.2963e-71.7202e-75.4259e-82.7875e-83.4575e-67.7896e-74.6050e-85.2983e-983.527
MMK CHHHE1.7256e-62.0227e-71.3388e-74.4709e-82.0735e-83.0322e-66.2110e-72.5347e-84.6235e-983.527
SENINCHHHZ6.1035e-71.3181e-71.3138e-76.5856e-86.2727e-82.3585e-66.3459e-71.0005e-71.1733e-8109.4353
SENINCHHHN5.0426e-71.3500e-79.8675e-84.8907e-82.2940e-82.0452e-64.2895e-73.7082e-83.5097e-9109.4353
SENINCHHHE5.0302e-71.1035e-71.1062e-74.3175e-82.3671e-81.9671e-65.5215e-73.4584e-83.9034e-9109.4353
*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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