MANUAL Location - Area: Alpi Graie , magnitude (ML): 1.0
2021-10-19 07:05:38 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2021-10-19 07:28:24

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Earthquake info - Manual location
Event - ID :211019070402
Magnitude (ML) :1.0 +/- 0.2
Origin Time :2021-10-19 07:05:38.314 (UTC)
Location : Latitude: 45.711 N, Longitude: 7.170 E
Area :Alpi Graie
Depth (km) :6.01
Distances (km) : 0.7 --- Arvier
0.8 --- Saint-Nicolas
2.3 --- Avise
2.5 --- Introd
3.1 --- Villeneuve
4.6 --- Saint-Pierre
5.8 --- Aymavilles
6.1 --- Rhemes-Saint-Georges
6.9 --- Sarre
8.1 --- Jovencan
8.6 --- La Salle
9.2 --- Gressan
11.6 --- Aosta
11.6 --- Morgex
12.0 --- Charvensod
12.0 --- Valgrisenche
12.5 --- Saint-Rhemy-En-Bosses
12.7 --- Gignod
13.1 --- Etroubles
13.2 --- Saint-Oyen

Quality location estimate: Erh: 1 km, Erz: 0.8 km, Nf: 24, Gap: 80 °, 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.
MRGEIV2021-10-19 07:05:41.2700.0100-0.031.862021-10-19 07:05:43.0220.2917-0.241.0613.2
REMYGU2021-10-19 07:05:42.0500.01100.041.822021-10-19 07:05:44.1030.0400-0.420.8216.5
LSDGU2021-10-19 07:05:43.9100.01800.001.932021-10-19 07:05:47.1240.1293-0.520.8029.2
CIROGU2021-10-19 07:05:44.5910.1004-0.880.452021-10-19 07:05:48.5630.1003-1.680.0734.3
RSLFR2021-10-19 07:05:46.2940.0200-0.031.722021-10-19 07:05:51.2000.1334-0.520.8143.1
DIXCH2021-10-19 07:05:46.6350.0271-0.470.852021-10-19 07:05:52.2750.1344-1.060.3845.7
TRAVGU2021-10-19 07:05:47.4500.0301-0.071.492021-10-19 07:05:52.9060.4259-0.660.7550.5
SATIGU2021-10-19 07:05:49.1050.08030.081.412021-10-19 07:05:55.5500.1695-1.260.2857.9
RSPGU2021-10-19 07:05:49.7100.03510.161.072021-10-19 07:05:56.7580.2967-0.370.9663.4
MMKCH2021-10-19 07:05:50.9450.0803-0.031.442021-10-19 07:05:58.9750.2136-1.090.4172.7
SENINCH2021-10-19 07:05:51.8620.08030.210.902021-10-19 07:06:00.4340.0400-0.660.7173.7
BHBGU2021-10-19 07:05:55.1060.02000.151.112021-10-19 07:06:06.2470.3577-0.180.9397.8


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
MRGE IVHH1.035.16e-113.2308
REMY GUHH0.611.51e-116.5356
LSD GUHH1.061.50e-129.2186
CIRO GUHH1.137.01e-234.3111
RSL FRHH0.461.80e-243.1267
DIX CHHH1.351.22e-145.724
TRAV GUHH0.995.10e-250.5116
SATI GUHH0.901.56e-257.971
RSP GUHH1.073.53e-263.4173
MMK CHHH1.001.12e-272.758
SENINCHHH1.213.27e-273.78
BHB GUHH1.161.40e-297.8176


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.
(°)
MRGE IVHHZ7.6587e-57.8215e-61.5606e-65.4493e-72.7631e-76.2184e-56.6049e-65.8962e-71.5263e-713.2308
MRGE IVHHN2.1506e-41.8247e-52.9689e-69.0905e-74.9368e-71.5980e-41.1014e-51.1034e-63.4096e-713.2308
MRGE IVHHE1.4846e-41.4776e-52.6211e-61.2150e-66.2702e-71.0858e-41.0214e-51.2158e-62.5410e-713.2308
REMY GUHHZ5.1846e-54.5358e-61.0773e-63.9101e-72.2462e-72.8122e-54.1414e-63.6578e-76.2288e-816.5356
REMY GUHHN4.4570e-54.0573e-61.0301e-63.7432e-71.9897e-74.3730e-54.7390e-62.8160e-75.5739e-816.5356
REMY GUHHE3.5983e-54.0095e-61.2473e-63.6775e-71.6186e-75.0872e-54.8714e-62.7704e-75.3261e-816.5356
LSD GUHHZ1.8960e-52.3421e-61.1131e-62.9383e-71.3720e-73.3212e-54.5092e-62.1138e-74.4602e-829.2186
LSD GUHHN4.7569e-54.0760e-68.1107e-71.8204e-71.1201e-74.0645e-53.0732e-62.7392e-77.4550e-829.2186
LSD GUHHE3.9385e-55.3478e-69.7342e-72.9555e-71.4751e-75.8244e-54.1535e-63.5250e-79.7651e-829.2186
CIRO GUHHZ8.3232e-67.6735e-72.4456e-78.7705e-83.9723e-81.4609e-51.5635e-66.2092e-81.4509e-834.3111
CIRO GUHHN1.4702e-51.4748e-64.8628e-71.7912e-71.1354e-72.0813e-51.7437e-62.0130e-73.8398e-834.3111
CIRO GUHHE6.9465e-66.8024e-72.3188e-77.9687e-83.9898e-81.1865e-51.0282e-66.9880e-81.3866e-834.3111
RSL FRHHZ2.6911e-62.1135e-78.5427e-82.4474e-81.2244e-83.4455e-63.8153e-72.1211e-84.6374e-943.1267
RSL FRHHN3.5517e-64.5929e-71.6676e-74.8163e-82.3421e-86.0978e-66.4930e-74.0632e-81.0500e-843.1267
RSL FRHHE2.4133e-62.5045e-71.3814e-74.4212e-82.5495e-83.3864e-68.0183e-74.1144e-85.8718e-943.1267
DIX CHHHZ1.4782e-51.6898e-61.0249e-62.6548e-71.4432e-72.5221e-54.4781e-62.2829e-74.1106e-845.724
DIX CHHHN1.9522e-52.1904e-61.1712e-64.1741e-71.7672e-72.5790e-55.8374e-62.5030e-74.4892e-845.724
DIX CHHHE1.8351e-51.9770e-61.0702e-63.3352e-71.5627e-73.6161e-54.3733e-62.3256e-74.1018e-845.724
TRAV GUHHZ7.6030e-68.9718e-72.9566e-78.8510e-84.8324e-81.3260e-51.4854e-68.5131e-81.9230e-850.5116
TRAV GUHHN1.0347e-51.0969e-63.9646e-71.3987e-78.0491e-81.4548e-52.3833e-61.2864e-72.4379e-850.5116
TRAV GUHHE8.8455e-61.1099e-63.8071e-77.9042e-84.8316e-81.0183e-51.3112e-61.0288e-72.3316e-850.5116
SATI GUHHZ3.1930e-63.2162e-76.5826e-81.8705e-81.0865e-83.4892e-62.4173e-72.2586e-86.2620e-957.971
SATI GUHHN3.9636e-64.1025e-79.3409e-82.9964e-81.7798e-86.9509e-62.7713e-73.2089e-87.6674e-957.971
SATI GUHHE4.1658e-64.6872e-71.0971e-72.8664e-81.8855e-88.3890e-63.3899e-73.7075e-88.2315e-957.971
RSP GUHHZ3.1137e-64.3101e-72.1568e-75.3599e-82.6792e-88.6455e-67.9228e-74.3714e-81.0597e-863.4173
RSP GUHHN4.1188e-64.5769e-72.4385e-76.8534e-83.3756e-86.4226e-68.7979e-76.6957e-81.2168e-863.4173
RSP GUHHE3.7820e-66.9346e-73.5432e-78.4071e-84.6170e-89.0438e-61.3910e-66.4961e-81.4037e-863.4173
MMK CHHHZ1.2319e-61.3235e-78.3845e-83.0887e-81.3150e-82.3312e-63.4740e-71.9757e-83.2781e-972.758
MMK CHHHN1.0691e-61.3345e-79.3940e-83.1063e-81.6624e-81.7469e-65.5235e-72.4963e-83.6134e-972.758
MMK CHHHE1.0162e-61.2295e-75.6881e-82.6418e-89.4551e-91.7218e-62.4055e-71.4569e-82.5993e-972.758
SENINCHHHZ2.4785e-65.0432e-73.3770e-71.1437e-74.6607e-87.2450e-61.9305e-67.0116e-81.4623e-873.78
SENINCHHHN1.6352e-62.7644e-72.0781e-79.0430e-83.7997e-84.0161e-61.6277e-65.0400e-86.3505e-973.78
SENINCHHHE2.6420e-64.3937e-72.5731e-71.1977e-74.9407e-88.6881e-61.3510e-67.2501e-81.0750e-873.78
BHB GUHHZ6.9502e-71.2249e-71.1244e-74.4441e-83.2731e-82.6009e-66.1606e-76.1390e-83.6968e-997.8176
BHB GUHHN1.1275e-62.2147e-71.4438e-73.9940e-81.8499e-85.6124e-65.9450e-72.7491e-84.9779e-997.8176
BHB GUHHE1.1537e-61.7690e-71.0912e-74.5988e-81.5542e-83.6702e-64.1726e-72.6237e-84.1149e-997.8176
*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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