MANUAL Location - Area: Alpi Cozie , magnitude (ML): 1.0
2022-01-20 20:49:07 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2022-01-21 08:15:37

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Earthquake info - Manual location
Event - ID :220120204842
Magnitude (ML) :1.0 +/- 0.2
Origin Time :2022-01-20 20:49:07.823 (UTC)
Location : Latitude: 44.967 N, Longitude: 7.098 E
Area :Alpi Cozie
Depth (km) :5.07
Distances (km) : 3.3 --- Perrero
3.4 --- Massello
4.6 --- Salza di Pinerolo
4.9 --- Roure
6.7 --- Pomaretto
7.3 --- Perosa Argentina
8.4 --- Fenestrelle
9.3 --- Prali
9.8 --- Inverso Pinasca
10.6 --- Pinasca
10.7 --- Usseaux
11.4 --- Pramollo
13.1 --- Villar Perosa
13.4 --- San Germano Chisone
13.4 --- Pragelato
16.1 --- Porte
16.9 --- Angrogna
17.1 --- Mattie
17.2 --- Sestriere
17.4 --- Prarostino

Quality location estimate: Erh: 0.7 km, Erz: 1 km, Nf: 38, Gap: 59 °, Rms: 0.28


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.
BHBGU2022-01-20 20:49:12.1500.01000.011.802022-01-20 20:49:14.3900.0601-0.620.7520.4
RSPGU2022-01-20 20:49:12.8700.0120-0.021.772022-01-20 20:49:15.8240.0400-0.500.7724.9
RRLGU2022-01-20 20:49:13.2700.01300.191.282022-01-20 20:49:16.6100.0772-0.001.6425.8
BNIMN2022-01-20 20:49:14.6500.03710.001.752022-01-20 20:49:18.3510.2346-0.910.4634.9
OGMOFR2022-01-20 20:49:16.0200.02110.171.392022-01-20 20:49:20.8200.1283-0.470.8342.5
OGAGFR2022-01-20 20:49:17.3800.02510.280.912022-01-20 20:49:23.3100.1474-0.251.0948.7
PZZGU2022-01-20 20:49:17.2500.02610.131.542022-01-20 20:49:22.8200.1554-0.850.5251.5
LSDGU2022-01-20 20:49:17.8100.0271-0.091.422022-01-20 20:49:23.9000.1645-0.930.4355.4
SURFFR2022-01-20 20:49:18.7000.0301-0.121.332022-01-20 20:49:26.0800.3197-0.650.7358.7
MONCIV2022-01-20 20:49:21.2630.02000.570.202022-01-20 20:49:30.7910.04000.300.9266.5
TRAVGU2022-01-20 20:49:21.5290.02000.171.352022-01-20 20:49:30.7000.2977-0.161.0979.4
CIROGU2022-01-20 20:49:21.5900.0200-0.810.542022-01-20 20:49:30.7830.0400-1.650.0780.0
STVGU2022-01-20 20:49:22.0740.02000.121.492022-01-20 20:49:31.2880.0400-0.460.8782.4
ENRGU2022-01-20 20:49:22.4090.0200-0.071.452022-01-20 20:49:32.2650.0400-0.351.0086.0
ISOFR2022-01-20 20:49:24.0280.02000.970.032022-01-20 20:49:34.0230.04000.400.7187.3
MRGEIV2022-01-20 20:49:23.6610.0200-0.071.442022-01-20 20:49:32.8080.0400-1.750.0789.6
GBOSGU2022-01-20 20:49:24.6020.02000.091.462022-01-20 20:49:35.5730.0400-0.380.9899.9
MGROGU2022-01-20 20:49:27.1060.0803-0.580.772022-01-20 20:49:41.2020.0400-0.500.87117.3
SATIGU2022-01-20 20:49:28.4000.05920.061.372022-01-20 20:49:42.5300.4389-0.190.90117.8


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
BHB GUHH0.791.43e-120.4138
RSP GUHH0.637.98e-224.933
RRL GUHH0.807.07e-225.8258
OGAG FRHH0.883.69e-248.7246
PZZ GUHH1.037.84e-251.5178
LSD GUHH1.155.22e-255.43
MONC IVHH1.044.07e-266.579
TRAV GUHH1.032.17e-279.440
CIRO GUHH1.181.37e-280.027
STV GUHH1.051.20e-282.4167
ENR GUHH1.072.33e-286.0163
ISO FRHH0.871.01e-287.3183
MRGE IVHH1.001.09e-289.6358
GBOS GUHH1.116.61e-399.9144
MGRO GUHH1.108.46e-3117.3151
SATI GUHH1.175.75e-3117.830


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.
(°)
BHB GUHHZ2.4084e-52.6362e-68.5626e-73.4625e-71.2118e-74.8629e-54.8461e-61.9431e-75.1171e-820.4138
BHB GUHHN2.7647e-53.2187e-61.0589e-63.6747e-71.6844e-76.2819e-54.5980e-62.9004e-76.4560e-820.4138
BHB GUHHE2.8105e-53.2882e-66.7229e-72.1632e-71.2689e-74.2694e-52.7885e-62.7594e-76.4615e-820.4138
RSP GUHHZ3.2917e-53.6003e-63.7378e-71.0372e-74.8944e-81.6576e-51.6499e-69.9713e-82.6303e-824.933
RSP GUHHN2.5930e-52.2112e-65.9629e-71.4453e-77.9599e-82.3931e-52.1452e-61.4833e-73.9742e-824.933
RSP GUHHE2.2631e-52.1266e-65.2537e-71.8419e-79.0871e-83.4149e-52.0247e-61.6836e-73.8798e-824.933
RRL GUHHZ7.0264e-69.4535e-72.4853e-79.5584e-84.9323e-81.6743e-51.1051e-69.3704e-81.9999e-825.8258
RRL GUHHN6.3007e-61.0742e-65.4207e-72.3263e-71.2739e-71.9183e-52.7452e-61.9246e-73.1264e-825.8258
RRL GUHHE4.9455e-68.9178e-74.2903e-71.2453e-75.4868e-81.3203e-51.4937e-68.6977e-81.8743e-825.8258
OGAG FRHHZ2.1359e-63.8853e-72.7821e-77.9104e-83.7129e-88.0454e-61.3724e-65.6106e-81.0111e-848.7246
OGAG FRHHN1.7598e-63.3462e-73.0651e-71.5315e-77.1302e-84.4257e-61.6390e-68.7102e-81.1030e-848.7246
OGAG FRHHE1.3331e-62.8888e-72.3158e-71.1041e-75.8912e-82.5308e-61.8348e-68.0012e-88.3612e-948.7246
PZZ GUHHZ9.7089e-61.5609e-67.7751e-72.1187e-71.1797e-72.2059e-53.1515e-61.9733e-73.6276e-851.5178
PZZ GUHHN9.3678e-61.2157e-67.5257e-72.1968e-79.4718e-82.4087e-53.3317e-61.4748e-72.9134e-851.5178
PZZ GUHHE7.7878e-61.3668e-68.1455e-72.1174e-71.1049e-71.6424e-53.2817e-61.7368e-72.9145e-851.5178
LSD GUHHZ4.5509e-66.9413e-73.3027e-77.6541e-84.7684e-81.4474e-51.5120e-66.9029e-81.2783e-855.43
LSD GUHHN9.4169e-68.1019e-73.4603e-79.1309e-84.6025e-81.2310e-52.1542e-67.7423e-81.7422e-855.43
LSD GUHHE1.0821e-58.5474e-74.4754e-71.1727e-76.6057e-81.2641e-52.5793e-61.0282e-71.8855e-855.43
MONC IVHHZ1.5961e-62.9475e-72.2710e-71.2492e-75.0386e-84.2246e-61.3571e-65.6179e-86.5738e-966.579
MONC IVHHN3.1253e-63.6665e-73.1296e-72.2823e-78.4505e-82.5206e-62.3848e-61.0220e-71.1961e-866.579
MONC IVHHE1.9995e-63.8026e-73.2163e-71.8546e-76.9769e-83.0813e-62.9718e-68.8186e-89.7547e-966.579
TRAV GUHHZ1.5018e-62.0929e-71.3727e-74.4716e-82.0797e-83.6340e-67.0760e-73.3689e-85.1279e-979.440
TRAV GUHHN2.8901e-63.9324e-71.9549e-75.8679e-83.0320e-84.0179e-68.9517e-74.3440e-88.1636e-979.440
TRAV GUHHE2.3046e-63.0968e-72.0643e-75.1780e-82.5855e-85.5737e-68.7038e-74.1918e-88.4710e-979.440
CIRO GUHHZ2.0021e-62.3522e-78.6081e-82.2979e-81.3073e-85.1342e-63.8802e-71.9578e-84.3956e-980.027
CIRO GUHHN1.7949e-61.8878e-77.9372e-82.0876e-81.1093e-84.0159e-62.6898e-72.0412e-84.6015e-980.027
CIRO GUHHE1.9952e-62.1904e-71.1208e-72.9154e-81.6024e-84.0676e-65.6603e-72.7794e-85.2902e-980.027
STV GUHHZ9.1708e-71.5347e-79.9728e-84.0414e-81.5991e-82.5696e-64.2437e-72.2723e-83.9896e-982.4167
STV GUHHN9.7370e-71.8332e-79.6076e-83.2311e-81.7246e-82.6403e-65.5130e-72.3746e-84.8355e-982.4167
STV GUHHE1.4296e-61.8457e-71.0400e-73.6731e-81.8575e-84.0922e-64.1700e-72.7080e-83.9614e-982.4167
ENR GUHHZ2.2274e-62.6638e-71.0120e-73.8878e-81.8177e-84.1261e-63.2891e-73.1949e-85.8070e-986.0163
ENR GUHHN8.7434e-68.0764e-71.5462e-73.8890e-82.4449e-87.4512e-65.5763e-75.5095e-81.4316e-886.0163
ENR GUHHE8.8249e-67.7852e-71.5854e-75.3625e-84.2790e-88.9942e-66.1620e-77.1747e-81.6176e-886.0163
ISO FRHHZ9.2570e-71.2002e-77.4709e-84.0104e-82.1854e-81.6792e-63.5913e-73.2098e-83.4019e-987.3183
ISO FRHHN1.1971e-61.2297e-76.0319e-82.2697e-81.2376e-81.7615e-63.0223e-72.1392e-82.5015e-987.3183
ISO FRHHE1.5165e-62.0700e-79.9843e-82.7385e-81.3092e-85.1592e-63.5922e-72.6858e-84.5228e-987.3183
MRGE IVHHZ1.5057e-61.3793e-76.0082e-82.6486e-81.3259e-81.8139e-63.3695e-71.7752e-82.8579e-989.6358
MRGE IVHHN2.7022e-62.8693e-78.7480e-83.7511e-81.5991e-83.6057e-62.9658e-72.8790e-85.6937e-989.6358
MRGE IVHHE1.9964e-61.7424e-76.3010e-82.8884e-81.5503e-81.6413e-62.7787e-72.2317e-83.5253e-989.6358
GBOS GUHHZ7.6133e-71.1462e-76.5040e-82.2150e-81.2976e-82.6994e-63.6793e-71.7120e-82.4967e-999.9144
GBOS GUHHN5.3372e-79.9542e-85.5389e-81.8239e-89.7637e-91.8800e-62.9731e-71.5282e-82.0941e-999.9144
GBOS GUHHE4.8774e-78.4938e-86.3247e-81.8893e-89.6696e-91.8015e-64.3126e-71.5980e-82.2718e-999.9144
MGRO GUHHZ2.2513e-73.6330e-82.9946e-81.7978e-81.4478e-83.7624e-72.1007e-72.1133e-81.2787e-9117.3151
MGRO GUHHN2.6537e-74.6675e-84.1739e-82.1604e-81.5541e-85.6720e-72.1933e-72.2882e-81.9872e-9117.3151
MGRO GUHHE3.2173e-76.2094e-84.0927e-83.4152e-85.0238e-85.7710e-72.2278e-79.5190e-88.6794e-9117.3151
SATI GUHHZ1.9060e-62.1043e-74.5072e-81.5521e-87.0604e-91.8572e-61.4112e-71.0741e-83.0170e-9117.830
SATI GUHHN1.8111e-62.8005e-75.2139e-81.4544e-88.5737e-92.7268e-61.8514e-71.6492e-83.8628e-9117.830
SATI GUHHE9.7516e-71.1404e-74.9419e-81.8078e-81.2823e-82.6076e-61.9216e-71.7160e-82.5997e-9117.830
*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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