MANUAL Location - Area: Alpi Cozie , magnitude (ML): 0.8
2024-03-26 21:42:56 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2024-03-27 08:29:20

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Earthquake info - Manual location
Event - ID :240326214147
Magnitude (ML) :0.8 +/- 0.2
Origin Time :2024-03-26 21:42:56.409 (UTC)
Location : Latitude: 44.984 N, Longitude: 6.842 E
Area :Alpi Cozie
Depth (km) :4.23
Distances (km) : 4.0 --- Sestriere
5.0 --- Sauze di Cesana
5.1 --- Cesana Torinese
5.2 --- Sauze d Oulx
5.6 --- Oulx
8.4 --- Pragelato
8.7 --- Claviere
10.5 --- Salbertrand
14.5 --- Exilles
15.2 --- Bardonecchia
16.4 --- Usseaux
17.1 --- Massello
17.2 --- Salza di Pinerolo
17.6 --- Fenestrelle
19.0 --- Chiomonte
19.3 --- Prali
21.0 --- Gravere
22.0 --- Giaglione
22.0 --- Perrero
22.9 --- Roure

Quality location estimate: Erh: 0.8 km, Erz: 0.8 km, Nf: 26, Gap: 106 °, Rms: 0.24


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.
RRLGU2024-03-26 21:42:59.2000.00500.430.852024-03-26 21:43:00.3800.0300-0.001.6610.3
OGMOFR2024-03-26 21:43:02.5700.04820.330.802024-03-26 21:43:06.0790.1223-0.071.2728.2
OGAGFR2024-03-26 21:43:03.4090.02000.490.682024-03-26 21:43:07.3590.0400-0.071.3832.7
BHBGU2024-03-26 21:43:04.0400.01900.091.392024-03-26 21:43:08.3000.1454-0.680.2137.3
RSPGU2024-03-26 21:43:04.4190.02000.430.832024-03-26 21:43:08.9400.1153-0.151.0738.3
CRIIT2024-03-26 21:43:04.0500.0200-0.011.602024-03-26 21:43:09.2000.0400-0.051.3640.1
SURFFR2024-03-26 21:43:07.0170.02000.051.462024-03-26 21:43:14.1000.2967-0.440.5656.1
PZZGU2024-03-26 21:43:07.0100.0291-0.061.422024-03-26 21:43:13.6300.1715-0.970.1457.5
LSDGU2024-03-26 21:43:07.4790.02000.201.032024-03-26 21:43:14.6800.17550.071.1558.0
MRGEIV2024-03-26 21:43:12.7020.02000.031.342024-03-26 21:43:23.4010.0400-0.270.7889.2
CIROGU2024-03-26 21:43:12.9720.0200-0.021.322024-03-26 21:43:23.2750.0400-0.920.1689.4
STVGU2024-03-26 21:43:12.6180.02000.330.912024-03-26 21:43:23.4470.04000.041.1190.7
ENRGU2024-03-26 21:43:13.5100.04820.520.562024-03-26 21:43:24.4270.0400-0.150.9595.6


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
RRL GUHH0.582.20e-110.3211
OGAG FRHH0.382.52e-232.7228
BHB GUHH0.623.14e-237.3116
CRI ITHG0.996.92e-240.1142
PZZ GUHH1.005.87e-257.5158
LSD GUHH0.771.96e-258.023
MRGE IVHH0.675.16e-389.211
CIRO GUHH0.956.30e-389.439
STV GUHH1.059.63e-390.7155
ENR GUHH1.111.99e-295.6151


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.
(°)
RRL GUHHZ2.4025e-53.4299e-69.8969e-73.4848e-71.9430e-74.7469e-54.8950e-63.4516e-77.2742e-810.3211
RRL GUHHN2.7807e-54.5818e-61.7929e-66.5221e-73.3202e-77.5622e-58.7534e-64.5426e-79.3517e-810.3211
RRL GUHHE1.8200e-53.5511e-61.7004e-68.4704e-73.8123e-73.8170e-51.1250e-55.2907e-77.6426e-810.3211
OGAG FRHHZ1.2217e-61.8641e-71.4676e-76.7573e-83.4625e-84.6540e-65.8660e-74.6065e-85.6217e-932.7228
OGAG FRHHN1.3271e-62.9431e-72.4267e-78.0753e-84.4878e-83.2085e-61.5946e-65.3977e-87.0659e-932.7228
OGAG FRHHE1.2493e-62.7762e-72.1985e-79.1783e-84.5797e-83.3553e-61.5220e-66.5056e-88.1705e-932.7228
BHB GUHHZ1.0814e-59.4749e-72.6556e-79.5882e-85.5025e-81.2979e-51.4281e-69.0795e-81.7045e-837.3116
BHB GUHHN5.6860e-68.1050e-72.7821e-78.2603e-86.0556e-81.5010e-51.0444e-61.2401e-72.0361e-837.3116
BHB GUHHE6.0922e-66.4061e-72.3553e-77.0626e-83.3674e-88.3762e-69.1862e-76.9390e-81.3846e-837.3116
RSP GUHHZ2.5057e-62.2714e-75.7013e-82.0730e-89.6771e-92.4719e-62.3212e-71.8186e-84.4745e-938.361
RSP GUHHN2.4006e-62.5950e-79.4746e-82.5504e-81.2163e-84.3301e-63.3598e-72.2390e-85.5088e-938.361
RSP GUHHE3.0565e-63.2826e-71.1068e-72.9580e-81.2846e-85.4241e-63.8569e-72.2621e-85.4693e-938.361
CRI ITHGZ9.4527e-61.0660e-64.5581e-73.8858e-72.1746e-78.6050e-62.4960e-63.4966e-72.7910e-840.1142
CRI ITHGN2.1099e-51.5109e-64.9774e-72.8113e-71.4908e-71.6083e-52.3884e-62.0024e-73.3042e-840.1142
CRI ITHGE1.3287e-51.0943e-64.8555e-73.2527e-71.7489e-71.2789e-51.6434e-62.5798e-73.2084e-840.1142
PZZ GUHHZ4.9444e-67.7545e-74.1006e-71.0126e-76.0636e-81.0905e-51.6342e-61.0110e-71.5485e-857.5158
PZZ GUHHN4.7296e-69.2471e-75.3043e-71.3705e-78.5051e-81.5289e-52.7449e-61.4604e-72.3030e-857.5158
PZZ GUHHE5.4041e-68.3877e-75.5198e-71.1445e-76.9438e-81.7565e-52.5478e-61.2241e-72.0372e-857.5158
LSD GUHHZ2.3006e-63.1584e-71.3711e-74.3176e-81.9885e-83.4037e-67.3393e-72.9722e-86.2443e-958.023
LSD GUHHN3.5483e-63.6099e-71.3167e-73.9862e-81.8023e-87.5719e-66.3394e-73.4579e-87.4913e-958.023
LSD GUHHE5.3409e-63.9757e-71.8148e-74.2233e-82.1997e-85.4651e-61.2014e-63.8525e-88.3331e-958.023
MRGE IVHHZ8.1136e-78.5229e-82.9454e-81.3845e-86.7906e-96.2613e-71.4799e-71.0124e-81.7904e-989.211
MRGE IVHHN1.1778e-61.2123e-74.1992e-81.9288e-81.4243e-82.4685e-61.5673e-71.8896e-82.8536e-989.211
MRGE IVHHE8.9767e-79.2887e-83.2201e-82.1600e-81.3735e-81.3379e-61.2856e-71.6752e-82.3937e-989.211
CIRO GUHHZ6.2039e-78.1439e-84.5435e-81.3590e-87.3479e-92.3663e-62.4481e-71.1977e-82.1617e-989.439
CIRO GUHHN1.1018e-61.0035e-74.6331e-81.8089e-81.0139e-81.4254e-62.3104e-71.2116e-82.7133e-989.439
CIRO GUHHE8.4894e-71.1277e-75.3543e-81.6263e-88.2417e-91.8376e-61.9170e-71.3915e-82.1978e-989.439
STV GUHHZ5.2359e-77.9284e-84.4184e-81.6457e-81.2519e-81.2942e-62.0618e-72.1804e-82.7696e-990.7155
STV GUHHN6.7130e-79.3468e-84.5780e-83.7049e-86.4531e-81.5655e-62.0055e-71.3401e-71.8391e-890.7155
STV GUHHE6.4810e-71.0180e-76.0945e-83.4093e-84.0585e-81.7342e-62.4938e-75.6439e-81.6599e-890.7155
ENR GUHHZ1.9323e-62.2429e-77.8660e-84.8567e-83.3807e-83.0511e-62.7648e-74.8256e-84.8750e-995.6151
ENR GUHHN5.9047e-65.3049e-71.3928e-76.1953e-84.9364e-85.5148e-66.4651e-77.4302e-81.2299e-895.6151
ENR GUHHE8.0086e-67.4936e-71.6156e-76.0221e-83.5767e-87.7499e-66.1454e-75.6014e-81.3186e-895.6151
*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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