MANUAL Location - Area: Alpi Pennine , magnitude (ML): 0.5
2022-11-23 07:22:21 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2022-11-23 08:11:08

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Earthquake info - Manual location
Event - ID :221123072156
Magnitude (ML) :0.5 +/- 0.2
Origin Time :2022-11-23 07:22:21.489 (UTC)
Location : Latitude: 45.910 N, Longitude: 7.032 E
Area :Alpi Pennine
Depth (km) :4.99
Distances (km) : 13.7 --- Courmayeur
14.9 --- Saint-Rhemy-En-Bosses
16.5 --- Pre -Saint-Didier
16.7 --- Saint-Oyen
16.8 --- Morgex
18.1 --- Etroubles
18.3 --- La Salle
21.6 --- Allein
22.2 --- La Thuile
22.4 --- Ollomont
23.5 --- Doues
23.7 --- Avise
23.8 --- Saint-Nicolas
24.5 --- Valpelline
24.8 --- Gignod
25.1 --- Arvier
25.7 --- Roisan
26.7 --- Villeneuve
26.9 --- Saint-Pierre
27.1 --- Introd

Quality location estimate: Erh: 1.4 km, Erz: 2.2 km, Nf: 12, Gap: 150 °, Rms: 0.18


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.
REMYGU2022-11-23 07:22:25.3200.00800.460.172022-11-23 07:22:27.0970.0310-0.011.9414.5
MRGEIV2022-11-23 07:22:25.2100.00800.011.952022-11-23 07:22:26.8550.0511-0.820.1117.0
DIXCH2022-11-23 07:22:29.1520.02000.280.382022-11-23 07:22:33.7480.0400-0.101.2635.2
RSLFR2022-11-23 07:22:29.2980.0200-0.061.632022-11-23 07:22:33.3360.0400-1.330.1040.3
LSDGU2022-11-23 07:22:30.9700.02000.041.622022-11-23 07:22:36.2900.1404-1.060.2051.2
SENINCH2022-11-23 07:22:32.1600.0200-0.021.642022-11-23 07:22:39.7960.04000.201.0054.9


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
MRGE IVHH0.387.19e-217.0172
DIX CHHH0.583.50e-235.256
LSD GUHH0.247.60e-351.2171
SENINCHHH0.802.38e-254.922


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.
(°)
REMY GUHHZ4.2294e-65.0789e-71.7458e-76.7858e-83.5997e-84.7410e-61.1629e-65.0048e-88.1033e-914.5130
REMY GUHHN4.4908e-65.2846e-72.0842e-71.2965e-75.5923e-84.7780e-61.1745e-68.1281e-81.2965e-814.5130
REMY GUHHE5.6182e-65.3754e-71.8946e-76.6030e-82.8398e-88.3881e-61.1228e-64.9473e-89.8151e-914.5130
MRGE IVHHZ1.5005e-51.3791e-62.7615e-78.9946e-84.3220e-87.5336e-61.3890e-69.9355e-82.3476e-817.0172
MRGE IVHHN3.2734e-52.9464e-63.3296e-71.5402e-77.7020e-81.3633e-51.6948e-61.7147e-75.0191e-817.0172
MRGE IVHHE2.7367e-52.4636e-64.4021e-71.8895e-71.0831e-71.5771e-52.2295e-62.1619e-74.4566e-817.0172
DIX CHHHZ2.7715e-64.3909e-72.3779e-71.0086e-73.9730e-87.4743e-61.1996e-64.3702e-89.5250e-935.256
DIX CHHHN2.4137e-63.3614e-72.7943e-71.6857e-75.4248e-85.5756e-61.1096e-67.9250e-88.7614e-935.256
DIX CHHHE3.3714e-65.1751e-72.9426e-79.6777e-84.2381e-84.2178e-61.4401e-66.5012e-81.1884e-835.256
LSD GUHHZ7.4959e-79.1111e-82.9937e-81.6106e-89.0293e-99.9590e-71.1062e-71.4412e-82.0485e-951.2171
LSD GUHHN6.9315e-78.8228e-83.8345e-81.3344e-88.7429e-91.7082e-61.4048e-71.5724e-81.9130e-951.2171
LSD GUHHE8.0913e-79.7671e-86.0811e-82.6018e-83.0130e-81.8547e-62.8642e-75.4890e-87.0264e-951.2171
SENINCHHHZ1.1228e-62.0568e-71.4175e-78.9755e-87.3541e-83.4051e-65.8689e-79.9365e-82.4719e-854.922
SENINCHHHN1.2709e-62.1032e-71.0973e-76.8902e-88.5777e-83.4533e-65.3115e-71.6991e-71.7864e-854.922
SENINCHHHE1.5645e-62.7362e-71.6823e-76.7195e-88.4512e-84.4822e-61.0527e-61.4489e-73.5503e-854.922
*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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