MANUAL Location - Area: Zona Genova , magnitude (ML): -0.2
2022-10-04 08:48:39 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2022-10-04 09:26:34

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Earthquake info - Manual location
Event - ID :221004084707
Magnitude (ML) :-0.2 +/- 0.2
Origin Time :2022-10-04 08:48:39.325 (UTC)
Location : Latitude: 44.459 N, Longitude: 9.096 E
Area :Zona Genova
Depth (km) :4.48
Distances (km) : 1.2 --- Davagna
1.2 --- Bargagli
3.6 --- Lumarzo
7.5 --- Uscio
7.5 --- Neirone
7.7 --- Montoggio
8.5 --- Torriglia
9.0 --- Bogliasco
9.0 --- Tribogna
9.1 --- Pieve Ligure
9.4 --- Sori
9.9 --- Moconesi
10.1 --- Avegno
10.6 --- Sant Olcese
11.0 --- Recco
11.3 --- Valbrevenna
11.7 --- Casella
12.3 --- Cicagna
12.8 --- Camogli
12.9 --- Favale di Malvaro

Quality location estimate: Erh: 0.3 km, Erz: 0.4 km, Nf: 14, Gap: 98 °, Rms: 0.04


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.
LSG07LK2022-10-04 08:48:40.2240.0200-0.610.002022-10-04 08:48:41.5530.0400-0.340.004.6
ARV12LK2022-10-04 08:48:40.9040.02000.080.922022-10-04 08:48:41.8400.0400-0.051.104.6
LSG06LK2022-10-04 08:48:40.9600.02000.041.222022-10-04 08:48:42.0310.0400-0.011.254.9
ARV10LK2022-10-04 08:48:41.0010.02000.061.042022-10-04 08:48:42.0870.04000.011.266.2
TBG02GU2022-10-04 08:48:40.9340.0200-0.061.062022-10-04 08:48:42.1970.04000.031.216.6
TBG01GU2022-10-04 08:48:41.2250.02000.011.332022-10-04 08:48:42.4920.0400-0.051.107.6
RNCAGU2022-10-04 08:48:41.9380.0200-0.021.312022-10-04 08:48:43.7630.0400-0.031.2012.5


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
TBG02GUEH-0.466.52e-26.6126
TBG01GUEH0.001.49e-17.6159
RNCA GUHH-0.273.32e-212.5277


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.
(°)
TBG02GUEHZ1.3733e-51.3330e-62.1281e-77.5697e-87.2103e-87.2771e-68.3848e-71.4837e-71.7125e-86.6126
TBG02GUEHN1.3685e-51.2861e-63.6408e-77.7728e-84.1181e-81.7409e-51.2743e-68.7787e-82.6612e-86.6126
TBG02GUEHE9.8588e-61.3896e-65.6496e-71.6378e-79.7754e-81.8529e-52.4365e-61.4325e-72.7966e-86.6126
TBG01GUEHZ1.7933e-51.8678e-65.1555e-71.5660e-71.0203e-73.0792e-52.0436e-61.7431e-73.1465e-87.6159
TBG01GUEHN1.9385e-52.6509e-61.1225e-64.7117e-72.6762e-72.7839e-54.7936e-64.4352e-77.0186e-87.6159
TBG01GUEHE1.4189e-51.9327e-61.0514e-62.6926e-71.2049e-74.7289e-54.8734e-62.0052e-74.4899e-87.6159
RNCA GUHHZ2.6615e-64.5152e-71.6581e-76.8080e-82.9910e-87.0875e-67.4297e-74.8692e-89.9072e-912.5277
RNCA GUHHN2.0002e-62.9409e-71.5074e-77.1667e-83.5055e-85.1785e-65.9635e-76.1598e-88.7997e-912.5277
RNCA GUHHE4.3662e-67.2837e-72.6081e-79.0400e-84.5454e-81.2043e-51.0620e-68.5324e-81.6975e-812.5277
*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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