MANUAL Location - Area: Riviera di ponente , magnitude (ML): 0.6
2022-01-25 11:40:49 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2022-01-26 08:18:47

RSNI Logo

Earthquake info - Manual location
Event - ID :220125113935
Magnitude (ML) :0.6 +/- 0.2
Origin Time :2022-01-25 11:40:49.838 (UTC)
Location : Latitude: 44.174 N, Longitude: 8.493 E
Area :Riviera di ponente
Depth (km) :3.55
Distances (km) : 7.2 --- Noli
8.4 --- Spotorno
9.1 --- Bergeggi
11.6 --- Vado Ligure
11.7 --- Finale Ligure
11.9 --- Vezzi Portio
14.4 --- Orco Feglino
15.0 --- Savona
15.2 --- Borgio Verezzi
15.2 --- Quiliano
16.1 --- Calice Ligure
16.9 --- Pietra Ligure
17.2 --- Albisola Marina
17.9 --- Tovo San Giacomo
18.0 --- Albisola Superiore
19.3 --- Rialto
19.3 --- Celle Ligure
19.3 --- Loano
19.6 --- Magliolo
19.8 --- Giustenice

Quality location estimate: Erh: 2.1 km, Erz: 1.4 km, Nf: 28, Gap: 160 °, 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.
QLNOGU2022-01-25 11:40:54.7100.0100-0.171.282022-01-25 11:40:58.3710.1615-0.201.2320.8
CANOGU2022-01-25 11:40:54.4200.01100.011.672022-01-25 11:40:57.9170.20050.270.9521.1
ROROGU2022-01-25 11:40:55.5190.0200-1.110.182022-01-25 11:41:01.3800.1083-0.101.4734.9
PCPGU2022-01-25 11:40:57.8200.0200-0.041.692022-01-25 11:41:03.5900.0400-0.031.5641.2
RNCAGU2022-01-25 11:40:58.8800.02410.051.552022-01-25 11:41:05.5210.36070.121.0049.3
GBOSGU2022-01-25 11:40:59.6300.02710.270.792022-01-25 11:41:06.7560.04000.690.2052.7
IMIGU2022-01-25 11:40:59.5300.0291-0.670.502022-01-25 11:41:06.9600.1705-0.880.4356.3
MGROGU2022-01-25 11:40:59.7850.0200-0.740.482022-01-25 11:41:07.7580.0400-0.610.5556.8
SAOFFR2022-01-25 11:41:04.0660.02000.091.382022-01-25 11:41:14.0160.0400-0.221.1478.0
GORRGU2022-01-25 11:41:03.8630.0200-0.061.552022-01-25 11:41:14.1590.04000.061.2679.8
MSSAIV2022-01-25 11:41:03.2960.0803-0.940.372022-01-25 11:41:14.2630.3607-0.480.8183.2
ENRGU2022-01-25 11:41:04.7610.0200-0.221.192022-01-25 11:41:15.7840.13030.260.9586.0
TURFFR2022-01-25 11:41:06.1940.0200-0.101.452022-01-25 11:41:17.7720.0400-0.311.0090.7
STVGU2022-01-25 11:41:06.5890.02000.410.582022-01-25 11:41:17.8760.04000.350.8193.4


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
RORO GUHH0.938.42e-234.9259
PCP GUHH0.171.10e-241.26
RNCA GUHH0.451.33e-249.348
GBOS GUHH0.476.19e-352.7278
IMI GUHH0.611.98e-256.3239
MGRO GUHH0.439.41e-356.8255
GORR GUHH0.911.38e-279.853
ENR GUHH0.901.57e-286.0274
TURF FRHH0.706.24e-390.7256
STV GUHH0.734.27e-393.4275


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.
(°)
QLNO GUHHZ5.0080e-65.5282e-71.7490e-75.5335e-82.9866e-86.6854e-69.0229e-74.8322e-81.1268e-820.8325
QLNO GUHHN7.3253e-68.0743e-72.7965e-76.3281e-83.5237e-88.6067e-61.2776e-66.2355e-81.5892e-820.8325
QLNO GUHHE6.0755e-66.1277e-73.1562e-78.0314e-84.3373e-81.0204e-51.7367e-67.0382e-81.4892e-820.8325
CANO GUHHZ4.9392e-65.7596e-71.7808e-76.2242e-84.9287e-86.0474e-67.2924e-71.1234e-71.3842e-821.1280
CANO GUHHN4.4257e-64.4579e-72.7735e-79.1890e-84.0198e-87.0235e-61.7919e-66.3525e-81.1222e-821.1280
CANO GUHHE3.9955e-64.3984e-73.1970e-71.4404e-77.6606e-89.4777e-61.9197e-61.3980e-71.1428e-821.1280
RORO GUHHZ3.0002e-63.6239e-71.5382e-74.0629e-82.2102e-88.6380e-65.9154e-73.9349e-88.2083e-934.9259
RORO GUHHN4.0681e-64.8919e-71.6068e-73.7242e-82.3683e-87.4127e-64.4196e-74.1811e-81.0442e-834.9259
RORO GUHHE8.8379e-68.3525e-76.9155e-74.9453e-73.3911e-71.1616e-54.0127e-64.7448e-73.0300e-834.9259
PCP GUHHZ1.1363e-61.5062e-78.5952e-82.4781e-81.4213e-82.2818e-63.7789e-71.9923e-83.5560e-941.26
PCP GUHHN1.1299e-61.5652e-78.2452e-83.5256e-81.9773e-82.7637e-63.5221e-72.8448e-84.1203e-941.26
PCP GUHHE1.8855e-62.4858e-71.0664e-73.3491e-81.8857e-84.3965e-63.9131e-72.8087e-84.9816e-941.26
RNCA GUHHZ1.1761e-61.8413e-78.6918e-83.9960e-83.0748e-82.8166e-64.0025e-75.0576e-85.4512e-949.348
RNCA GUHHN9.0978e-71.2401e-71.0035e-74.0228e-82.8632e-82.3477e-64.9474e-74.3970e-83.5679e-949.348
RNCA GUHHE1.2250e-61.9916e-71.1730e-74.2624e-82.4437e-82.2103e-65.3476e-73.0363e-85.4755e-949.348
GBOS GUHHZ2.1939e-62.2195e-77.8000e-82.0835e-81.0713e-83.4099e-62.8101e-71.7094e-83.6485e-952.7278
GBOS GUHHN1.0998e-61.1286e-76.0653e-81.6857e-81.0283e-81.6114e-62.6630e-71.7513e-82.5807e-952.7278
GBOS GUHHE1.3009e-61.2206e-75.3724e-81.9219e-88.5883e-91.8376e-62.5903e-71.4791e-82.6234e-952.7278
IMI GUHHZ9.7445e-71.2712e-78.2219e-83.6367e-81.8600e-82.4610e-64.7237e-72.2795e-83.3198e-956.3239
IMI GUHHN2.4711e-63.2209e-72.0158e-77.5754e-87.5423e-84.3119e-61.1362e-61.3317e-79.0914e-956.3239
IMI GUHHE2.0954e-62.7422e-71.0629e-73.8442e-84.0688e-83.3174e-64.9385e-78.0023e-85.5900e-956.3239
MGRO GUHHZ1.5637e-61.3706e-75.9745e-82.0461e-81.1409e-81.3530e-63.2964e-71.7149e-82.6896e-956.8255
MGRO GUHHN1.3546e-61.5673e-78.8137e-82.9056e-81.4056e-81.8833e-66.0051e-72.4158e-83.2451e-956.8255
MGRO GUHHE1.7881e-61.6592e-78.9907e-83.4003e-81.6963e-82.1346e-64.9857e-72.1864e-83.6589e-956.8255
GORR GUHHZ5.8658e-79.7607e-86.9886e-84.3990e-85.2927e-81.7129e-63.5755e-78.6419e-81.1268e-879.853
GORR GUHHN9.1282e-71.7336e-71.0802e-76.1986e-85.6979e-81.9183e-63.8357e-78.5618e-87.5816e-979.853
GORR GUHHE5.8388e-71.5289e-79.8164e-86.0498e-85.5588e-81.7904e-64.1376e-71.0024e-71.1817e-879.853
MSSA IVHHZ1.7659e-61.7632e-74.2414e-82.7065e-82.6248e-82.0405e-61.8870e-74.5790e-83.2770e-983.279
MSSA IVHHN3.2330e-64.5337e-71.8300e-74.6378e-83.5297e-81.0257e-55.5386e-75.5279e-81.0650e-883.279
MSSA IVHHE4.6450e-68.2719e-73.2761e-77.7490e-85.4258e-82.5959e-58.4997e-79.0872e-81.7839e-883.279
ENR GUHHZ7.9151e-77.5049e-84.8890e-81.6265e-88.1505e-91.5942e-61.7364e-71.4020e-82.1385e-986.0274
ENR GUHHN3.7120e-63.8337e-71.0510e-73.0677e-81.9642e-84.4140e-64.0078e-74.0024e-86.7948e-986.0274
ENR GUHHE2.7154e-62.5633e-75.7368e-82.0809e-81.2720e-82.6777e-61.9650e-72.4748e-85.8578e-986.0274
TURF FRHHZ3.9359e-75.8744e-84.2898e-83.3293e-81.1942e-88.0833e-72.2739e-71.6570e-81.5454e-990.7256
TURF FRHHN5.0962e-76.9447e-84.2790e-82.2729e-81.1352e-81.5694e-62.6688e-71.4947e-81.6721e-990.7256
TURF FRHHE4.1443e-75.5467e-85.5209e-83.6454e-82.4347e-81.1473e-64.1932e-73.7042e-82.3143e-990.7256
STV GUHHZ5.1010e-75.3003e-83.2847e-81.3285e-86.7856e-91.5413e-61.2219e-79.8703e-91.2463e-993.4275
STV GUHHN4.3189e-75.2872e-83.4297e-81.6562e-89.3701e-97.9605e-71.8210e-71.3021e-81.2740e-993.4275
STV GUHHE4.6132e-76.0494e-83.1648e-81.0963e-86.7378e-99.2472e-71.5676e-71.0697e-81.3716e-993.4275
*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)

rsni