AUTOMATIC Location - Area: Alpi Marittime , magnitude (ML): 0.4
2024-05-18 20:03:13 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2024-05-18 20:07:35

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Earthquake info - RsniPicker2 automatic location
Event - ID :240518200248
Magnitude (ML) :0.4 +/- 0.2
Origin Time :2024-05-18 20:03:13.81 (UTC)
Location : Latitude: 44.049 N, Longitude: 7.778 E
Area :Alpi Marittime
Depth (km) :6.02
Distances (km) : 3.8 --- Montegrosso Pian Latte (IM)
3.9 --- Mendatica (IM)
4.5 --- Briga Alta (CN)
5.4 --- Cosio di Arroscia (IM)
6.2 --- Triora (IM)
6.4 --- Molini di Triora (IM)
7.7 --- Pornassio (IM)
8.1 --- Rezzo (IM)
11.0 --- Pieve di Teco (IM)
11.7 --- Armo (IM)
12.0 --- Carpasio (IM)
13.6 --- Aurigo (IM)
14.3 --- Montalto Ligure (IM)
14.7 --- Vessalico (IM)
15.6 --- Borgomaro (IM)
15.6 --- Castel Vittorio (IM)
15.7 --- Pigna (IM)
15.7 --- Badalucco (IM)
15.8 --- Caravonica (IM)
16.1 --- Ormea (CN)

Quality location estimate:
Erh: 0.7 km, Erz: 1.1 km, Nf: 22, Gap: 76°, Rms: 0.212 s
Stazioni validate: 14


RsniPicker2 - Automatic location results
Station Net P arrival times P pick
err
P pick
weight
P res Nll
weight
S arrival time S pick
err
S pick
weight
S res Nll
weight
Dist.
PIAFFR2024-05-18 20:03:17.5000.01400.280.432024-05-18 20:03:19.6040.0521-0.091.5516.0
IMIGU2024-05-18 20:03:17.6500.0120-0.041.762024-05-18 20:03:20.0490.0571-0.560.4818.9
SAOFFR--:---.-----.---.--2024-05-18 20:03:20.4120.0821-0.720.4120.1
GBOSGU2024-05-18 20:03:18.4690.02600.041.592024-05-18 20:03:21.5900.06910.001.5922.8
ROROGU2024-05-18 20:03:18.7190.01500.031.682024-05-18 20:03:21.9690.0751-0.171.1924.8
TURFFR2024-05-18 20:03:20.7090.02000.340.342024-05-18 20:03:24.9300.0981-0.071.4232.5
BURYGU--:---.-----.---.--2024-05-18 20:03:25.0700.10520.011.3935.0
ENRGU2024-05-18 20:03:19.7300.3632-0.680.542024-05-18 20:03:24.6620.2182-0.300.9435.5
ESCAFR--:---.-----.---.--2024-05-18 20:03:27.2390.1742-0.031.2340.8
CANOGU--:---.-----.---.--2024-05-18 20:03:26.7400.1232-0.640.5041.1
STVGU--:---.-----.---.--2024-05-18 20:03:25.7500.4892-1.170.2342.6
MVIFFR2024-05-18 20:03:24.0100.04800.031.502024-05-18 20:03:31.0960.2242-0.131.0853.2
QLNOGU2024-05-18 20:03:23.8090.0290-0.260.822024-05-18 20:03:30.3790.3332-0.920.3355.0
PZZGU--:---.-----.---.--2024-05-18 20:03:36.0230.2592-0.121.0073.5


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth Used
IMI GU0.206.34e-218.9149SI
SAOF FR-0.102.08e-220.1249SI
GBOS GU0.402.68e-222.813SI
RORO GU0.202.61e-224.873SI
BURY GU0.402.52e-235.0211SI
ENR GU0.605.56e-235.5305SI
ESCA FR0.301.49e-240.8233SI
CANO GU0.602.84e-241.164SI
STV GU0.601.49e-242.6301SI
QLNO GU0.307.67e-355.056SI
PZZ GU0.601.38e-273.5314SI


Results of PGA, PGV, IH, spectral amplitudes (SA) values calculation
Station Net Channel PGA
(g)
PGV
(m/s)
PGD
(m)
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.
(°)
IMI GUHHZ6.8775e-67.5530e-70.0000e+03.7723e-77.0524e-71.0286e-68.9895e-61.3544e-65.9127e-81.3985e-818.9149
IMI GUHHN1.9400e-51.9125e-60.0000e+06.8684e-71.4460e-61.4460e-61.7206e-52.3806e-61.3833e-72.8857e-818.9149
IMI GUHHE1.7304e-52.0403e-60.0000e+06.9085e-71.3967e-62.0986e-61.8984e-58.6193e-71.1469e-73.1583e-818.9149
SAOF FRHHE1.7304e-52.0403e-60.0000e+06.9085e-71.3967e-62.0986e-61.8984e-58.6193e-71.1469e-73.1583e-820.1249
GBOS GUHHZ3.7853e-65.5309e-70.0000e+02.0634e-73.6539e-75.1781e-74.8958e-67.8053e-73.6536e-86.9936e-922.813
GBOS GUHHN2.7781e-63.9909e-70.0000e+01.7410e-72.9119e-72.9119e-77.4227e-66.0385e-72.8616e-85.5304e-922.813
GBOS GUHHE2.2333e-64.3045e-70.0000e+01.8470e-73.2324e-74.5059e-76.7583e-68.7635e-73.3651e-87.4800e-922.813
RORO GUHHZ4.2364e-64.5818e-70.0000e+02.7141e-74.7662e-76.8307e-78.5023e-65.8038e-74.7477e-89.5285e-924.873
RORO GUHHN3.8001e-65.7137e-70.0000e+03.1891e-75.8616e-75.8616e-77.7645e-69.9122e-76.1778e-81.1332e-824.873
RORO GUHHE4.2077e-64.4712e-70.0000e+02.8484e-75.0647e-77.2000e-77.2336e-66.4479e-74.5629e-89.1724e-924.873
BURY GUHHZ1.2323e-61.5209e-70.0000e+01.2532e-72.1514e-72.9609e-72.6400e-67.1258e-78.3372e-84.5149e-935.0211
BURY GUHHN1.6591e-62.6387e-70.0000e+01.7431e-73.0795e-73.0795e-73.1251e-67.4515e-74.7785e-86.8551e-935.0211
BURY GUHHE2.1060e-63.3592e-70.0000e+01.8146e-73.2530e-74.4996e-73.0370e-65.2571e-76.9249e-81.3709e-835.0211
ENR GUHHZ4.7461e-64.2237e-70.0000e+02.0445e-73.8431e-75.6100e-75.5640e-64.9365e-74.5998e-81.0227e-835.5305
ENR GUHHN1.4969e-51.4736e-60.0000e+05.9286e-71.1334e-61.1334e-61.3743e-51.2248e-61.2347e-72.7819e-835.5305
ENR GUHHE1.6384e-51.5085e-60.0000e+05.4459e-71.1227e-61.7024e-61.0852e-58.6497e-71.1307e-72.7630e-835.5305
CANO GUHHZ2.6596e-62.8835e-70.0000e+01.4683e-72.8223e-74.0881e-74.4680e-65.1431e-77.3866e-88.0246e-941.164
CANO GUHHN2.9553e-64.0763e-70.0000e+02.4145e-74.4105e-74.4105e-77.4173e-68.9153e-76.3079e-81.1073e-841.164
CANO GUHHE2.5175e-63.9836e-70.0000e+02.7295e-74.9107e-76.9571e-78.5231e-61.0202e-68.8706e-81.0358e-841.164
STV GUHHZ1.6844e-62.0445e-70.0000e+01.5679e-72.6056e-73.5954e-73.7733e-63.9468e-72.1723e-85.0515e-942.6301
STV GUHHN1.7034e-62.3488e-70.0000e+01.4857e-72.6104e-72.6104e-74.7114e-64.4749e-72.8185e-87.1602e-942.6301
STV GUHHE2.5871e-63.0188e-70.0000e+02.0084e-73.5675e-75.0642e-75.1926e-65.4398e-72.8694e-86.2578e-942.6301
QLNO GUHHZ4.7746e-75.2931e-80.0000e+04.2956e-87.7169e-81.0761e-78.7338e-71.5383e-72.7826e-83.9062e-955.056
QLNO GUHHN1.0532e-61.6121e-70.0000e+09.7109e-81.8087e-71.8087e-72.6140e-64.5150e-73.3459e-83.6800e-955.056
QLNO GUHHE1.0021e-61.2556e-70.0000e+07.3525e-81.4069e-71.9383e-71.2205e-63.2207e-73.4017e-83.7251e-955.056
PZZ GUHHZ7.1909e-71.6755e-70.0000e+01.2968e-72.1463e-72.9468e-71.7054e-64.1251e-74.4159e-84.2628e-973.5314
PZZ GUHHN1.0423e-61.7345e-70.0000e+01.2294e-72.3670e-72.3670e-74.3656e-63.3279e-71.0818e-77.9976e-973.5314
PZZ GUHHE8.3270e-71.9706e-70.0000e+01.5521e-72.5602e-73.5683e-72.4236e-64.0468e-74.6474e-84.2099e-973.5314
*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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