MANUAL Location - Area: Alpi Cozie , magnitude (ML): 0.7
2024-09-18 16:46:36 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2024-09-19 06:51:00

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Earthquake info - Manual location
Event - ID :240918164503
Magnitude (ML) :0.7 +/- 0.2
Origin Time :2024-09-18 16:46:36.702 (UTC)
Location : Latitude: 44.521 N, Longitude: 6.884 E
Area :Alpi Cozie
Depth (km) :5.12
Distances (km) : 9.7 --- Acceglio
12.5 --- Bellino
14.1 --- Prazzo
14.3 --- Argentera
16.1 --- Pontechianale
16.4 --- Elva
16.6 --- Casteldelfino
17.2 --- Canosio
17.9 --- Marmora
19.3 --- Stroppo
22.8 --- Pietraporzio
23.4 --- Macra
23.7 --- Celle di Macra
25.1 --- Sampeyre
25.2 --- Sambuco
28.7 --- Castelmagno
29.4 --- Crissolo
29.6 --- San Damiano Macra
29.8 --- Oncino
30.8 --- Ostana

Quality location estimate: Erh: 0.9 km, Erz: 0.9 km, Nf: 28, Gap: 85 °, 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.
SURFFR2024-09-18 16:46:38.1400.0030-0.790.192024-09-18 16:46:38.9900.4459-1.630.058.8
PZZGU2024-09-18 16:46:40.8900.0110-0.011.722024-09-18 16:46:44.0000.05910.061.6419.5
ISOFR2024-09-18 16:46:44.3200.0201-0.031.622024-09-18 16:46:49.1100.1213-0.470.3840.1
OGAGFR2024-09-18 16:46:44.8880.02000.400.852024-09-18 16:46:50.0990.04000.081.5340.8
RRLGU2024-09-18 16:46:45.3500.0231-0.131.132024-09-18 16:46:51.7900.13640.111.3845.7
BHBGU2024-09-18 16:46:45.5600.02410.181.312024-09-18 16:46:51.2820.1755-0.190.9946.4
STVGU2024-09-18 16:46:45.6400.02000.350.952024-09-18 16:46:51.5100.14240.251.2246.9
ENRGU2024-09-18 16:46:46.4340.02000.001.632024-09-18 16:46:53.2440.10020.031.4053.7
TURFFR2024-09-18 16:46:50.7510.06020.610.422024-09-18 16:46:59.5380.0400-0.081.1973.0
RSPGU2024-09-18 16:46:50.4300.0391-0.061.402024-09-18 16:46:59.4650.5529-0.770.4376.2
SAOFFR2024-09-18 16:46:51.6820.02000.410.862024-09-18 16:47:00.9210.0400-0.520.4479.9
GBOSGU2024-09-18 16:46:51.3670.02000.181.382024-09-18 16:47:01.5750.24960.360.9382.2
ESCAFR2024-09-18 16:46:52.5700.04320.101.462024-09-18 16:47:02.7300.2857-0.830.3086.2
LSDGU2024-09-18 16:46:56.1500.02000.650.402024-09-18 16:47:08.9000.47490.230.80106.5


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
PZZ GUHH0.591.84e-119.595
ISO FRHH0.472.08e-240.1161
OGAG FRHH0.582.59e-240.8318
RRL GUHH0.671.72e-245.7351
BHB GUHH0.702.41e-246.440
STV GUHH0.661.62e-246.9131
ENR GUHH0.803.43e-253.7127
TURF FRHH1.002.06e-273.0146
RSP GUHH0.303.95e-376.223
SAOF FRHH0.941.45e-279.9138
ESCA FRHH0.921.18e-286.2153
LSD GUHH0.927.17e-3106.511


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.
(°)
PZZ GUHHZ1.1640e-51.7360e-69.6390e-73.2394e-71.6539e-72.4572e-54.2259e-62.1980e-73.6508e-819.595
PZZ GUHHN1.1823e-52.1987e-61.4277e-64.8963e-72.1716e-75.1722e-55.4637e-63.3694e-75.5263e-819.595
PZZ GUHHE1.3258e-52.1141e-61.5442e-65.7485e-72.2420e-72.3054e-58.0882e-63.2035e-75.7671e-819.595
ISO FRHHZ1.9766e-64.3124e-72.4423e-76.8865e-83.2228e-88.1071e-61.0490e-65.6837e-81.0137e-840.1161
ISO FRHHN1.7671e-62.6906e-71.1264e-73.2834e-81.8408e-85.4767e-63.3379e-73.2268e-85.8264e-940.1161
ISO FRHHE2.0735e-62.9791e-71.6726e-76.5946e-83.3194e-85.3186e-61.0251e-64.9125e-88.0228e-940.1161
OGAG FRHHZ6.6742e-71.4189e-71.4829e-77.6583e-83.7228e-82.4662e-69.5005e-74.6674e-83.9703e-940.8318
OGAG FRHHN8.8491e-71.5228e-71.2948e-74.9058e-82.8422e-81.7344e-67.1209e-73.6040e-85.3527e-940.8318
OGAG FRHHE7.6159e-72.6170e-71.8366e-71.2351e-75.9388e-81.5365e-61.1726e-66.3756e-86.4524e-940.8318
RRL GUHHZ1.0011e-61.1278e-79.2300e-84.7643e-81.7289e-81.7341e-64.3832e-72.5368e-83.1276e-945.7351
RRL GUHHN8.6609e-72.1706e-71.5350e-76.7293e-82.6208e-83.6416e-69.4006e-73.4355e-84.6709e-945.7351
RRL GUHHE7.5955e-71.7105e-71.3558e-76.2980e-82.5084e-82.8488e-67.7327e-73.6189e-84.8798e-945.7351
BHB GUHHZ2.1239e-63.4857e-72.1947e-77.3385e-83.2837e-86.1722e-61.1520e-65.5210e-87.9246e-946.440
BHB GUHHN1.2290e-62.7412e-72.1927e-78.1015e-83.4450e-84.4281e-61.4475e-64.6930e-87.4241e-946.440
BHB GUHHE2.0226e-63.2667e-71.6741e-78.3619e-83.4626e-85.0119e-68.5058e-74.8819e-88.5727e-946.440
STV GUHHZ1.1907e-62.0549e-71.7049e-77.0050e-83.3302e-82.8637e-69.0490e-74.6975e-85.9170e-946.9131
STV GUHHN1.0767e-61.8118e-71.3411e-75.2533e-82.5797e-82.9617e-67.8249e-73.8971e-84.4070e-946.9131
STV GUHHE1.1440e-62.9919e-71.5109e-75.3380e-83.0045e-82.8680e-67.7615e-73.8206e-86.6671e-946.9131
ENR GUHHZ3.3829e-64.2413e-71.7908e-77.2577e-84.9718e-86.0029e-67.7357e-76.5743e-89.4991e-953.7127
ENR GUHHN6.0055e-66.4783e-73.1453e-71.1172e-76.2019e-81.2141e-51.3822e-69.6476e-81.4128e-853.7127
ENR GUHHE6.9724e-66.4884e-73.1980e-79.2383e-84.3829e-81.0272e-51.4461e-67.0765e-81.4513e-853.7127
TURF FRHHZ3.5016e-76.8607e-86.7222e-83.2296e-82.1441e-81.2850e-64.9823e-73.1895e-82.8042e-973.0146
TURF FRHHN5.5328e-71.0921e-77.8387e-82.8943e-82.5218e-81.8880e-64.3759e-74.1939e-83.0125e-973.0146
TURF FRHHE4.3757e-71.3717e-79.5162e-87.2745e-81.0719e-71.2416e-66.3214e-71.5074e-71.6046e-873.0146
RSP GUHHZ4.5390e-74.6614e-82.7424e-81.2896e-85.3501e-98.2539e-71.4669e-76.8465e-91.1060e-976.223
RSP GUHHN1.3852e-61.1287e-73.5410e-81.4227e-85.7450e-98.9949e-71.1837e-78.8268e-91.4595e-976.223
RSP GUHHE4.8706e-76.4965e-84.2918e-81.6344e-86.0702e-91.5391e-61.4622e-77.7044e-91.4242e-976.223
SAOF FRHHZ3.7098e-78.9001e-88.9250e-85.0997e-84.5081e-86.1752e-74.9459e-76.4490e-89.4694e-979.9138
SAOF FRHHN3.2544e-79.4524e-87.0369e-87.0497e-85.2770e-89.7978e-74.8043e-75.4667e-89.4167e-979.9138
SAOF FRHHE2.9686e-79.2608e-88.3957e-86.8234e-89.4916e-88.1397e-75.1150e-71.5806e-79.7405e-979.9138
GBOS GUHHZ7.6076e-71.6753e-71.3585e-74.8424e-82.1612e-82.8222e-65.6142e-72.9324e-84.0571e-982.2112
GBOS GUHHN5.7816e-71.5954e-71.2020e-75.3364e-82.5925e-81.4630e-66.5152e-73.2642e-83.7280e-982.2112
GBOS GUHHE1.0180e-61.8688e-71.4444e-75.2128e-82.3473e-82.1433e-66.2476e-73.0532e-85.3393e-982.2112
ESCA FRHHZ3.3961e-78.7433e-85.6299e-84.1767e-86.1336e-88.6367e-74.0792e-71.3215e-77.6744e-986.2153
ESCA FRHHN5.5853e-79.5574e-86.7202e-83.1764e-82.1451e-81.4392e-62.4956e-73.2702e-82.4085e-986.2153
ESCA FRHHE6.2722e-71.4554e-79.8388e-84.0012e-83.1260e-81.8395e-66.2127e-74.2051e-83.2608e-986.2153
LSD GUHHZ2.2652e-74.8159e-84.2195e-82.1099e-88.1669e-95.4944e-72.3825e-79.6121e-91.2555e-9106.511
LSD GUHHN3.0259e-74.5616e-83.9276e-81.9265e-87.7782e-98.7694e-72.1851e-71.3504e-81.4792e-9106.511
LSD GUHHE3.9909e-78.2525e-86.8718e-83.1934e-81.6440e-81.1191e-64.2285e-72.1949e-82.3809e-9106.511
*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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