MANUAL Location - Area: Alpi Marittime , magnitude (ML): 0.8
2024-07-02 17:06:38 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2024-07-03 08:52:01

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Earthquake info - Manual location
Event - ID :240702170613
Magnitude (ML) :0.8 +/- 0.2
Origin Time :2024-07-02 17:06:38.898 (UTC)
Location : Latitude: 44.083 N, Longitude: 7.361 E
Area :Alpi Marittime
Depth (km) :7.04
Distances (km) : 17.8 --- Entracque
21.7 --- Limone Piemonte
21.9 --- Valdieri
22.2 --- Roaschia
22.7 --- Vernante
25.7 --- Olivetta San Michele
26.4 --- Demonte
26.5 --- Robilante
26.6 --- Moiola
27.6 --- Roccavione
28.1 --- Airole
28.1 --- Aisone
28.4 --- Gaiola
28.5 --- Valloriate
28.6 --- Rocchetta Nervina
29.2 --- Vinadio
29.3 --- Pigna
29.5 --- Roccasparvera
29.5 --- Borgo San Dalmazzo
30.0 --- Rittana

Quality location estimate: Erh: 0.6 km, Erz: 0.9 km, Nf: 24, Gap: 75 °, Rms: 0.17


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.
TURFFR2024-07-02 17:06:42.5900.01400.470.232024-07-02 17:06:44.5700.04210.041.6014.2
ENRGU2024-07-02 17:06:42.9100.01100.230.742024-07-02 17:06:45.2660.0752-0.041.5118.8
STVGU2024-07-02 17:06:42.9500.0110-0.001.772024-07-02 17:06:45.3500.0571-0.410.4719.9
SAOFFR2024-07-02 17:06:43.6300.01200.250.672024-07-02 17:06:46.4580.2046-0.141.0620.3
PIAFFR2024-07-02 17:06:44.0700.01300.420.272024-07-02 17:06:46.9000.0671-0.061.4322.3
MVIFFR2024-07-02 17:06:44.5100.0532-0.021.652024-07-02 17:06:48.2700.0812-0.430.4927.5
ISOFR2024-07-02 17:06:44.3800.07730.031.552024-07-02 17:06:47.6600.0812-0.500.4128.3
ESCAFR2024-07-02 17:06:44.8890.04010.220.802024-07-02 17:06:48.7000.0872-0.081.3229.0
BURYGU2024-07-02 17:06:46.0450.1004-0.220.83--:---.-----.---.-- 37.6
BIGNGU2024-07-02 17:06:46.4170.08030.061.44--:---.-----.---.-- 38.9
GBOSGU2024-07-02 17:06:46.9500.02310.031.602024-07-02 17:06:52.2700.1303-0.051.2342.8
IMIGU2024-07-02 17:06:47.6460.0401-0.031.552024-07-02 17:06:53.7260.1604-0.121.0947.4
PZZGU2024-07-02 17:06:48.1320.0602-0.590.272024-07-02 17:06:54.2800.1524-1.280.0051.7


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
TURF FRHH0.964.52e-114.2168
STV GUHH1.052.03e-119.9351
SAOF FRHH0.244.49e-220.3124
PIAF FRHH0.731.17e-122.380
ISO FRHH0.656.25e-228.3294
ESCA FRHH0.869.65e-229.0178
GBOS GUHH0.942.80e-242.865
IMI GUHH0.905.44e-247.4114
PZZ GUHH0.824.77e-251.7338


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.
(°)
TURF FRHHZ2.3001e-53.4710e-61.4275e-64.8950e-72.3353e-74.1453e-55.4489e-63.7547e-77.5605e-814.2168
TURF FRHHN7.0407e-51.1005e-53.1630e-69.5975e-76.1939e-71.3458e-41.0528e-51.0659e-61.9492e-714.2168
TURF FRHHE4.6586e-55.6226e-61.9211e-65.9412e-72.9705e-76.4880e-58.0730e-64.4129e-79.9401e-814.2168
ENR GUHHZ9.8987e-58.4572e-62.3403e-69.3426e-75.2073e-78.8630e-51.1084e-59.5377e-72.0407e-718.816
ENR GUHHN1.8284e-41.4827e-53.5579e-61.0340e-65.1864e-72.1614e-41.0740e-51.0044e-62.7890e-718.816
ENR GUHHE1.6922e-42.0841e-56.1082e-61.7621e-61.0842e-62.1462e-42.4048e-51.9812e-64.2659e-718.816
STV GUHHZ2.0743e-52.1343e-68.3292e-72.5242e-71.4698e-71.8501e-53.6031e-62.2661e-74.7657e-819.9351
STV GUHHN3.1101e-53.7281e-61.3705e-64.8241e-72.8437e-72.9057e-57.1619e-64.6891e-77.9488e-819.9351
STV GUHHE3.3742e-54.3624e-61.2430e-64.3355e-72.7311e-78.3494e-54.7382e-64.8108e-78.4495e-819.9351
SAOF FRHHZ2.9234e-64.6203e-73.5168e-71.2970e-76.4231e-88.5699e-62.1413e-69.0365e-81.3229e-820.3124
SAOF FRHHN6.4215e-67.4446e-73.3411e-71.4873e-78.3514e-81.0669e-51.7979e-61.2961e-71.9992e-820.3124
SAOF FRHHE5.2194e-66.8098e-73.1659e-71.2232e-76.6539e-89.8220e-62.4948e-61.0229e-71.8571e-820.3124
PIAF FRHHZ1.9772e-52.2298e-66.4380e-71.6431e-78.7702e-82.7769e-52.7769e-61.7867e-74.6409e-822.380
PIAF FRHHN1.4811e-51.8584e-68.7442e-72.5248e-71.4754e-73.0951e-53.2515e-62.4118e-73.6416e-822.380
PIAF FRHHE1.5391e-51.9156e-69.2899e-72.3690e-71.3795e-72.5937e-54.0763e-62.2987e-73.9644e-822.380
ISO FRHHZ4.3911e-64.3584e-72.1754e-76.4273e-83.3527e-89.1886e-69.2383e-75.6593e-89.8210e-928.3294
ISO FRHHN8.5144e-61.0493e-64.1024e-71.4396e-78.7402e-82.0699e-51.6117e-61.4514e-72.4438e-828.3294
ISO FRHHE7.5668e-67.8894e-72.5295e-78.0145e-84.2359e-81.6265e-51.0377e-67.1651e-81.3787e-828.3294
ESCA FRHHZ7.3698e-69.7942e-73.9915e-79.6513e-84.8777e-81.9514e-51.9650e-69.4014e-82.1641e-829.0178
ESCA FRHHN1.5818e-51.3492e-66.2064e-71.5409e-78.1724e-83.0651e-52.5952e-61.2801e-72.9365e-829.0178
ESCA FRHHE1.0073e-51.7432e-68.4686e-73.1693e-71.3713e-73.2195e-55.9266e-62.0051e-74.3524e-829.0178
GBOS GUHHZ2.6015e-64.0331e-72.3161e-75.9448e-83.4451e-88.1831e-68.8297e-74.9889e-88.9728e-942.865
GBOS GUHHN2.3712e-64.8463e-72.7875e-76.9132e-83.4121e-86.8125e-61.1581e-65.4122e-81.0100e-842.865
GBOS GUHHE2.5997e-64.5396e-72.0032e-75.5768e-82.7961e-85.1815e-69.2432e-74.0109e-88.1762e-942.865
IMI GUHHZ3.9915e-64.7880e-72.0411e-75.6639e-82.8907e-86.1166e-67.2669e-74.8383e-88.8779e-947.4114
IMI GUHHN7.6424e-67.9408e-73.5137e-71.0849e-78.6450e-88.0026e-61.3085e-61.7775e-71.8071e-847.4114
IMI GUHHE5.1529e-67.2672e-73.3419e-77.9553e-84.2986e-88.5590e-61.1998e-67.3165e-81.5184e-847.4114
PZZ GUHHZ4.9087e-68.0360e-73.6006e-71.2367e-75.2782e-81.1559e-51.1841e-68.6111e-81.8383e-851.7338
PZZ GUHHN6.7521e-69.6111e-74.1792e-71.3372e-76.6865e-81.4796e-51.3804e-61.1043e-72.1206e-851.7338
PZZ GUHHE5.9091e-68.3999e-74.2995e-71.1922e-75.7552e-81.6138e-51.3993e-68.6856e-82.0069e-851.7338
*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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