AUTOMATIC Location - Area: Francia , magnitude (ML): 0.8
2025-08-08 14:04:21 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-08-08 14:08:12

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Earthquake info - RsniPicker2 automatic location
Event - ID :250808140303
Magnitude (ML) :0.8 +/- 0.3
Origin Time :2025-08-08 14:04:21.93 (UTC)
Location : Latitude: 44.252 N, Longitude: 6.710 E
Area :Francia
Depth (km) :5.40
Distances (km) : 24.2 --- Argentera (CN)
27.7 --- Pietraporzio (CN)
30.6 --- Sambuco (CN)
33.4 --- Acceglio (CN)
37.4 --- Canosio (CN)
37.6 --- Vinadio (CN)
37.7 --- Prazzo (CN)
38.3 --- Marmora (CN)
41.2 --- Aisone (CN)
43.6 --- Stroppo (CN)
43.7 --- Castelmagno (CN)
44.0 --- Bellino (CN)
44.0 --- Elva (CN)
45.4 --- Celle di Macra (CN)
46.5 --- Macra (CN)
47.3 --- Casteldelfino (CN)
47.4 --- Demonte (CN)
48.4 --- Pontechianale (CN)
49.1 --- Pradleves (CN)
50.8 --- San Damiano Macra (CN)

Quality location estimate:
Erh: 1.5 km, Erz: 1.9 km, Nf: 16, Gap: 246°, Rms: 0.13 s
Stazioni validate: 9


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.
SURFFR2025-08-08 14:04:27.5490.0150-0.011.63--:---.-----.---.-- 27.2
ISOFR2025-08-08 14:04:27.9900.06310.011.562025-08-08 14:04:32.0090.0861-0.101.2828.6
PZZGU2025-08-08 14:04:30.5590.02300.041.512025-08-08 14:04:36.4100.1302-0.191.0043.2
STVGU2025-08-08 14:04:30.7000.0400-0.400.382025-08-08 14:04:37.4700.14820.290.6049.3
ENRGU2025-08-08 14:04:32.5200.03000.061.382025-08-08 14:04:38.9900.3382-0.540.4656.7
TURFFR2025-08-08 14:04:33.6190.0320-0.171.082025-08-08 14:04:41.2590.1882-1.150.0462.8
RRLGU2025-08-08 14:04:35.7000.0380-0.101.262025-08-08 14:04:45.5290.2682-0.030.8674.8
BHBGU2025-08-08 14:04:36.1600.04000.081.23--:---.-----.---.-- 78.4
GBOSGU2025-08-08 14:04:38.0990.04600.121.092025-08-08 14:04:48.7790.47320.030.6390.1


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth Used
ISO FR0.202.43e-228.6106SI
PZZ GU0.604.58e-243.249SI
STV GU0.902.78e-249.391SI
ENR GU1.005.48e-256.792SI
RRL GU0.909.39e-374.85SI
BHB GU0.606.54e-378.434SI
GBOS GU1.401.63e-290.190SI


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.
(°)
ISO FRHHZ3.1963e-63.7248e-70.0000e+01.5097e-72.7848e-73.9255e-75.1754e-63.8412e-73.5379e-85.2792e-928.6106
ISO FRHHN3.7921e-63.9687e-70.0000e+02.1426e-73.9416e-73.9416e-76.6112e-64.3884e-75.3435e-88.5026e-928.6106
ISO FRHHE4.2920e-64.9202e-70.0000e+01.6225e-73.1963e-74.7003e-73.9104e-64.3673e-72.6903e-88.6339e-928.6106
PZZ GUHHZ3.7512e-66.2760e-70.0000e+03.5883e-76.3380e-79.0146e-71.4860e-51.2507e-67.0763e-81.2365e-843.249
PZZ GUHHN6.4054e-68.7200e-70.0000e+04.8189e-78.8652e-78.8652e-72.3674e-51.0868e-61.1387e-71.8467e-843.249
PZZ GUHHE4.3603e-66.8041e-70.0000e+04.3277e-77.9168e-71.1364e-61.2175e-51.9134e-69.2445e-81.3484e-843.249
STV GUHHZ1.7591e-63.0643e-70.0000e+02.0568e-73.6820e-75.2064e-75.6177e-68.9416e-77.5388e-89.1704e-949.391
STV GUHHN2.5375e-63.9616e-70.0000e+02.2705e-73.8876e-73.8876e-76.4057e-67.2032e-75.8096e-88.1665e-949.391
STV GUHHE1.8743e-62.3177e-70.0000e+02.0490e-73.4448e-74.5658e-74.0709e-68.0271e-75.0589e-86.4406e-949.391
ENR GUHHZ5.2687e-65.6126e-70.0000e+03.4035e-76.3085e-78.8443e-79.5537e-61.0309e-68.8390e-81.2826e-856.792
ENR GUHHN7.6100e-68.4355e-70.0000e+06.0601e-71.0926e-61.0926e-61.5223e-52.6635e-61.6736e-71.8828e-856.792
ENR GUHHE8.5746e-68.6432e-70.0000e+05.0376e-78.9040e-71.2672e-61.5162e-51.4338e-69.0494e-81.8551e-856.792
RRL GUHHZ2.8284e-74.6768e-80.0000e+03.7099e-88.2387e-81.1220e-77.1032e-72.3415e-73.1520e-82.4870e-974.85
RRL GUHHN4.0677e-71.0392e-70.0000e+07.3805e-81.3826e-71.3826e-71.0529e-63.5847e-73.2581e-83.4172e-974.85
RRL GUHHE4.2134e-79.2318e-80.0000e+06.7674e-81.3624e-71.8058e-71.3302e-63.2370e-73.7768e-83.9791e-974.85
BHB GUHHZ9.7579e-71.6863e-70.0000e+01.0106e-71.8869e-72.7182e-74.0779e-62.7802e-73.0580e-84.1969e-978.434
BHB GUHHN7.6605e-79.1211e-80.0000e+07.5801e-81.2786e-71.2786e-71.4092e-62.5071e-72.3665e-82.7923e-978.434
BHB GUHHE5.9867e-79.1530e-80.0000e+06.0904e-81.1874e-71.6435e-71.1889e-62.0211e-73.0424e-83.1111e-978.434
GBOS GUHHZ1.0654e-62.6683e-70.0000e+01.6921e-73.0755e-74.4615e-74.0067e-67.1600e-73.8095e-86.8600e-990.190
GBOS GUHHN8.1792e-71.7235e-70.0000e+01.4878e-72.6120e-72.6120e-73.7563e-66.1844e-77.9614e-85.9036e-990.190
GBOS GUHHE9.2360e-72.1427e-70.0000e+01.8678e-73.1577e-74.2430e-73.2307e-67.3908e-73.6924e-86.2419e-990.190
*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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