AUTOMATIC Location - Area: Alpi Cozie , magnitude (ML): 0.8
2025-02-04 16:16:51 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-02-04 16:20:41

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Earthquake info - RsniPicker2 automatic location
Event - ID :250204161543
Magnitude (ML) :0.8 +/- 0.3
Origin Time :2025-02-04 16:16:51.83 (UTC)
Location : Latitude: 44.512 N, Longitude: 6.822 E
Area :Alpi Cozie
Depth (km) :6.35
Distances (km) : 13.9 --- Acceglio (CN)
15.7 --- Argentera (CN)
17.3 --- Bellino (CN)
18.8 --- Prazzo (CN)
20.5 --- Pontechianale (CN)
21.5 --- Elva (CN)
21.5 --- Casteldelfino (CN)
21.6 --- Canosio (CN)
22.4 --- Marmora (CN)
24.2 --- Stroppo (CN)
25.0 --- Pietraporzio (CN)
27.8 --- Sambuco (CN)
28.4 --- Macra (CN)
28.6 --- Celle di Macra (CN)
30.2 --- Sampeyre (CN)
33.0 --- Castelmagno (CN)
33.9 --- Crissolo (CN)
34.5 --- San Damiano Macra (CN)
34.6 --- Oncino (CN)
35.5 --- Ostana (CN)

Quality location estimate:
Erh: 2.1 km, Erz: 1.4 km, Nf: 11, Gap: 165°, Rms: 0.275 s
Stazioni validate: 8


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.
SURFFR2025-02-04 16:16:53.7700.00300.001.832025-02-04 16:16:54.5390.0220-0.700.587.3
PZZGU2025-02-04 16:16:56.8690.01200.001.822025-02-04 16:16:59.9190.0731-0.600.6124.2
ISOFR--:---.-----.---.--2025-02-04 16:17:04.8400.1242-0.121.0541.2
RRLGU2025-02-04 16:17:00.6500.02300.041.562025-02-04 16:17:06.4720.2632-0.380.7846.0
STVGU--:---.-----.---.--2025-02-04 16:17:07.3700.19820.130.9150.2
BHBGU--:---.-----.---.--2025-02-04 16:17:06.8400.1992-0.850.3850.5
TURFFR--:---.-----.---.--2025-02-04 16:17:15.4300.26020.230.6975.3
GBOSGU--:---.-----.---.--2025-02-04 16:17:17.4690.34620.020.7986.5


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth Used
PZZ GU0.701.69e-124.291SI
ISO FR0.301.44e-241.2153SI
RRL GU0.701.91e-246.0357SI
STV GU0.701.48e-250.2126SI
BHB GU0.802.59e-250.544SI
GBOS GU1.401.84e-286.5110SI


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.
(°)
PZZ GUHHZ1.1207e-51.7042e-60.0000e+01.0414e-61.9230e-62.7358e-63.8536e-54.0367e-62.0340e-74.1638e-824.291
PZZ GUHHN1.2142e-52.3986e-60.0000e+01.6542e-62.8636e-62.8636e-62.1807e-56.8711e-63.0430e-75.9597e-824.291
PZZ GUHHE1.5689e-53.2780e-60.0000e+01.7426e-63.1382e-64.4968e-62.7654e-57.9675e-63.3699e-77.0626e-824.291
ISO FRHHZ1.3930e-62.0074e-70.0000e+01.3210e-72.2289e-73.0523e-73.0091e-64.6116e-74.2549e-85.9391e-941.2153
ISO FRHHN1.9316e-62.2519e-70.0000e+01.2546e-72.2500e-72.2500e-72.1589e-64.0184e-74.5548e-86.0917e-941.2153
ISO FRHHE1.9836e-62.6301e-70.0000e+01.6080e-72.7762e-73.8461e-73.5949e-65.3909e-73.0897e-86.6218e-941.2153
RRL GUHHZ1.1741e-61.6186e-70.0000e+01.1151e-72.0660e-72.8786e-72.7545e-65.3876e-75.7207e-86.3477e-946.0357
RRL GUHHN1.5419e-62.2979e-70.0000e+02.0679e-73.3855e-73.3855e-74.9383e-61.1087e-64.9621e-81.0905e-846.0357
RRL GUHHE1.1129e-61.5714e-70.0000e+01.6433e-72.6454e-73.5349e-73.7710e-67.8102e-77.1358e-86.2570e-946.0357
STV GUHHZ1.5557e-62.2425e-70.0000e+01.5626e-72.6919e-73.5984e-74.6994e-63.6823e-75.4094e-86.5381e-950.2126
STV GUHHN2.5766e-63.3724e-70.0000e+01.8895e-73.5155e-73.5155e-78.0403e-64.7460e-75.1955e-89.4288e-950.2126
STV GUHHE2.0475e-62.3909e-70.0000e+01.6901e-72.9340e-74.1419e-74.4941e-64.9824e-73.9209e-86.0131e-950.2126
BHB GUHHZ3.1457e-64.3629e-70.0000e+02.7782e-74.9352e-77.0719e-77.0856e-68.7057e-71.7377e-71.2705e-850.544
BHB GUHHN2.3120e-63.5538e-70.0000e+02.5212e-74.5713e-74.5713e-75.5900e-67.5307e-71.2352e-79.9367e-950.544
BHB GUHHE3.6947e-64.3384e-70.0000e+02.7034e-74.9264e-77.0820e-78.9515e-65.8033e-71.2080e-78.7447e-950.544
GBOS GUHHZ6.3674e-71.4395e-70.0000e+01.4701e-72.3640e-73.0713e-73.8137e-67.7637e-73.8846e-84.2422e-986.5110
GBOS GUHHN6.4907e-71.1463e-70.0000e+09.5228e-81.7100e-71.7100e-72.0130e-65.5431e-77.0747e-86.0784e-986.5110
GBOS GUHHE7.4806e-71.9870e-70.0000e+01.5513e-72.6247e-73.5072e-72.9760e-68.8270e-73.6067e-84.3387e-986.5110
*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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