AUTOMATIC Location - Area: Alpi Cozie , magnitude (ML): 0.5
2025-02-17 12:39:39 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-02-17 12:43:39

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Earthquake info - RsniPicker2 automatic location
Event - ID :250217123840
Magnitude (ML) :0.5 +/- 0.4
Origin Time :2025-02-17 12:39:39.65 (UTC)
Location : Latitude: 44.495 N, Longitude: 6.861 E
Area :Alpi Cozie
Depth (km) :2.98
Distances (km) : 10.4 --- Acceglio (CN)
12.4 --- Argentera (CN)
15.4 --- Prazzo (CN)
15.7 --- Bellino (CN)
18.1 --- Canosio (CN)
18.8 --- Elva (CN)
18.9 --- Marmora (CN)
19.5 --- Pontechianale (CN)
19.7 --- Casteldelfino (CN)
21.1 --- Stroppo (CN)
21.6 --- Pietraporzio (CN)
24.2 --- Sambuco (CN)
25.2 --- Macra (CN)
25.3 --- Celle di Macra (CN)
27.8 --- Sampeyre (CN)
29.5 --- Castelmagno (CN)
31.3 --- San Damiano Macra (CN)
32.3 --- Vinadio (CN)
32.8 --- Crissolo (CN)
33.1 --- Oncino (CN)

Quality location estimate:
Erh: 0.9 km, Erz: 0.8 km, Nf: 11, Gap: 106°, Rms: 0.128 s
Stazioni validate: 7


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.
SURFFR2025-02-17 12:39:41.2790.00300.011.732025-02-17 12:39:41.9590.2092-0.540.385.1
PZZGU2025-02-17 12:39:44.1800.0100-0.011.742025-02-17 12:39:47.0390.0701-0.480.3220.4
ISOFR--:---.-----.---.--2025-02-17 12:39:52.0900.1132-0.081.1437.8
STVGU--:---.-----.---.--2025-02-17 12:39:54.4100.1392-0.021.0846.3
RRLGU2025-02-17 12:39:48.9390.0380-0.061.392025-02-17 12:39:55.4900.1542-0.061.0347.8
BHBGU2025-02-17 12:39:49.1390.02400.071.302025-02-17 12:39:54.7790.2562-0.930.1449.5
GBOSGU--:---.-----.---.--2025-02-17 12:40:04.7900.27020.050.7482.8


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth Used
PZZ GU0.409.98e-220.486SI
ISO FR0.101.04e-237.8156SI
STV GU0.401.02e-246.3127SI
RRL GU0.501.11e-247.8353SI
BHB GU0.501.35e-249.540SI
GBOS GU1.301.53e-282.8110SI


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 GUHHZ7.9177e-61.2049e-60.0000e+07.0368e-71.2743e-61.8372e-62.0372e-52.1017e-61.4634e-72.4769e-820.486
PZZ GUHHN1.0209e-51.6482e-60.0000e+01.0258e-61.8572e-61.8572e-61.9941e-52.8516e-62.0891e-73.0462e-820.486
PZZ GUHHE8.9925e-61.7997e-60.0000e+09.4392e-71.5724e-62.1775e-61.7761e-52.5443e-61.9740e-73.1136e-820.486
ISO FRHHZ9.4838e-71.9262e-70.0000e+01.1208e-72.1102e-73.0443e-72.6615e-62.8612e-75.3042e-86.1915e-937.8156
ISO FRHHN8.3368e-71.4307e-70.0000e+09.0221e-81.6774e-71.6774e-71.7253e-61.9466e-74.6563e-84.4092e-937.8156
ISO FRHHE8.0132e-71.4097e-70.0000e+08.3789e-81.5540e-72.1694e-71.6566e-63.1915e-73.9858e-87.3156e-937.8156
STV GUHHZ1.1787e-61.9841e-70.0000e+01.1792e-72.1254e-73.0728e-72.1012e-64.0555e-74.9324e-87.4121e-946.3127
STV GUHHN1.1587e-61.6956e-70.0000e+01.1149e-71.9272e-71.9272e-73.4282e-63.9214e-75.9894e-88.2447e-946.3127
STV GUHHE1.1405e-61.4512e-70.0000e+09.3157e-81.8769e-72.6928e-72.4861e-64.2788e-73.9430e-87.4536e-946.3127
RRL GUHHZ4.7245e-78.5890e-80.0000e+04.5093e-89.3449e-81.4206e-71.0217e-63.3714e-74.6297e-87.2361e-947.8353
RRL GUHHN5.7268e-79.1662e-80.0000e+08.8225e-81.4595e-71.4595e-71.8287e-68.4856e-75.3275e-81.1324e-847.8353
RRL GUHHE5.0811e-78.5649e-80.0000e+07.5882e-81.3170e-71.8111e-72.2450e-64.0033e-74.5547e-87.5952e-947.8353
BHB GUHHZ1.4501e-62.5999e-70.0000e+01.4729e-73.0899e-74.7600e-76.7197e-63.5922e-72.9017e-71.0659e-849.540
BHB GUHHN1.0276e-61.6090e-70.0000e+01.2687e-72.3393e-72.3393e-73.1707e-64.1677e-71.4912e-78.3266e-949.540
BHB GUHHE1.0821e-61.7967e-70.0000e+01.2278e-72.4124e-73.3942e-74.4324e-62.9549e-71.5070e-77.5902e-949.540
GBOS GUHHZ5.0275e-71.5696e-70.0000e+01.0314e-71.7247e-72.3668e-71.7726e-64.5664e-75.1211e-81.3163e-882.8110
GBOS GUHHN1.3232e-62.0851e-70.0000e+01.3816e-72.6656e-72.6656e-71.4593e-64.8305e-79.2866e-89.6395e-982.8110
GBOS GUHHE6.7998e-71.5646e-70.0000e+01.3113e-72.2505e-73.0973e-71.7854e-65.0932e-75.5636e-88.4169e-982.8110
*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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