AUTOMATIC Location - Area: Alpi Cozie , magnitude (ML): 0.9
2025-12-13 00:47:46 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-12-13 00:53:04

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Earthquake info - RsniPicker2 automatic location
Event - ID :251213004720
Magnitude (ML) :0.9 +/- 0.2
Origin Time :2025-12-13 00:47:46.79 (UTC)
Location : Latitude: 44.895 N, Longitude: 6.754 E
Area :Alpi Cozie
Depth (km) :11.38
Distances (km) : 5.0 --- Claviere (TO)
7.2 --- Cesana Torinese (TO)
9.9 --- Sauze di Cesana (TO)
12.2 --- Sestriere (TO)
16.7 --- Oulx (TO)
17.1 --- Sauze d Oulx (TO)
19.8 --- Pragelato (TO)
20.9 --- Bardonecchia (TO)
22.4 --- Salbertrand (TO)
23.3 --- Prali (TO)
24.1 --- Salza di Pinerolo (TO)
25.0 --- Massello (TO)
26.6 --- Exilles (TO)
27.7 --- Usseaux (TO)
28.4 --- Fenestrelle (TO)
29.0 --- Perrero (TO)
30.3 --- Bobbio Pellice (TO)
31.1 --- Chiomonte (TO)
32.3 --- Roure (TO)
33.1 --- Gravere (TO)

Quality location estimate:
Erh: 1.3 km, Erz: 1.2 km, Nf: 19, Gap: 117°, Rms: 0.348 s
Stazioni validate: 11


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.
RRLGU2025-12-13 00:47:49.7500.01400.011.882025-12-13 00:47:50.8130.0410-0.970.6112.1
OGAGFR2025-12-13 00:47:51.4900.0180-0.031.802025-12-13 00:47:54.0090.1442-0.860.6623.8
OGMOFR2025-12-13 00:47:54.0490.02200.061.542025-12-13 00:47:58.6300.1112-0.370.6737.1
BHBGU2025-12-13 00:47:54.9390.03000.021.682025-12-13 00:47:59.8960.1702-0.670.6542.2
SURFFR2025-12-13 00:47:55.7590.02800.061.492025-12-13 00:48:02.2130.2762-0.010.9447.6
RSPGU--:---.-----.---.--2025-12-13 00:48:01.7400.2852-0.970.5550.4
PZZGU2025-12-13 00:47:56.4100.0300-0.101.352025-12-13 00:48:03.1000.1592-0.460.7153.0
LSDGU2025-12-13 00:47:59.5400.0370-0.081.362025-12-13 00:48:07.7400.2112-0.710.6870.5
ISOFR2025-12-13 00:48:01.0400.3512-0.590.752025-12-13 00:48:12.1300.26320.160.7383.2
BLANCGU2025-12-13 00:48:04.7700.0551-1.140.41--:---.-----.---.-- 107.1
MVIFFR--:---.-----.---.--2025-12-13 00:48:21.1500.5033-0.970.53116.0


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth Used
RRL GU1.004.02e-112.144SI
BHB GU0.602.53e-242.299SI
RSP GU0.802.96e-250.455SI
PZZ GU1.108.91e-253.0146SI
LSD GU1.103.16e-270.525SI
ISO FR0.801.02e-283.2163SI


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.
(°)
RRL GUHHZ2.2381e-53.0489e-60.0000e+01.5350e-62.7465e-63.8646e-63.2299e-54.5620e-63.2093e-75.7319e-812.144
RRL GUHHN3.0176e-55.0116e-60.0000e+02.4611e-64.3725e-64.3725e-65.5206e-51.0769e-56.2456e-71.1063e-712.144
RRL GUHHE1.8754e-53.9146e-60.0000e+02.1419e-64.0745e-65.8885e-65.5925e-57.8851e-63.9443e-77.8363e-812.144
BHB GUHHZ9.3002e-69.1622e-70.0000e+05.3879e-79.2402e-71.2844e-61.7210e-51.9165e-62.4449e-72.7548e-842.299
BHB GUHHN4.3450e-64.9575e-70.0000e+03.1330e-75.5029e-75.5029e-71.0117e-56.1620e-71.3264e-71.2217e-842.299
BHB GUHHE6.2014e-65.7866e-70.0000e+03.4856e-76.1753e-78.9451e-71.2222e-59.9883e-71.2268e-71.3090e-842.299
RSP GUHHZ3.5678e-63.9788e-70.0000e+02.2787e-74.3639e-76.2269e-75.2338e-66.1100e-74.7427e-88.2881e-950.455
RSP GUHHN3.7357e-64.7438e-70.0000e+02.9588e-75.4803e-75.4803e-76.6024e-67.1464e-76.1707e-81.1582e-850.455
RSP GUHHE4.0715e-65.1780e-70.0000e+03.6492e-76.2589e-78.7553e-71.5170e-58.5098e-76.8286e-81.1415e-850.455
PZZ GUHHZ8.6198e-61.4061e-60.0000e+09.8474e-71.7078e-62.4017e-61.5867e-52.3078e-62.4099e-72.6864e-853.0146
PZZ GUHHN7.5818e-61.2273e-60.0000e+01.0983e-61.7707e-61.7707e-61.6422e-55.0271e-61.9978e-73.3350e-853.0146
PZZ GUHHE8.2916e-61.3341e-60.0000e+01.0924e-61.8275e-62.4724e-61.8077e-53.1850e-62.4477e-73.1430e-853.0146
LSD GUHHZ1.8773e-62.8164e-70.0000e+01.9225e-73.2677e-74.5875e-74.0507e-67.5923e-74.2809e-88.4049e-970.525
LSD GUHHN2.3345e-63.2798e-70.0000e+02.2559e-73.8182e-73.8182e-76.5980e-69.9906e-73.3176e-87.4571e-970.525
LSD GUHHE2.7414e-64.2146e-70.0000e+03.0706e-75.2930e-77.3280e-76.0759e-61.3392e-65.9511e-81.2250e-870.525
ISO FRHHZ4.8629e-78.5784e-80.0000e+05.7354e-81.0221e-71.4655e-71.3534e-61.9572e-73.5281e-82.2762e-983.2163
ISO FRHHN6.2806e-78.5581e-80.0000e+05.8644e-81.0604e-71.0604e-71.1940e-61.6521e-72.5602e-82.6195e-983.2163
ISO FRHHE8.1870e-71.2460e-70.0000e+07.9237e-81.6527e-72.2284e-71.6919e-62.6633e-73.4530e-83.0656e-983.2163
BLANCGUHHZ1.7251e-51.6371e-60.0000e+02.5260e-75.3106e-78.0832e-74.5590e-63.2396e-74.1342e-81.1846e-8107.1-1
BLANCGUHHN4.0635e-53.7605e-60.0000e+06.5986e-71.3877e-61.3877e-61.4694e-57.4063e-71.1363e-73.3015e-8107.1-1
BLANCGUHHE5.1012e-55.4309e-60.0000e+06.8477e-71.4292e-62.1684e-61.1959e-57.7953e-71.3062e-73.4731e-8107.1-1
*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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