AUTOMATIC Location - Area: Alpi Pennine , magnitude (ML): 0.8
2025-11-22 15:35:37 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-11-22 15:40:17

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Earthquake info - RsniPicker2 automatic location
Event - ID :251122153512
Magnitude (ML) :0.8 +/- 0.2
Origin Time :2025-11-22 15:35:37.75 (UTC)
Location : Latitude: 45.899 N, Longitude: 7.012 E
Area :Alpi Pennine
Depth (km) :7.40
Distances (km) : 12.1 --- Courmayeur (AO)
15.1 --- Pre -Saint-Didier (AO)
15.5 --- Saint-Rhemy-En-Bosses (AO)
15.8 --- Morgex (AO)
17.6 --- La Salle (AO)
17.6 --- Saint-Oyen (AO)
19.0 --- Etroubles (AO)
20.7 --- La Thuile (AO)
22.5 --- Allein (AO)
23.3 --- Avise (AO)
23.5 --- Saint-Nicolas (AO)
23.7 --- Ollomont (AO)
24.6 --- Doues (AO)
24.8 --- Arvier (AO)
25.6 --- Gignod (AO)
25.7 --- Valpelline (AO)
26.6 --- Roisan (AO)
26.6 --- Villeneuve (AO)
26.8 --- Introd (AO)
26.9 --- Saint-Pierre (AO)

Quality location estimate:
Erh: 2.7 km, Erz: 1.1 km, Nf: 13, Gap: 185°, Rms: 0.25 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.
BLANCGU2025-11-22 15:35:40.8490.00600.002.06--:---.-----.---.-- 11.3
REMYGU2025-11-22 15:35:41.4590.00700.012.032025-11-22 15:35:43.5090.0500-0.430.7115.1
MRGEIV2025-11-22 15:35:41.4700.0080-0.021.972025-11-22 15:35:43.5700.0500-0.430.7116.6
DIXCH--:---.-----.---.--2025-11-22 15:35:49.2990.1122-1.370.2237.5
RSLFR2025-11-22 15:35:45.2090.01900.001.772025-11-22 15:35:49.4170.1982-0.870.3738.7
LSDGU2025-11-22 15:35:47.0400.03000.061.372025-11-22 15:35:52.6890.1512-0.610.5650.4
CIROGU--:---.-----.---.--2025-11-22 15:35:53.9190.1862-1.640.1654.9
SATIGU--:---.-----.---.--2025-11-22 15:35:57.8100.3852-1.090.3966.8
MMKCH--:---.-----.---.--2025-11-22 15:36:00.2350.2562-0.520.6775.9


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth Used
REMY GU0.401.22e-115.1121SI
MRGE IV1.103.86e-116.6165SI
DIX CH1.008.96e-237.556SI
LSD GU0.903.37e-250.4169SI
CIRO GU0.801.36e-254.9127SI
SATI GU0.901.14e-266.892SI
MMK CH0.705.49e-375.977SI


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.
(°)
BLANCGUHHZ1.6585e-52.3189e-60.0000e+01.5286e-62.6571e-63.7265e-64.4623e-55.1722e-62.3637e-74.4948e-811.3-1
BLANCGUHHN3.5761e-54.0022e-60.0000e+02.0957e-63.7281e-63.7281e-65.5422e-56.5154e-63.8858e-77.7753e-811.3-1
BLANCGUHHE2.7031e-53.2114e-60.0000e+02.0676e-63.9131e-65.5122e-67.0419e-54.5612e-63.9213e-76.8518e-811.3-1
REMY GUHHZ5.9951e-67.9043e-70.0000e+03.1663e-75.7602e-78.0721e-71.0437e-51.1521e-61.0312e-71.3641e-815.1121
REMY GUHHN1.2541e-51.3297e-60.0000e+05.0636e-79.2909e-79.2909e-71.1404e-51.5561e-61.6134e-71.8656e-815.1121
REMY GUHHE1.2232e-51.8938e-60.0000e+04.6410e-78.3860e-71.2027e-61.3288e-51.3744e-61.2296e-71.6823e-815.1121
MRGE IVHHZ5.5351e-55.4169e-60.0000e+07.7269e-71.6046e-62.4221e-61.3309e-51.4265e-61.1310e-73.3382e-816.6165
MRGE IVHHN1.3526e-41.3261e-50.0000e+01.7645e-63.7239e-63.7239e-63.9547e-52.4211e-62.8958e-78.1897e-816.6165
MRGE IVHHE1.3030e-41.2305e-50.0000e+01.2503e-62.5524e-63.8236e-62.6367e-52.0108e-62.3236e-75.5376e-816.6165
DIX CHHHZ1.5345e-51.7243e-60.0000e+01.1300e-62.0120e-62.8875e-62.2087e-52.5729e-62.5880e-74.5813e-837.556
DIX CHHHN1.2430e-51.6841e-60.0000e+01.0829e-62.0228e-62.0228e-62.5610e-53.9463e-62.7692e-73.8259e-837.556
DIX CHHHE1.5723e-51.8485e-60.0000e+01.2287e-62.2717e-63.2349e-63.7139e-52.6839e-61.7562e-74.2869e-837.556
LSD GUHHZ3.9239e-63.6723e-70.0000e+01.8716e-73.7171e-75.4111e-72.9173e-63.3282e-75.2290e-89.8339e-950.4169
LSD GUHHN8.7339e-66.2034e-70.0000e+02.4525e-75.0166e-75.0166e-75.5493e-64.0873e-76.3553e-81.1510e-850.4169
LSD GUHHE6.9530e-67.7405e-70.0000e+02.4349e-74.3365e-76.1712e-76.2417e-65.8114e-76.8896e-81.0013e-850.4169
CIRO GUHHZ1.6210e-62.0644e-70.0000e+01.0877e-72.0069e-72.9409e-72.7936e-63.5885e-73.3990e-87.0104e-954.9127
CIRO GUHHN2.8687e-62.6199e-70.0000e+01.3439e-72.2951e-72.2951e-72.3449e-64.3884e-74.0505e-86.6475e-954.9127
CIRO GUHHE1.5120e-61.9390e-70.0000e+07.4463e-81.4269e-72.1034e-71.8537e-62.3162e-73.6287e-84.5965e-954.9127
SATI GUHHZ1.3004e-69.8597e-80.0000e+04.7933e-89.4003e-81.4293e-71.5419e-69.1349e-83.6210e-87.8285e-966.892
SATI GUHHN2.6538e-62.8904e-70.0000e+01.1578e-72.2211e-72.2211e-75.7415e-61.7950e-74.2201e-89.2835e-966.892
SATI GUHHE1.8627e-62.3456e-70.0000e+09.6770e-81.9794e-72.9342e-74.2161e-61.4722e-79.3767e-87.8414e-966.892
MMK CHHHZ8.4798e-79.5923e-80.0000e+06.3628e-81.2625e-71.8019e-71.2612e-61.5580e-74.7480e-86.4893e-975.977
MMK CHHHN6.5692e-78.2508e-80.0000e+05.8491e-81.1150e-71.1150e-71.6514e-61.9739e-74.9742e-84.8093e-975.977
MMK CHHHE8.7363e-71.0146e-70.0000e+05.0664e-81.0024e-71.5065e-71.4168e-61.4368e-73.1083e-86.2018e-975.977
*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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