AUTOMATIC Location - Area: Alpi Pennine , magnitude (ML): 1.3
2025-09-18 16:36:35 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-09-18 16:41:00

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Earthquake info - RsniPicker2 automatic location
Event - ID :250918163609
Magnitude (ML) :1.3 +/- 0.2
Origin Time :2025-09-18 16:36:35.029 (UTC)
Location : Latitude: 45.893 N, Longitude: 7.070 E
Area :Alpi Pennine
Depth (km) :11.65
Distances (km) : 11.5 --- Saint-Rhemy-En-Bosses (AO)
13.3 --- Saint-Oyen (AO)
13.3 --- Courmayeur (AO)
14.7 --- Etroubles (AO)
15.2 --- Morgex (AO)
15.7 --- Pre -Saint-Didier (AO)
16.2 --- La Salle (AO)
18.3 --- Allein (AO)
19.2 --- Ollomont (AO)
20.1 --- Doues (AO)
20.9 --- Saint-Nicolas (AO)
21.1 --- Avise (AO)
21.2 --- Valpelline (AO)
21.4 --- Gignod (AO)
21.6 --- La Thuile (AO)
22.3 --- Arvier (AO)
22.3 --- Roisan (AO)
23.7 --- Villeneuve (AO)
23.8 --- Saint-Pierre (AO)
24.2 --- Introd (AO)

Quality location estimate:
Erh: 1.3 km, Erz: 1.4 km, Nf: 20, Gap: 142°, Rms: 0.495 s
Stazioni validate: 14


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.
REMYGU2025-09-18 16:36:39.3890.00800.830.772025-09-18 16:36:41.4300.04800.461.3814.8
COURMFR2025-09-18 16:36:38.5800.00700.001.31--:---.-----.---.-- 16.4
MRGEIV2025-09-18 16:36:39.4000.00900.551.242025-09-18 16:36:41.4790.05510.041.2618.0
DIXCH2025-09-18 16:36:43.1100.03500.870.782025-09-18 16:36:47.6500.11220.451.2535.5
RSLFR2025-09-18 16:36:43.1600.0200-0.031.212025-09-18 16:36:47.3950.1312-1.350.0242.9
LSDGU2025-09-18 16:36:45.0200.02600.920.612025-09-18 16:36:50.6680.14720.361.2349.8
CIROGU--:---.-----.---.--2025-09-18 16:36:51.8800.21120.051.0651.7
SENINCH2025-09-18 16:36:46.3200.03300.491.332025-09-18 16:36:52.9310.4782-0.440.5156.5
SATIGU--:---.-----.---.--2025-09-18 16:36:54.9250.2052-0.110.8463.0
EMBDCH--:---.-----.---.--2025-09-18 16:36:56.9500.21520.421.1870.0
MMKCH--:---.-----.---.--2025-09-18 16:36:57.4700.22320.501.1472.3
OROIV--:---.-----.---.--2025-09-18 16:36:58.6890.29420.010.9577.5
RSPGU--:---.-----.---.--2025-09-18 16:36:59.7900.4072-0.190.7285.0
RRLGU2025-09-18 16:36:54.8600.05610.341.22--:---.-----.---.-- 110.9


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth Used
REMY GU0.802.57e-114.8132SI
COURMFR1.701.82e+016.4226SI
MRGE IV1.507.77e-118.0183SI
DIX CH1.603.30e-135.551SI
LSD GU1.208.00e-249.8174SI
CIRO GU1.203.49e-251.7130SI
SATI GU1.303.02e-263.092SI
MMK CH1.001.21e-272.375SI
ORO IV1.202.81e-277.5112SI
RSP GU1.102.12e-285.0170SI
RRL GU1.301.04e-2110.9192SI


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.
(°)
REMY GUHHZ2.1278e-52.1918e-60.0000e+08.5142e-71.6802e-62.4323e-62.0578e-52.2777e-62.8928e-74.5485e-814.8132
REMY GUHHN3.2276e-53.9459e-60.0000e+01.3632e-62.7197e-62.7197e-63.3354e-53.6442e-63.4098e-74.5453e-814.8132
REMY GUHHE2.9411e-53.9830e-60.0000e+01.1096e-61.9581e-62.7853e-62.9252e-53.6569e-63.3328e-73.6822e-814.8132
MRGE IVHHZ1.3910e-41.4251e-50.0000e+01.7598e-63.5042e-65.2575e-62.5736e-54.7643e-64.4175e-79.9028e-818.0183
MRGE IVHHN2.6983e-42.3097e-50.0000e+02.9548e-66.1215e-66.1215e-66.2499e-57.7588e-66.2801e-71.5808e-718.0183
MRGE IVHHE1.8810e-41.8273e-50.0000e+02.8144e-66.0636e-69.2552e-65.6133e-57.8490e-66.1323e-71.2232e-718.0183
DIX CHHHZ3.3909e-53.5816e-60.0000e+01.9188e-63.3905e-64.7013e-64.3603e-56.8642e-64.8310e-75.7396e-835.551
DIX CHHHN4.3573e-55.1675e-60.0000e+02.1687e-63.9409e-63.9409e-65.4028e-56.4448e-65.6539e-78.0764e-835.551
DIX CHHHE3.4833e-54.5638e-60.0000e+02.3258e-64.5894e-66.6637e-64.8025e-56.5347e-64.5856e-79.9195e-835.551
LSD GUHHZ1.2992e-51.0634e-60.0000e+04.8874e-79.6698e-71.4486e-68.5551e-69.2823e-71.4291e-72.9086e-849.8174
LSD GUHHN1.3977e-51.2860e-60.0000e+04.4887e-78.8148e-78.8148e-78.7476e-69.0590e-79.7721e-82.0293e-849.8174
LSD GUHHE2.0936e-51.9683e-60.0000e+05.5425e-79.5375e-71.3053e-61.3145e-51.4628e-61.0400e-71.7421e-849.8174
CIRO GUHHZ5.6582e-67.9903e-70.0000e+03.7023e-76.9673e-71.0373e-68.9543e-69.9246e-76.4774e-81.5065e-851.7130
CIRO GUHHN7.4505e-68.2713e-70.0000e+04.0303e-77.6863e-77.6863e-76.7038e-61.2856e-68.3331e-81.4507e-851.7130
CIRO GUHHE5.5714e-65.9935e-70.0000e+02.3017e-74.6467e-77.0942e-76.8218e-65.0864e-76.6992e-81.2661e-851.7130
SATI GUHHZ3.9871e-64.0295e-70.0000e+02.0045e-73.5670e-75.1659e-77.7397e-65.2127e-73.6106e-88.6331e-963.092
SATI GUHHN6.9914e-67.1877e-70.0000e+03.4958e-76.5323e-76.5323e-71.8661e-55.9791e-77.7027e-81.4340e-863.092
SATI GUHHE5.6456e-67.0506e-70.0000e+03.8143e-77.2980e-71.0661e-61.4571e-55.5301e-76.7250e-81.4745e-863.092
MMK CHHHZ1.8628e-62.4000e-70.0000e+01.7521e-73.0246e-74.2175e-74.5864e-64.7468e-73.5791e-85.3436e-972.375
MMK CHHHN1.7257e-62.3180e-70.0000e+01.6960e-72.8086e-72.8086e-74.3442e-65.1904e-74.4059e-86.1592e-972.375
MMK CHHHE1.7193e-62.0518e-70.0000e+01.2322e-72.2717e-73.2240e-73.3660e-62.8577e-71.9312e-86.0126e-972.375
RSP GUHHZ1.6889e-62.8112e-70.0000e+01.9904e-73.3577e-74.6409e-75.4518e-66.6205e-75.0412e-86.9415e-985.0170
RSP GUHHN1.8199e-62.7174e-70.0000e+02.1792e-73.5700e-73.5700e-74.5666e-68.1646e-75.1962e-86.9983e-985.0170
RSP GUHHE2.3378e-64.0703e-70.0000e+02.9917e-75.1143e-77.2713e-76.0361e-61.2911e-66.9113e-89.9307e-985.0170
RRL GUHHZ3.8850e-75.3776e-80.0000e+03.0972e-85.5264e-87.6037e-85.0408e-79.1540e-82.4657e-86.4075e-9110.9192
RRL GUHHN2.2114e-74.6780e-80.0000e+04.3324e-87.8236e-87.8236e-88.2037e-72.7812e-73.8019e-84.2650e-9110.9192
RRL GUHHE2.1872e-73.6928e-80.0000e+03.9252e-87.4355e-81.0378e-75.7311e-71.5921e-72.0206e-84.8649e-9110.9192
*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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