AUTOMATIC Location - Area: Alpi Pennine , magnitude (ML): 1.3
2025-12-23 01:25:16 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-12-23 01:29:25

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Earthquake info - RsniPicker2 automatic location
Event - ID :251223012422
Magnitude (ML) :1.3 +/- 0.2
Origin Time :2025-12-23 01:25:16.969 (UTC)
Location : Latitude: 45.921 N, Longitude: 7.085 E
Area :Alpi Pennine
Depth (km) :10.19
Distances (km) : 13.1 --- Saint-Rhemy-En-Bosses (AO)
14.4 --- Saint-Oyen (AO)
15.7 --- Etroubles (AO)
16.6 --- Courmayeur (AO)
18.4 --- Morgex (AO)
19.0 --- Pre -Saint-Didier (AO)
19.1 --- Ollomont (AO)
19.1 --- Allein (AO)
19.4 --- La Salle (AO)
20.5 --- Doues (AO)
21.4 --- Valpelline (AO)
22.4 --- Gignod (AO)
23.2 --- Roisan (AO)
23.5 --- Saint-Nicolas (AO)
23.8 --- Avise (AO)
24.3 --- Oyace (AO)
24.9 --- Arvier (AO)
24.9 --- La Thuile (AO)
25.9 --- Saint-Pierre (AO)
26.0 --- Villeneuve (AO)

Quality location estimate:
Erh: 1.4 km, Erz: 1.5 km, Nf: 22, Gap: 145°, Rms: 0.329 s
Stazioni validate: 16


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.
REMYGU2025-12-23 01:25:20.7990.10120.340.732025-12-23 01:25:22.8500.04400.021.8314.8
BLANCGU2025-12-23 01:25:19.6000.0100-1.520.13--:---.-----.---.-- 17.7
MRGEIV2025-12-23 01:25:21.0900.0110-0.011.812025-12-23 01:25:23.2800.0591-0.630.6519.7
DIXCH--:---.-----.---.--2025-12-23 01:25:28.2500.0971-0.011.5432.3
RSLFR2025-12-23 01:25:24.9900.0220-0.520.752025-12-23 01:25:29.7010.1952-1.650.1345.2
VANNICH--:---.-----.---.--2025-12-23 01:25:33.5090.15620.161.2752.0
CIROGU2025-12-23 01:25:27.0490.02800.131.462025-12-23 01:25:33.2400.1592-0.690.5652.6
SENINCH2025-12-23 01:25:27.1840.02800.031.722025-12-23 01:25:33.9940.1602-0.271.0752.9
SATIGU--:---.-----.---.--2025-12-23 01:25:36.3490.1862-0.281.0761.7
EMBDCH--:---.-----.---.--2025-12-23 01:25:37.5640.2542-0.121.1867.2
MMKCH2025-12-23 01:25:29.9500.03700.440.532025-12-23 01:25:38.2790.4292-0.011.0170.2
OROIV--:---.-----.---.--2025-12-23 01:25:40.3490.3072-0.291.0177.5
SIMPLCH2025-12-23 01:25:31.7350.04200.071.54--:---.-----.---.-- 81.0
RSPGU--:---.-----.---.--2025-12-23 01:25:42.5200.3022-0.111.1087.6
FIESACH--:---.-----.---.--2025-12-23 01:25:46.3840.3352-0.540.7898.0
BHBGU2025-12-23 01:25:38.3600.13820.800.16--:---.-----.---.-- 121.9


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth Used
REMY GU1.004.40e-114.8149SI
MRGE IV1.506.84e-119.7186SI
DIX CH1.705.42e-132.354SI
CIRO GU1.304.04e-252.6133SI
SATI GU1.001.68e-261.795SI
MMK CH1.101.41e-270.278SI
ORO IV1.202.87e-277.5115SI
RSP GU1.202.42e-287.6171SI
BHB GU1.301.15e-2121.9173SI


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 GUHHZ2.7465e-52.8801e-60.0000e+01.2870e-62.2661e-63.1906e-64.1070e-55.0146e-62.8249e-74.4627e-814.8149
REMY GUHHN5.9449e-57.9102e-60.0000e+01.9143e-63.2849e-63.2849e-64.0742e-57.0746e-66.3395e-78.6397e-814.8149
REMY GUHHE6.3827e-59.2581e-60.0000e+02.0090e-63.2930e-64.4895e-64.7336e-58.0484e-64.1208e-75.9423e-814.8149
BLANCGUHHZ6.0281e-57.6916e-60.0000e+04.6994e-68.5021e-61.2100e-51.5114e-49.5624e-68.4229e-71.9074e-717.7-1
BLANCGUHHN1.0667e-41.3839e-50.0000e+06.1500e-61.2584e-51.2584e-51.9849e-41.3823e-51.0480e-62.7369e-717.7-1
BLANCGUHHE7.4672e-58.7171e-60.0000e+04.9913e-69.3127e-61.3564e-51.6665e-41.2138e-51.0494e-62.0636e-717.7-1
MRGE IVHHZ7.6536e-57.3684e-60.0000e+01.6547e-63.2733e-64.8693e-63.3506e-52.7431e-62.9194e-77.1539e-819.7186
MRGE IVHHN2.1476e-42.2862e-50.0000e+04.1243e-68.5840e-68.5840e-61.1004e-47.1607e-68.2471e-72.1007e-719.7186
MRGE IVHHE2.0849e-42.0901e-50.0000e+04.0222e-68.4654e-61.2716e-58.3032e-57.4878e-67.2185e-71.9422e-719.7186
DIX CHHHZ3.6380e-54.4089e-60.0000e+02.2730e-63.9973e-65.6843e-64.0513e-56.5194e-66.2283e-78.3303e-832.354
DIX CHHHN5.5393e-56.5589e-60.0000e+03.5449e-66.3255e-66.3255e-68.5908e-51.4533e-59.1445e-71.4281e-732.354
DIX CHHHE6.1714e-58.7854e-60.0000e+02.7302e-64.9444e-67.0210e-66.5616e-57.7693e-64.9904e-79.9646e-832.354
CIRO GUHHZ4.5834e-66.2464e-70.0000e+03.1214e-76.0264e-79.2041e-76.4441e-67.4115e-78.7490e-81.4492e-852.6133
CIRO GUHHN9.2946e-68.8608e-70.0000e+04.6202e-78.5796e-78.5796e-75.5041e-61.9332e-68.0643e-81.8297e-852.6133
CIRO GUHHE4.8304e-65.4817e-70.0000e+02.6710e-74.7664e-77.0897e-75.0652e-65.4816e-76.5457e-81.1788e-852.6133
SATI GUHHZ2.1342e-62.4236e-70.0000e+01.2927e-72.3829e-73.4104e-74.0643e-63.3592e-74.2635e-81.7954e-861.795
SATI GUHHN4.6887e-65.1099e-70.0000e+02.3646e-74.5036e-74.5036e-77.3547e-65.4618e-74.7264e-81.1070e-861.795
SATI GUHHE3.1313e-63.8383e-70.0000e+01.9637e-74.0031e-75.6720e-77.5705e-63.3609e-77.5360e-81.3369e-861.795
MMK CHHHZ1.5611e-62.2337e-70.0000e+01.5453e-72.7793e-73.8125e-73.5235e-65.2415e-74.0673e-89.7789e-970.278
MMK CHHHN1.5103e-61.9888e-70.0000e+01.5318e-72.6331e-72.6331e-74.8478e-64.6060e-73.5390e-87.1308e-970.278
MMK CHHHE1.3447e-61.6319e-70.0000e+01.0375e-71.9373e-72.8338e-72.7366e-63.4138e-71.9815e-87.8149e-970.278
RSP GUHHZ1.3805e-62.0826e-70.0000e+01.6210e-72.7572e-73.8571e-75.3111e-63.7017e-75.9528e-83.5206e-887.6171
RSP GUHHN2.4667e-63.7186e-70.0000e+02.9361e-74.9676e-74.9676e-76.0277e-67.9177e-77.7877e-82.8499e-887.6171
RSP GUHHE1.9295e-62.7060e-70.0000e+02.4702e-74.1460e-75.6460e-74.3567e-68.3781e-77.2707e-82.0742e-887.6171
BHB GUHHZ6.3481e-71.0935e-70.0000e+08.9911e-81.6514e-72.3360e-72.1736e-62.8843e-76.9599e-81.7039e-8121.9173
BHB GUHHN6.8860e-71.1079e-70.0000e+01.0705e-71.8077e-71.8077e-72.2753e-63.9460e-78.4101e-82.0024e-8121.9173
BHB GUHHE4.7800e-79.2347e-80.0000e+07.2674e-81.2597e-71.9630e-71.4657e-63.2027e-75.0903e-82.0076e-8121.9173
*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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