MANUAL Location - Area: Alpi Pennine , magnitude (ML): 1.0
2025-11-25 16:53:30 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-11-26 10:13:51

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Earthquake info - Manual location
Event - ID :251125165304
Magnitude (ML) :1.0 +/- 0.2
Origin Time :2025-11-25 16:53:30.067 (UTC)
Location : Latitude: 45.895 N, Longitude: 7.022 E
Area :Alpi Pennine
Depth (km) :6.01
Distances (km) : 11.9 --- Courmayeur
14.5 --- Saint-Rhemy-En-Bosses
14.8 --- Pre -Saint-Didier
15.2 --- Morgex
16.6 --- Saint-Oyen
16.9 --- La Salle
18.0 --- Etroubles
20.5 --- La Thuile
21.5 --- Allein
22.5 --- Avise
22.7 --- Saint-Nicolas
22.7 --- Ollomont
23.5 --- Doues
24.0 --- Arvier
24.6 --- Gignod
24.7 --- Valpelline
25.6 --- Roisan
25.7 --- Villeneuve
26.0 --- Introd
26.0 --- Saint-Pierre

Quality location estimate: Erh: 0.9 km, Erz: 1 km, Nf: 39, Gap: 104 °, Rms: 0.34


Manual location results
Station Net P arrival time P pick
err
P pick
weight
P res Nll
weight
S arrival time S pick
err
S pick
weight
S res Nll
weight
Dist.
BLANCGU2025-11-25 16:53:32.9500.0130-0.081.44--:---.-----.---.-- 10.7
REMYGU2025-11-25 16:53:33.5500.01200.051.472025-11-25 16:53:35.5490.0471-0.261.4614.8
MRGEIV2025-11-25 16:53:33.5700.0130-0.021.642025-11-25 16:53:35.6690.0531-0.281.4216.2
DIXCH2025-11-25 16:53:37.2770.0200-0.331.302025-11-25 16:53:41.8300.1123-0.960.4936.9
RSLFR2025-11-25 16:53:37.3200.0281-0.241.462025-11-25 16:53:41.7090.1183-0.950.5038.8
LSDGU2025-11-25 16:53:39.1600.02510.011.522025-11-25 16:53:44.8090.1534-0.570.8449.9
SENINCH2025-11-25 16:53:40.4600.0321-0.490.792025-11-25 16:53:47.2210.1002-1.340.3256.8
VANNICH2025-11-25 16:53:40.6550.0200-0.001.502025-11-25 16:53:46.6740.1303-1.280.3557.0
SATIGU2025-11-25 16:53:42.2440.02000.141.002025-11-25 16:53:49.7890.0400-1.140.4266.1
EMBDCH2025-11-25 16:53:42.9510.0200-0.251.422025-11-25 16:53:50.7310.0400-1.570.2172.3
CANIGU2025-11-25 16:53:42.9430.02000.111.122025-11-25 16:53:51.1100.0400-0.371.1673.1
MMKCH2025-11-25 16:53:43.4530.02000.011.412025-11-25 16:53:52.2270.1002-0.610.8175.3
LAUCHCH2025-11-25 16:53:44.7350.0432-0.141.502025-11-25 16:53:54.9900.2466-0.201.1482.1
RSPGU2025-11-25 16:53:45.2670.02000.290.502025-11-25 16:53:54.8200.1002-0.361.1485.4
SIMPLCH2025-11-25 16:53:44.7870.0200-0.860.542025-11-25 16:53:55.3010.1303-1.190.4186.3
FIESACH2025-11-25 16:53:48.4850.0200-0.171.442025-11-25 16:54:01.4220.0400-0.151.19103.4
RRLGU2025-11-25 16:53:48.6010.0200-0.790.602025-11-25 16:54:02.5040.0400-0.171.18110.1
BHBGU2025-11-25 16:53:50.7490.02000.410.342025-11-25 16:54:04.2520.0400-0.151.15119.5


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
REMY GUHH0.893.53e-114.8121
MRGE IVHH1.367.65e-116.2168
DIX CHHH1.442.29e-136.955
LSD GUHH1.146.41e-249.9170
SENINCHHH0.872.58e-256.822
VANNICHHH0.751.98e-257.051
SATI GUHH1.111.88e-266.192
EMBD CHHH0.781.25e-272.360
CANI GUHH1.012.11e-273.1134
MMK CHHH0.938.79e-375.376
LAUCHCHHH1.061.80e-282.145
RSP GUHH1.122.03e-285.4167
SIMPLCHHH0.696.90e-386.363
FIESACHHH1.331.96e-2103.454
RRL GUHH0.813.49e-3110.1190
BHB GUHH1.158.37e-3119.5171


Results of PGA, PGV, IH, spectral amplitudes (SA) values calculation
Station Net Channel PGA
(g)
PGV
(m/s)
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 GUHHZ2.4885e-53.2580e-61.3722e-63.5177e-71.7000e-73.8307e-55.1699e-62.5486e-75.5007e-814.8121
REMY GUHHN2.9452e-53.8774e-61.7943e-67.4007e-73.4256e-75.4445e-59.7196e-65.2021e-78.5312e-814.8121
REMY GUHHE2.9677e-54.7309e-62.5169e-68.0727e-75.1901e-77.1566e-51.0022e-58.3074e-71.3775e-714.8121
MRGE IVHHZ1.1367e-41.1785e-52.0125e-67.2350e-74.1633e-79.3021e-51.0374e-58.6113e-72.1321e-716.2168
MRGE IVHHN2.3703e-42.6287e-54.4698e-61.5508e-68.5272e-73.2346e-41.5944e-51.9029e-65.2660e-716.2168
MRGE IVHHE2.3281e-42.2647e-54.3996e-61.5299e-67.4251e-71.7273e-42.0590e-51.6203e-64.5665e-716.2168
DIX CHHHZ3.4432e-53.6888e-61.9122e-66.3344e-73.2090e-75.3176e-56.5802e-65.6360e-71.0517e-736.955
DIX CHHHN2.8133e-53.9152e-62.0107e-66.4039e-73.3194e-77.2861e-59.8645e-65.0856e-77.4228e-836.955
DIX CHHHE3.4062e-54.1347e-61.8493e-66.8170e-72.7354e-77.9179e-57.7966e-64.5760e-79.0469e-836.955
LSD GUHHZ6.4670e-66.8789e-72.3829e-71.0247e-75.1485e-87.1194e-67.8843e-78.5409e-81.7070e-849.9170
LSD GUHHN1.4330e-51.0288e-62.3035e-77.5360e-84.4634e-81.2094e-51.0146e-68.9931e-82.0790e-849.9170
LSD GUHHE1.0849e-51.3612e-65.0405e-71.6721e-77.9714e-81.3472e-52.6154e-61.2999e-72.3484e-849.9170
SENINCHHHZ3.3068e-66.6861e-74.9570e-71.7252e-78.2880e-81.1595e-52.2335e-61.1627e-72.0025e-856.822
SENINCHHHN2.9135e-63.8146e-72.3857e-77.2827e-83.7252e-88.4687e-69.4698e-76.2112e-81.0784e-856.822
SENINCHHHE3.1385e-64.4440e-72.6246e-78.4233e-84.8991e-88.4233e-61.2326e-66.3223e-81.0488e-856.822
VANNICHHHZ9.0322e-71.8728e-71.3966e-76.2703e-82.9589e-82.4935e-68.0360e-73.2848e-84.4380e-957.051
VANNICHHHN1.2665e-62.5945e-71.8907e-79.9559e-83.4087e-81.9683e-66.5320e-74.9809e-86.6852e-957.051
VANNICHHHE1.1244e-61.9734e-71.4635e-71.0232e-73.5369e-82.0762e-68.2154e-74.3109e-85.3963e-957.051
SATI GUHHZ1.4517e-61.5315e-75.6567e-81.7683e-89.4383e-93.2280e-62.7243e-71.6368e-83.6710e-966.192
SATI GUHHN5.0641e-65.3256e-71.1602e-73.4341e-81.9458e-81.2039e-54.7330e-73.8797e-81.0486e-866.192
SATI GUHHE2.9931e-63.9180e-71.0789e-73.2405e-81.8369e-89.4932e-62.9115e-73.5508e-88.0802e-966.192
EMBD CHHHZ9.3411e-71.6719e-71.3359e-79.8543e-84.4219e-82.1506e-67.7558e-75.2270e-86.2591e-972.360
EMBD CHHHN8.6851e-71.4544e-71.0274e-74.5258e-82.0182e-81.8849e-64.3744e-72.8636e-83.7739e-972.360
EMBD CHHHE9.6151e-71.4800e-71.1566e-74.9590e-81.9530e-82.1992e-65.6127e-72.6202e-83.9935e-972.360
CANI GUHHZ2.8256e-63.1936e-71.2829e-73.3133e-81.7764e-84.3149e-66.0022e-73.1366e-86.1990e-973.1134
CANI GUHHN4.4865e-63.9269e-71.5533e-74.9489e-82.7214e-86.3941e-67.3194e-74.2434e-88.2987e-973.1134
CANI GUHHE3.8224e-64.5343e-71.7887e-75.0127e-82.7906e-81.0553e-56.4621e-75.3455e-81.0950e-873.1134
MMK CHHHZ1.4541e-61.9124e-79.5707e-82.5222e-81.1336e-82.8786e-63.4068e-71.9487e-84.1395e-975.376
MMK CHHHN1.2041e-61.7237e-79.2826e-82.7930e-81.2964e-83.8617e-63.5464e-72.0409e-83.7178e-975.376
MMK CHHHE1.7481e-62.1300e-76.3118e-82.0870e-81.0959e-83.0160e-62.3731e-72.1731e-85.0807e-975.376
LAUCHCHHHZ8.6517e-71.2758e-78.5758e-82.8709e-81.3543e-84.0911e-63.5221e-72.0672e-82.9473e-982.145
LAUCHCHHHN1.1585e-61.8876e-71.1744e-74.2233e-82.2469e-85.3753e-64.6671e-73.4093e-84.5907e-982.145
LAUCHCHHHE1.3502e-62.5704e-71.8815e-75.5077e-82.5018e-84.0529e-61.0047e-63.7868e-85.9961e-982.145
RSP GUHHZ1.2625e-61.9246e-71.1864e-73.3840e-81.9121e-82.8362e-65.4339e-72.4783e-84.2376e-985.4167
RSP GUHHN1.2148e-62.0823e-71.4976e-73.9947e-82.4097e-83.8427e-67.0169e-73.5425e-84.7883e-985.4167
RSP GUHHE1.9819e-63.5074e-71.9718e-74.8522e-83.8280e-85.9166e-68.8162e-75.7707e-87.4391e-985.4167
SIMPLCHHHZ7.0612e-71.0158e-77.4147e-82.3932e-89.6432e-91.5028e-63.9967e-71.4684e-82.4919e-986.363
SIMPLCHHHN9.3061e-71.0725e-76.8188e-82.7896e-81.2859e-82.0071e-63.9508e-71.8333e-82.6061e-986.363
SIMPLCHHHE6.3308e-71.0180e-76.3516e-82.3661e-81.0722e-81.7026e-62.7774e-71.6028e-82.3949e-986.363
FIESACHHHZ1.5480e-61.8284e-71.3429e-78.1903e-83.9227e-84.7588e-66.9456e-75.0722e-86.9154e-9103.454
FIESACHHHN1.0066e-61.6701e-71.6230e-78.2503e-85.2397e-82.3235e-68.6297e-78.1115e-85.5015e-9103.454
FIESACHHHE1.0416e-62.0842e-71.6149e-79.3833e-84.9538e-83.8249e-61.2368e-65.5539e-85.9144e-9103.454
RRL GUHHZ3.2965e-75.0500e-82.3586e-81.1268e-81.0856e-85.8013e-78.3996e-81.7424e-81.5921e-9110.1190
RRL GUHHN1.9036e-73.8346e-83.1374e-81.9664e-81.3929e-86.0350e-71.9828e-71.9797e-81.5596e-9110.1190
RRL GUHHE1.5373e-73.4675e-82.8103e-81.9387e-81.3086e-84.9389e-71.1254e-71.7629e-81.1304e-9110.1190
BHB GUHHZ6.0293e-71.0994e-78.2960e-84.5976e-82.4345e-81.5293e-62.9241e-73.8605e-83.7564e-9119.5171
BHB GUHHN5.9581e-71.5302e-78.5645e-82.9361e-81.4394e-82.3715e-63.7942e-72.3954e-83.0637e-9119.5171
BHB GUHHE4.1660e-79.7110e-86.7880e-82.6735e-81.4569e-89.9474e-72.4338e-72.5672e-82.4266e-9119.5171
*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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