MANUAL Location - Area: Alpi Pennine , magnitude (ML): 0.5
2025-06-02 08:55:56 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-06-03 07:11:10

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Earthquake info - Manual location
Event - ID :250602085427
Magnitude (ML) :0.5 +/- 0.2
Origin Time :2025-06-02 08:55:56.554 (UTC)
Location : Latitude: 46.036 N, Longitude: 7.365 E
Area :Alpi Pennine
Depth (km) :8.35
Distances (km) : 18.5 --- Bionaz
20.5 --- Oyace
21.0 --- Ollomont
23.6 --- Valpelline
24.4 --- Doues
26.1 --- Etroubles
26.2 --- Saint-Oyen
26.4 --- Allein
26.6 --- Valtournenche
27.7 --- Saint-Rhemy-En-Bosses
28.1 --- Roisan
28.6 --- Gignod
29.5 --- Chamois
30.4 --- Torgnon
31.1 --- Antey-Saint-Andre
31.8 --- La Magdeleine
32.1 --- Saint-Christophe
33.0 --- Quart
33.0 --- Verrayes
33.3 --- Aosta

Quality location estimate: Erh: 0.6 km, Erz: 0.8 km, Nf: 26, Gap: 116 °, Rms: 0.28


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.
DIXCH2025-06-02 08:55:59.3800.00500.021.812025-06-02 08:56:00.4290.0300-0.780.4412.2
VANNICH2025-06-02 08:56:01.8460.0200-0.230.912025-06-02 08:56:05.5610.0400-0.230.9828.1
REMYGU2025-06-02 08:56:02.3400.0130-0.011.832025-06-02 08:56:05.5500.0842-0.790.4629.4
SENINCH2025-06-02 08:56:03.9380.0200-0.001.742025-06-02 08:56:08.9850.0400-0.071.4938.1
MRGEIV2025-06-02 08:56:03.9740.02000.021.672025-06-02 08:56:08.4000.1845-0.700.4539.1
EMBDCH2025-06-02 08:56:04.6800.02000.111.092025-06-02 08:56:09.6400.1203-0.390.6342.3
SATIGU2025-06-02 08:56:04.9610.0200-0.071.632025-06-02 08:56:09.8060.1303-1.180.3144.3
MMKCH2025-06-02 08:56:05.2280.02000.051.492025-06-02 08:56:11.1580.04000.061.2547.5
CIROGU2025-06-02 08:56:06.0310.0200-0.071.602025-06-02 08:56:11.7840.0400-1.180.3051.9
SIMPLCH2025-06-02 08:56:06.9530.0200-0.121.452025-06-02 08:56:13.4190.1002-0.870.4556.2
LSDGU2025-06-02 08:56:08.3710.0200-0.071.532025-06-02 08:56:15.7300.0400-1.020.4067.4
RSLFR2025-06-02 08:56:08.9100.0773-0.330.722025-06-02 08:56:16.8960.0400-1.140.3469.6
FIESACH2025-06-02 08:56:10.4050.02000.400.102025-06-02 08:56:19.0070.0400-0.260.9573.3


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
VANNICHHH0.423.67e-228.143
REMY GUHH0.818.38e-229.4216
SENINCHHH0.201.25e-238.1352
MRGE IVHH0.773.76e-239.1219
EMBD CHHH0.221.05e-242.361
MMK CHHH0.264.91e-347.588
CIRO GUHH0.456.39e-351.9162
LSD GUHH0.528.17e-367.4196
FIESACHHH0.669.29e-373.352


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.
(°)
DIX CHHHZ3.1573e-43.9541e-51.3546e-53.5496e-62.0822e-64.9396e-44.6436e-54.2094e-69.7285e-712.232
DIX CHHHN2.6932e-42.0939e-58.0804e-62.4625e-61.5697e-64.1213e-43.7677e-52.9644e-65.6368e-712.232
DIX CHHHE3.0520e-42.4574e-59.1049e-63.0891e-61.7874e-62.6565e-44.2347e-53.0406e-65.6523e-712.232
VANNICHHHZ2.7703e-64.2372e-73.0822e-71.0369e-74.6433e-85.6230e-61.8021e-66.5691e-81.0452e-828.143
VANNICHHHN3.8432e-64.2814e-73.0676e-71.3565e-76.7531e-84.4591e-62.0162e-69.2120e-81.2025e-828.143
VANNICHHHE3.2410e-64.1156e-72.9753e-71.5851e-75.3021e-82.7955e-61.7933e-67.1181e-81.0661e-828.143
REMY GUHHZ7.3637e-66.8759e-72.6395e-78.0421e-84.1802e-81.2171e-51.3301e-66.6635e-81.4034e-829.4216
REMY GUHHN1.7752e-52.0189e-66.1595e-71.9625e-71.2546e-72.8815e-52.4398e-62.1507e-74.2935e-829.4216
REMY GUHHE7.0220e-61.1038e-64.4599e-71.3945e-77.9568e-81.4990e-51.5767e-61.2833e-72.5723e-829.4216
SENINCHHHZ1.2941e-62.7211e-71.6817e-76.3806e-83.7016e-83.3230e-67.6028e-74.8721e-87.9072e-938.1352
SENINCHHHN1.6831e-62.1426e-71.3011e-76.5737e-82.2099e-84.3530e-65.7560e-73.3009e-85.5038e-938.1352
SENINCHHHE1.4093e-61.8951e-71.2166e-74.7468e-82.5191e-83.3881e-65.0255e-73.3490e-84.4305e-938.1352
MRGE IVHHZ6.0112e-65.5993e-71.5398e-78.0014e-83.2457e-86.3334e-68.5077e-74.7981e-81.1537e-839.1219
MRGE IVHHN8.7660e-69.9574e-72.3663e-71.1225e-75.9307e-81.6536e-57.7245e-79.3844e-81.9517e-839.1219
MRGE IVHHE1.0936e-58.1637e-72.2072e-78.9025e-83.6657e-81.0698e-51.6551e-67.1918e-81.6572e-839.1219
EMBD CHHHZ1.2905e-61.6027e-78.4539e-82.4453e-81.2291e-82.7643e-63.3322e-71.8962e-83.3815e-942.361
EMBD CHHHN2.3005e-61.8388e-79.8600e-83.4900e-81.5981e-84.4125e-64.3050e-72.8764e-84.8046e-942.361
EMBD CHHHE1.2527e-61.2173e-76.2973e-83.4344e-81.4082e-83.0705e-62.1598e-71.8441e-82.5409e-942.361
SATI GUHHZ2.5334e-62.8989e-71.1893e-73.8531e-81.8539e-85.6141e-65.5728e-73.1679e-85.6683e-944.3115
SATI GUHHN5.9857e-68.8431e-72.4794e-71.0177e-74.6089e-81.2451e-51.1353e-68.3219e-81.8569e-844.3115
SATI GUHHE5.6010e-66.8030e-72.2738e-75.6717e-83.1435e-87.9482e-67.6576e-75.9518e-81.2092e-844.3115
MMK CHHHZ1.0189e-61.2326e-75.0452e-81.6289e-89.3519e-92.1547e-62.3046e-71.6830e-83.0726e-947.588
MMK CHHHN1.0689e-61.0867e-74.4861e-81.6272e-88.4541e-91.4076e-61.4809e-71.4876e-82.4801e-947.588
MMK CHHHE1.2174e-61.3154e-73.9402e-81.5339e-87.6973e-91.3827e-61.3725e-71.4563e-82.6246e-947.588
CIRO GUHHZ1.0446e-61.0177e-73.2059e-81.3822e-87.1280e-91.3515e-61.5249e-71.1479e-82.2783e-951.9162
CIRO GUHHN1.1694e-61.1692e-73.9743e-81.3209e-86.9399e-91.5706e-62.0039e-71.1705e-82.3793e-951.9162
CIRO GUHHE1.6654e-61.8050e-74.5319e-82.0384e-81.0645e-81.6696e-62.1616e-71.6906e-83.2077e-951.9162
SIMPLCHHHZ9.9767e-71.0024e-73.7761e-82.2280e-81.9979e-81.3969e-61.1480e-73.1518e-82.7577e-956.266
SIMPLCHHHN9.0830e-79.3826e-84.5041e-81.5216e-88.0226e-91.6667e-61.7815e-71.1252e-82.1168e-956.266
SIMPLCHHHE7.3289e-77.8123e-83.0726e-81.2320e-86.3737e-91.4920e-61.3280e-71.0150e-81.7070e-956.266
LSD GUHHZ1.0766e-61.6177e-77.3625e-82.7253e-81.3392e-82.8506e-63.3408e-71.6204e-83.3436e-967.4196
LSD GUHHN1.4737e-61.2304e-74.4396e-81.8838e-88.2649e-91.4877e-62.0160e-71.2774e-82.6425e-967.4196
LSD GUHHE1.2989e-61.6008e-77.1018e-82.5208e-89.9653e-93.5917e-62.6090e-71.5610e-83.3335e-967.4196
FIESACHHHZ7.8862e-71.1340e-78.3456e-85.6992e-83.8267e-82.4837e-63.8277e-74.5135e-83.9595e-973.352
FIESACHHHN6.8308e-71.1224e-78.2051e-85.6570e-83.3261e-81.6996e-65.5140e-74.0043e-83.9898e-973.352
FIESACHHHE9.0998e-71.5933e-79.5419e-84.6023e-83.4992e-81.9290e-64.7796e-73.9490e-83.0834e-973.352
*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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