MANUAL Location - Area: Alpi Pennine , magnitude (ML): 0.2
2025-06-06 04:27:49 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-06-06 07:06:05

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Earthquake info - Manual location
Event - ID :250606042655
Magnitude (ML) :0.2 +/- 0.2
Origin Time :2025-06-06 04:27:49.041 (UTC)
Location : Latitude: 45.798 N, Longitude: 7.442 E
Area :Alpi Pennine
Depth (km) :6.01
Distances (km) : 6.6 --- Quart
6.6 --- Nus
7.5 --- Saint-Marcel
7.6 --- Oyace
8.1 --- Verrayes
8.2 --- Fenis
8.3 --- Brissogne
8.7 --- Saint-Christophe
8.7 --- Bionaz
9.5 --- Valpelline
10.0 --- Torgnon
10.0 --- Chambave
10.1 --- Roisan
10.2 --- Saint-Denis
10.4 --- Pollein
10.7 --- Doues
11.4 --- Gignod
11.7 --- Antey-Saint-Andre
11.8 --- Ollomont
11.9 --- Aosta

Quality location estimate: Erh: 0.7 km, Erz: 1.3 km, Nf: 14, Gap: 80 °, Rms: 0.36


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.
REMYGU2025-06-06 04:27:54.8800.02000.930.102025-06-06 04:27:57.5300.04000.061.4924.1
CIROGU2025-06-06 04:27:55.1310.06020.760.642025-06-06 04:27:58.0250.0400-0.031.5625.4
DIXCH2025-06-06 04:27:56.1170.02000.680.712025-06-06 04:27:59.9200.0400-0.071.4032.6
SATIGU2025-06-06 04:27:55.8970.0200-0.141.072025-06-06 04:28:01.1760.04000.061.4235.3
LSDGU2025-06-06 04:27:57.5610.02000.240.542025-06-06 04:28:02.9630.0400-0.011.4245.4
MMKCH2025-06-06 04:27:59.8020.02001.800.002025-06-06 04:28:04.4250.04000.041.3550.0


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
REMY GUHH0.042.06e-224.1281
CIRO GUHH0.221.50e-225.4156
DIX CHHH0.695.20e-232.6355
SATI GUHH-0.074.43e-335.375
LSD GUHH0.137.53e-345.4212
MMK CHHH0.103.08e-350.055


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 GUHHZ2.8272e-63.0206e-71.2333e-74.1189e-81.7324e-85.0485e-64.0013e-72.6831e-86.2699e-924.1281
REMY GUHHN4.4708e-64.8139e-71.9493e-78.3341e-83.6303e-87.8808e-66.0316e-75.5880e-81.0014e-824.1281
REMY GUHHE3.1774e-63.9685e-71.4377e-75.0069e-82.5218e-86.4521e-65.1798e-73.7961e-87.2306e-924.1281
CIRO GUHHZ3.2070e-63.1309e-79.6052e-83.8515e-81.9546e-85.3898e-64.1921e-73.1251e-87.2494e-925.4156
CIRO GUHHN4.4560e-63.9103e-79.7394e-83.8219e-82.0304e-86.5204e-65.5099e-73.3126e-88.8821e-925.4156
CIRO GUHHE3.4018e-63.3101e-76.8994e-82.4876e-81.1534e-84.0124e-62.8647e-72.1333e-86.4444e-925.4156
DIX CHHHZ8.6686e-68.3759e-72.8140e-71.0102e-76.4996e-81.3007e-51.3669e-61.0797e-71.9602e-832.6355
DIX CHHHN9.1342e-69.3976e-72.4569e-77.7115e-84.6584e-81.1465e-59.7460e-78.5813e-81.8063e-832.6355
DIX CHHHE8.9195e-61.1991e-64.1944e-71.2437e-77.1270e-81.1954e-51.5271e-61.1636e-72.4445e-832.6355
SATI GUHHZ7.4960e-76.8452e-82.7940e-81.1238e-85.5247e-91.1634e-61.0176e-78.0174e-91.4956e-935.375
SATI GUHHN1.2997e-61.1917e-73.8536e-81.4941e-87.8251e-91.4957e-61.5451e-71.1100e-82.0835e-935.375
SATI GUHHE8.9907e-71.0843e-73.5080e-81.4464e-87.4670e-91.4703e-61.5247e-71.3088e-82.2136e-935.375
LSD GUHHZ1.1870e-61.2201e-75.7084e-81.7833e-88.3005e-92.3167e-61.9582e-71.4344e-82.9200e-945.4212
LSD GUHHN2.0419e-61.6189e-74.5673e-81.5765e-87.6219e-91.8855e-61.9233e-71.3270e-83.1821e-945.4212
LSD GUHHE1.7472e-61.8382e-76.1850e-81.8861e-89.3366e-91.9096e-63.0607e-71.4841e-83.1428e-945.4212
MMK CHHHZ3.2741e-74.5270e-82.0877e-81.0201e-84.8324e-98.7222e-79.8491e-86.8956e-91.1182e-950.055
MMK CHHHN4.1760e-74.5187e-82.7007e-81.1368e-86.2610e-91.4584e-61.1155e-77.8268e-91.1895e-950.055
MMK CHHHE4.3671e-74.0010e-81.9037e-89.1332e-94.7081e-98.0088e-76.9396e-85.6979e-99.5800e-1050.055
*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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