MANUAL Location - Area: Alpi Graie , magnitude (ML): 1.1
2025-06-02 20:24:21 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-06-03 08:02:47

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Earthquake info - Manual location
Event - ID :250602202300
Magnitude (ML) :1.1 +/- 0.2
Origin Time :2025-06-02 20:24:21.314 (UTC)
Location : Latitude: 45.255 N, Longitude: 7.416 E
Area :Alpi Graie
Depth (km) :11.23
Distances (km) : 2.1 --- Traves
3.5 --- Viu
4.0 --- Pessinetto
4.3 --- Germagnano
4.8 --- Mezzenile
5.7 --- Monastero di Lanzo
5.8 --- Lanzo Torinese
6.4 --- Coassolo Torinese
7.0 --- Ceres
7.1 --- Vallo Torinese
7.5 --- Varisella
8.1 --- Cafasse
8.3 --- Balangero
9.4 --- Fiano
9.9 --- Mathi
10.0 --- Lemie
10.4 --- Cantoira
10.9 --- Villanova Canavese
11.0 --- Ala di Stura
11.2 --- Grosso

Quality location estimate: Erh: 1.8 km, Erz: 1.4 km, Nf: 26, Gap: 133 °, Rms: 0.27


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.
LATOIV2025-06-02 20:24:24.4010.02000.341.182025-06-02 20:24:25.8680.0400-0.031.3112.8
LSDGU2025-06-02 20:24:28.0800.02310.331.202025-06-02 20:24:32.1000.1063-0.051.2934.4
CIROGU2025-06-02 20:24:29.2700.0201-0.300.722025-06-02 20:24:34.2600.1223-0.860.3042.6
BHBGU2025-06-02 20:24:29.9100.0251-0.011.362025-06-02 20:24:35.1700.1494-0.890.2949.6
OGMOFR2025-06-02 20:24:31.9080.02000.181.402025-06-02 20:24:38.7600.2757-0.181.0258.7
OROIV2025-06-02 20:24:32.2500.02910.281.302025-06-02 20:24:39.0130.1303-0.260.9561.7
RRLGU2025-06-02 20:24:32.6600.06630.251.332025-06-02 20:24:39.9200.1945-0.310.9063.0
MRGEIV2025-06-02 20:24:33.1370.02000.071.422025-06-02 20:24:40.3660.0400-0.590.5064.9
REMYGU2025-06-02 20:24:33.9700.03510.101.432025-06-02 20:24:42.0100.2106-0.350.8469.2
RSLFR2025-06-02 20:24:35.5740.02000.261.292025-06-02 20:24:44.8100.28070.061.0879.0
DIXCH2025-06-02 20:24:37.3750.04620.091.402025-06-02 20:24:47.5200.4098-0.900.4192.8
MMKCH2025-06-02 20:24:38.4210.02000.370.952025-06-02 20:24:49.3970.0400-0.250.9899.2
ENRGU2025-06-02 20:24:38.8900.0572-0.181.062025-06-02 20:24:50.5730.1002-1.420.09114.6


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
LSD GUHH1.121.26e-134.4316
CIRO GUHH0.993.31e-242.617
BHB GUHH0.702.13e-249.6194
ORO IVEH1.123.88e-261.747
RRL GUHH1.062.21e-263.0233
MRGE IVHH1.163.28e-264.9334
REMY GUHH1.112.99e-269.2343
DIX CHHH1.252.13e-292.8359
MMK CHHH1.015.54e-399.226
ENR GUHH1.281.90e-2114.6180


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.
(°)
LSD GUHHZ1.6337e-52.3880e-68.2483e-72.4209e-71.2424e-73.7433e-53.5630e-61.9300e-74.7046e-834.4316
LSD GUHHN1.9792e-52.6277e-61.0283e-62.9123e-71.7333e-73.0259e-54.7899e-62.8049e-75.5591e-834.4316
LSD GUHHE1.8688e-51.7951e-67.3596e-73.3093e-71.5315e-71.8120e-53.5413e-62.1123e-73.2407e-834.4316
CIRO GUHHZ5.1401e-65.2060e-72.5010e-77.0385e-83.6335e-81.2596e-51.3018e-65.9433e-81.1289e-842.617
CIRO GUHHN6.1821e-67.3632e-72.4210e-75.4207e-83.2295e-81.3960e-56.7166e-76.4698e-81.5401e-842.617
CIRO GUHHE7.6958e-68.6848e-72.5161e-75.5478e-83.3381e-81.6844e-58.7249e-77.0476e-81.6885e-842.617
BHB GUHHZ2.6955e-63.5145e-71.0754e-74.0339e-81.7205e-84.8223e-64.7054e-72.5217e-85.0974e-949.6194
BHB GUHHN2.4596e-63.4924e-71.3768e-75.5707e-82.6209e-86.3694e-64.6674e-73.6141e-86.6884e-949.6194
BHB GUHHE2.2615e-62.8050e-71.7968e-79.5522e-83.4938e-84.8612e-65.4844e-74.6568e-86.9188e-949.6194
ORO IVEHZ2.7276e-63.5340e-71.8261e-75.3686e-82.4711e-86.4075e-69.1220e-73.5599e-87.6700e-961.747
ORO IVEHN3.2362e-64.7183e-73.8197e-71.4423e-75.0923e-86.9858e-62.1624e-67.7493e-81.2489e-861.747
ORO IVEHE3.8174e-65.2262e-72.8581e-79.4556e-83.9926e-86.9350e-61.2591e-66.6815e-81.3215e-861.747
RRL GUHHZ8.9534e-71.1908e-77.5728e-85.0856e-82.1783e-81.5834e-63.5099e-72.6918e-83.3784e-963.0233
RRL GUHHN1.1483e-62.3912e-71.6460e-71.1516e-76.5275e-82.4182e-67.3155e-78.9659e-87.7772e-963.0233
RRL GUHHE9.8601e-71.7693e-71.2596e-74.4202e-82.0029e-82.0307e-65.9535e-72.8819e-84.4975e-963.0233
MRGE IVHHZ5.5854e-65.1491e-79.8463e-84.9733e-82.1240e-82.8004e-64.9093e-74.3107e-88.7934e-964.9334
MRGE IVHHN1.1593e-59.1126e-71.7193e-78.8793e-84.5688e-88.4316e-68.7801e-77.0694e-81.8394e-864.9334
MRGE IVHHE7.0071e-65.4067e-71.4611e-76.4372e-83.6184e-84.5399e-68.2079e-75.7457e-81.0632e-864.9334
REMY GUHHZ2.5060e-63.0305e-71.2598e-78.6856e-83.8385e-82.1267e-66.0772e-74.6310e-85.3041e-969.2343
REMY GUHHN2.3558e-63.6723e-71.4652e-79.8195e-85.4229e-84.0293e-67.9269e-76.8424e-81.0815e-869.2343
REMY GUHHE1.8091e-63.0077e-71.8691e-71.6930e-78.9748e-84.6979e-68.4193e-79.4042e-81.0954e-869.2343
DIX CHHHZ3.0849e-62.9063e-71.7514e-75.4110e-82.3230e-82.9956e-66.8427e-73.3123e-86.5588e-992.8359
DIX CHHHN3.8343e-63.8115e-71.7510e-75.8140e-82.9129e-84.7288e-66.8986e-73.6447e-88.4067e-992.8359
DIX CHHHE3.3242e-63.8380e-72.1302e-78.1734e-83.8890e-84.5722e-69.8107e-76.0239e-89.8524e-992.8359
MMK CHHHZ3.9981e-75.5768e-83.9151e-81.8133e-87.7603e-99.5883e-72.3214e-71.3134e-81.8277e-999.226
MMK CHHHN6.3378e-78.4983e-85.4231e-82.0765e-88.8250e-91.7143e-62.2480e-71.2950e-82.1787e-999.226
MMK CHHHE5.5854e-76.1460e-83.4049e-81.6393e-87.2990e-98.4814e-71.4976e-78.7526e-91.3867e-999.226
ENR GUHHZ3.3686e-63.5406e-77.3605e-82.4585e-81.4093e-84.1140e-63.2056e-73.0812e-86.1185e-9114.6180
ENR GUHHN4.4591e-63.6966e-79.0615e-83.0705e-82.0898e-84.6181e-63.1182e-73.8609e-87.4739e-9114.6180
ENR GUHHE5.3802e-64.5157e-71.6224e-73.8952e-82.2465e-87.0659e-66.2122e-73.5177e-89.4484e-9114.6180
*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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