AUTOMATIC Location - Area: Alpi Graie , magnitude (ML): 1.4
2025-07-11 07:39:11 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-07-11 07:43:09

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Earthquake info - RsniPicker2 automatic location
Event - ID :250711073734
Magnitude (ML) :1.4 +/- 0.2
Origin Time :2025-07-11 07:39:11.84 (UTC)
Location : Latitude: 45.292 N, Longitude: 7.114 E
Area :Alpi Graie
Depth (km) :5.60
Distances (km) : 8.2 --- Balme (TO)
10.6 --- Usseglio (TO)
13.7 --- Novalesa (TO)
14.0 --- Moncenisio (TO)
15.3 --- Ala di Stura (TO)
15.7 --- Lemie (TO)
15.8 --- Groscavallo (TO)
16.4 --- Chianocco (TO)
16.9 --- Venaus (TO)
17.0 --- Mompantero (TO)
17.2 --- Bussoleno (TO)
17.8 --- Bruzolo (TO)
17.8 --- Susa (TO)
18.4 --- Ceresole Reale (TO)
18.7 --- Giaglione (TO)
18.8 --- San Giorio di Susa (TO)
19.2 --- Meana di Susa (TO)
19.2 --- San Didero (TO)
19.2 --- Mattie (TO)
19.6 --- Chialamberto (TO)

Quality location estimate:
Erh: 1.9 km, Erz: 1.5 km, Nf: 26, Gap: 102°, Rms: 0.44 s
Stazioni validate: 14


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.
LSDGU2025-07-11 07:39:16.6000.00900.591.282025-07-11 07:39:18.8090.05810.011.5919.5
RSPGU2025-07-11 07:39:16.4690.00900.370.692025-07-11 07:39:18.9800.09210.001.5520.7
OGMOFR2025-07-11 07:39:18.2800.2852-0.360.922025-07-11 07:39:22.3600.3772-0.870.4435.4
RRLGU2025-07-11 07:39:21.0490.03100.021.582025-07-11 07:39:26.7700.1462-0.550.5948.8
CIROGU2025-07-11 07:39:21.6900.0220-0.121.372025-07-11 07:39:27.4500.1492-0.950.3049.7
BHBGU2025-07-11 07:39:21.9800.02600.730.952025-07-11 07:39:27.5300.1572-0.291.0152.5
MRGEIV2025-07-11 07:39:22.4500.02700.581.272025-07-11 07:39:28.5840.30320.011.2453.5
REMYGU2025-07-11 07:39:23.8500.03000.631.232025-07-11 07:39:30.9480.18320.061.3261.0
OGAGFR2025-07-11 07:39:25.4690.04300.571.232025-07-11 07:39:34.0290.2172-0.021.2572.4
OROIV--:---.-----.---.--2025-07-11 07:39:35.1600.2932-0.121.1477.4
PZZGU2025-07-11 07:39:28.1500.04401.300.06--:---.-----.---.-- 87.5
DIXCH2025-07-11 07:39:28.2400.04400.161.272025-07-11 07:39:37.9040.5933-1.400.2490.8
SURFFR2025-07-11 07:39:29.4590.04800.920.47--:---.-----.---.-- 93.5
MMKCH2025-07-11 07:39:31.1950.05410.710.982025-07-11 07:39:42.5870.3562-0.570.73107.3
ENRGU2025-07-11 07:39:31.7300.06010.121.33--:---.-----.---.-- 120.7


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth Used
LSD GU1.407.33e-119.55SI
RSP GU1.103.36e-120.7143SI
RRL GU1.501.04e-148.8212SI
CIRO GU1.304.99e-249.746SI
BHB GU1.206.65e-252.5167SI
MRGE IV1.003.80e-253.5356SI
REMY GU1.003.12e-261.03SI
ORO IV1.709.49e-277.461SI
PZZ GU1.507.39e-287.5180SI
DIX CH1.504.22e-290.814SI
MMK CH1.501.39e-2107.338SI
ENR GU1.402.27e-2120.7168SI


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.
(°)
LSD GUHHZ8.8354e-58.5559e-60.0000e+02.0863e-63.6191e-65.1316e-66.5071e-57.6484e-63.1787e-77.2450e-819.55
LSD GUHHN9.1363e-57.8591e-60.0000e+02.5875e-64.8933e-64.8933e-64.9037e-51.2714e-56.1394e-71.1955e-719.55
LSD GUHHE7.6021e-51.1785e-50.0000e+03.6880e-66.2038e-68.6540e-68.1248e-51.0238e-56.9405e-71.2245e-719.55
RSP GUHHZ3.3381e-55.8757e-60.0000e+01.6832e-62.8453e-63.8601e-63.3072e-55.7630e-65.9327e-75.9631e-820.7143
RSP GUHHN3.1582e-55.4819e-60.0000e+02.8360e-65.0668e-65.0668e-64.8301e-57.1518e-65.5884e-78.8778e-820.7143
RSP GUHHE4.4631e-56.4010e-60.0000e+03.1513e-65.7725e-68.4225e-68.1384e-59.1052e-68.1513e-71.1301e-720.7143
RRL GUHHZ3.2720e-64.4543e-70.0000e+04.1041e-77.3426e-79.7897e-78.0128e-61.9163e-61.4115e-71.6688e-848.8212
RRL GUHHN4.1598e-67.9769e-70.0000e+07.8734e-71.4910e-61.4910e-69.1571e-63.5541e-63.5925e-72.3339e-848.8212
RRL GUHHE3.9500e-68.2830e-70.0000e+07.0591e-71.1947e-61.5832e-61.0882e-52.9265e-61.9540e-72.5103e-848.8212
CIRO GUHHZ8.5105e-69.6962e-70.0000e+06.3210e-71.0907e-61.5499e-61.8546e-52.7701e-61.6770e-72.6509e-849.746
CIRO GUHHN7.5866e-67.9171e-70.0000e+04.5204e-78.8537e-78.8537e-71.1071e-51.2873e-61.0703e-71.6150e-849.746
CIRO GUHHE7.1963e-67.8224e-70.0000e+04.5459e-78.1758e-71.1743e-61.4316e-51.4055e-67.6818e-81.4353e-849.746
BHB GUHHZ7.6171e-68.8351e-70.0000e+07.9770e-71.2611e-61.6878e-61.9444e-52.5404e-61.6108e-72.3910e-852.5167
BHB GUHHN7.6200e-61.2892e-60.0000e+09.0552e-71.5777e-61.5777e-61.8529e-52.0518e-61.3017e-72.7711e-852.5167
BHB GUHHE6.7598e-69.4287e-70.0000e+05.9808e-71.0546e-61.4938e-61.2986e-52.0814e-61.1172e-72.2005e-852.5167
MRGE IVHHZ5.6209e-65.6652e-70.0000e+03.4043e-75.9744e-78.4033e-75.6140e-61.0057e-66.8876e-81.2256e-853.5356
MRGE IVHHN8.9008e-68.0428e-70.0000e+04.7295e-78.7601e-78.7601e-71.2821e-58.2104e-71.2489e-71.7673e-853.5356
MRGE IVHHE9.4268e-67.0839e-70.0000e+03.8217e-77.2607e-71.0322e-66.4698e-61.2463e-61.3663e-71.4032e-853.5356
REMY GUHHZ2.5059e-62.8406e-70.0000e+02.5959e-74.7045e-76.1538e-76.0565e-61.0475e-67.1308e-88.8426e-961.03
REMY GUHHN2.6458e-63.8521e-70.0000e+02.9554e-75.5233e-75.5233e-76.6224e-61.2338e-61.1261e-71.0585e-861.03
REMY GUHHE2.7663e-63.5720e-70.0000e+03.2003e-75.5977e-77.3305e-74.7505e-61.2125e-67.9740e-81.0941e-861.03
PZZ GUHHZ4.1594e-68.9214e-70.0000e+07.8741e-71.2653e-61.6935e-61.0296e-53.4995e-61.4496e-71.8844e-887.5180
PZZ GUHHN4.6261e-61.0846e-60.0000e+08.8656e-71.4526e-61.4526e-61.6168e-53.7591e-61.9085e-72.3229e-887.5180
PZZ GUHHE4.7380e-61.0300e-60.0000e+09.8513e-71.5105e-62.0177e-61.5514e-52.8696e-61.4356e-72.4011e-887.5180
DIX CHHHZ3.4413e-64.4517e-70.0000e+03.9870e-76.6135e-78.9614e-79.0970e-61.7401e-61.3280e-71.7088e-890.814
DIX CHHHN4.1913e-65.8038e-70.0000e+05.0497e-78.7029e-78.7029e-79.0572e-61.6331e-61.7318e-71.6068e-890.814
DIX CHHHE3.7322e-65.8955e-70.0000e+05.3024e-78.7165e-71.1736e-69.2206e-62.1660e-61.2485e-71.7976e-890.814
MMK CHHHZ1.2097e-61.6037e-70.0000e+01.5168e-72.6518e-73.5252e-74.2107e-66.3620e-74.2867e-84.4164e-9107.338
MMK CHHHN1.4530e-62.0628e-70.0000e+01.7116e-73.0441e-73.0441e-73.9821e-66.5923e-75.8020e-85.9425e-9107.338
MMK CHHHE1.3854e-61.9698e-70.0000e+01.3430e-72.4394e-73.4920e-73.1454e-64.1181e-73.6847e-84.3034e-9107.338
ENR GUHHZ1.4547e-61.7365e-70.0000e+01.3333e-72.2222e-73.0297e-73.6894e-64.0089e-74.3057e-85.7366e-9120.7168
ENR GUHHN2.8514e-63.5296e-70.0000e+02.1494e-73.6901e-73.6901e-75.5495e-65.9902e-74.9410e-87.3868e-9120.7168
ENR GUHHE3.0947e-63.7429e-70.0000e+02.5650e-74.5390e-76.4383e-76.2498e-66.5319e-75.6758e-88.6268e-9120.7168
*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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