MANUAL Location - Area: Alpi Cozie , magnitude (ML): 1.3
2025-02-15 18:21:37 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-02-17 08:50:31

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Earthquake info - Manual location
Event - ID :250215182111
Magnitude (ML) :1.3 +/- 0.2
Origin Time :2025-02-15 18:21:37.569 (UTC)
Location : Latitude: 44.642 N, Longitude: 7.086 E
Area :Alpi Cozie
Depth (km) :4.02
Distances (km) : 5.1 --- Pontechianale
5.8 --- Casteldelfino
8.6 --- Crissolo
8.7 --- Bellino
9.1 --- Oncino
9.9 --- Ostana
10.7 --- Sampeyre
11.2 --- Elva
15.3 --- Stroppo
15.8 --- Paesana
16.7 --- Frassino
17.2 --- Macra
17.7 --- Prazzo
18.3 --- Sanfront
18.8 --- Bobbio Pellice
19.1 --- Celle di Macra
19.1 --- Rora
19.4 --- Villar Pellice
19.9 --- Acceglio
20.3 --- Marmora

Quality location estimate: Erh: 0.9 km, Erz: 1.3 km, Nf: 46, Gap: 76 °, Rms: 0.26


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.
PZZGU2025-02-15 18:21:40.9200.0080-0.011.772025-02-15 18:21:42.9400.0471-0.410.8816.1
BHBGU2025-02-15 18:21:42.8400.01300.011.762025-02-15 18:21:45.8100.0772-0.570.7026.1
SURFFR2025-02-15 18:21:43.2700.01400.011.742025-02-15 18:21:46.9900.0862-0.430.8828.4
VINDIV2025-02-15 18:21:44.7180.0200-0.081.512025-02-15 18:21:49.0680.0400-0.830.4237.8
RRLGU2025-02-15 18:21:44.9000.0190-0.270.992025-02-15 18:21:49.3510.1434-1.060.2739.4
OGAGFR2025-02-15 18:21:46.4600.02310.041.582025-02-15 18:21:51.9300.1394-0.710.5946.4
STVGU2025-02-15 18:21:46.4200.02410.021.622025-02-15 18:21:52.2700.1454-0.291.1148.2
ISOFR2025-02-15 18:21:47.4400.02610.480.402025-02-15 18:21:53.3140.2186-0.151.2151.2
ENRGU2025-02-15 18:21:47.3000.04620.151.192025-02-15 18:21:53.8600.15940.021.2853.1
RSPGU2025-02-15 18:21:48.2200.0291-0.071.512025-02-15 18:21:55.2300.1745-0.520.8358.3
OGMOFR2025-02-15 18:21:50.8450.02000.270.852025-02-15 18:21:58.2320.0400-1.410.1170.6
GBOSGU2025-02-15 18:21:50.8900.03710.300.802025-02-15 18:21:58.5200.4309-1.030.4174.7
TURFFR2025-02-15 18:21:52.1980.02000.430.522025-02-15 18:22:01.5400.2356-0.261.0778.1
SAOFFR2025-02-15 18:21:52.4480.02000.131.272025-02-15 18:22:02.2990.2466-0.370.9881.8
MVIFFR2025-02-15 18:21:53.1430.02000.430.522025-02-15 18:22:03.5600.25060.011.0883.1
MLIGIV2025-02-15 18:21:52.8550.0200-0.331.032025-02-15 18:22:03.0580.0400-1.160.2486.9
MGROGU2025-02-15 18:21:53.1300.0442-0.061.422025-02-15 18:22:03.9650.2947-0.241.0288.1
LSDGU2025-02-15 18:21:53.5800.0452-0.021.422025-02-15 18:22:04.5900.2737-0.161.0691.2
ESCAFR2025-02-15 18:21:53.5740.0200-0.740.532025-02-15 18:22:05.9440.2807-0.131.0593.1
ROROGU2025-02-15 18:21:54.5100.05420.121.252025-02-15 18:22:05.7580.3237-0.240.9997.7
BIGNGU2025-02-15 18:21:55.3170.02000.141.212025-02-15 18:22:06.9350.0400-0.550.80100.3
IMIGU2025-02-15 18:21:55.4410.0200-0.051.382025-02-15 18:22:08.0800.4018-0.130.93103.7
QLNOIV2025-02-15 18:21:55.8000.0532-0.281.132025-02-15 18:22:08.7300.5729-0.470.73106.0


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth
PZZ GUHH1.441.81e+016.1171
BHB GUHH1.081.79e-126.133
RRL GUHH0.974.65e-239.4323
OGAG FRHH0.843.70e-246.4291
STV GUHH1.306.68e-248.2157
GBOS GUHH1.462.86e-274.7126
TURF FRHH1.162.59e-278.1162
SAOF FRHH1.051.81e-281.8153
MGRO GUHH1.514.40e-288.1139
LSD GUHH1.453.50e-291.22
ESCA FRHH1.493.66e-293.1166
RORO GUHH1.382.52e-297.7127
BIGN GUEH1.372.33e-2100.3149
IMI GUHH1.564.53e-2103.7141
QLNO IVHH1.091.06e-2106.0109


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.
(°)
PZZ GUHHZ1.0726e-41.8589e-51.0421e-53.6944e-61.6835e-62.5440e-45.4866e-52.2365e-63.9232e-716.1171
PZZ GUHHN1.8144e-42.6320e-51.2578e-54.2089e-61.9918e-62.3203e-46.9668e-53.3171e-66.4742e-716.1171
PZZ GUHHE1.4900e-41.8521e-51.1873e-53.8280e-61.9264e-61.5396e-45.5013e-52.6806e-64.4413e-716.1171
BHB GUHHZ1.3095e-52.5452e-61.1863e-62.7361e-71.5533e-73.0168e-54.6077e-62.4937e-74.9651e-826.133
BHB GUHHN1.2513e-52.0670e-61.4991e-64.7993e-72.4277e-73.8944e-58.6456e-63.4662e-75.0315e-826.133
BHB GUHHE1.2928e-52.3485e-61.4706e-64.4614e-71.8664e-73.2852e-59.5247e-62.7387e-75.5511e-826.133
RRL GUHHZ4.1729e-65.0614e-72.8511e-71.3368e-75.9926e-87.3445e-61.8578e-67.8119e-81.1544e-839.4323
RRL GUHHN5.1634e-67.9760e-74.8192e-71.6957e-77.7072e-81.7104e-52.9386e-61.1094e-71.6441e-839.4323
RRL GUHHE4.3005e-65.3842e-73.9879e-71.9685e-79.0724e-89.5527e-62.4256e-61.2122e-71.5151e-839.4323
OGAG FRHHZ1.2238e-62.4107e-71.9025e-71.0985e-74.7515e-84.9846e-67.7857e-75.9622e-86.3965e-946.4291
OGAG FRHHN1.3859e-63.4125e-72.6224e-71.4884e-76.4371e-83.9549e-61.2716e-68.6947e-89.5718e-946.4291
OGAG FRHHE1.4556e-63.6696e-72.8308e-71.9267e-76.5763e-82.4829e-61.8597e-68.1215e-89.3154e-946.4291
STV GUHHZ7.2490e-61.1189e-66.3186e-71.7029e-77.7124e-82.2481e-51.9668e-61.2882e-72.6809e-848.2157
STV GUHHN8.2954e-61.4406e-65.4553e-71.4339e-79.5465e-81.8851e-52.2788e-61.4059e-72.7211e-848.2157
STV GUHHE8.0820e-61.0640e-64.9876e-71.2056e-76.1197e-82.0034e-52.6690e-61.0357e-72.2651e-848.2157
ISO FRHHZ3.3162e-63.6267e-71.3499e-73.9215e-81.7546e-85.3640e-64.5608e-73.2734e-87.1730e-951.2183
ISO FRHHN3.5327e-64.1840e-71.1604e-72.6828e-81.7115e-87.7048e-64.8410e-72.9197e-88.3495e-951.2183
ISO FRHHE3.9092e-64.1412e-71.4181e-74.7216e-82.6432e-89.2044e-64.8887e-74.9959e-89.5303e-951.2183
ENR GUHHZ3.1633e-53.5560e-61.2866e-63.7518e-72.2104e-76.8731e-53.9684e-64.0852e-78.6771e-853.1150
ENR GUHHN9.1704e-59.7742e-62.3167e-66.8792e-74.2392e-71.4580e-49.1919e-68.0288e-72.0410e-753.1150
ENR GUHHE1.2064e-41.0381e-52.1233e-66.6555e-74.0169e-71.3931e-46.0159e-68.0746e-71.9853e-753.1150
RSP GUHHZ2.1419e-62.7852e-79.7653e-83.2528e-81.4068e-83.3648e-63.4807e-72.1441e-84.6186e-958.314
RSP GUHHN2.0384e-63.4402e-72.2172e-75.6947e-82.7930e-87.0725e-66.7815e-74.4865e-88.5632e-958.314
RSP GUHHE2.2723e-63.7011e-71.5162e-73.8285e-82.0794e-88.9981e-65.4859e-73.4688e-87.9773e-958.314
GBOS GUHHZ2.2804e-64.1606e-73.3243e-71.0298e-75.0608e-89.2039e-61.8252e-67.4630e-81.1430e-874.7126
GBOS GUHHN2.4392e-63.7735e-72.3518e-71.0012e-74.3277e-85.5375e-61.4131e-65.8632e-87.7661e-974.7126
GBOS GUHHE3.3278e-65.0215e-72.7358e-78.0785e-83.6217e-87.6289e-61.2944e-65.0037e-81.0616e-874.7126
TURF FRHHZ1.4546e-62.9343e-72.3223e-77.7696e-83.6059e-83.5239e-61.2247e-64.9618e-86.2811e-978.1162
TURF FRHHN1.7633e-63.3635e-72.4856e-78.8208e-84.4844e-84.9683e-61.2946e-66.8071e-89.9436e-978.1162
TURF FRHHE1.7470e-62.8466e-72.1304e-77.4418e-83.5364e-84.5824e-61.2457e-65.1145e-87.1320e-978.1162
SAOF FRHHZ8.0746e-72.0632e-71.7091e-71.0634e-74.8813e-82.5965e-61.0570e-66.9320e-87.0517e-981.8153
SAOF FRHHN1.3852e-62.6124e-71.7960e-77.6564e-83.1358e-83.4242e-67.4206e-73.4138e-85.2987e-981.8153
SAOF FRHHE1.1186e-62.3357e-71.7116e-79.6192e-84.8180e-83.6396e-61.0900e-66.3073e-85.7307e-981.8153
MGRO GUHHZ6.8150e-72.1014e-71.6850e-71.0725e-74.4383e-82.4759e-68.4879e-75.5832e-85.7379e-988.1139
MGRO GUHHN1.2733e-63.6649e-72.9105e-72.0190e-76.8884e-83.1901e-61.4375e-61.0388e-71.0004e-888.1139
MGRO GUHHE1.2026e-62.7570e-72.2936e-71.5758e-76.7834e-82.9107e-61.5355e-67.1104e-88.7633e-988.1139
LSD GUHHZ1.7987e-63.2938e-72.1963e-75.4207e-82.7424e-84.7255e-61.0959e-63.8114e-87.4837e-991.22
LSD GUHHN2.6136e-64.2118e-72.7134e-77.3860e-83.7159e-85.3234e-61.8074e-64.9536e-89.4499e-991.22
LSD GUHHE2.8058e-64.7123e-73.5676e-71.0093e-74.1473e-88.9938e-61.4907e-66.1812e-81.1282e-891.22
ESCA FRHHZ1.2486e-62.7425e-71.9176e-75.5579e-82.7819e-83.6946e-61.2727e-64.1682e-85.7982e-993.1166
ESCA FRHHN2.5885e-64.8247e-72.6373e-76.5635e-83.6031e-86.9269e-61.2764e-66.0986e-89.5905e-993.1166
ESCA FRHHE1.7306e-65.0227e-73.3692e-79.1776e-84.3700e-85.8550e-62.2311e-66.7283e-81.2292e-893.1166
RORO GUHHZ1.6133e-62.3790e-71.6846e-75.5052e-82.1841e-84.6450e-67.9662e-73.3516e-85.6247e-997.7127
RORO GUHHN1.5585e-63.3839e-72.2304e-74.7740e-82.7016e-85.3938e-61.1473e-64.3570e-87.1197e-997.7127
RORO GUHHE2.1451e-63.5708e-72.5188e-76.5481e-83.0673e-85.5510e-61.1828e-64.9043e-88.0633e-997.7127
BIGN GUEHZ8.0386e-71.0880e-78.8938e-85.6385e-82.8791e-82.0659e-63.8120e-73.0416e-84.0155e-9100.3149
BIGN GUEHN1.6245e-62.9965e-72.0642e-71.0434e-73.7459e-83.8275e-66.9248e-75.1180e-87.9725e-9100.3149
BIGN GUEHE2.5607e-62.9943e-71.6763e-77.8740e-83.0074e-85.3273e-66.3521e-74.4324e-86.9501e-9100.3149
IMI GUHHZ1.1405e-62.5262e-71.8516e-78.8127e-84.3695e-83.4170e-69.1213e-76.5940e-86.7381e-9103.7141
IMI GUHHN3.9112e-65.6656e-74.0391e-72.0184e-79.6224e-81.1200e-52.2851e-61.2779e-71.5865e-8103.7141
IMI GUHHE2.2845e-64.3814e-73.1531e-71.1878e-75.6891e-87.1400e-61.5657e-66.6174e-81.1611e-8103.7141
QLNO IVHHZ6.9402e-71.0023e-76.2935e-83.0890e-81.9550e-82.4960e-62.7511e-73.1901e-83.5790e-9106.0109
QLNO IVHHN1.4595e-62.1244e-79.3687e-83.9715e-82.3289e-82.8550e-64.3328e-73.1680e-84.4812e-9106.0109
QLNO IVHHE1.1350e-61.5579e-71.0314e-74.7069e-82.4076e-83.8124e-63.9393e-73.1976e-84.0514e-9106.0109
*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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