MANUAL Location - Area: Langhe , magnitude (ML): 0.7
2025-01-16 00:34:43 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-01-16 09:04:02

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Earthquake info - Manual location
Event - ID :250116003427
Magnitude (ML) :0.7 +/- 0.2
Origin Time :2025-01-16 00:34:43.122 (UTC)
Location : Latitude: 44.600 N, Longitude: 8.186 E
Area :Langhe
Depth (km) :6.01
Distances (km) : 2.2 --- Cortemilia
2.2 --- Perletto
2.2 --- Castino
3.1 --- Bosia
4.2 --- Rocchetta Belbo
4.6 --- San Giorgio Scarampi
4.7 --- Torre Bormida
4.9 --- Borgomale
5.0 --- Olmo Gentile
5.1 --- Vesime
5.5 --- Cravanzana
5.7 --- Bergolo
6.3 --- Arguello
6.7 --- Pezzolo Valle Uzzone
6.9 --- Roccaverano
7.0 --- Lequio Berria
7.1 --- Benevello
7.2 --- Levice
7.2 --- Cessole
7.5 --- Cerreto Langhe

Quality location estimate: Erh: 0.6 km, Erz: 0.6 km, Nf: 30, Gap: 62 °, Rms: 0.25


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.
ALBCIT2025-01-16 00:34:47.2560.0200-0.021.682025-01-16 00:34:49.8560.0400-0.510.6918.0
ACQIT2025-01-16 00:34:48.2880.02000.081.452025-01-16 00:34:51.5830.0400-0.201.0324.6
PCPGU2025-01-16 00:34:48.7800.0221-0.061.552025-01-16 00:34:52.7000.0922-0.151.2530.0
ROTMGU2025-01-16 00:34:49.8860.02000.041.632025-01-16 00:34:54.7570.04000.011.4931.3
QLNOIV2025-01-16 00:34:49.5100.01900.011.702025-01-16 00:34:53.8300.1053-0.221.1333.8
CANOGU2025-01-16 00:34:49.9560.0200-1.030.232025-01-16 00:34:56.5180.48590.000.7844.3
GBOSGU2025-01-16 00:34:51.6800.0200-0.390.842025-01-16 00:34:57.6100.3668-0.560.7148.8
ROROGU2025-01-16 00:34:52.8200.03010.131.172025-01-16 00:34:59.4700.17050.021.1655.4
MGROGU2025-01-16 00:34:55.2450.0200-0.450.792025-01-16 00:35:03.4200.3497-1.150.2769.3
ENRGU2025-01-16 00:34:56.6320.02000.111.222025-01-16 00:35:04.8150.2306-1.060.2973.9
BHBGU2025-01-16 00:34:56.7870.0200-0.021.442025-01-16 00:35:06.1900.2366-0.171.0277.7
STVGU2025-01-16 00:34:57.4070.02000.051.352025-01-16 00:35:06.1700.4058-1.140.3079.1
PZZGU2025-01-16 00:34:58.3900.02000.180.942025-01-16 00:35:08.4540.0400-0.420.8685.7
RSPGU2025-01-16 00:34:59.2400.0532-0.500.732025-01-16 00:35:11.6990.0400-0.221.0695.0


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
ACQ ITHN0.901.43e-124.667
PCP GUHH0.282.58e-230.0103
ROTM GUHH0.359.78e-231.325
QLNO IVHH0.816.34e-233.8157
CANO GUHH0.955.16e-244.3175
GBOS GUHH0.871.81e-248.8215
RORO GUHH0.711.90e-255.4190
MGRO GUHH0.681.10e-269.3206
BHB GUHH0.718.33e-377.7290
STV GUHH0.837.79e-379.1240
PZZ GUHH0.631.04e-285.7263
RSP GUHH0.272.24e-395.0310


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.
(°)
ALBC ITHNZ3.4999e-54.4749e-61.6043e-66.2381e-72.7706e-77.9202e-55.3845e-63.8533e-78.6503e-818.0304
ALBC ITHNN2.5704e-55.0418e-63.5554e-61.1093e-64.5220e-76.4854e-51.8805e-56.6277e-71.2404e-718.0304
ALBC ITHNE2.9681e-54.7595e-63.9293e-61.4774e-65.9907e-75.2054e-51.9084e-58.2706e-71.2958e-718.0304
ACQ ITHNZ7.5722e-69.5570e-74.8756e-73.3164e-71.7998e-71.4693e-52.7954e-62.1394e-71.9261e-824.667
ACQ ITHNN1.2193e-51.8797e-61.0677e-63.6959e-71.9641e-74.0949e-54.2019e-62.2444e-74.5085e-824.667
ACQ ITHNE1.6694e-52.2371e-61.3890e-63.6970e-72.1681e-73.9968e-54.2910e-62.9539e-75.6892e-824.667
PCP GUHHZ3.0467e-64.6544e-72.4039e-78.0665e-84.1792e-87.5714e-69.6442e-76.1332e-81.1159e-830.0103
PCP GUHHN3.0459e-65.0063e-72.2229e-75.6708e-83.6312e-81.0002e-56.7924e-75.4796e-81.1073e-830.0103
PCP GUHHE4.6313e-64.5681e-72.4742e-75.8147e-83.6309e-88.9699e-61.0863e-67.3360e-81.0806e-830.0103
ROTM GUHHZ3.1986e-63.9937e-73.2800e-71.4224e-76.3516e-86.3135e-61.5236e-68.8216e-89.0552e-931.325
ROTM GUHHN6.2496e-61.2610e-69.9405e-75.1056e-71.7157e-72.4539e-55.7456e-62.3406e-72.8399e-831.325
ROTM GUHHE5.1083e-68.8691e-77.7121e-74.1945e-71.7977e-71.2845e-55.2611e-62.0963e-72.2000e-831.325
QLNO IVHHZ3.7798e-66.7029e-73.5653e-79.1471e-85.2609e-87.1605e-61.6317e-68.9498e-81.6385e-833.8157
QLNO IVHHN7.8957e-61.0058e-65.3676e-71.7049e-79.2042e-81.7675e-52.6034e-61.5411e-72.7231e-833.8157
QLNO IVHHE9.2025e-61.1525e-64.0491e-79.7672e-86.0537e-88.8046e-61.3021e-69.3803e-82.2551e-833.8157
CANO GUHHZ4.5868e-64.4260e-72.4908e-77.6733e-85.8753e-87.8169e-69.3482e-79.4587e-81.1666e-844.3175
CANO GUHHN6.2924e-67.6946e-74.5807e-71.2941e-76.0313e-81.6633e-52.4289e-69.1512e-81.6528e-844.3175
CANO GUHHE5.9549e-66.6965e-73.8802e-71.6519e-71.0440e-71.6058e-52.0613e-61.5779e-71.4853e-844.3175
GBOS GUHHZ2.2034e-62.8854e-71.1791e-73.3819e-81.7617e-85.6113e-65.7592e-72.5252e-85.4068e-948.8215
GBOS GUHHN2.1980e-63.1614e-71.5504e-74.7126e-82.5809e-85.8638e-64.5696e-73.7883e-86.6402e-948.8215
GBOS GUHHE2.2170e-63.1137e-71.4906e-72.9666e-82.0898e-85.7698e-64.7957e-74.3469e-86.7369e-948.8215
RORO GUHHZ2.7451e-63.5213e-71.5743e-74.1404e-82.5924e-85.2957e-66.0580e-74.0522e-87.4995e-955.4190
RORO GUHHN2.4853e-63.5651e-71.7816e-73.8273e-82.3433e-89.0258e-64.8188e-73.5404e-88.2232e-955.4190
RORO GUHHE3.1024e-63.7600e-71.8681e-74.7185e-82.2477e-85.6457e-66.6561e-73.4524e-88.0686e-955.4190
MGRO GUHHZ4.7981e-71.0814e-77.6302e-84.1125e-82.2507e-81.2772e-62.9348e-73.3812e-83.6343e-969.3206
MGRO GUHHN7.2620e-71.4653e-79.9896e-83.4639e-81.9505e-82.3005e-65.4568e-73.2772e-83.7926e-969.3206
MGRO GUHHE8.5709e-71.4608e-71.0116e-74.3441e-82.1905e-83.4559e-63.7759e-73.0306e-83.2852e-969.3206
ENR GUHHZ4.8208e-64.2463e-71.5326e-74.7962e-82.5176e-85.7563e-65.4525e-73.7721e-87.9714e-973.9236
ENR GUHHN1.5309e-51.4942e-63.8111e-78.9710e-85.4706e-81.8818e-51.3174e-61.1156e-72.9420e-873.9236
ENR GUHHE1.9895e-51.6411e-62.9174e-77.9279e-84.7466e-81.7746e-51.0466e-61.0993e-72.9874e-873.9236
BHB GUHHZ1.1302e-61.2983e-76.5954e-82.7223e-81.2137e-81.8341e-63.4257e-71.6885e-82.6803e-977.7290
BHB GUHHN9.2978e-71.5168e-78.6260e-83.0456e-81.2181e-82.1670e-64.0327e-71.6945e-83.1651e-977.7290
BHB GUHHE1.2967e-61.6203e-78.3169e-83.3314e-81.3508e-82.3158e-63.6316e-71.7994e-83.4994e-977.7290
STV GUHHZ1.0147e-61.3354e-75.6343e-81.8781e-81.0891e-82.0259e-62.5361e-71.7737e-82.3138e-979.1240
STV GUHHN8.7670e-71.0877e-75.2731e-81.8620e-81.3794e-82.1744e-62.6725e-72.5091e-82.4255e-979.1240
STV GUHHE1.3704e-61.7151e-77.9173e-82.4694e-81.3610e-82.8700e-63.7612e-71.7528e-83.4022e-979.1240
PZZ GUHHZ6.1585e-71.1384e-77.6874e-84.1972e-84.3521e-81.3893e-63.4063e-78.3048e-84.3697e-985.7263
PZZ GUHHN6.2799e-71.2844e-71.0032e-73.9544e-81.8735e-81.9834e-65.0718e-72.7173e-83.4154e-985.7263
PZZ GUHHE5.9299e-71.1230e-78.3857e-83.0042e-81.8826e-81.7275e-64.6025e-73.1215e-83.0078e-985.7263
RSP GUHHZ7.9389e-81.1442e-81.0159e-85.2079e-93.4309e-92.5597e-76.2258e-83.7569e-93.7386e-1095.0310
RSP GUHHN1.3107e-72.6079e-82.0590e-86.8314e-93.4369e-93.0174e-71.0274e-75.6020e-96.1962e-1095.0310
RSP GUHHE1.4019e-73.2154e-82.1334e-88.2423e-94.5687e-96.0018e-78.2878e-85.3995e-97.1116e-1095.0310
*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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