AUTOMATIC Location - Area: Alpi Marittime , magnitude (ML): 1.0
2025-12-06 19:20:49 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-12-06 19:25:26

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Earthquake info - RsniPicker2 automatic location
Event - ID :251206192024
Magnitude (ML) :1.0 +/- 0.3
Origin Time :2025-12-06 19:20:49.279 (UTC)
Location : Latitude: 44.064 N, Longitude: 7.793 E
Area :Alpi Marittime
Depth (km) :3.85
Distances (km) : 1.8 --- Mendatica (IM)
1.9 --- Montegrosso Pian Latte (IM)
3.5 --- Cosio di Arroscia (IM)
4.2 --- Briga Alta (CN)
6.1 --- Pornassio (IM)
7.8 --- Rezzo (IM)
8.1 --- Triora (IM)
8.2 --- Molini di Triora (IM)
9.9 --- Pieve di Teco (IM)
10.0 --- Armo (IM)
12.8 --- Carpasio (IM)
13.6 --- Vessalico (IM)
13.6 --- Aurigo (IM)
14.0 --- Ormea (CN)
14.2 --- Caprauna (CN)
15.1 --- Borghetto d Arroscia (IM)
15.4 --- Caravonica (IM)
15.5 --- Montalto Ligure (IM)
15.5 --- Borgomaro (IM)
15.7 --- Cesio (IM)

Quality location estimate:
Erh: 0.5 km, Erz: 0.7 km, Nf: 29, Gap: 63°, Rms: 0.205 s
Stazioni validate: 17


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.
MGROGU2025-12-06 19:20:50.8690.0020-0.031.912025-12-06 19:20:51.7200.0180-0.420.624.7
IMIGU2025-12-06 19:20:53.3690.0140-0.012.022025-12-06 19:20:56.0200.0581-0.530.5319.2
GBOSGU2025-12-06 19:20:53.6190.05410.021.932025-12-06 19:20:56.5700.0621-0.021.7720.5
SAOFFR--:---.-----.---.--2025-12-06 19:20:56.4590.1152-0.840.2921.3
BIGNGU2025-12-06 19:20:54.0600.01100.051.902025-12-06 19:20:56.9780.2302-0.600.5722.2
ROROGU2025-12-06 19:20:54.0700.01200.111.342025-12-06 19:20:57.2990.0681-0.011.7422.8
TURFFR--:---.-----.---.--2025-12-06 19:21:01.2700.1012-0.151.2633.8
ENRGU--:---.-----.---.--2025-12-06 19:21:00.7800.1062-0.051.4735.3
BURYGU--:---.-----.---.--2025-12-06 19:21:01.3500.1102-0.310.9036.8
STVGU2025-12-06 19:20:57.3100.02100.001.882025-12-06 19:21:02.5200.1282-0.360.8342.6
QLNOIV2025-12-06 19:20:59.2200.0270-0.230.892025-12-06 19:21:05.6600.1592-0.970.2652.9
MVIFFR--:---.-----.---.--2025-12-06 19:21:06.7000.2802-0.940.3254.7
ISOFR--:---.-----.---.--2025-12-06 19:21:08.5300.18720.200.9160.9
PZZGU2025-12-06 19:21:02.7100.03700.081.422025-12-06 19:21:11.8500.2192-0.111.0773.1
PCPGU2025-12-06 19:21:04.0000.04000.840.06--:---.-----.---.-- 80.1
SURFFR2025-12-06 19:21:05.7900.04500.131.182025-12-06 19:21:16.5900.3072-0.510.7290.9
BHBGU2025-12-06 19:21:05.9500.04800.440.282025-12-06 19:21:17.1900.37720.490.5195.6
RNCAGU--:---.-----.---.--2025-12-06 19:21:18.6000.5153-0.970.40102.8
PLMAIV2025-12-06 19:21:13.2200.0831-2.290.00--:---.-----.---.-- 164.7


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth Used
MGRO GU1.306.19e+04.7153SI
IMI GU0.902.99e-119.2155SI
GBOS GU0.901.04e-120.511SI
SAOF FR0.507.70e-221.3246SI
RORO GU0.801.30e-122.876SI
ENR GU1.202.10e-135.3302SI
BURY GU1.201.43e-136.8211SI
STV GU1.004.40e-242.6299SI
QLNO IV0.903.40e-252.957SI
ISO FR0.509.93e-360.9283SI
PZZ GU1.205.27e-273.1313SI
PCP GU1.102.16e-280.148SI
BHB GU1.201.61e-295.6334SI
RNCA GU1.503.00e-2102.864SI


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.
(°)
MGRO GUHHZ3.8900e-45.4930e-50.0000e+01.2667e-52.4025e-53.3902e-53.3994e-44.7665e-53.2205e-64.2714e-74.7153
MGRO GUHHN9.3083e-41.4285e-40.0000e+01.3403e-52.4219e-52.4219e-54.2448e-43.7278e-52.6658e-64.0544e-74.7153
MGRO GUHHE1.4037e-31.5306e-40.0000e+02.1226e-53.5363e-54.8290e-55.3441e-41.0965e-45.1685e-67.5751e-74.7153
IMI GUHHZ2.2626e-52.9109e-60.0000e+01.1649e-62.1780e-63.1628e-62.3108e-54.4964e-62.6093e-74.9418e-819.2155
IMI GUHHN7.0975e-57.7030e-60.0000e+03.2353e-65.9153e-65.9153e-61.0100e-48.8896e-66.1102e-71.1845e-719.2155
IMI GUHHE3.8933e-54.6859e-60.0000e+01.7496e-63.2381e-64.6831e-63.7792e-54.5690e-63.4791e-77.5055e-819.2155
GBOS GUHHZ1.4130e-53.4605e-60.0000e+01.1299e-61.9027e-62.7140e-62.9046e-55.1166e-62.8741e-73.9299e-820.511
GBOS GUHHN9.7101e-61.7839e-60.0000e+09.6423e-71.8771e-61.8771e-62.0098e-53.7265e-62.7449e-73.2951e-820.511
GBOS GUHHE8.9009e-61.1846e-60.0000e+09.3487e-71.4892e-62.0017e-63.4632e-53.7391e-61.6735e-72.9057e-820.511
SAOF FRHHE8.9009e-61.1846e-60.0000e+09.3487e-71.4892e-62.0017e-63.4632e-53.7391e-61.6735e-72.9057e-821.3246
RORO GUHHZ9.7823e-61.7135e-60.0000e+01.1089e-61.9533e-62.7350e-62.6624e-52.7420e-62.1476e-73.8972e-822.876
RORO GUHHN1.2239e-52.1684e-60.0000e+01.4061e-62.3339e-62.3339e-62.9551e-54.9852e-63.5972e-75.9923e-822.876
RORO GUHHE1.0877e-51.8674e-60.0000e+01.2488e-62.1512e-63.0469e-62.6487e-54.4827e-62.0655e-74.1101e-822.876
ENR GUHHZ1.5720e-51.9551e-60.0000e+09.5563e-71.8331e-62.6495e-62.9897e-52.4131e-62.5874e-73.6948e-835.3302
ENR GUHHN4.6144e-54.9510e-60.0000e+02.1637e-64.2544e-64.2544e-67.6424e-55.1101e-65.7777e-71.2493e-735.3302
ENR GUHHE6.1989e-55.0743e-60.0000e+02.1261e-64.3405e-66.4864e-64.9513e-53.0150e-64.6984e-71.0357e-735.3302
BURY GUHHZ6.1398e-69.5565e-70.0000e+06.0437e-71.0389e-61.3726e-61.1913e-53.4579e-61.9198e-72.4108e-836.8211
BURY GUHHN6.8113e-61.5286e-60.0000e+07.8928e-71.3079e-61.3079e-61.5808e-52.7556e-62.2295e-72.7095e-836.8211
BURY GUHHE9.1924e-61.6553e-60.0000e+07.5119e-71.3191e-61.8466e-61.4848e-52.8336e-62.2750e-72.5735e-836.8211
STV GUHHZ5.6973e-65.5616e-70.0000e+03.4219e-76.0154e-78.4486e-71.0292e-51.0719e-68.6480e-81.4602e-842.6299
STV GUHHN6.2670e-68.3400e-70.0000e+04.4622e-78.2951e-78.2951e-71.2630e-51.0562e-61.0827e-72.1175e-842.6299
STV GUHHE6.2125e-67.2687e-70.0000e+03.7671e-76.6515e-79.5313e-71.1743e-51.0942e-61.0681e-71.6348e-842.6299
QLNO IVHHZ1.2752e-62.4273e-70.0000e+01.8661e-73.2411e-74.3933e-74.3636e-61.2229e-61.0609e-71.3593e-852.957
QLNO IVHHN2.3510e-63.4648e-70.0000e+03.1109e-75.6669e-75.6669e-75.8487e-61.5518e-61.3809e-71.2443e-852.957
QLNO IVHHE2.5211e-63.7898e-70.0000e+02.6809e-74.7378e-76.5863e-76.0777e-61.4200e-61.1461e-71.4094e-852.957
ISO FRHHZ7.1898e-79.7559e-80.0000e+07.6222e-81.3620e-71.8751e-71.7520e-63.1419e-73.9759e-84.2456e-960.9283
ISO FRHHN1.3135e-61.5503e-70.0000e+09.2228e-81.6561e-71.6561e-73.5954e-63.0733e-74.7271e-85.0548e-960.9283
ISO FRHHE8.0619e-71.1022e-70.0000e+08.3573e-81.4096e-72.0069e-72.3709e-62.8393e-73.8505e-85.0852e-960.9283
PZZ GUHHZ2.5982e-65.4458e-70.0000e+04.3387e-77.3804e-71.0100e-65.7945e-61.9003e-68.6473e-81.6411e-873.1313
PZZ GUHHN2.9157e-66.6682e-70.0000e+05.3899e-79.1818e-79.1818e-76.9922e-61.7942e-61.5434e-71.6827e-873.1313
PZZ GUHHE2.2499e-65.6499e-70.0000e+04.6687e-77.9658e-71.0798e-66.3828e-62.1738e-61.1229e-71.4853e-873.1313
PCP GUHHZ8.5583e-71.4511e-70.0000e+01.3497e-72.6820e-74.0739e-72.0577e-68.0349e-71.1698e-71.1748e-880.148
PCP GUHHN1.1660e-61.9295e-70.0000e+01.6151e-73.4530e-73.4530e-72.6695e-61.1680e-61.3084e-71.0064e-880.148
PCP GUHHE1.1865e-62.0628e-70.0000e+01.9120e-73.4411e-75.0209e-74.2460e-69.4772e-71.6136e-71.3287e-880.148
BHB GUHHZ2.8518e-62.4904e-70.0000e+01.2295e-72.3203e-73.3559e-73.8093e-65.6177e-77.5001e-87.1117e-995.6334
BHB GUHHN3.4905e-63.7174e-70.0000e+01.6401e-73.1818e-73.1818e-73.5485e-68.2527e-76.0025e-86.5499e-995.6334
BHB GUHHE3.6929e-63.3318e-70.0000e+01.7701e-73.2523e-74.7214e-73.5176e-67.3135e-74.2545e-86.7683e-995.6334
RNCA GUHHZ8.3468e-59.8631e-60.0000e+03.6135e-67.5369e-61.2519e-58.7322e-55.2418e-62.5243e-63.3355e-7102.864
RNCA GUHHN1.1252e-49.6186e-60.0000e+03.6958e-68.2657e-68.2657e-66.8036e-56.3725e-63.0796e-63.5030e-7102.864
RNCA GUHHE1.5904e-41.5545e-50.0000e+05.5752e-61.2166e-51.9688e-51.2722e-48.5373e-63.6635e-63.3270e-7102.864
PLMA IVHHZ5.6513e-67.2929e-70.0000e+01.2355e-73.9756e-77.9961e-74.8919e-63.3175e-75.1400e-74.1529e-8164.7-1
PLMA IVHHN1.2546e-51.6473e-60.0000e+04.2605e-78.3065e-78.3065e-72.2807e-56.1228e-76.5096e-73.5360e-8164.7-1
PLMA IVHHE8.9393e-61.4138e-60.0000e+02.5995e-76.4358e-79.7751e-71.1721e-54.4012e-74.2591e-72.5434e-8164.7-1
*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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