AUTOMATIC Location - Area: Alpi Marittime , magnitude (ML): 1.1
2026-02-17 14:42:18 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-02-17 14:46:28

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Earthquake info - RsniPicker2 automatic location
Event - ID :260217144139
Magnitude (ML) :1.1 +/- 0.5
Origin Time :2026-02-17 14:42:18.459 (UTC)
Location : Latitude: 44.375 N, Longitude: 6.861 E
Area :Alpi Marittime
Depth (km) :4.06
Distances (km) : 6.6 --- Argentera (CN)
14.1 --- Pietraporzio (CN)
15.2 --- Acceglio (CN)
17.5 --- Sambuco (CN)
19.7 --- Prazzo (CN)
19.9 --- Canosio (CN)
20.8 --- Marmora (CN)
25.8 --- Stroppo (CN)
25.9 --- Elva (CN)
26.0 --- Vinadio (CN)
26.1 --- Bellino (CN)
28.1 --- Celle di Macra (CN)
28.2 --- Castelmagno (CN)
28.9 --- Macra (CN)
29.2 --- Casteldelfino (CN)
29.3 --- Aisone (CN)
30.6 --- Pontechianale (CN)
33.8 --- Pradleves (CN)
33.9 --- San Damiano Macra (CN)
34.7 --- Sampeyre (CN)

Quality location estimate:
Erh: 1.3 km, Erz: 1.3 km, Nf: 15, Gap: 198°, Rms: 0.156 s
Stazioni validate: 9


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.
SURFFR2026-02-17 14:42:21.5000.00700.001.712026-02-17 14:42:23.5820.1602-0.171.1713.1
PZZGU2026-02-17 14:42:24.0490.02800.101.252026-02-17 14:42:27.8700.0761-0.051.5125.3
ISOFR--:---.-----.---.--2026-02-17 14:42:26.4130.1432-0.990.0826.3
STVGU2026-02-17 14:42:26.0400.0200-0.021.682026-02-17 14:42:30.7500.3182-0.390.7239.9
RRLGU--:---.-----.---.--2026-02-17 14:42:37.9590.1832-0.230.9761.1
GBOSGU2026-02-17 14:42:32.7300.0400-0.011.462026-02-17 14:42:42.2000.3162-0.200.8779.4
BIGNGU2026-02-17 14:42:35.2400.04500.500.25--:---.-----.---.-- 89.7
RSPGU2026-02-17 14:42:35.0490.04700.111.212026-02-17 14:42:46.2860.3362-0.290.7791.8
IMIGU2026-02-17 14:42:35.5900.0490-0.290.84--:---.-----.---.-- 97.3
PCPGU2026-02-17 14:42:41.9190.08210.410.51--:---.-----.---.-- 135.0


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth Used
PZZ GU0.601.17e-125.354SI
ISO FR0.302.99e-226.3145SI
STV GU0.803.04e-239.9111SI
RRL GU1.102.72e-261.1355SI
GBOS GU1.704.23e-279.4100SI
RSP GU1.202.08e-291.820SI
IMI GU1.403.55e-297.3122SI
PCP GU1.702.48e-2135.082SI


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.
(°)
PZZ GUHHZ1.2724e-52.4066e-60.0000e+01.1975e-62.1300e-63.0272e-62.3895e-52.6840e-62.0605e-73.8307e-825.354
PZZ GUHHN1.2113e-51.8538e-60.0000e+01.3866e-62.3295e-62.3295e-63.7371e-53.1883e-62.4786e-74.0870e-825.354
PZZ GUHHE1.8902e-52.6604e-60.0000e+01.2736e-62.2579e-63.2653e-63.4206e-52.7516e-62.8046e-74.2668e-825.354
ISO FRHHZ5.9416e-66.8771e-70.0000e+03.0599e-76.0523e-79.1403e-77.8194e-66.7730e-79.2714e-81.4675e-826.3145
ISO FRHHN6.1586e-65.2416e-70.0000e+02.5010e-74.8984e-74.8984e-75.6951e-64.6670e-75.9223e-81.1744e-826.3145
ISO FRHHE7.6101e-67.1849e-70.0000e+03.2266e-76.3352e-79.3129e-77.1069e-67.3980e-78.4440e-81.6686e-826.3145
STV GUHHZ4.0706e-65.4364e-70.0000e+03.1907e-75.6628e-78.1805e-76.4422e-61.2938e-69.0937e-81.2884e-839.9111
STV GUHHN4.1397e-64.5853e-70.0000e+02.8303e-75.2202e-75.2202e-77.0239e-69.7581e-77.4123e-81.5001e-839.9111
STV GUHHE2.8933e-63.4595e-70.0000e+02.6005e-74.5837e-76.2909e-75.3620e-66.6418e-71.1458e-71.1134e-839.9111
RRL GUHHZ1.2274e-61.9776e-70.0000e+01.4643e-72.6911e-73.6916e-72.5502e-65.9296e-71.0799e-77.9617e-961.1355
RRL GUHHN1.8984e-63.6284e-70.0000e+02.9668e-74.9411e-74.9411e-77.4085e-68.7358e-71.1566e-71.4975e-861.1355
RRL GUHHE1.7148e-64.1721e-70.0000e+02.8941e-75.0064e-76.8988e-76.5224e-61.2023e-68.3265e-81.2151e-861.1355
GBOS GUHHZ2.1978e-65.0993e-70.0000e+03.7030e-76.3098e-79.0419e-75.8327e-61.0693e-62.8250e-73.5329e-879.4100
GBOS GUHHN1.5773e-64.5578e-70.0000e+02.9026e-75.3126e-75.3126e-74.7915e-61.1095e-62.6117e-71.9879e-879.4100
GBOS GUHHE2.1749e-63.9467e-70.0000e+03.3924e-75.5170e-77.6638e-76.6195e-69.2660e-72.2327e-71.9406e-879.4100
RSP GUHHZ1.1134e-61.6384e-70.0000e+01.1823e-72.1241e-72.9083e-72.7885e-64.5983e-79.1060e-87.3340e-991.820
RSP GUHHN1.6577e-62.4366e-70.0000e+01.8565e-73.1787e-73.1787e-74.6626e-65.2525e-78.0053e-87.2556e-991.820
RSP GUHHE1.5020e-62.3041e-70.0000e+01.9601e-73.4516e-74.7785e-75.3616e-67.6493e-75.5638e-87.8200e-991.820
IMI GUHHZ1.2190e-61.7404e-70.0000e+01.0256e-72.4375e-74.2017e-71.8965e-64.1742e-72.5613e-71.9809e-897.3122
IMI GUHHN2.1806e-63.7658e-70.0000e+02.8366e-75.0559e-75.0559e-74.2369e-68.0539e-72.2930e-72.2088e-897.3122
IMI GUHHE1.2435e-62.0794e-70.0000e+01.5772e-73.0737e-74.7786e-72.5964e-66.1236e-72.0650e-71.6207e-897.3122
PCP GUHHZ5.9486e-78.6317e-80.0000e+05.8976e-81.2487e-72.1720e-71.5994e-63.1214e-71.0927e-71.4423e-8135.082
PCP GUHHN3.6351e-78.5580e-80.0000e+04.1529e-81.0987e-71.0987e-71.0458e-62.0693e-71.0236e-71.6530e-8135.082
PCP GUHHE4.5147e-78.4224e-80.0000e+04.5506e-81.0242e-71.7358e-71.2912e-61.6199e-77.0896e-89.1471e-9135.082
*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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