AUTOMATIC Location - Area: Appennino pistoiese , magnitude (ML): 0.9
2026-10-28 15:56:07 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-10-28 15:59:12

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Earthquake info - RsniPicker2 automatic location
Event - ID :261028155403
Magnitude (ML) :0.9 +/- 0.2
Origin Time :2026-10-28 15:56:07.15 (UTC)
Location : Latitude: 44.055 N, Longitude: 10.774 E
Area :Appennino pistoiese
Depth (km) :9.02
Distances (km) : 1.5 --- San Marcello Pistoiese (PT)
3.0 --- Piteglio (PT)
5.3 --- Cutigliano (PT)
13.4 --- Abetone (PT)
13.4 --- Marliana (PT)
15.3 --- Lizzano in Belvedere (BO)
15.6 --- Bagni di Lucca (LU)
15.7 --- Granaglione (BO)
16.2 --- Massa e Cozzile (PT)
17.1 --- Fanano (MO)
17.2 --- Serravalle Pistoiese (PT)
17.3 --- Fiumalbo (MO)
17.5 --- Villa Basilica (LU)
17.5 --- Pistoia (PT)
18.8 --- Sambuca Pistoiese (PT)
19.0 --- Pescia (PT)
19.0 --- Montecatini-Terme (PT)
19.5 --- Sestola (MO)
19.5 --- Pieve a Nievole (PT)
19.8 --- Porretta Terme (BO)

Quality location estimate:
Erh: 1.8 km, Erz: 1.2 km, Nf: 15, Gap: 233°, Rms: 0.142 s
Stazioni validate: 8


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.
POPMGU2026-10-28 15:56:09.3550.00700.240.492026-10-28 15:56:10.5850.0280-0.011.779.2
BDIIV2026-10-28 15:56:10.5720.06810.091.482026-10-28 15:56:12.9810.0511-0.031.6416.8
CARDGU2026-10-28 15:56:11.9500.01900.011.812026-10-28 15:56:15.6100.07610.121.3125.3
VLCMN2026-10-28 15:56:13.6320.01800.111.322026-10-28 15:56:18.5820.10320.370.3634.3
SARMGU2026-10-28 15:56:13.5350.0280-0.081.332026-10-28 15:56:18.2320.1372-0.130.9834.3
GSCLGU2026-10-28 15:56:14.2400.0190-0.460.222026-10-28 15:56:19.2590.1852-0.880.1737.2
PIIIV2026-10-28 15:56:15.2500.0420-0.041.532026-10-28 15:56:20.5900.1292-0.640.2643.1
EQUIGU--:---.-----.---.--2026-10-28 15:56:22.6500.3102-0.710.3151.8


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.		 Dist. (km) Azimuth Used
POPM GU1.203.52e+09.2231SI
BDI IV0.802.75e-116.8273SI
CARD GU1.202.54e-125.3262SI
SARM GU0.706.08e-234.3296SI
GSCL GU0.704.22e-237.2336SI
PII IV0.804.18e-243.1209SI
EQUI GU0.802.37e-251.8284SI


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.
(°)
POPM GUHHZ2.3307e-42.7461e-50.0000e+09.2993e-61.6706e-52.3763e-53.1512e-42.0172e-51.6708e-63.2810e-79.2231
POPM GUHHN1.0248e-31.1575e-40.0000e+02.1659e-53.9807e-53.9807e-53.2649e-45.1098e-52.9174e-66.7515e-79.2231
POPM GUHHE3.8154e-44.3338e-50.0000e+01.7593e-53.0541e-54.3371e-54.3643e-43.5057e-52.4134e-65.4638e-79.2231
BDI IVHHZ1.2621e-51.4501e-60.0000e+07.2289e-71.2038e-61.6671e-61.8646e-53.0740e-61.3807e-72.5633e-816.8273
BDI IVHHN1.6056e-52.7224e-60.0000e+01.2718e-62.3522e-62.3522e-62.6117e-53.2025e-62.6382e-75.3893e-816.8273
BDI IVHHE1.4848e-52.4942e-60.0000e+01.0205e-61.9098e-62.7121e-62.4265e-54.2766e-61.8560e-73.8198e-816.8273
CARD GUHHZ1.9348e-51.9076e-60.0000e+01.0960e-62.0210e-62.9111e-64.2662e-51.6073e-61.4061e-73.9761e-825.3262
CARD GUHHN6.8164e-57.1875e-60.0000e+03.0048e-66.0460e-66.0460e-61.0412e-44.9423e-65.0075e-71.3277e-725.3262
CARD GUHHE4.5813e-55.2936e-60.0000e+02.6096e-64.6783e-66.6810e-61.0624e-45.3203e-63.1188e-78.4681e-825.3262
VLC MNHHZ4.3281e-66.0018e-70.0000e+02.4524e-74.2616e-76.0346e-78.5283e-65.6244e-76.8910e-88.9047e-934.3-1
VLC MNHHN9.9948e-61.1907e-60.0000e+05.5923e-79.4598e-79.4598e-72.1438e-51.8009e-61.0368e-72.0543e-834.3-1
VLC MNHHE4.2849e-66.1424e-70.0000e+03.6684e-76.1959e-78.7496e-71.2877e-51.0115e-67.8576e-81.1031e-834.3-1
SARM GUEHZ2.7377e-63.7166e-70.0000e+02.2814e-74.4188e-76.1698e-75.7856e-68.7901e-75.9085e-88.6311e-934.3296
SARM GUEHN3.9520e-65.9828e-70.0000e+04.2626e-78.2312e-78.2312e-75.5099e-61.4506e-61.7083e-71.6392e-834.3296
SARM GUEHE4.9110e-68.2856e-70.0000e+04.1357e-78.9297e-71.2933e-67.6410e-61.6125e-61.6693e-71.8549e-834.3296
GSCL GUHHZ1.1019e-61.8760e-70.0000e+01.2618e-72.5065e-73.4809e-72.8607e-68.1812e-79.2385e-87.6219e-937.2336
GSCL GUHHN2.3998e-65.4291e-70.0000e+03.2496e-75.3179e-75.3179e-76.3388e-61.4592e-67.9976e-89.9215e-937.2336
GSCL GUHHE1.8619e-65.3153e-70.0000e+02.4385e-74.2070e-75.5305e-72.7498e-61.6169e-61.4248e-78.6845e-937.2336
PII IVHHZ2.7433e-64.4553e-70.0000e+03.1445e-75.6554e-77.8799e-76.7693e-61.0181e-66.1609e-88.6045e-943.1209
PII IVHHN2.6859e-65.1616e-70.0000e+04.2152e-77.3667e-77.3667e-71.1130e-51.5213e-61.0093e-71.1769e-843.1209
PII IVHHE2.6818e-64.7985e-70.0000e+03.3808e-76.3216e-78.8902e-76.1908e-61.2554e-66.7070e-81.0385e-843.1209
EQUI GUHHZ1.1993e-51.7589e-60.0000e+01.2357e-62.6123e-63.7649e-63.2954e-55.6831e-61.0456e-67.8010e-851.8284
EQUI GUHHN2.1871e-53.2171e-60.0000e+02.3723e-64.9158e-64.9158e-65.8179e-58.1908e-61.4982e-61.3114e-751.8284
EQUI GUHHE1.9650e-53.0550e-60.0000e+01.7656e-63.6831e-65.1927e-63.9453e-56.8293e-61.0929e-61.1650e-751.8284
*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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