AUTOMATIC Location - Area: Casentino , magnitude (ML): 1.9
2025-12-05 01:13:03 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-12-05 01:17:39

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Earthquake info - RsniPicker2 automatic location
Event - ID :251205011253
Magnitude (ML) :1.9 +/- 0.2
Origin Time :2025-12-05 01:13:03.51 (UTC)
Location : Latitude: 43.796 N, Longitude: 11.958 E
Area :Casentino
Depth (km) :9.48
Distances (km) : 3.8 --- Verghereto (FO)
7.3 --- Bagno di Romagna (FO)
11.2 --- Chiusi della Verna (AR)
15.3 --- Pieve Santo Stefano (AR)
15.8 --- Bibbiena (AR)
15.9 --- Casteldelci (PU)
16.1 --- Chitignano (AR)
17.2 --- Caprese Michelangelo (AR)
17.3 --- Santa Sofia (FO)
17.3 --- Poppi (AR)
18.7 --- Castel Focognano (AR)
19.0 --- Pratovecchio (AR)
20.1 --- Stia (AR)
20.3 --- Sarsina (FO)
20.9 --- Badia Tedalda (AR)
21.3 --- Ortignano Raggiolo (AR)
21.3 --- Castel San Niccolo (AR)
21.6 --- Sant Agata Feltria (PU)
22.8 --- Galeata (FO)
23.7 --- Civitella di Romagna (FO)

Quality location estimate:
Erh: 3 km, Erz: 2.9 km, Nf: 15, Gap: 252°, Rms: 0.288 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.
RUFIIV2025-12-05 01:13:10.8000.02300.011.952025-12-05 01:13:16.5000.1132-0.011.6737.6
LMDIV2025-12-05 01:13:10.3600.0190-0.990.192025-12-05 01:13:16.2000.1152-1.500.1538.4
CSNTIV2025-12-05 01:13:15.7600.0330-0.031.83--:---.-----.---.-- 65.3
IMOLIV2025-12-05 01:13:16.2900.0380-0.081.692025-12-05 01:13:27.5020.22320.420.7465.7
MTRZIV2025-12-05 01:13:17.7090.03600.880.14--:---.-----.---.-- 72.2
ZCCAIV--:---.-----.---.--2025-12-05 01:13:35.8300.3912-1.830.16100.3
POPMGU2025-12-05 01:13:21.3090.0511-0.041.612025-12-05 01:13:35.2540.80930.320.64100.6
PIIIV2025-12-05 01:13:24.0800.05810.171.252025-12-05 01:13:38.4650.3522-0.350.83115.8
MAIMGU2025-12-05 01:13:24.3090.0601-0.011.512025-12-05 01:13:38.8600.4902-0.690.62118.7


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth Used
MTRZ IV2.002.21e-172.2324SI
ZCCA IV1.704.71e-2100.3308SI
POPM GU2.001.93e-1100.6286SI
PII IV2.108.94e-2115.8266SI
MAIM GU1.904.68e-2118.7277SI


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.
(°)
MTRZ IVHHZ1.8269e-67.1327e-70.0000e+06.4494e-71.4587e-61.9306e-64.9520e-63.7132e-64.0322e-73.5449e-872.2324
MTRZ IVHHN4.1892e-61.6933e-60.0000e+01.5650e-63.0748e-63.0748e-68.5662e-66.6956e-66.8379e-76.0189e-872.2324
MTRZ IVHHE3.9118e-61.4121e-60.0000e+01.4950e-62.8758e-63.7419e-67.4624e-68.4211e-68.0795e-74.3749e-872.2324
ZCCA IVHHZ3.2233e-72.0186e-70.0000e+01.6255e-73.5422e-75.1215e-76.0678e-71.0744e-61.8368e-71.6152e-8100.3308
ZCCA IVHHN7.6701e-72.6376e-70.0000e+02.2233e-76.2448e-76.2448e-76.7784e-71.7140e-62.7558e-72.3468e-8100.3308
ZCCA IVHHE1.0343e-62.5958e-70.0000e+02.2898e-75.7458e-77.7850e-76.1979e-71.5769e-62.3489e-72.4412e-8100.3308
POPM GUHHZ3.6274e-67.0457e-70.0000e+07.4772e-71.2363e-61.6368e-61.1026e-52.7674e-63.0720e-72.3142e-8100.6286
POPM GUHHN9.4190e-62.5108e-60.0000e+02.1465e-63.5389e-63.5389e-62.0916e-57.2372e-65.4008e-75.9843e-8100.6286
POPM GUHHE6.2893e-61.5577e-60.0000e+01.5532e-62.4709e-63.2622e-61.5258e-57.1819e-64.1198e-74.2026e-8100.6286
PII IVHHZ1.5284e-65.0923e-70.0000e+04.7267e-77.5632e-71.0223e-62.8215e-62.9044e-61.1913e-71.4164e-8115.8266
PII IVHHN1.4923e-66.2146e-70.0000e+06.3571e-71.0876e-61.0876e-62.3888e-65.9545e-61.8443e-71.9242e-8115.8266
PII IVHHE1.6163e-66.9701e-70.0000e+07.1955e-71.1853e-61.5668e-63.2524e-66.2573e-62.9020e-72.0066e-8115.8266
MAIM GUHHZ1.1520e-62.9143e-70.0000e+03.2104e-75.5449e-77.3827e-71.8804e-62.3392e-61.5622e-71.4619e-8118.7277
MAIM GUHHN1.2212e-63.8015e-70.0000e+03.7583e-77.6748e-77.6748e-73.9753e-62.3263e-62.1221e-71.8249e-8118.7277
MAIM GUHHE9.4338e-73.4535e-70.0000e+03.1148e-76.3341e-78.3288e-73.2262e-61.6931e-62.8173e-71.2850e-8118.7277
*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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