MANUAL Location - Area: Appennino modenese , magnitude (ML): 1.2
2024-12-29 21:51:05 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2024-12-30 10:00:27

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Earthquake info - Manual location
Event - ID :241229215008
Magnitude (ML) :1.2 +/- 0.2
Origin Time :2024-12-29 21:51:05.432 (UTC)
Location : Latitude: 44.225 N, Longitude: 11.013 E
Area :Appennino modenese
Depth (km) :20.82
Distances (km) : 6.3 --- Castel d Aiano
7.1 --- Gaggio Montano
7.1 --- Castel di Casio
7.5 --- Montese
8.0 --- Porretta Terme
8.6 --- Camugnano
10.3 --- Vergato
11.7 --- Lizzano in Belvedere
11.9 --- Grizzana Morandi
13.4 --- Sambuca Pistoiese
13.8 --- Zocca
14.4 --- Granaglione
14.9 --- Castiglione dei Pepoli
17.5 --- Fanano
17.7 --- San Benedetto Val di Sambro
18.8 --- Pavullo nel Frignano
19.2 --- Savigno
19.2 --- Sestola
20.1 --- Marzabotto
21.3 --- Monzuno

Quality location estimate: Erh: 1.8 km, Erz: 1.6 km, Nf: 20, Gap: 137 °, 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.
ZCCAIV2024-12-29 21:51:09.1200.0090-1.770.112024-12-29 21:51:12.1460.0400-2.980.0025.9
POPMGU2024-12-29 21:51:12.2400.02510.320.242024-12-29 21:51:16.7200.1063-0.001.6435.6
SEIIV2024-12-29 21:51:12.8600.02110.001.992024-12-29 21:51:18.3540.1223-0.251.0539.7
BDIIV2024-12-29 21:51:13.4200.02310.041.842024-12-29 21:51:18.9100.1293-0.270.9843.5
CARDGU2024-12-29 21:51:14.8500.02810.021.852024-12-29 21:51:21.5090.1564-0.061.3852.2
SARMGU2024-12-29 21:51:15.0800.0271-0.081.762024-12-29 21:51:21.8600.4489-0.340.7453.6
ERBMIV2024-12-29 21:51:15.5700.0261-1.100.042024-12-29 21:51:23.4120.0400-1.580.1356.8
MAIMGU2024-12-29 21:51:15.7500.0200-0.001.872024-12-29 21:51:23.9490.17450.870.1258.1
PIIIV2024-12-29 21:51:18.3300.02000.031.692024-12-29 21:51:27.0800.2136-0.300.8971.3
GRAMGU2024-12-29 21:51:20.6300.0402-0.101.542024-12-29 21:51:32.3490.04000.840.1483.7


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
ZCCA IVHH1.363.77e-125.9348
POPM GUHH1.607.33e-135.6226
SEI IVHH1.078.61e-239.7124
BDI IVHH1.582.89e-143.5242
CARD GUHH1.206.64e-252.2243
MAIM GUHH1.073.52e-258.1230
PII IVHH0.881.63e-271.3215
GRAM GUHH1.174.05e-283.7292


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.
(°)
ZCCA IVHHZ1.4744e-52.0812e-61.6246e-61.0337e-64.8393e-72.0146e-51.1139e-54.8323e-75.5008e-825.9348
ZCCA IVHHN1.8478e-53.3389e-62.5832e-61.7415e-68.1682e-72.1446e-51.7693e-51.0741e-69.5761e-825.9348
ZCCA IVHHE1.5599e-52.4355e-62.1479e-61.8387e-66.3854e-71.4734e-51.4860e-57.1717e-78.1637e-825.9348
POPM GUHHZ2.2544e-53.5573e-62.7078e-66.9626e-73.4306e-75.1485e-51.4107e-55.2731e-79.2667e-835.6226
POPM GUHHN2.4464e-56.9024e-64.7841e-61.1214e-65.5274e-77.2270e-52.9387e-58.4811e-71.5760e-735.6226
POPM GUHHE3.6129e-59.8402e-66.0172e-61.4057e-68.1682e-76.9332e-52.8091e-51.2913e-62.3252e-735.6226
SEI IVHHZ3.0354e-66.8306e-75.2238e-72.2937e-77.7251e-88.9717e-62.7221e-61.0870e-71.6126e-839.7124
SEI IVHHN3.3441e-67.9632e-77.8910e-74.1045e-71.4054e-77.1155e-63.3620e-61.8854e-72.6442e-839.7124
SEI IVHHE2.8019e-66.5127e-75.1743e-73.0334e-79.5784e-88.2881e-62.3499e-61.2572e-71.5963e-839.7124
BDI IVHHZ8.0176e-61.4086e-61.1572e-62.5950e-71.3765e-71.6616e-56.0095e-62.1855e-74.0780e-843.5242
BDI IVHHN1.3624e-53.3994e-62.1516e-66.4285e-73.7308e-73.3218e-51.3426e-55.6965e-78.4676e-843.5242
BDI IVHHE1.2427e-52.2937e-61.6815e-65.3514e-72.2855e-72.5910e-57.1817e-63.3565e-75.1661e-843.5242
CARD GUHHZ2.4580e-63.3655e-72.4547e-78.9311e-83.6995e-87.8258e-61.1081e-65.2498e-88.6706e-952.2243
CARD GUHHN6.5902e-61.2180e-66.1774e-71.7537e-71.1355e-71.6128e-52.7446e-61.7379e-72.4691e-852.2243
CARD GUHHE5.0541e-69.3232e-76.2603e-71.5083e-78.5313e-81.7393e-51.6774e-61.3607e-72.3613e-852.2243
SARM GUEHZ5.7376e-61.0133e-63.1667e-71.2769e-75.8968e-89.1602e-61.9652e-69.7616e-81.9122e-853.6265
SARM GUEHN4.8665e-67.0682e-73.7268e-71.7126e-76.6323e-88.3672e-61.2377e-68.6708e-81.4788e-853.6265
SARM GUEHE6.5927e-68.2948e-73.0273e-71.9799e-78.6859e-84.4263e-61.4443e-61.2128e-71.6184e-853.6265
ERBM IVEHZ7.7324e-71.0934e-77.1285e-82.9086e-81.8014e-82.8678e-62.7208e-72.1427e-82.6072e-956.8295
ERBM IVEHN8.9110e-71.2286e-71.0284e-73.8827e-81.8245e-81.9371e-63.3857e-72.0994e-83.3953e-956.8295
ERBM IVEHE9.4292e-71.4489e-78.6856e-83.0597e-81.5610e-83.9189e-63.7087e-72.2731e-83.1917e-956.8295
MAIM GUHHZ7.5389e-71.4098e-71.2434e-77.3830e-83.1051e-82.2379e-67.8746e-74.3597e-84.3473e-958.1230
MAIM GUHHN1.1564e-63.4004e-72.7895e-71.6035e-75.0379e-82.9230e-61.5518e-67.2126e-81.0394e-858.1230
MAIM GUHHE1.4167e-62.6869e-72.2015e-71.2877e-75.0881e-85.8066e-61.1191e-66.5650e-89.2760e-958.1230
PII IVHHZ5.7841e-71.5742e-71.2255e-74.0258e-81.7832e-81.9912e-67.4533e-72.5922e-84.4354e-971.3215
PII IVHHN6.0142e-71.4030e-71.2536e-75.1654e-81.7878e-82.4670e-67.0184e-72.4596e-83.6712e-971.3215
PII IVHHE6.0853e-71.5109e-71.6775e-77.0798e-82.2832e-82.1377e-69.5381e-73.5612e-84.8247e-971.3215
GRAM GUHHZ9.1143e-71.9330e-79.3759e-83.6669e-81.5834e-88.6780e-76.1341e-71.9628e-83.0202e-983.7292
GRAM GUHHN6.3145e-71.6681e-71.7462e-79.8440e-83.6930e-81.1254e-61.2106e-64.4911e-85.5773e-983.7292
GRAM GUHHE1.1231e-63.2225e-72.8197e-71.8323e-79.4660e-81.6416e-61.6440e-61.6640e-71.2805e-883.7292
*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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