MANUAL Location - Area: Pratomagno , magnitude (ML): 1.7
2022-11-24 21:48:39 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2022-11-25 11:31:08

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Earthquake info - Manual location
Event - ID :221124214800
Magnitude (ML) :1.7 +/- 0.1
Origin Time :2022-11-24 21:48:39.942 (UTC)
Location : Latitude: 43.633 N, Longitude: 11.817 E
Area :Pratomagno
Depth (km) :6.72
Distances (km) : 2.7 --- Castel Focognano
4.1 --- Talla
6.1 --- Chitignano
7.2 --- Bibbiena
7.7 --- Subbiano
7.7 --- Ortignano Raggiolo
8.5 --- Capolona
10.9 --- Poppi
12.1 --- Chiusi della Verna
12.4 --- Castiglion Fibocchi
13.6 --- Caprese Michelangelo
15.1 --- Castel San Niccolo
15.5 --- Loro Ciuffenna
16.0 --- Laterina
18.5 --- Pieve Santo Stefano
19.0 --- Pratovecchio
19.4 --- Arezzo
19.8 --- Montemignaio
20.7 --- Terranuova Bracciolini
20.7 --- Stia

Quality location estimate: Erh: 1.7 km, Erz: 1.4 km, Nf: 22, Gap: 258 °, Rms: 0.24


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.
RUFIIV2022-11-24 21:48:47.0500.02110.211.202022-11-24 21:48:52.0900.10830.131.3534.3
CSNTIV2022-11-24 21:48:48.8000.0743-0.181.292022-11-24 21:48:55.2100.14440.141.2746.5
OSSCIV2022-11-24 21:48:49.3610.0200-0.011.422022-11-24 21:48:55.4280.0400-0.261.1348.2
LMDIV2022-11-24 21:48:49.8200.0281-0.231.182022-11-24 21:48:57.2600.1544-0.620.4750.6
SEIIV2022-11-24 21:48:51.5970.02000.151.352022-11-24 21:49:00.1730.0400-0.191.2360.0
POPMGU2022-11-24 21:48:57.0540.1205-0.301.022022-11-24 21:49:10.4300.29670.250.8996.8
PIIIV2022-11-24 21:48:58.8700.05620.041.392022-11-24 21:49:11.3440.0400-1.120.20104.6
BDIIV2022-11-24 21:48:59.9000.05820.340.862022-11-24 21:49:12.9000.3547-0.940.38109.1
MAIMGU2022-11-24 21:49:00.3440.02000.410.672022-11-24 21:49:14.4370.0400-0.061.14111.0
CARDGU2022-11-24 21:49:00.4590.02000.011.382022-11-24 21:49:13.8540.0400-1.420.12115.8
SARMGU2022-11-24 21:49:02.2410.02000.011.352022-11-24 21:49:17.8160.0400-0.510.72129.1


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
OSSC IVHH1.652.19e-148.2255
SEI IVHH1.962.84e-160.0322
POPM GUHH1.567.95e-296.8299
PII IVHH1.492.79e-2104.6276
BDI IVHH1.695.04e-2109.1296
MAIM GUHH1.753.88e-2111.0287
CARD GUHH1.804.37e-2115.8293
SARM GUEH1.834.29e-2129.1299


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.
(°)
OSSC IVHHZ6.8683e-61.0547e-61.0023e-66.5570e-72.9343e-71.6417e-55.2398e-63.2819e-72.9246e-848.2255
OSSC IVHHN8.6588e-61.9474e-61.6701e-61.0227e-64.2725e-71.7062e-58.2516e-65.2050e-76.7855e-848.2255
OSSC IVHHE1.0966e-52.1398e-61.8104e-67.1525e-73.4304e-72.9878e-51.1288e-55.0378e-76.6937e-848.2255
SEI IVHHZ3.6073e-61.0114e-61.0167e-66.0144e-72.2168e-79.8896e-66.7522e-62.5537e-73.2989e-860.0322
SEI IVHHN5.2293e-62.0870e-62.2784e-61.8065e-66.1882e-71.6369e-51.0121e-58.1110e-77.9103e-860.0322
SEI IVHHE6.7706e-61.5381e-61.5048e-68.8294e-73.6891e-71.9402e-51.0715e-54.8568e-74.2208e-860.0322
POPM GUHHZ1.4130e-63.6492e-73.6203e-72.5292e-71.0596e-75.7714e-62.9722e-61.2571e-71.1808e-896.8299
POPM GUHHN2.2953e-67.5416e-77.8874e-73.2197e-71.3449e-71.0725e-56.3088e-61.7036e-72.0852e-896.8299
POPM GUHHE1.7798e-65.8347e-74.9348e-71.9503e-79.1194e-86.2266e-63.6660e-61.1204e-71.2582e-896.8299
PII IVHHZ1.1114e-62.8146e-72.8613e-71.2447e-74.4295e-83.1501e-61.8338e-66.2846e-87.6073e-9104.6276
PII IVHHN4.8674e-71.8699e-72.2634e-71.4886e-75.4617e-81.4820e-61.6435e-66.8366e-86.3658e-9104.6276
PII IVHHE6.3479e-72.8924e-72.9417e-71.7859e-75.9499e-81.4764e-61.9603e-67.7945e-81.0038e-8104.6276
BDI IVHHZ8.0113e-72.9847e-73.0578e-71.6376e-75.9270e-82.4767e-62.5578e-68.1502e-88.7300e-9109.1296
BDI IVHHN1.4241e-63.7439e-74.1737e-72.2675e-77.3574e-84.5866e-63.0476e-69.1187e-81.1361e-8109.1296
BDI IVHHE1.1560e-64.2560e-74.2391e-72.9251e-71.0158e-74.9181e-62.2909e-61.1832e-71.4147e-8109.1296
MAIM GUHHZ7.9553e-72.5406e-72.2202e-71.9567e-71.0106e-71.8061e-61.3354e-61.0271e-71.0526e-8111.0287
MAIM GUHHN6.7001e-72.9385e-72.7221e-72.4606e-71.1155e-72.5194e-61.3189e-61.1224e-71.0013e-8111.0287
MAIM GUHHE5.8107e-72.5576e-72.5726e-71.3777e-75.3633e-81.7238e-61.9233e-68.9254e-87.6946e-9111.0287
CARD GUHHZ1.2356e-62.0212e-72.0443e-71.6988e-75.1761e-82.7762e-61.0346e-66.8082e-87.5561e-9115.8293
CARD GUHHN1.9175e-64.6024e-73.3084e-71.7298e-79.1891e-86.0216e-61.8786e-61.3709e-79.9719e-9115.8293
CARD GUHHE2.0094e-64.2850e-74.0643e-72.3343e-79.3157e-88.3944e-62.1721e-61.0545e-71.3652e-8115.8293
SARM GUEHZ2.9832e-71.2187e-71.0182e-71.1945e-76.3719e-86.6975e-76.2510e-77.9242e-88.2155e-9129.1299
SARM GUEHN1.0414e-62.5428e-72.1658e-73.1504e-71.0223e-77.8224e-79.5280e-71.1189e-71.0896e-8129.1299
SARM GUEHE5.0080e-72.3163e-71.6893e-72.3419e-78.4938e-85.5322e-78.6757e-71.0774e-71.0345e-8129.1299
*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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