MANUAL Location - Area: Alpi Cozie , magnitude (ML): 0.5
2024-12-19 06:30:11 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2024-12-19 09:22:57

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Earthquake info - Manual location
Event - ID :241219062948
Magnitude (ML) :0.5 +/- 0.2
Origin Time :2024-12-19 06:30:11.921 (UTC)
Location : Latitude: 44.521 N, Longitude: 6.845 E
Area :Alpi Cozie
Depth (km) :5.02
Distances (km) : 12.5 --- Acceglio
15.2 --- Bellino
15.5 --- Argentera
17.1 --- Prazzo
18.4 --- Pontechianale
19.4 --- Casteldelfino
19.5 --- Elva
20.1 --- Canosio
20.8 --- Marmora
22.3 --- Stroppo
24.5 --- Pietraporzio
26.5 --- Macra
26.8 --- Celle di Macra
27.1 --- Sambuco
28.1 --- Sampeyre
31.6 --- Castelmagno
31.8 --- Crissolo
32.4 --- Oncino
32.7 --- San Damiano Macra
33.3 --- Ostana

Quality location estimate: Erh: 0.7 km, Erz: 0.8 km, Nf: 22, Gap: 110 °, Rms: 0.27


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.
SURFFR2024-12-19 06:30:13.8700.0040-0.012.012024-12-19 06:30:14.6340.0400-0.730.237.2
PZZGU2024-12-19 06:30:17.0400.01200.400.972024-12-19 06:30:20.0900.07320.021.7522.4
OGAGFR2024-12-19 06:30:19.4080.02000.001.932024-12-19 06:30:24.7620.04000.061.6238.8
ISOFR2024-12-19 06:30:20.2370.02000.440.862024-12-19 06:30:25.1900.04000.011.6141.2
RRLGU2024-12-19 06:30:20.6660.02000.031.842024-12-19 06:30:26.8500.04000.081.5345.3
BHBGU2024-12-19 06:30:21.3510.02000.380.962024-12-19 06:30:27.2430.0400-0.101.2848.4
STVGU2024-12-19 06:30:23.3360.02002.390.002024-12-19 06:30:27.5670.04000.360.9849.3
ENRGU2024-12-19 06:30:23.4700.02001.360.022024-12-19 06:30:30.0100.04000.810.3556.2
TURFFR2024-12-19 06:30:26.5930.02000.930.312024-12-19 06:30:35.4340.04000.071.3374.8
RSPGU2024-12-19 06:30:26.8820.02000.920.312024-12-19 06:30:35.7690.0400-0.131.0877.5
GBOSGU2024-12-19 06:30:26.1190.0200-0.800.232024-12-19 06:30:37.0510.3177-0.240.8285.1
SARZIV2024-12-19 06:30:20.9500.4369-19.160.00--:---.-----.---.-- 168.0
SIMPLCH2024-12-19 06:31:44.3700.113557.890.00--:---.-----.---.-- 212.0


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
PZZ GUHH0.691.80e-122.494
OGAG FRHH0.171.12e-238.8321
RRL GUHH0.378.92e-345.3354
BHB GUHH0.278.32e-348.443
STV GUHH0.621.32e-249.3129
ENR GUHH0.863.57e-256.2125
TURF FRHH0.699.47e-374.8144


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.
(°)
PZZ GUHHZ9.7087e-61.5886e-68.8919e-72.5150e-71.3613e-73.1276e-53.3997e-62.0375e-73.4832e-822.494
PZZ GUHHN1.3057e-52.5593e-61.4528e-64.6275e-72.5211e-74.8562e-57.4343e-63.9925e-76.8652e-822.494
PZZ GUHHE1.2344e-52.3543e-61.6890e-64.0592e-71.9736e-73.5950e-58.4647e-63.1690e-76.1133e-822.494
OGAG FRHHZ2.6448e-77.2769e-87.4809e-84.1655e-82.2764e-81.1038e-65.2436e-72.9913e-82.3229e-938.8321
OGAG FRHHN2.2135e-74.4448e-84.7555e-82.5281e-81.2504e-85.3212e-72.6060e-71.6531e-81.7559e-938.8321
OGAG FRHHE2.5780e-78.4239e-87.4707e-86.4174e-85.2611e-86.2844e-74.6898e-71.0789e-76.5918e-938.8321
ISO FRHHZ1.6594e-61.8938e-78.2731e-82.6165e-81.3928e-82.2380e-64.3721e-71.9488e-83.5893e-941.2156
ISO FRHHN1.1955e-61.2355e-74.5621e-81.4915e-88.9045e-91.5770e-62.2325e-71.7145e-82.7942e-941.2156
ISO FRHHE1.2069e-61.5476e-76.3386e-82.5030e-81.3733e-81.8259e-63.3564e-72.0468e-83.2768e-941.2156
RRL GUHHZ4.9956e-75.9447e-83.9977e-82.2551e-81.5094e-89.7948e-71.8607e-72.1261e-81.8107e-945.3354
RRL GUHHN6.4938e-71.0551e-77.7054e-83.3503e-84.3300e-81.3172e-63.9749e-78.3890e-87.1649e-945.3354
RRL GUHHE7.4412e-71.0468e-77.0294e-82.7424e-81.5108e-81.5838e-63.3592e-72.0793e-82.3842e-945.3354
BHB GUHHZ9.6061e-71.5535e-79.4796e-82.8285e-81.2052e-82.9215e-63.7988e-71.8667e-83.3332e-948.443
BHB GUHHN6.4423e-79.6385e-87.8825e-82.4179e-81.2506e-82.1249e-65.3358e-71.7215e-82.6636e-948.443
BHB GUHHE8.7504e-71.1870e-77.9173e-83.4301e-81.3018e-82.0212e-63.2029e-71.7572e-83.4142e-948.443
STV GUHHZ1.8408e-61.7443e-71.0098e-73.3817e-81.6766e-82.5297e-64.5132e-72.3263e-84.7046e-949.3129
STV GUHHN1.4639e-62.3107e-79.0826e-84.9407e-84.7391e-82.5292e-63.7758e-78.9965e-87.8375e-949.3129
STV GUHHE1.8630e-61.7273e-79.5567e-83.3396e-81.6536e-83.3088e-64.7580e-72.1151e-83.9088e-949.3129
ENR GUHHZ2.9755e-63.6785e-71.6081e-77.0480e-83.4219e-86.2849e-68.0998e-73.8777e-88.1942e-956.2125
ENR GUHHN7.3511e-68.4260e-72.7647e-79.4519e-85.0104e-81.0779e-51.6224e-68.5162e-82.0096e-856.2125
ENR GUHHE8.0116e-67.0071e-72.2573e-76.4336e-83.9372e-88.5244e-61.2410e-66.7613e-81.5194e-856.2125
TURF FRHHZ3.2896e-74.9460e-84.1307e-82.1508e-81.4183e-88.1422e-71.7395e-71.7529e-81.5285e-974.8144
TURF FRHHN5.1584e-78.6767e-85.5146e-82.3385e-81.9953e-81.7769e-62.5639e-72.9839e-82.3804e-974.8144
TURF FRHHE3.4455e-77.4646e-85.4779e-84.1918e-85.4222e-89.9627e-72.4339e-77.8705e-81.4580e-874.8144
RSP GUHHZ1.2592e-72.3082e-81.6227e-81.1467e-84.5693e-93.3928e-78.2316e-84.7882e-96.1013e-1077.525
RSP GUHHN1.7895e-73.2556e-82.0789e-89.1860e-94.1108e-93.6883e-79.3850e-85.0943e-96.4706e-1077.525
RSP GUHHE1.8959e-73.5769e-82.6011e-81.0324e-84.4356e-96.8998e-71.1735e-76.8826e-98.8457e-1077.525
GBOS GUHHZ4.3841e-71.6490e-71.4623e-77.7526e-82.8768e-81.1977e-61.0240e-63.8617e-84.5289e-985.1111
GBOS GUHHN6.2316e-71.8463e-71.3129e-79.4529e-86.3075e-81.9821e-66.8862e-77.8397e-81.1538e-885.1111
GBOS GUHHE5.4141e-72.0654e-71.8419e-79.5783e-84.2612e-81.0959e-61.2513e-65.4392e-87.1484e-985.1111
*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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