MANUAL Location - Area: Appennino bolognese , magnitude (ML): 1.5
2022-06-26 07:25:53 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2022-06-26 10:40:43

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Earthquake info - Manual location
Event - ID :220626072541
Magnitude (ML) :1.5 +/- 0.0
Origin Time :2022-06-26 07:25:53.257 (UTC)
Location : Latitude: 44.199 N, Longitude: 11.614 E
Area :Appennino bolognese
Depth (km) :16.27
Distances (km) : 3.1 --- Casola Valsenio
8.1 --- Fontanelice
8.8 --- Castel del Rio
9.2 --- Borgo Tossignano
10.7 --- Palazzuolo sul Senio
11.2 --- Casalfiumanese
12.3 --- Riolo Terme
13.2 --- Brisighella
13.5 --- Marradi
15.0 --- Modigliana
16.7 --- Tredozio
18.0 --- Dozza
19.1 --- Imola
20.0 --- Castel Bolognese
20.6 --- Firenzuola
21.8 --- Monterenzio
22.4 --- Castel San Pietro Terme
23.4 --- Dovadola
23.4 --- Portico e San Benedetto
23.6 --- Monghidoro

Quality location estimate: Erh: 0.9 km, Erz: 1.2 km, Nf: 22, Gap: 121 °, Rms: 0.34


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.
LMDIV2022-06-26 07:25:58.0500.01600.041.882022-06-26 07:26:02.3600.07520.550.5222.4
MTRZIV2022-06-26 07:25:58.2700.02710.002.062022-06-26 07:26:03.4700.09221.100.2025.9
IMOLIV2022-06-26 07:25:58.6600.1195-0.011.722022-06-26 07:26:03.0130.1193-0.111.4026.2
SEIIV2022-06-26 07:25:58.9600.0211-0.061.862022-06-26 07:26:03.8640.09820.141.3330.9
RUFIIV2022-06-26 07:26:01.5500.0221-0.091.682022-06-26 07:26:08.3100.25370.111.1744.1
ZCCAIV2022-06-26 07:26:03.6600.0281-1.050.542022-06-26 07:26:14.7800.04000.820.3956.1
POPMGU2022-06-26 07:26:05.3390.0200-1.030.542022-06-26 07:26:15.2130.0400-1.110.4272.4
BDIIV2022-06-26 07:26:07.5800.0422-0.990.512022-06-26 07:26:19.8620.0400-0.260.8784.3
CSNTIV2022-06-26 07:26:09.2100.04320.021.552022-06-26 07:26:20.1600.2837-0.560.5886.3
CARDGU2022-06-26 07:26:10.5860.02000.450.662022-06-26 07:26:23.5890.04001.010.3293.8
EQUIGU2022-06-26 07:26:14.3180.05920.330.912022-06-26 07:26:29.4840.04000.370.90117.7


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
BDI IVHH1.556.69e-284.3260
CARD GUHH1.554.14e-293.8258
EQUI GUHH1.502.11e-2117.7269


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.
(°)
MTRZ IVHHZ3.5039e-54.8463e-63.8785e-62.5465e-61.2573e-64.9882e-53.1301e-51.4031e-61.2673e-725.9310
MTRZ IVHHN4.7500e-51.5319e-51.4747e-51.1042e-54.0090e-61.1211e-47.3216e-54.8147e-64.4524e-725.9310
MTRZ IVHHE1.3158e-54.1931e-63.9424e-62.0893e-61.1500e-61.9996e-52.2871e-51.6338e-61.4081e-725.9310
SEI IVHHZ4.7274e-51.2956e-59.1069e-63.2263e-61.6431e-68.4983e-55.1064e-52.4241e-63.8835e-730.9232
SEI IVHHN5.8967e-51.7112e-51.5972e-57.2107e-63.3228e-61.1547e-49.5459e-54.4827e-65.6083e-730.9232
SEI IVHHE4.5106e-51.1243e-51.1177e-55.3415e-62.2748e-61.1166e-46.1793e-52.9131e-63.9871e-730.9232
ZCCA IVHHZ2.8028e-63.9392e-73.1733e-72.2319e-71.0758e-73.6977e-62.2920e-61.1949e-71.2898e-856.1289
ZCCA IVHHN4.1845e-63.5887e-73.5915e-72.8603e-71.1058e-73.0773e-61.7205e-61.3265e-71.1999e-856.1289
ZCCA IVHHE3.6532e-64.4789e-73.4868e-72.1969e-77.7806e-83.1580e-61.7911e-61.0225e-71.1580e-856.1289
POPM GUHHZ1.7400e-62.9920e-72.7414e-71.3134e-75.6075e-84.7350e-61.6447e-67.2199e-87.7319e-972.4256
POPM GUHHN2.0005e-64.6698e-75.4419e-72.2891e-71.1123e-76.6676e-62.9777e-61.1738e-71.4504e-872.4256
POPM GUHHE1.6111e-65.9488e-74.2318e-71.8086e-78.6438e-83.9489e-62.6012e-61.0622e-71.4264e-872.4256
BDI IVHHZ1.4093e-63.8924e-72.7926e-71.1131e-75.0906e-84.0178e-61.3758e-67.5716e-81.1065e-884.3260
BDI IVHHN1.2376e-63.3234e-73.7996e-71.8451e-78.7866e-84.2426e-61.9785e-61.4849e-71.0151e-884.3260
BDI IVHHE1.6535e-65.9954e-75.3172e-73.2351e-71.2182e-74.6586e-63.2046e-61.7782e-71.6867e-884.3260
CARD GUHHZ1.3030e-62.6782e-71.5078e-71.0196e-74.5961e-82.7613e-68.8200e-75.5138e-85.8177e-993.8258
CARD GUHHN2.9507e-65.4291e-73.7387e-71.9703e-71.0240e-77.1531e-62.0540e-61.2206e-71.2017e-893.8258
CARD GUHHE3.4007e-64.6911e-73.6134e-71.8955e-77.5122e-87.5822e-61.2374e-61.0140e-71.3237e-893.8258
EQUI GUHHZ6.9773e-71.2466e-71.2749e-77.9622e-83.7464e-81.4484e-67.0293e-73.8804e-84.8604e-9117.7269
EQUI GUHHN5.4776e-71.8603e-71.5226e-79.9299e-86.4220e-81.0655e-61.0220e-68.4658e-87.3897e-9117.7269
EQUI GUHHE4.9746e-71.3723e-71.4103e-76.3878e-83.2573e-81.1088e-61.0369e-63.8232e-84.4657e-9117.7269
*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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