MANUAL Location - Area: Mar Ligure , magnitude (ML): 1.2
2020-07-02 11:24:44 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2020-07-02 12:08:46

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Earthquake info - Manual location
Event - ID :200702112342
Magnitude (ML) :1.2 +/- 0.2
Origin Time :2020-07-02 11:24:44.648 (UTC)
Location : Latitude: 43.986 N, Longitude: 8.587 E
Area :Mar Ligure
Depth (km) :2.98
Distances (km) : 28.1 --- Noli
28.2 --- Finale Ligure
29.9 --- Borgio Verezzi
30.1 --- Spotorno
30.4 --- Pietra Ligure
30.7 --- Loano
30.7 --- Albenga
31.0 --- Borghetto Santo Spirito
31.0 --- Ceriale
31.4 --- Bergeggi
32.4 --- Vezzi Portio
33.2 --- Tovo San Giacomo
33.3 --- Alassio
33.6 --- Orco Feglino
33.6 --- Boissano
33.8 --- Calice Ligure
33.9 --- Vado Ligure
33.9 --- Toirano
34.4 --- Laigueglia
34.4 --- Giustenice

Quality location estimate: Erh: 1.3 km, Erz: 1.8 km, Nf: 30, Gap: 216 °, Rms: 0.23


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.
CANOGU2020-07-02 11:24:51.9800.02210.011.602020-07-02 11:24:57.2680.10020.061.3637.4
QLNOGU2020-07-02 11:24:52.8100.0190-0.500.662020-07-02 11:24:59.0590.2937-0.560.6742.4
ROROGU2020-07-02 11:24:52.9200.0201-0.021.582020-07-02 11:24:58.6780.6019-0.240.7444.0
IMIGU2020-07-02 11:24:54.4600.0271-0.620.562020-07-02 11:25:02.6580.1645-0.051.2356.3
RNCAGU2020-07-02 11:24:55.7160.03010.111.342020-07-02 11:25:03.1720.1604-0.330.9661.4
PCPGU2020-07-02 11:24:55.7900.0301-0.161.252020-07-02 11:25:04.5600.18650.410.6162.0
MGROGU2020-07-02 11:24:55.6900.0803-0.630.542020-07-02 11:25:04.9670.3527-0.020.9762.7
GBOSGU2020-07-02 11:24:56.4460.0602-0.011.482020-07-02 11:25:05.1200.19550.290.8266.2
SAOFFR2020-07-02 11:24:59.4800.04020.091.332020-07-02 11:25:09.9500.2797-0.171.0082.7
BURYGU2020-07-02 11:24:59.7320.0602-0.021.402020-07-02 11:25:10.4860.3607-0.100.9385.6
GORRGU2020-07-02 11:25:00.1340.1205-0.011.322020-07-02 11:25:11.0200.3738-0.180.9089.1
TURFFR2020-07-02 11:25:01.8300.04720.111.242020-07-02 11:25:13.6490.3477-0.350.8395.6
ENRGU2020-07-02 11:25:01.5500.0522-0.181.202020-07-02 11:25:13.7510.1002-0.051.1297.2
BHBGU2020-07-02 11:25:08.3650.10040.400.602020-07-02 11:25:25.9420.20051.210.07141.3
SURFFR2020-07-02 11:25:10.3040.0803-0.201.102020-07-02 11:25:28.7640.2005-0.660.57151.6


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
CANO GUHH1.381.94e-137.4312
QLNO GUHH1.077.48e-242.4333
RORO GUHH1.189.63e-244.0289
IMI GUHH1.258.54e-256.3262
RNCA GUHH1.295.89e-261.428
PCP GUHH1.174.74e-262.0357
MGRO GUHH1.133.83e-262.7276
GBOS GUHH1.443.62e-266.2296
SAOF FRHH0.851.11e-282.7270
BURY GUHH0.991.40e-285.6255
GORR GUHH1.242.26e-289.139
ENR GUHH1.222.46e-297.2287
BHB GUHH1.451.08e-2141.3312


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.
(°)
CANO GUHHZ1.1852e-51.7473e-68.2093e-72.3468e-71.2833e-71.6543e-53.3091e-62.0105e-73.9329e-837.4312
CANO GUHHN1.1707e-52.7328e-61.7271e-64.6852e-72.3536e-74.5700e-58.4341e-63.6121e-76.0966e-837.4312
CANO GUHHE1.0327e-52.2025e-61.6302e-66.7313e-73.0638e-72.0611e-58.6328e-64.5717e-76.8687e-837.4312
QLNO GUHHZ4.5301e-66.3304e-73.1646e-71.0493e-75.5469e-81.1545e-51.1969e-67.4896e-81.5055e-842.4333
QLNO GUHHN1.0503e-51.6067e-66.8983e-71.4907e-78.0494e-82.0938e-52.1916e-61.4831e-73.5975e-842.4333
QLNO GUHHE7.6000e-61.1425e-65.3578e-71.3998e-77.4035e-81.9587e-52.3974e-61.1304e-72.5070e-842.4333
RORO GUHHZ1.2739e-51.1962e-64.1419e-71.8568e-77.3950e-82.6830e-52.2160e-61.2905e-72.8496e-844.0289
RORO GUHHN1.6002e-51.6948e-66.0464e-71.7558e-78.6479e-81.9352e-52.9971e-61.3516e-73.4363e-844.0289
RORO GUHHE1.4473e-51.5255e-67.5486e-73.4933e-71.9981e-72.7404e-52.8927e-62.8740e-74.0561e-844.0289
IMI GUHHZ2.2906e-64.9150e-74.3344e-71.1617e-75.1401e-87.2259e-63.0327e-67.0231e-81.1489e-856.3262
IMI GUHHN6.4368e-61.1662e-67.8628e-72.6875e-71.1375e-71.5455e-55.4318e-61.5239e-72.4924e-856.3262
IMI GUHHE4.8501e-68.7742e-74.3965e-71.0624e-76.3840e-81.1296e-52.2613e-69.9838e-81.9593e-856.3262
RNCA GUHHZ8.8995e-68.9639e-72.4717e-78.0969e-84.4500e-81.5903e-51.2058e-66.7176e-82.0373e-861.428
RNCA GUHHN1.2465e-51.3399e-62.9558e-71.0874e-75.5493e-88.1891e-61.7183e-61.1414e-72.4293e-861.428
RNCA GUHHE1.9124e-51.6329e-63.4549e-71.5059e-77.2300e-82.1688e-51.3429e-61.4828e-73.5956e-861.428
PCP GUHHZ2.3820e-64.5690e-74.2093e-71.0748e-75.2357e-85.7040e-62.6496e-67.2963e-81.1481e-862.0357
PCP GUHHN3.6601e-65.0322e-73.4948e-71.6037e-75.8635e-88.9009e-61.2756e-67.6396e-81.3827e-862.0357
PCP GUHHE3.8226e-67.1211e-74.2028e-71.3914e-76.8152e-81.3487e-51.7806e-61.0482e-71.7455e-862.0357
MGRO GUHHZ1.8082e-81.7257e-91.0648e-94.5262e-102.2403e-102.3033e-88.1807e-93.4340e-104.0446e-1162.7276
MGRO GUHHN2.3087e-64.3353e-73.6435e-71.3316e-75.3237e-85.2952e-61.5622e-68.2411e-81.2711e-862.7276
MGRO GUHHE2.8517e-65.6766e-74.1407e-71.1054e-74.5273e-89.7593e-61.5684e-66.9881e-81.1807e-862.7276
GBOS GUHHZ1.8257e-63.7033e-72.1621e-79.9508e-84.9553e-85.3849e-61.2730e-65.9805e-87.8845e-966.2296
GBOS GUHHN2.2569e-65.1596e-73.3202e-71.3033e-75.8409e-84.9587e-61.6107e-68.3991e-81.2499e-866.2296
GBOS GUHHE1.9809e-63.3980e-72.3006e-71.3185e-75.4101e-83.8360e-69.0970e-77.4753e-87.7390e-966.2296
SAOF FRHHZ4.5473e-78.6542e-87.3162e-83.7447e-81.6124e-81.1281e-63.5998e-71.9313e-82.1668e-982.7270
SAOF FRHHN9.5745e-71.3680e-78.6049e-86.2434e-84.1189e-82.8451e-64.0881e-75.8139e-83.6278e-982.7270
SAOF FRHHE7.2467e-71.2664e-71.0926e-74.7879e-81.9311e-81.7365e-65.4814e-73.1778e-83.6622e-982.7270
BURY GUHHZ1.5230e-62.6842e-71.1247e-73.8903e-82.2767e-84.4543e-65.0695e-73.6192e-86.3929e-985.6255
BURY GUHHN1.9356e-62.7254e-71.3260e-75.2578e-82.5677e-84.7587e-65.3663e-73.4421e-86.3915e-985.6255
BURY GUHHE1.6490e-62.0130e-71.1125e-75.0748e-82.2247e-84.5692e-64.7708e-73.0383e-84.8011e-985.6255
GORR GUHHZ1.3674e-62.3025e-71.3969e-75.6347e-82.2156e-83.5929e-65.4005e-73.0337e-85.2613e-989.139
GORR GUHHN1.5618e-62.5319e-71.9896e-79.7510e-84.3184e-83.8244e-61.1057e-64.5054e-87.0050e-989.139
GORR GUHHE1.9816e-63.1483e-72.2821e-78.6631e-83.9407e-86.7103e-68.8509e-75.4841e-87.9185e-989.139
ENR GUHHZ1.4548e-62.1561e-71.2533e-74.6516e-82.7946e-84.1187e-67.6475e-74.2533e-85.7612e-997.2287
ENR GUHHN3.8330e-65.1607e-72.4809e-76.2714e-83.6998e-81.3972e-59.6162e-74.9544e-81.0906e-897.2287
ENR GUHHE3.0037e-63.3838e-71.3937e-75.0135e-82.8489e-84.9656e-66.9684e-73.8708e-87.4093e-997.2287
BHB GUHHZ1.2375e-61.8851e-76.3687e-82.5425e-82.9181e-83.3714e-62.5127e-76.2703e-84.7403e-9141.3312
BHB GUHHN6.2392e-71.3695e-78.6761e-82.5157e-81.8776e-81.7077e-64.4129e-73.6201e-82.9082e-9141.3312
BHB GUHHE4.4784e-71.0224e-76.2318e-82.5430e-82.1916e-81.5066e-62.2646e-74.6151e-82.9359e-9141.3312
*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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