Sismo leggero mag. 4.0 - South Pacific Ocean, 233 km a nord ovest da Santiago del Cile, Provincia de Santiago, Regione Metropolitana di Santiago, Cile, domenica, 20 settembre 2015

Questo terremoto era probabilmente un aftershock del M 7.8 terremoto: Choapa, 36 km a ovest da Illapel, Provincia de Choapa, Coquimbo Region, Cile Wed, 16 Sep 2015 22:54che si è verificato 3 giorni prima.
Sismo leggero mag. 4.0 - South Pacific Ocean, 233 km a nord ovest da Santiago del Cile, Provincia de Santiago, Regione Metropolitana di Santiago, Cile, domenica, 20 settembre 2015

Sismo leggero magnitudine 4.0 at 30 km depth

20 Sep 03:18 UTC: Primo a segnalare: GUG (U. Chile) dopo 36 minuti.
Data & ora: 20 Sep 2015 02:41:51 UTC
Magnitudine: 4
Profondità: 30.0 km
Epicentro latitudine / longitudine: 31.721°S / 72.033°W (South Pacific Ocean, Cile)
Nearby towns and cities:
82 km O da Illapel (Choapa) (pop: 22,800) --> Vedi sismi vicini
148 km SSO da Ovalle (pop: 77,100) --> Vedi sismi vicini
149 km NNO da Quillota (pop: 67,800) --> Vedi sismi vicini
151 km NNO da Valparaíso (pop: 282,400) --> Vedi sismi vicini
152 km NNO da Viña del Mar (pop: 294,600) --> Vedi sismi vicini
158 km NNO da Quilpué (pop: 130,300) --> Vedi sismi vicini
159 km NNO da Villa Alemana (pop: 97,300) --> Vedi sismi vicini
215 km SSO da La Serena (pop: 154,500) --> Vedi sismi vicini
233 km NO da Santiago del Cile (pop: 4,837,300) --> Vedi sismi vicini
251 km NO da Puente Alto (pop: 510,400) --> Vedi sismi vicini
Fonte dati primaria: GUG (U. Chile)
Stima dell'energia sismica liberata: 6.3 x 1010 joules (17.5 megawatt hours, equivalent to 15.1 tons of TNT) More info
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Data for the same earthquake reported by different agencies

Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
MagnitudineProfonditàUbicazioneFonte
M 4.030 km54 km al O de Los VilosGUG (U. Chile)

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