Terremoto leve mag. 4.1 - South Pacific Ocean, 50 km WNW of Ovalle, Provincia de Limari, Coquimbo Region, Chile, martes, 01 dic. 2015

Este terremoto probablemente fue una réplica del terremoto M 7.8 terremoto: 36 km al oeste de Illapel, Choapa, Región de Coquimbo, Chile Wed, 16 Sep 2015 22:54que había ocurrido 11 semanas antes.
Terremoto leve mag. 4.1 - South Pacific Ocean, 50 km WNW of Ovalle, Provincia de Limari, Coquimbo Region, Chile, martes, 01 dic. 2015

Terremoto leve magnitud 4.1 at 31 km depth

1 Dec 03:18 UTC: Primero en informar: USGS después de 14 minutos.
Dec 1 05:38: Magnitud recalculada de 4.6 a 4.1.
Profundidad recalculada de 22.6 a 30.9 km.
Fecha & hora: 1 Dec 2015 03:04:03 UTC
Hora local al epicentro: 2015-12-01 00:04:03 -03:00
Magnitud: 4.1
Profundidad: 30.9 km
Epicentro latitud / longitud: 30.465°S / 71.7004°W (Océano Pacífico Sur, Chile)
Nearby towns and cities:
50 km al ONO de Ovalle (pop: 77,100) --> ¡Vea sismos cercanos!
67 km al SSO de Coquimbo (pop: 161,300) --> ¡Vea sismos cercanos!
76 km al ONO de Monte Patria (pop: 13,900) --> ¡Vea sismos cercanos!
139 km al NNO de Illapel (Choapa) (pop: 22,800) --> ¡Vea sismos cercanos!
229 km al SSO de Vallenar (pop: 44,900) --> ¡Vea sismos cercanos!
285 km al N de Viña del Mar (pop: 294,600) --> ¡Vea sismos cercanos!
286 km al N de Valparaíso (pop: 282,400) --> ¡Vea sismos cercanos!
288 km al N de Quilpué (pop: 130,300) --> ¡Vea sismos cercanos!
347 km al NNO de Santiago de Chile (pop: 4,837,300) --> ¡Vea sismos cercanos!
366 km al NNO de Puente Alto (pop: 510,400) --> ¡Vea sismos cercanos!
Fuente primaria de datos: USGS (United States Geological Survey)
Energía liberada estimada: 8.9 x 1010 joules (24.8 megawatt hours, equivalent to 21.3 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.
M 4.131 km- 50km WNW of Ovalle, ChileUSGS
M 4.618 km21 km al SO de TongoyGUG (U. Chile)
M 4.329 kmNear Coast of Central ChileGFZ

User reports for this quake (1)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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La Serena (Chile, 77 km NE of epicenter) : Movimiento horizontal leve, duracion aproximada 10 segundos (reported through EMSC)
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