Nov 29 2007
Stromboli Daily Update for 11/28/07
Current Stromboli status from INGV, translated via Google:
PRESS OF 28/11/2007
(Updated at 10:15 local time)
This press is on the analysis of seismic signals, carried out in the hall monitoring INGV section of Naples (Osservatorio Vesuviano), where the signals are centralized network a large seismic Banda who works on Stromboli.Currently acquired data from 11 of the 13 stations that make up the network. The seismic activity registered in the last 24 hours has submitted the following characteristics (GMT times):
• An analysis of the seismograms showed no signs associated with seismic events.
• The amplitude volcanic tremor is on a low value.
• The counting of events Very Long Period (VLP), gave a value of about 10 events per hour.
• The amplitude of the signals VLP oscillates between low and medium with a slight trend
Increasing.
• The location of the source signal VLP through analysis of semblance indicates a
Depth ipocentrale within the 400 m-500 m asl
• The parameters of seismic signal polarization in Banda Frequency VLP not show
Substantial changes compared to previous days.
• The magnitude of explosion-quakes ranged between low and medium.
