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March 1, 2005 Daylight Fireball Over Galicia (NW of Spain) and Minho (N. Portugal)

Authors :
Vakhtang S. Tamazian
Vera A. Fernandes
Jiri Borovicka
Josep M. Trigo-Rodríguez
Jordi Llorca
José A. Docobo
Source :
Earth, Moon, and Planets. 102:537-542
Publication Year :
2007
Publisher :
Springer Science and Business Media LLC, 2007.

Abstract

A daylight bolide was observed over Galicia (NW Spain) and Minho (N. Portugal) on March 1, 2005 at 15 h10 min ± 3 min UTC. We interviewed 23 eyewitnesses of the event in order to obtain the azimuth, altitude, and slope of the fireball’s trajectory. Reports suggest an atmospheric ending height below 20 km, indicating that meteorite survival was likely. From the reconstructed trajectory and the fireball’s duration, we obtained the approximate heliocentric orbits for the meteoroid. Assuming an entry velocity higher than 20 km s−1 which is consistent with its estimated duration, the meteoroid originated in the asteroid belt.

Details

ISSN :
15730794 and 01679295
Volume :
102
Database :
OpenAIRE
Journal :
Earth, Moon, and Planets
Accession number :
edsair.doi...........73fa1b82dddff66dc734769559e9b4bd
Full Text :
https://doi.org/10.1007/s11038-007-9191-1