O Sombreamento do Sol em 4 momentos no dia 11 de março de 2013!!

Fontes: 
http://www.youtube.com/watch?v=jH2BZaYtX4c
https://www.youtube.com/watch?feature=player_embedded&v=ktYczxVY5jE
https://www.youtube.com/watch?feature=player_embedded&v=T5sGbIVcTqs
https://www.youtube.com/watch?feature=player_embedded&v=TSeoOUtq3uY