The Astro Space Center is separated into three divisions, two of which are national observatories.

The Naval Observatory is the countrys oldest national observatory.

It was estimated to measure 7.2 by the national seismelogical observatory in Costa Rica.

Many national observatories were therefore established, the first in 1632 at Leiden in the Dutch Republic.

A long term study of stellar motions was instituted there, and Argentina's national observatory was moved to the site.

He was an advocate for a strong national observatory that would allow U.S. astronomers access to world-class ground based facilities.

At the present day, astronomers of the great national observatories are assiduously engaged in the determination of the places of the stars.

It was made into a national observatory in 1842 via a federal law and a Congressional appropriation of $25,000.

His father was a professor who later became the director of Greece's national observatory, while his mother is a writer and poet.

Finally, I will reply to the last point raised by Mr Whitehead, the problem of national, regional or local observatories.