ECLIPSES IN 1853.

In the year 1853, there will be three eclipses, two of the Sun, and one of the Moon; of which eclipses, one of the Sun will be visible in the United States.

I. Monday, June 6th. An annular eclipse of the Sun, partially visible in the United States.

Beginning of the general eclipse, June 6th, 11h. 58.9m. (mean time at Washington), in latitude 23° 23′ S., and longitude 156° 48′ W. of Greenwich.

Beginning of the central and annular eclipse, 1h. 9.1m. A., in latitude 30° 38' S., and longitude 170° 26' W. of Greenwich.

Central eclipse at noon, 2h. 49.9m. A., in latitude 0° 38' N., and longi

tude 119° 54' W. of Greenwich.

End of central and annular eclipse, 4h. 48.8m. A., in latitude 9° 8' S., and longitude 63° 27′ W. of Greenwich.

End of the general eclipse at 5h. 59.0m., in latitude 1° 42′ S., and longitude 77° 52′ W. of Greenwich.

The centre of the shadow passes over the points on the earth's surfaco whose positions are,

Name of Place.

The phases of the eclipse will occur approximately as follows:

Jackson,

2 47.0A. 3 58.0A.

0.9

196

152

This eclipse will be visible in the southern portion of North America,

and the greater part of South America.

Elements of the Eclipse, by which it may be computed for any Place.

II. Monday, June 20th. A partial eclipse of the Moon, invisible in the United States.

Beginning of the eclipse, Oh. 4.9m. A.

Middle,

End,

Mean time at

0 53.2 A.

Washington.

1 41.5 A.

Digits eclipsed 2° 26' on the northern limb.

This eclipse will be visible in South America.

III. Wednesday, November 30th. A total eclipse of the Sun, invisible in the United States.

Beginning of the general eclipse, Nov. 30th, 11h. 29.5m. M. (mean time at Washington), in latitude 19° 47' N., and longitude 153° 56′ W. of Greenwich.

Beginning of the central and total eclipse, 30th day, 0h. 25.6m. A., in latitude 23° 5' N., and longitude 166° 27′ W. of Greenwich.

Central eclipse at noon, 30th day, 2h. 2.1m. A., in latitude 11° 20' S., and longitude 110° 18′ W. of Greenwich.

End of the central and total eclipse, 30th day, 3h. 48.2m. A., in latitude 4° 16' S., and longitude 45° 8′ W. of Greenwich.

End of the general eclipse, 30th day, 4h. 44.4m. A., in latitude 7° 35' S., and longitude 57° 49′ W. of Greenwich.

The central line passes over the points on the earth's surface whose positions are,

This eclipse is visible in South America and Mexico.

OCCULTATIONS.

Elements for facilitating the Calculation of Occultations which may be