most brilliant about the time of his opposition to the Sun, being then also nearest to the Earth, in which position he will not be this year.

Position and Magnitude of the Rings of Saturn, according to Bessel and Struve, for every fortieth day in the year, at 7 hours in the morning.

b

semi-conjugate axis of the rings, positive when their northern
surface is visible, negative when their southern.

inclination of the northern semi-conjugate axis of the rings to
the circle of declination; + when East, when West.
angle of elevation of the Earth above the plane of the rings'
as seen from Saturn; when North, - when South.

angle of elevation of the Sun above the plane of the rings, as seen from Saturn; when North, when South. The Opposition will take place on the 14th of September.

LATITUDE AND LONGITUDE OF THE PRINCIPAL PLACES IN THE UNITED STATES, ETC., WITH THEIR DISTANCES FROM

WASHINGTON.

The Longitudes are reckoned from Greenwich.

The Capitals (Seats of Government) of the States and Territories, are designated