1832,] 



European Scientific Intelligence. 



569 



At the time 

 Sun's transit. 



of 



provements to be introduced, sufficiently iutelligible to all engaged in astronomical 

 pursuits without further explanation. 



Those articles which are now introduced for the first time, are printed in italics; 

 and the same mode is adopted to denote the alterations which have been made in 

 the extension of the computations of the other articles. 



" The use of apparent time to be abolished in all the computations, except in 

 those immediately connected with the sun's transit. 

 The day of the week, repeated as often as convenient. 



month, on every page. 



- ' '■ ' year, (or days elapsed since Jan. 1st) in numerical order. 



The fractional part of the year, for every such day. 

 Equinoctial time for every day in the year. 



Mean time of the transit of the first point of Aries to two places, for every day. 

 rR. A. in time (with hourly motion) to 2 places, 



Sun's ■< Declination (ditto ) to one place, 



L Siderial time of \ diam. passing mer. to 2 placeSj 

 Equation of time (with hourly differences) to 2 places. 

 ."Right ascension, to two places. 

 Declination, to one place. 



Longitude, to one place. 

 Sun's ■< T ..* , ' , 



Latitude, to two places. 



Semidiameter, to one place. 



L Siderial time, to two places. 



Equation of time, to two places. 



Logarithm of radius vector, to seven places. 



'Longitude, to one place. 

 Latitude, to one place. 

 Horizontal parallax, to one place. 

 Semidiameter, to one place. 

 Mean time of transit, to the tenth of a minute 

 MooN's«( Age to the tenth of a day for noon. 

 AR. in time, to two places, ? 

 Declination to one place, 1 " 



■ — with differences for five minutes. 



Phases, to the tenth of a minute, f 



^.At mean noon. 



J 



For noon and midnight. 



Planets, 



viz. 

 Mercury, 

 Venus, 

 Mars, 

 Jupiter, 

 Saturn, 

 Herschell, 



Perigee and apogee for the nearest hour, 



"Heliocentric Longitude, to one place, 

 ■ — Latitude, to one place, 

 Logarithm of radius vector to seven places, 

 Geocentric AR. in time, to two places, 



J ————— Declination, to one place, 



For each lunation. 



For every day at 



noon. 



Long, distant from the Earth, to seven places, 



Mean time of transit, to the tenth of a minute, 



Horizontal parallax, to two places, ) _ 



... , ' . ' \ For every fifth day. 



Polar semidiameter to two places, ) J ' 



