294 



Mr. Pond's Catalogue of Eighty-four 

 Arcturus, 



i8js, June ii, 12, 13, 15, 16, 

 19,20,31,28,29 



July 4, 6, 7, 8, 9, 11, 15, 18, 

 20, 26 - 



July \^,^\, Aug. 7, 14, 18, 19, 

 Sept. 20, 21, Oct. 2, 4 - 



Oct. 7, 9, 13, 16, 18, 24, 25, 26, 



Nov. 3, 5 - 



Nov. 6, 7, 14, 18, 21, 22, 23, 

 Dec. 6, 7, 8 



Dec. 12, 14, 23. 1813, May 

 24, 26, 27, 28, 31, June 1, 4 



June 7, 8, 10, 11, 12, 16, 21, 

 22, 25, 26 - 



June 27, July 5, 6, 7, 9, 12, 16, 

 18, 19, 23 - 



} J9>867 



} 19.341 



} 19.225 



1 19.453 

 1 18,761 



1 18,585 

 1 1^,653 



Mean of 10 

 Mean of 20 

 Mean of 30 

 Mean of 40 

 Mean of 50 

 Mean of 60 

 Mean of 70 

 Mean of 80 



18,729 

 19,298 



19.312 

 19.291 

 19.323 

 19,230 



19.137 



Exact to a quarter of a second, or less. 

 Aldebaran, 



1812, June 23, 28, July 5, 7, 8, 

 9, 10, 25,26, 28 



Aug. 14, 16, 1 7, 19, 21 , Sept. 5, 

 Dec. 25, 2S. i8i3,Jan.8, 10 



Jan. 11, 16, 22, 24, 28, 31, 

 Feb. 23, Mar. 1, 6, 7 - 



Mar. 11,17,18,19,31, Apr. 4, 

 8,9, 10, 11 - 



x\pr. 12, 14, 15, June 28, July 

 6, 8, 10, 15, 16, 17 - 



July 23, 25, 27, 28, 29, 30 



Mean of 10 



Mean of 20 



Mean of 30 



Mean of 40 



Mean of 50 

 Mean of 56' 



35,^14 



35,374 



35.407 



35402 



35,392 

 35,3^5 



Result very exact. 



