420 Proceedings of the Royal Irish Academy. 



No. 611. LALAjfDE 38405 Aqfil^.— Sept. 17, 1884, 6-8 m. 



No. 613. Lalai^de 38506 AQriL.^j].— 6-44 H.P. 



No. 614. 66 AariL^.— 5-74 H.P. Sept. 17, 1884, estimated 6-1, 

 and equal 62 xlquilse. 



No. 615. Lacaille 8381 Sagittaeii.— 5-97 H.P. 



No. 622. Lalande 39222 Aqtiilje.— 6-09 H.P. Sept. 17, 1884, I 

 estimated it 6-3. 



No. 623. Birmingham 558 Delphini.— Sept. 17, 1884, 6-3 m. 



No. 625. Awoii CAPEicoEifi. — Sept. 13, 1884, much less than LL 

 39361 (7-6 Gould). 



No. 628. w^ Ctgni.— 5-57 H.P. 



No. 630. 47 Cygni. — Sept. 19, 1884, two steps less than A, but 

 brighter than 49 Cygni. 4-77 H.P. 



No. 633. L Delphini.— 5-30 H.P. 



No. 634. 71 Agtol^.— 4-44 H.P. Sept. 18, 1884, estimated 4-3. 



No. 635. Eed Stae, near a CrGisri. — Baxendell's observations show 

 this star to be certainly variable {private letter, Oct., 1884). Its de- 

 signation will be Y Cygni. 



No. 636. BrRMLNGHAM 569 Delphini. — Estimated 7-5 by Espin 

 June 28, 1884, and 6-3 m. July 23, 1884 {ijrivate letter). Sept. 13 

 1884, I estimated it 6-7; Sept. 17, 6-9 ; Sept. 18, 6-9; Oct. 10, 7-2 

 Oct. 22, 7-3; Oct. 24, 7-1 ; Nov. 5, 6-7; Nov. 7, 6*8 ; Nov. 9, 6-7 

 Nov. 21, 6-6; Nov. 24, 6-5; Dec. 3, 6-5; Dec. 14, 6-4; Dec. 17, 6-4 

 Dec. 21, 6*5; Jan. 5, 1885, 6*7; Jan. 8, 6-9. This star is certainly 

 variable. 



No. 640. 14 DELPHiifi.— 6-14 and 6-3 H.P. 



No. 664. 7489 B.A.C. Ctgxi.— April 19, 1884, 6-8 m., two steps 

 less than LL 41949 {ii.p.)\ Sept. 18, 6-8 ; 6-22 H.P. 



No. 664a. Birmingham 587 Cygni = D.M. 44°, 3877.— Sept. 18, 



1884, about half a magnitude less than LL 42205 ; Nov. 7 and 9, 

 equal to LL 42205 ; Nov. 21, about 6-3, and one step brighter than LL 

 42205 ; Dec. 14 and 17, same as last observation; Dec. 23, 1884, two 

 steps brighter than LL 42205; Jan. 5, 1885, about 5-8; Jan. 12, 



1885, 5-9; Jan. 26, 6-3; Eeb. 2, 6-7; Peb. 7, 6-8; Feb. 13, 6-8; 

 Feb. 16, 6-8; Feb. 22, 6-7; March 6, 6-7. This star seems cer- 

 tainly variable. Peii'ce says the star observed by him " was perhaps 

 DM + 45°, 3637," which is identical with LL 42376 (?j./.). 



