distances and positions 0/ 380 double and triple stars , &c. 333 
Position. 
3 6 - I 5l 
35 - 3 ° | 
34 - 3 ° 
35 - 4 ° 
35 - 5 ° 
36.15 
35 - 0 
h S 
/ 3 Cygni continued. 
Position = 35 0 34/ nf 
Distance = 35". 123. 
Mean rr 35.34 
Distance. 
Parts. 
148. S"| 
147. o 
146. 8 
146. 5 
>47* o 
146. 5 
Us 
Mean — 147.05 
Z = — 0.97 
146.08 
Mean. 
Position 35 0 15' nf; Distance 34,". 383 ; Epoch 1822.98, 
Other measures are, 
1755.00; 
3 2 ° 
1782.45; 
Position 35 
1800.00; 
35 
1816.90; 
33 
1819.60; 
35 
1 821.76; 
1823...; 
35 
26' nf; 34". 2j Bradley, from A R A = 32".5 ; A decl, 
i 8".3 ; as cited by Struve, ib. 
8 nf; Dist, 34.83; H. Catal. of 1782 ; and MS., each a mean 
of two very exact measures in 1781 
and 1783.* 
29 n fi 34 - 2 85 ; Piazzi, from A R A — 2 s . 10, A decl. 
= » 9 "- 9 - 
20 nf; J. F. W. H. 2 measures, seven-feet reflector. 
36 nf; Dist. Struve, Additam. 195. 
30 nf; 34-29; Struve, Dorp. Obs. iii.; Zacs iii. 524, 
33.11 ; Amici, Letter to Zach. Corr. Ast. viii. 
216, 
* The measures taken by Sir William Herschel are, 39" 32"' (1781, Sep. 6), 
35" 2'" very exact, full measure 1 
34" 39"' ditto ditto 5 ' 7 * 3, February 5 * The first onl y is s iven m 
the printed Catalogue, but the other two, taken afterwards, are obviously to be 
preferred. The angle here set down is a mean of the single measure 36 28 nf in. 
the printed Catalogue, and another taken 1783, Feb. 5, viz. 33°48'. 
