distances and positions of 3 80 double and triple stars , &c. 303 
59 a. Serpentis continued. 
gation about 1802. The inference is an interesting one, as 
this star seems not unlikely to furnish another example in 
addition to those already known of a sidereal occultation, 
which the difference of colours of the two stars, and the 
rapidity of their motion, will render a most curious phe- 
nomenon. 
No. CCLXIX. R. A. i8 h 2i m ; Decl. 58° 42' N. 
39 Draconis ; I. 7 ; Struve, 576. 
Triple ; A of 5 ; B of 10 ; C of 6% magnitudes. 
Position. 
o / 
68 . s' 
69. o 
68.15 
67.30 
67 * 55 _ 
68.20 
68.15 
68.33 
67. 
68 
•33 * 
■ °) 
H 
Mean =: 68. 5 
Position. 
o / 
85.45- 
91. o 
91.10 
82.15 
88.20 
87. o 
86.15. 
Mean =- 87.24 
June 15, 1823. 
Seven-feet Equatorial. 
Measures of AC 
nf 
Position = 68° 3' nf 
Distance 
j/ 
1 30 . 201. 
August 15, 1823. 
Seven-feet Equatorial. 
Measures of AB. 
5 and 10 magnitudes. 
nf 
Position = 87° 24/ nf 
Distance = 3". 693. 
Mean = 375.15 
Z “ — 0.00 
Mean rr 16.37 
Z — — 1.01 
15.36 
Measures of angle excessively difficult. 
