336 Mr. South’s re-examination of the apparent distances 
No. XV. R. A. i 4 h 37 m ; Decl. 27 0 51 ' N. 
s Bootis ; I. 1 ; H. and S. 185 . 
Double ; 2 nd and 9 th magnitudes. 
Blackman-street ; June 18, 1824 ; Five-feet Equatorial. 
Position = 55 0 25' np | 5 Obs. | Diff. = 2 P 4;'. Very satisfactory. 
Observations made by strong twilight, without artificial illumination of the wires. 
The evening remarkably favourable ; stars extremely steady, and distant from the 
meridian 20 minutes. 
Passy ; May 27, 1825 ; Seven-feet Equatorial. 
2nd and 9th magnitudes. 
Position — 55° 58' np f 7 Obs. 
Distance = 3 ".7 13 J 5 Obs. 
Diff. = 3 0 19' ) 
Diff. = o".5Q5 5 
Passy ; May 31, 1825 ; Seven-feet Equatorial. 
Position = 55° 30' np ] 7 Obs. [ Diff. — 3 0 4. Rather difficult. 
Observations of distance impracticable, on account of the unsteadiness of the stars. 
Passy; June 1, 1825 ; Seven-feet Equatorial. 
2nd and 9th magnitudes. 
Position = 53° 40' np 
Distance := 3". 565 
7 Obs. 
5 Obs. 
Diff = ^.456} Difficult ' 
Stars tolerably well defined, and on the meridian, but are very unsteady. 
Passy; June 9, 1825; Seven-feet Equatorial. 
2nd and 9th magnitudes. 
Position — 54° 58' np 
Distance = 3". 368 
7 Obs. 
5 Obs. 
Diff = 2 0 26' \ _ , 
Diff. = o". 5 o 5 \ Stead y- 
Passy; June 13, 1825 ; Seven-feet Equatorial. 
2nd and 9th magnitudes. 
Position =53° 28' np 
Position =2 53° 1 7' np 
Distance “ 3".oo7 
7 Obs. 
Diff. = 2 0 52' 
1 Observed with 181. 
7 Obs. 
Diff. = 2 0 23' 
r 327 
5 Obs. 
Diff. — o ". 33 6 _ 
1 181 
Stars admirably defined. I never observed this difficult double star under more 
favourable circumstances : the results are entitled to very considerable confidence : 
the observations were procured when the star was a few minutes on either side of 
the meridian. 
