210 Mr. South's observations of the apparent distances 
No. DCLXXXVI. R. A. 17" n ra ; Decl. 28 0 57' N. 
Nova ; 
Double ; 8th and 9th magnitudes. 
Passy ; June 16, 1825 ; Seven-feet Equatorial. 
Position = 85° 59' nf 1 s Obs. Diff. = o° 39' } Tolerablv steadv 
Distance ~ 55 ".i 17 I 5 Obs. Diff. = o". 7 2i \ 1 olerably stead y* 
Passy ; June 19, 1825 ; Seven-feet Equatorial. 
8th and 10th magnitudes. 
Position == 8c° 4' nf 5 Obs. I Diff. = o° 56' ) ,, , 
Distance = 5^.847 5 Obs. | Diff. = o". 3 36 5 Very dlfficult ’ 
The small star is very indistinct. 
Mean Result. 
Position 85° si nf ; Distance si'. 982 ; Epoch 1825.46. 
No. DCLXXXVII. R. A. I7 h i3 m ; Decl. 24 0 41' N. 
70 Herculis ; Struve, 543. 
Double ; 5th and 9th magnitudes. 
Blackman-street ; July 10, 1824 ; Five-feet Equatorial. 
Position = 33 0 30' nf I 5 Obs. I Diff. = o° 30' J . 
Distance = 3' 37"-433 1 5 Obs. | Diff. = i".i 68 ( Ulttlcult ‘ 
The small star bears much less illumination, than its apparent magnitude would 
lead us to expect. The night is cloudy ; but between the clouds the stars are very 
brilliant. 
Passy ; June 23, 1825 ; Seven-feet Equatorial. 
6th and 1 1 th magnitudes. 
Position = 33® 23' n f 
Distance — 3' 39". 432 
5 Obs. 
2 Obs. 
Diff. = 0° 36' 1 1 l-rc , 
Diff. = o".i68 J Extremel y difficult. 
The small star becomes invisible under a very feeble illumination ; the distance is 
very suspicious. 
Passy ; July 14, 1825 ; Seven-feet Equatorial. 
5 th and 10 th magnitudes. 
Distance = 3' 38 f/ . 1 5 1 | 5 Obs. j Diff. = i". 875* Very steady. 
Mean Result. 
Position 33 0 26' nf; Epoch 1825.00 ; Distance s' 38' / .339 ; 
Epoch 1825.18. 
