478 
An Accoimt of the Measurement 
y Ursa, N. 
Face of limb, West. Face of limb, East. 
•Sept. 23 — 2° 34' I2",07 Sept. 1 S — 2 0 34' 5",73 Zenith dist. 2 0 34' 9",594 2", 29 (refr. &c.) =2° 34' 1 j",88. 
26 15,28 5,29 Line of collimation 4,08. 
Mean 2 34 13,67 Mean 2 3^ 5,51 
7i Ursa , S. 
pt. 10— 
J 55' » >H 
Sept. 20 — 1° 
55' 
4"’4 I 
23 
54 59»8° 
24 
4,84 
25 
55 2,57 
26 
7,75 
3° 
54 57. 42 
28 
5,68 
Oct. 3 
6,41 
Mean 
1 55 °. 2 3 
Mean 1 
55 
5,82 
f Ursa, N. 
Sept.26 — 3° 44' xi"j 63 Sept. 24 — 3°44 # 6^,99 Zenith dist. 3°44' S",63 + 3",73 (refr. &c.)=3°44' i2",36. 
30 4,67 Line of collimation 3,0. 
Oct. 3 5,28 
Mean 3 44 5,64 
22 r Herculis, S. 
Sept. 3—5° 25'50",78 Sept. 18— ! 5°25 / 58",8 o Zenith dist. 5 0 25' 54^,79 4 5",03 (refr. &c.) =5° 25' 59", 82. 
Line of collimation 4,01. 
a Persei, S. 
Sept. 8—3° 4' 3 o ",66 Zenith dist. 3 0 4' 2 9".5343".Q7 (refr. &c.)r=3° 4' 3 2", 60. 
12 31,49 Line of collimation 2,63. 
1 9 3 2 >95 
22 3 z,9 1 
25 32,91 
Mean 3 40 32,18 
Sept. 16— 3 0 
18 
2 3 
26 
4' 26",57 
27,69 
26,22 
27,10 
Mean 3 4 26,89 
Capella, S. 
16 
I3»75 
12 
18,89 Line of collimation 2,89. 
19 
13.59 
18 
21,00 
21 
14,68 
20 
19,10 
23 
12.93 
22 
18,03 
26 
1448 
25 
19,64 
Mean 6 
26 13,61 
Mean 6 26 
J 9’39 
Reduction of the Observations made at the Royal Observatory, and the Zenith 
Distances of the several Stars deduced therefrom. 
13 Draconis, N. 
April 16 — o° 58' 37", 66 April23 — o°58' 28", 07 Zenith dist. o° 58' 32",i44o",99 (refr. &c.)no° 58' 33", 13. 
25 36,02 Line of collimation 4,07. 
26 3498 
Mean o 58 36,22 
