10 ASTRONOMICAL OBSERVATIONS. 
APPENDIX A—Continued. 
CAMP No. 17—Avavsr 13, 1853. CAMP No. 19—4Avavsr 15, 1853. 
Object observed. Time of observ'n L n: me Object observed. | Time of observ'n | Observed double Š i 
by chronometer. | by chronometer. altitude. | 
| 
| o oW 28 | o éi h Mois o G “i 1 
a Cygni 19 05 00.9 102 21. 00 Arcturus 19 10 27.0 90 50 00 € 
19 05 37.5 102 34 50 19 12 09.8 90 08 50 
19 06 18.2 102 49 20 19 14 10.4 89 17 40 ` 
19 06 55.1 | 103 02 30 19 16 50.7 88 12 50 
19 OF 5L1 |. 168 21 30 19 17 26.9 87 58 20 
' | 19 18 01.2 87 43 30 | 
Arcturus 19 09 15.2 | 90 43 00 19 18 . 85.8 87 29 20 
19 09 48.5 90 29 40 19 19 06.1 87 17 40 
19 10 13.4 | 90 19 30 
19 10 45.0 90 06 50 PM (2. ¿L as 19 20 31.0 107 18 40 
۲ 19 11 26.7 | 89 50 10 19 231 22.6 107 37 30 | 
| 19 22 18.2 107 56 50 
o Moon's W. limb ....| 19 16 19.0 63 17 00 2. dae 19 22 53.5 108 10 10 
| 19 23 32.6 108 23 40 
Dist. between Spica| 19 20 52.9 54 58 30 
&Moon's W.limb.| 19 22 21.6 | 654 59 10 | Polaris...........- 19 29 68 34 10 
19 23 40.4 | 55 01 30 19 29 44.0 68 35 30 
9 24 $2.0 | 55 01 50 9 30 25.2 68 36 00 
19 25 14.6 | 65 02 00 19 31 03.0 68 36 20 
| | 19 31. 51.6 68 37 00 
Moon's W. limb ....| 19 25 54.3 62 43 40 
ANA 092,90 19 35 15.2 , 105 16 30 Index error — 10”, Barometer 29. 051 in. Ther. 740.9. j 
. | 
Dist. between the| 19 42 414 | 51 02 00 
Moon and Altair. | 19 44 19.9 51 01 50 CAMP No. 20-—Avavsr 16, 1853. 
19 45 17.1 51 01 40 
19 46 40.2 51 00 0 : 
19 5.0 | 50 00 20 DEMNM AA E 20 02 03.0 69 01 ou 
| 20 02 43.8 69 01 50 
Aliat عو یا ا سی‎ 19 bl 16.5.| 110 16 40 0 03 18.2 69 02 10 
Mons W. limb ....| 19 52 16.5 | 60 21. 0 20 03 50.0 69 03 10 
| 0 04 20.4 69 03 10 
Polaris (AWW) ..... 19 56 16.9 69 oa 10 0 05 08.3 69 04 00 
| 19 57 33.3 | 69 ٭‎ 20 0 05 46.7 69 04 20 
Polaris GGG) -...-.| 19 54 32.0 | 69 09.10 0 06 23.5 69 04 30 
19 55 48.9 | 69 09 20 0 07 00.0 69 05 20 
19 58 25.6 | 69-10 00 0: 07 48.6 69 06 00 
P | 
اس‎ e Cygni ?0 09 30.6 124 20 10 
Index error — 10'. Barometer 29. 314 in. Ther. 680, 2. 20 10 29.5 124 42 00 
20 1l 43.2 125 07 40 
0. 12 $1.6 125 23 10 
` CAMP No. 18—Avcvsr 14, 1853. 20 13 10.1 125 38 30 
Ro 7 Coronæ Borealis .-..| 20 20 13.1 101 32 00 
CECI E 19 05 41.9 102 13 50 20- 23 51.6 100 01 20 
Er 19: 08 15.5 103 05 30 20- 24 35.0 99 44 00 
Dm 20.2 | 103 06 30 20 25 29.1 99 22 50 
I9 15- 69.3 102 55 00 20 26 21.0 99 00 40 
19: 17 06.8 103 15 30 20 26 54.8 98 47 00 
VO s 39 27 3 98 29 50 
Arcturus....... - 19 31 . 40. 1 81 52 10 
P se 18.6 80 50 00 j i 
19 35 38.8 80 13 40 Index error — 10’. Barometer 29. 017 in. Ther. 70°. 95. 
19 T 24.1 79 55 00 s 
E 2 9ھ‎ m ww CAMP No. 21—Avausr 17, 1853. 
Polaris ------------| e: 53. 18.8 69 00 00 
9 56 58.9 f 
og cas 上 بی‎ 5 Gë e ھ۳٢‎ 19 23 55.4. 25 49 20 
20- 02 25.5 69 02 00 : 18+ 94: 27.53 85 37 00 
20 03 514 69 01 50 19 24 56.5 | 85 24 50 
| ; Enc 19.25 ۰.32.7 || 09 40 
1! a. 18 8: 17.1 | 84 52 40 
Index error — 10. Barometer 29.222in. Ther. 729.6. | i 19^ 26: 51.6 | 4 37 30 
