CALCULATION FOR FINDING THE TIME WITHOUT EQUAL ALTITUDES. 

 Calculation for tin.' Evumnj; Ob^rvalioiis. 



50 42 

 24 30 



51 20 

 24 20 



52 11 3 

 34 10 



52 58 3 

 24 



53 41 4 

 23 50 



54 25 

 23 40 



55 

 23 



10 3 

 30 



55 

 23 



54 3 56 39 3 

 20 23 10 



17 39 Log. 

 2 53 41 



84 



= 3.0253059 

 4.0320590 



5.0634863 





17 39 Log. = 

 3 7 8 



21 



12 3 



= 3.0253059 



■I..II503024 

 5.0634863 



2 17 8 











23 04 

 11 32 





2.1214512 

 132 3 



21390946 

 137 8 = 



s 



(Vol. VIII. Part II.— p. 505.) 



I = 9.9934 

 I = 9.9916 

 ' = 2.3936 



2.4004 



251 4 



8 7 



242 7 

 -427 

 - 16 10 9 



jcted, 12 34 8 2 



16 4 12 24 4 6 12 19 2 8 12 14 1 12 8 i 



12 3 57 5 11 58 55 7 11 53 53 9 



11 43 50 3 

 11 48 52 1 11 



9.9934 



9.9916 



78 = 2.4280 



28 = 172 



2.4302 



269'' 3 



8 7 



260 6 

 Refrac. Para]. — 4 20 6 

 0's semidiam. + 10 10 9 



O's dcclin. 1st observation, 16 18 49 



©V 



Proportional parts, 



Logarithm, 



Aj. co. co-sine, cc-lat 



396109 

 217575 



396406 

 216156 



396403 

 214735 



398401 

 213315 



396398 

 211893 



396395 

 210187 



396393 

 208765 



396390 

 207343 



396388 

 205920 



396385 

 204496 



396383 

 203072 



178834 

 39 



180250 

 30 



181668 

 17 



183086 

 13 



184505 

 5 



186208 

 2S1 



187628 

 272 



189047 

 265 



190468 

 257 



191889 

 247 



193311 

 239 



178795 



9.252355 



'sdecl. 0.212801 



180220 

 9.255803 

 O.212S01 



181651 



9.259238 

 0.2125112 



183073 



9.202624 

 0.212802 



184500 

 9.205996 

 0.212803 



185927 



9.269343 

 0.2123115 



187356 188782 190211 



9.272668 9.275961 9.279236 

 0.212803 0.212804 0.212804 



191642 193072 



9.282491 9.285719 

 0.212805 0.212805 



9.168604 9.472040 9.175126 



9.482146 

 J 

 I 



9.485471' 9.488765 9.492040 9.495290 9.198624 

 J | J : 058 



! ] I 730)466(6 4 



2 69 39 



7 



3 24 9 



S 1102 3 1650 3 2399 



33 21 6 3492 



3 4636 



3 5 37 9 



S 6228 



3 7 64 



2 49 12 







2 49 67 

 10 27 9 



250420 251260 252113 



252583 253414 

 10263 10278 



254 250 

 10286 



25510 3 

 10 27 



255 543 

 10 28 



256893 



10 27 



7 



10282 10290 10286 



10 271 



27 



9 

















28 



2 

















29 





















28 



6 

















26 



3 







= 10* 27" 88 











27 



8 

 6 







E. — by mean morning observation 

 Mean of both, - 



10 28 12 

 10 38 00 











28 







27 



<j 







Apparent noon by simple alti- 













28 











tudes, - 



11 49 32 00 











27 



1 







Ditto by equal altitudes, same 













11)806 



8 







day, - 

 Difference from equal altitudes, 



11 49 31 45 

 + 65 

























