LONGITUDE. 



195 



TABLE 11. 



of results for longitude of astronomical stalion at San Ekeario, Tcxas^ derived f\ 



No. 76 



F 



yf Major W. II. Emory ^ eliief astronomer and surveyor of 



Mexican 



Date. 



Authority for elements used. Moon's 1st limb. 



Resulting longi- 

 tude from ob- 

 servations on 

 moon's Ipt I'b. 



1852. 

 Jan. 29 



30 



31 



reb. 



2 

 4 



Greenwich Right Ascensions 



Cambridge observations 



Cambridge Right Ascensions. 

 Greenwich Right Ascensions 

 Greenwich observations 



Greenwich Right Ascensions. 

 Greenwich Right Ascensions. 

 Greenwich observations.,.., 



h. m. s. 

 7 05 06.07 



7 05 05.77 



7 05 06.04 



7 04 59.ti0 



7 04 59.09 



7 04 58.70 

 7 04 59.70 



Greenwich Right Ascensions. 

 Greenwich Right Ascensions. 



h, 771. S* 



7 05 05. 9G 



7 04 59.45 



7 05 01. 30 



7 04 59.20 



7 05 03.50 

 7 05 01.80 



Mean londtudc from moon's Ist limb = 7A. Oom. Ols.87 



Date. 



Authority for elements used, j Moon's 9d limb. 



Feb. 8 



9 

 11 



12 



Greenwich Right Asomsions. 

 Greenwich Right Ascensions. 

 Greenwich Ripht Ascensions. 

 Greenwich Rijiht Ascensions. 



h. m. 



Resulting InnuU 

 tude from oh~ 

 servations on 



nioon\- 2d Pb. 



7 05 04.4 

 7 05 02.1 

 7 05 01.9 

 7 05 06.9 



Mean longitude from moon's 2d limb 

 Mean longitude from moon's 1st lin»b 



7A. 05m. 03t.83 

 7/i. 05m. Ols.87 



Mean lonjritudc from 1st lunation ~7A. 05m, 025.85. 



Date. 



1852, 



Feb. 28 



29 



March 1 



3 



Authority for elements used. Moon's 1st limb. 



Greenwich Right Ascensions 

 Greenwich Right Ascensions. 

 Greenwich observations . 



• ■ ■ 



Greenwich Right Ascensions. 

 Washingt'n Right Ascensions 

 Greenwich Right Ascensions. 



Greenwich observations 



"SYashingt'n Right Ascensions 

 Cambridge Right Ascensions. 



Cambridge observations 



Greenwich Right Ascensions. 

 Greenwich Ri;,'ht Ascensions. 



;nwich observations 



h. wi. 



. * 1 



7 C5 05.6 

 7 05 05.2 



Resulting longi- 

 tude from ob- 

 servations on 

 moon's Istl'b. 



« •*«» »««•■« 



7 05 03.6 

 7 05 02A 

 7 05 06.6 

 7 05 04,2 

 7 05 08,4 

 7 05 08.9 

 7 05 07,1 

 7 05 03.3 

 7 05 08,4 



A, tn. s. 



7 05 02.7 



7 05 03.0 



7 05 05.4 



7 05 07.22 



7 05 04.3 



7 05 05.4 



Mean longitude from moon's 1st limb =7k. 05m. 01s.67 



Date. Authority for elements used, j Moon's 2d Timb. 



Greenwich Risht Ascensions. 



Greenwich observations 



Greenwich Risht Ascensions 





7 05 06.8 

 7 05 08.5 



Rppulting longi- 

 tude from ob- 

 servations on 

 moon's 2d rb. 





Ai fTli S< 



7 05 07.65 

 7 05 09,8 



Mean longitude from moon's^ 2d limb r=7A. 05jn. 06«.73 

 Mean longitude from moon's 1st limb = 7A. Ojm. 04a.67 



Mean longitude from 2d lunation = 7A. 05m, OGs.TO. 



