26 



THE TRANSATLANTIC LONGITUDE. 



1866, November 13.— M., Obs. 



Lamp. 



M 



Bb,+k 



a Ceti . . . 

 o Persei . . 

 y^ Ui-sfB Minoris L.C. 

 Groombr. 2320L.C. 

 y Tauri . . . 



a Camelop. U. C. 



i AurigsB . 

 11 Orionis 



W 



[C, , 3 D, lost] 

 [B,C„D,3do.] 

 E F 



—P. 



_ b,— 5 p, 3 



— C3 [C, lost] 

 -F. 



41».23 



5 07 

 12.26 



5.21 

 32..30 



9.85 

 29.90 

 14.35 



5.63 

 39.08 

 16.94 



— 0'.064 

 —0.064 

 —0.064 

 + 0.003 

 + 0.014 

 + 0.010 

 —0.001 

 —0.007 

 —0.005 

 —0.015 

 —0.057 



— 0'"2«.731 

 + 5.047 



1 



+ 1 

 

 



+ 



2.569 

 6.312 

 0.000 

 0.000 

 6.254 



+ 56.866 



— 54.192 



0.000 



0.000 



— 0=.053 

 —0.118 

 + 0.158 

 + 0.296 

 + 0.002 

 —0.001 

 —0.016 

 —0.047 

 — 042 

 — 026 

 —0.057 



^ = 4" 



e = — ir.S 



= _0'.015 e= + 0^050. 



o Ceti 



a Persei 



y° Ursoe Minoris L. C 

 Groombr. 2320 L. C. 



y Tauri 



« " 



a " 



Camelop. U. C. . . 



1 Aurigfe .... 

 11 Orionis .... 



38^45 

 10.00 



9,85 

 11 55 

 32.30 



9.85 

 36.13 

 11.28 

 39,05 

 16.88 



20'. 58- 

 52.24 

 52.11 

 53.80 

 14.51 

 52.07 

 18.35 

 53.39 

 21.13 

 59.09 



+ 0'.050 

 + 0.076 

 + 0.165 

 —0.1.34 

 —0.053 

 —0.053 

 —0.052 



+ 0.060 

 + 0.052 



-0^03 

 + 0.11 

 —0.11 

 —0.08 

 —0.04 

 —0.03 

 —0.03 

 —0.08 

 —0.05 

 + 0.07 



— 0^02 

 0.00 

 —0.05 

 —004 

 —0.01 

 —0.01 

 —001 

 + 0.01 

 —0.01 

 —0.01 



-17".82 

 17.70 

 17.86 

 17.84 

 17.83 

 17.82 

 17.82 

 17.89 

 17.84 



-17.71 



10 A9 + 8.063 a = — 0'.279 

 + 8.063 A9 + 15.376 a = — 0.159 

 a = — 0=.019, AO = — 0=.013, Ai! = — 17' 813. 



