Group of the Pleiades. 



25? 



General Refraction Tables. — Continued. 



Table of A'. 



Table of B' X io3. 







Log. 



an. z. 









Log. tan. z. 





1 



0.0 



O.I 



0.2 



0.3 



1 



0.0 



O.I 



0.2 



0.3 



Oo 



// 

 0.0 



0.0 



0.0 



0.0 



o° 



.00 



.OO 



.OO 



.00 



IO 



0.0 



+O.I 



-j-O.2 



+0.4 



IO 



+.06 



4-.11 



-)-. 20 



+•37 



20 



+0.1 



+O.I 



+O.4 



4-o.8 



20 



+.11 



+.19 



+•32 



+•59 



30 



+0.1 



+O.I 



+0.5 



4-1. 1 



30 



+.14 



+.23 



+•39 



4-. 69 



40 



+0.1 



4-0.2 



4-0.6 



4-1-3 



40 



+•15 



+•24 



+.40 



+•69 



50 



+01 



-j-O.2 



4-0.6 



+1-3 



50 



+.16 



+.23 



+■37 



+.61 



60 



+o.r 



+O.I 



+0.5 



+1.1 



60 



+.15 



4"-22 



+•32 



+•50 



70 



+0.1 



-f-0.1 



+O.4 



4-o 8 



70 



+.15 



-J-.20 



+.27 



+•39 



80 



0.0 



+0.1 



-j-O.2 



+0.4 



80 



+.14 



+ .l8 



+•23 



+•31 



90 



0.0 



0.0 



O.O 



0.0 



90 



+.14 



+.I8 



+.22 



+.28 



IOO 



0.0 



— O.I 



— 0.2 



—0.4 



IOO 



+.14 



+.18 



+.23 



+.31 



no 



— 0.1 



— O.I 



—O.4 



—0.8 



no 



+.15 



+.2C 



+.27 



+•39 



120 



— 0.1 



O.I 



—0.5 



— 1.1 



120 



+•15 



-J-.22 



+ 32 



+ 50 



130 



— 0.1 



— 0.2 



—O.6 



—i-3 



130 



4-.I6 



+.23 



+•37 



+ .61 



140 



■ — O.I 



— 0.2 



—O.6 



— 1, 3 



140 



+.15 



+.24 



+.40 



+.69 



150 



— 0.1 



— O.I 



— O.5 



— 1.1 



J 5o 



+.14 



+.23 



+•39 



+.69 



160 



— O.I 



O.I 



—O.4 



—0.8 



160 



+.11 



+.19 



+.32 



+•59 



170 



0.0 



O.I 



— 0.2 



—0.4 



170 



4-.o6 



+.11 



+.20 



+•37 



180 



0.0 



0.0 



O.O 



0.0 



180 



.00 



.OO 



.00 



.00 



190 



0.0 



+O.I 



-j-O.2 



4-0.4 



1 90 



—.06 



— II 



— .20 



—•37 



200 



+O.I 



+O.I 



+0.4 



4-0.8 



200 



— .11 



—.19 



—•32 



—•59 



210 



+O.I 



4.0.1 



+0.5 



4-1.1 



210 



—.14 



—•23 



—•39 



-.69 



220 



+O.I 



4-0.2 



4-o.6 



+i-3 



220 



— 15 



—.24 



—.40 



-.69 



230 



+O.I 



-j-O.2 



4-0.6 



+i-3 



230 



—.16 



—•23 



—•37 



—.61 



240 



+O.I 



4-O.I 



+0.5 



4-1. 1 



240 



—•1.5 



.22 



—•32 



—•50 



250 



+O.I 



4-O.I 



4-o.4 



4-0.8 



250 



—•15 



.20 



—.27 



—•39 



260 



0.0 



4-O.I 



+0.2 



4-0.4 



260 



—.14 



—.18 



—•23 



—•31 



270 



0.0 



O.O 



0.0 



0.0 



270 



—.14 



—.18 



— .22 



—.28 



280 



0.0 



O.I 



— 0.2 



—0.4 



280 



—.14 



—.18 



—•23 



—•3i 



290 



— O.I 



— O.I 



— 0.4 



—0.8 



290 



— - l 5 



.20 



—.27 



—•39 



300 



O.I 



O.I 



—o.5 



— 1.1 



300 



—•15 



— .22 



—•32 



—•50 



310 



O.I 



— 0.2 



—0.6 



—i-3 



310 



—.16 



—^3 



—•37 



—.61 



320 



O.I 



— 0.2 



— 0.6 



—i-3 



320 



—•15 



—.24 



—.40 



-.69 



33° 



— O.I 



— O.I 



—0.5 



— 1.1 



33o 



—.14 



—•23 



—•39 



-.69 



340 



O.I 



O.I 



—04 



—0.8 



340 



— .11 



—.19 



—•32 



—•59 



35o 



0.0 



—O.I 



— 0.2 



—0.4 



35o 



—.06 



— .11 



—.30 



—■37 



