184 



Butherfurd Photographic Measures of 



Table VII. — For Proper Motion, etc. 













Correction for Variation. 



Plate 

 No. 



2f— 1874 



Px 



p* 



F 













T 









Scale Xio 3 



Orientation. 



I 



O.I27 



— .0094 



— 1942.6 



+o-4 



—.00957 



+0 34 



2 



.127 



— .0094 



— 1942.6 



+0.4 



+.02660 



+1 7 



3 



.127 



— .0094 



—1942.6 



+0.4 



+ •00373 



— 21 



4 



— .105 



— .0078 



— 1606.2 



+0.3 



+.11455 



+0 29 



5 



— .105 



— .0078 



— 1606.2 



+0.3 



+.01820 



+1 3 



6 



— .105 



— .0078 



— 1606.2 



+0.3 



— .05086 



+7 7 



7 



+ .418 



+.0310 



+6394.2 



—i-3 



— .00677 



+1 3 



8 



+ .418 



+.0310 



+6394.2 



—1-3 



+ .00677 



—0 19 



9 



4- .448 



+•0332 



+6852.9 



—1.4 



—.03896 



—0 56 



IO 



+ .448 



+•0332 



+6852.9 



—1.4 



+.01446 



—0 15 



ii 



+ -45i 



+•0334 



+6898.7 



—1.4 



—•03733 



+0 14 



12 



+ -451 



+•0334 



+6898.7 



—1.4 



— .04223 



—2 38 



