122 



Rutherfurd Photographic Measures of 







Tarle XIII, 



Cone 



luded.— Position of 



61 2 Cygni. 









Observed Position 



Zero 





Corrected 



Correction for 





Paral- 

 lax 



2 



Angle 



Cor 



cec- 



R6fr3.c 



Mean Angle 



Proper Motion of 



Angle 



at 



rt- 







tion plus 





at Date of 









Coef- 





East. 



West. 



preces- 

 sion, etc. 





each Plate. 

 P 



61 1 Cygni 



61 2 Cygni 



IS73-54-6 



ficient. 





O 1 It 



/ // 



, 



„ 



„ 



1 a 



/ // 



1 a 



1 11 





I 



203 25 46 



203 43 1.7 



12 



2 



—16 



113 46 30 



+ 18 31 4 



—17 53 47 



114 23 47 



+6354 



2 



204 6 26 



203 7 26 



13 



28 



—14 



51 IO 



+ 18 27 



—17 49 5i 



28 19 



+6732 



3 



203 20 11 



203 31 18 



13 



34 



— 20 



39 5 



4-is 27 



—17 49 5i 



16 14 



+6732 



4 



203 44 56 



203 47 23 



12 



39 



—18 



57 56 



+ 7 53 50 



— 7 44 37 



12 9 



+8536 



5 



203 30 8 



204 48 33 



II 



38 



—17 



114 iS 4 



+ 7 28 2 



— 7 14 49 



31 17 



+9464 



6 



204 45 51 



204 36 21 



II 



33 



—39 



49 52 



+ 7 28 2 



— 7 14 49 



63 5 



+9464 



7 



203 30 28 



204 1 21 



12 



52 



—26 



1 42 



+ 7 24 31 



■ — 7 11 24 



14 49 



+9533 



8 



204 15 3 



204 9 3 



13 



3 



— 20 



24 32 



— 4 42 11 



+ 4 35 26 



17 47 



+7H9 



9 



205 21 46 



203 56 36 



14 



30 



—33 



52 38 



— 4 42 11 



+ 4 35 26 



45 53 



+7149 



IO 



204 41 33 



205 2 20 



13 



7 



— 8 



115 4 34 



— 4 54 37 



+ 4 46 55 



56 52 



■I-7689 



ii 



204 3 57 



205 29 54 



14 



13 



— 6 



32 



— 4 59 5 



+ 4 5i 16 



52 43 



+7889 



12 



204 49 1 8 



204 22 36 



15 



35 



— 11 



114 51 32 



— 4 59 5 



+ 4 5r 16 



43 43 



+7889 



13 



204 34 43 



203 57 12 



13 



8 



—19 



29 11 



— 4 59 5 



+ 4 51 16 



21 22 



+7889 



15 



204 54 37 



205 7 44 



12 



13 



— 4 



115 13 



—13 8 31 



+12 49 



53 29 



—9045 



16 



204 58 47 



204 47 40 



IO 



5S 



— 1 



3 42 



—13 37 52 



+13 17 42 



43 32 



—9677 



17 



206 5 42 



205 55 25 



II 



10 



— 2 



116 9 37 



—13 37 52 



+ 13 17 42 



109 27 



—9677 



18 



204 39 30 



204 36 40 



II 



3 



— 2 



114 48 17 



—13 40 49 



+13 20 34 



28 2 



—9715 



19 



204 55 18 



204 58 48 



II 



22 



3 



115 8 20 



—13 40 49 



+13 20 34 



48 5 



—9715 



20 



205 11 40 



205 39 



12 



33 



— 2 



38 10 



—13 40 49 



+ 13 20 34 



114 77 55 



—9715 









Means 





114 41 30 







114 41 30 





