204 Prsesepe Group; Measurement and Reduction 



Table III. — (Continued.') Plate III: a; Measurements. 



Star. 



x direct. 



x reversed. 





% m, or 









% m, or 









Scale minus Star. 









Scale minus Star. 







Lines. 



Schl. 



Kretz. 



S- 



-K 



Lines. 







S— K 



Schl. 



Kretz. 



15 



56 



0.391 I 



0.3919 



— c 



X04 



62,63 



0.6618 



0.6571 



+o'25 



2 



89,90 



0.4000 



0.3988 



+ 



.06 



29 



0.6560 



0.6566 



— .04 



3 



88,89 



0.2970 



0.2958 



+ 



.06 



30,31 



0.2614 



0.2550 



+ .34 



4 



86,87 



O.5528 



0.5500 



+ 



.16 



32 



0.5092 



0.5078 



+ .06 



6 



73-74 



0.3035 



0.3024 



+ 



.06 



45,46 



0. 2494 



0.2486 



+ .04 



8 



66,67 



0.4601 



0.4549 



+ 



.28 



5 2 



0.5961 



0.5900 



+ .31 



10 



65,66 



0.5760 



o.575I 



+ 



.06 



53 



0.4779 



0.4745 



+ .17 



11 



64,65 



0.7194 



0.7164 



+ 



•15 



53,54 



0.8316 



0.8298 



+ .10 



14 



56 



0.5784 



0.5782 



+ 



.01 



62,63 



0.4718 



0.4712 



+ .04 



16 



55 



0.4950 



O 4929 



+ 



.11 



63.64 



0.555I 



0.5549 



+ -02 



17 



53.54 



0.5736 



0.57I5 



+ 



.10 



65 



0.4799 



0.4765 



+ .19 



18 



52 



0.53I5 



0.5326 



— 



•05 



66,67 



0.5189 



0.5I74 



+ -07 



20 



5i,52 



0.6865 



O.6869 



■ — ■ 



.02 



67 



0.3662 



0.3678 



— .08 



22 



49.5o 



0.7265 



0.7282 



— 



.08 



68,69 



0.8251 



0.8240 



+ .05 



23 



48,49 



0.3615 



0.3651 



— 



.19 



70,71 



0.1871 



O.I900 



— .16 



24 



46,47 



0.2424 



0.2431 



— 



.04 



72,73 



0.3086 



0.3092 



— -03 



26 



45.46 



0.5581 



o.555l 



+ 



• 15 



73 



0.4976 



0.4960 



+ .IO 



28 



45 



0-5479 



0.5492 



— 



.07 



73,74 



0.5059 



0.5044 



+ .08 



29 



44,45 



0.4485 



0.4481 



+ 



.02 



74 



0.6046 



0.6075 



— .15 



45 



17,18 



0.1620 



0.1652 



— 



.18 



101,102 



0.3970 



0.3919 



+ .28 







Kretz. 



Hays. 



K- 



-H 





Kretz. 



Hays. 



K-H 



15 



56 



0.39I4 



0.3921 



— c 



(.04 



62,63 



0.6609 



0.6606 



+o'oi 



1 



90,91 



O.3850 



0.3879 



— 



•15 



28,29 



0.1676 



0.1706 — .15 : 



2 



89, 90 



0.4021 



0.3982 



+ 



.19 



29,30 



0.1490 



0.1516 



— .15 



5 



77,78 



O.4799 



0.4805 



— 



•03 



4i 



0.5679 



0.5720 



— .21 



7 



70,71 



O.5824 



0.5838 



— ■ 



•07 



48 



0.4679 



0.4664 



+ .08 



23A 



47,48 



0.3338 



0.3400 



— 



•33 



71,72 



0.2149 



0.2169 



.12 



25 



45,46 



O.6594 



0.6636 



— 



.23 



73 



0.3872 



0.3941 



— -37 



27 



45,46 



0.2888 



0.2896 



— 



.04 



73,74 



0.2650 



0. 2638 



+ .07 



3i 



44 



0.3776 



0.3795 



— 



.10 



74,75 



0.6784 



0.6780 



+ -03 ! 



32 



42 



0.5044 



0.5028 



4- 



.09 



76,77 



0.5489 



0.5510 



— .11 



33 



40,41 



0.3505 



o.3565 



— 



•31 



78,79 



0.2052 



2025 



+ .15 



34 



39,4o 



0.6875 



0.6896 



■ — 



.12 



79 



0.3648 



0.3654 



— .04 



35 



37,38 



0.6701 



0.6732 



— 



.16 



81 



0.3848 



0.3850 — .01 



36 



36,37 



0.20I I 



0.2008 



+ 



.01 



82,83 



0.3482 



0.3489 



— .04 ; 



37 



36 



O.5816 



0.5810 



+ 



•03 



82,83 



C4754 



0.4729 



+ .13 j 



39 



3i,32 



0. 7004 



0.7045 



— 



.22 



87 



0.3522 



o.3499 



+ -12 



40 



30 



0.3930 



0.3948 



— 



.11 



88,89 



0.6641 



0.6649 



— -05 



43 



22 



0-4799 



0.4785 



+ 



•07 



96,97 



0.5762 



o.5755 



+ -03 : 



44 



21,22 



O.425S 



0.4301 



— 



.24 



97 



0.6301 



0.6301 



.00 



45 



17,18 



0.1648 



0.1620 



+ 



.14 



101,102 



0.3924 



0.3916 



+ .04 



