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Tage [V.—SumMary or MEASURES. 
Series II.—Measured by DeLury.—25600 60° 
1st Correction 2nd Correction 
Date Measured Method Method 
Plate |G.M.T.1911) Velocity | - | 
| | g |Vatg P2 Vi Vo 
L 833 | Aug. 10-19} -717 |59° 23’) -839| 57° 10/49° 11! -897 | 1-145 
834 “10-30 -699 159 23 -820) 57 12149 14 870 |] VST? 
836 “30-16 -678 |59 14 -801| 57 15 |48 7 -847 | 1-116 
837 “ 30-19) -624 159 14 -740| 57 22148 21 -782 | 1-029 
838 “30-21 -634 (59 14 -751| 57 1748 13 795 | 1-047 
839 _* 80-23 -681 159 14 -802| 57 2248 21 -847 | 1-115 
842 Sep. 8-15 -682 158 15 -805| 56 12 47 9 -853 | 1-114 
S43 nn S18 595 160 11 -708| 57 4548 25 766 | 1-020 
844 * 8-19 -588 (60 11 -706| 57 52148 19 755 | 1-012 
845 “ 8-22 -569 160 11 -684| 57 52148 19 733 -983 
846 “ 8-23 -603 160 11 -722| 57 52/48 19 -773 | 1-036 
847 “ 8-30] -563 |60 11 -679| 57 53148 21 -726 -973 
848 “ 8-32) -630 (60 I1 -750| 57 45148 25 -806 | 1-075 
849 RS: 33 -563 160 11 -678| 57 45/48 25 -728 -971 
851 > 1-20 719 160 11| :-847| 57 55148 26 -906 | 1-212 
852 oe 11:22 584 160 11; -701) 57 52148 21 -751 | 1-005 
Means (Linear) 59 47 752] 57 31 48 16 809 | 1-061 
| | 
Means | (Angular) 10°-61 |10°-61 | | 10°-70 |11°-08 
| 
Probable Error single Plate RARE = + -039 
% Mean RT EE aL eR ATTRA SAP = = -010 
low 
L 833 Aug. 10-19) -319 73° 43’) -397| 68° 48//58° 6’ | - 524 -796 
834 “ 10-30! -332 73 43 -412| 68 51158 10 - 543 -832 
836 “ 30-16] -344 73 24 -431| 68 50/56 43 - 554 - 895 
837 “ 30-19 -320 73 24 -403| 69 12 |57 2 -510 -821 
838 “ 30-22] -884 73 24 -476| 68 54156 51 -611 -986 
839 “ 30-23 -419 73 24 -516| 69 12 [57 2 -654 | 1-063 
842 Sep. 8-15) -246 75 8 -325| 69 33156 51 - 534 -888 
843 “ 8-18] -270, 75 8 -354 69 46 57 2 -488 -818 
844 | “ 8-19 -246| 75 8 -325| 69 3956 54 -452 -755 
845 | “ 8-22] -213) 75 8 -285| 69 39156 54 -398 -665 
846 +) 98223! -273| 75 8 -357| 69 3956 54 -496 - 829 
847 | “ 8-30 -332| 75 8 -427| 69 4156 56 -592 -991 
848 “8-32! -252| 75 8 -331, 69 46 157 2 -459 -768 
849 Se spas -319| 75 8| -412) 69 46 57 2 - 568 -952 
851 “ 11-20] +244) 75 8 -323| 69 45 157 3 -448 -748 
852 mo l'E 22 -310,; 75 8 -402, 69 4056 57 -558 -933 
Means (Linear) 74 31 -386| 69 25 157 6| -525 -859 
Means | (Angular) | (10° -37 10°-61 |11°-23 
Probable Error Single Plate........................ = + -041 
¢ “Mean ee a ne rene Nec Le vane LE CRU = + -010 
