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TABLE IV.—SuMMARY OF MEASURES. 
Series II.—Measured by DeLury—25600. 0° 
1st Correction | 2nd Correction 
Plate Date Measured Method Method 
| G.M.T. 1911) Velocity | 
| | ¢ Vato! 4: P2 V; V2 
L 833 | Aug. 10-18) 1-715 0° /0’| 1-994 | 2° 23’) 2° 237) 1-993 | 1-993 
834 | SP LOS 20 7/71) 0 0} 2-054 | 2 28/2 23) 2-052 | 2-052 
836 | “ 30-15} 1-565 | 0 0| 1-844 | 2 46) 2 46] 1-844 | 1-844 
837 | “ 30-18, 1-615 0 0; 1-898 | 2 45|2 45] 1-897 | 1-897 
838 | “ 30-20} 1-664 | 0 0; 1-949 | 2 45]2 45) 1-950 | 1.950 
839 | “ 30.22] 1-682 | O 0; 1-970 | 2 45|2 45] 1.970 | 1-970 
842 | Sep. 8-138) 1-651 | 0 011.949 ; 2 5212 52) 1-947 | 1.947 
843 | MMS TO 763.10 0, 2-068 | 2 51/2 51] 2-068 | 2-068 
844 = S888) 1-671) 110 011-966 | 2 50] 2 50! 1-966 | 1-966 
$45 ee O22 633.0190 011-925 | 2 50|2 50] 1-924 | 1-924 
846 “ 8-22] 1-626 |0 0; 1-920 | 2 52) 2 52} 1-920 | 1-920 
847 “ 8-30} 1-605 0 0! 1-896 | 2 5212 52) 1-896 | 1-896 
848 “ 8-31} 1-643 0 0; 1-988 | 2 51] 2 51] 1-936 | 1-936 
849 “ 8-33} 1-619 | 0 0) 1-910; 2 51/2 51] 1-910 | 1-910 
851 elt 320) 51-705) LO 0} 2-005 | 2 50} 2 50} 2-004 | 2-004 
L 852 | “ 11-21) 1-616 |O 0/1-908|2 51|2 51] 1-908 | 1-908 
—_——_——_——_|-_——— - — — |_——___— a 
Means | (Linear) | 0 0] 1-950 | 2 46; 2 46 | 1-949 | 1-949 
Means | (Angular) | | 130.84 | 130.85 |13°.85 
| | | 
Probable Error Single Plate. . Ni 028 
a. p> Mean 3. eae eioita RS RES + -009 
° 15° 
L 833 | Aug. 10-18] 1-526 [14° 54’| 1-780 [16° 17//11° 23/| 1-768 | 1-831 
834 “ 10-21] 1-526 |14 54] 1-779 16 17/11 24| 1-763 | 1-826 
836 “ 30-15] 1-533 |14 53|1-801 16 34/10 52] 1-780 | 1-852 
837 “ 30-18; 1-406 114 53/ 1-661 116 36 10 56) 1-641 | 1-709 
838 “ 30-20} 1-461 {14 53] 1-720 116 34110 55] 1-670 | 1-738 
839 “ 30-42] 1-529 114 53] 1-795 |16 36 10 56) 1-773 | 1-846 
842 Sept. 8-13) 1-454 |14 411-722 116 25/10 32) 1-701 | 1-770 
843 “ 8-16] 1.580 |15 5] 1-859 [16 4710 55| 1-834 | 1-912 
844 “8-18! 1-568 115 51 1-845 116 47110 56 | 1-821 | 1-898 
845 “ 8-21] 1-574 |15 5| 1-851 116 47 10 57 | 1-827 | 1-903 
846 ns -221 1-667 |15 5 | 1-956 |16 47 10 53 | 1-930 | 2-012 
847 “ 8-30} 1-639 {15 5| 1-925 [16 47 10 54 | 1-900 | 1-981 
848 = Soll 1657.9 115 5| 1-948 116 47/10 55] 1-918 | 1-999 
849 “ 8-33] 1-590 |15 5| 1-870 116 47 10 55 | 1-845 | 1-923 
851 * 11-20) 01-614 15 5 | 1-896 116 47 10 56 | 1-871 | 1-950 
L 852 “ 11-21| 1-649 |15 5| 1-935 116 47 10 54] 1-910 | 1-991 
Means | (Linear) 14 59|1:834 16 39/10 57 | 1-810 | 1-884 
Means (Angular) 130.48 | [13° -41 |13°-62 
tue Re ere 
Probable-error single plate." = + -058 
. OF PMeanice. ssc, 2 5 Jatoowe.d as seers! ae + -014 
