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Show 46 The comparisons of both chrouometers on the other dates are as follows: June 26,1871. Negus 1344 15 38 30.0 15 41 31.0 Hutton 28 « 8 58 57.0 9 1 57.5 After exchange: Negus 1344 13 20 21.0 18 23 24.0 Hutton 288 11 40 21.0 11 43 23.5 June 29,1871. Negus 1344 15 42 12.0 # 15 45 15.0 Hutton 288 8 50 44.5 8 53 47.0 After exchange: Negus 1344 17 30 33.0 17 33 35.0 Hutton 288.... 10 38 47.5 10 41 49.0 From these comparisons is derived the data given in the table below. Button 288. June 26,1871 June 29 1871 Date. Button's time. h. 12.7524 11.6978 10. 6717 1 ; Slow of sidereal time. 1 h. m. 8. 1 1 6 1 10.79 I 1 6 40 29. 46 , 6 52 8.94 1 1 l Losing per hour. 9. a*% l 9.9620 9. 9128 Exchange of signals between Washington, Detroit, and Austin. JUNE 16,1871. Detroit clock." h. m. 8. 18 53 30.16 40.24 50.26 54 0.30 10.22 20.21 30.06 55 30.26 40 08 50.15 Austin chronometer. h. m. 8. 10 35 12.60 22.70 32.70 42.60 52.60 36 2.60 12.50 37 12.30 22.20 32.20 SiffndU 8ent/ rom Detroit. Detroit clock. h. m. 8. 18 56 0.05 10.30 59 10.19 19.78 30.08 40.07 50.15 Austin chronometer. h. m. 8. 10 37 42.10 52.20 38 0.00 40 0.00 51.60 41 1.30 11.70 21.60 31.60 Detroit clock. k. m. s. 1 19 0 0.03 59.97 1 10.11 20.08 30.10 1 40.22 1 50.05 2 0.07 1 Mean, 18 57 4a 53 • Austin chronometer. h. m. « . 10 41 41.30 42 41.10 51.20 43 1.90 11.10 21.40 31.10 41.10 10 39 30.26 SECOND SERIES. Detroit clock. • h. m. 8. 19 13 0.05 10.00 20.23 30.28 40.29 50 21 59.83 15 0.00 AuMtin chronometer. ft. m. 8, 10 54 39.20 49.10 59.40 55 9.40 19.50 29.30 3a 90 , 56 3a 90 Detroit clock. h. m. 8. 19 15 10.17 20.20 30.43 40.17 50.10 16 0.05 17 0.00 10.20., Austin chro- i nometer. h. m. 8. ! 10 56 49.00 59.00 57 9.20 18.90 2a 80 3a 70 1 58 3a 70 4a 60 1 Detroit clock. h. m. s. 10 17 20.10 30.10 40.28 50.25 59.57 Mean, 19 15 30.12 Austin chronometer. ft. m. f. 10 58 58.50 59 8.60 18.70 28.60 38.00 10 57 8.90 |