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Show 52 Determination of longitude between Washington, D. C, and Austin, Xec, June 16, 1871. Mean of signals sent and received. I I A. m. 8. Washington clock I 20 16 0.00 Austin chronometer 11 34 56.16 " Washington clock ' 20 38 15.40 Austin chronometer i 1157 7.90 Anstin chronometer | 11 44 12. 74 Washington clock 20 25 19.37 Austin chronometer 12 7 50.00 Washington clock : 20 49 0.41 Anstin chronometer 12 17 45. 50 Washington clock 20 58 57.63 Time correc-tiou. Corrected Difference of time. | longitude. Means. h. m. » . - 0 0 2.27 46 0 59.26 - 0 0 2. 28 - i 6 1 2.90 + 6 I 0.78 - 0 0 2.28 - f6 1 4.65 - 0 0 2. 28 - f6 1 6.29 - 0 0 2.28 h. m. « . | 20 15 57. 73 17 35 55.42 20 38 13.12 ' 17 58 10. 80 • 17 45 13.52 ; 20 25 17.09 ! 18 8 54. 65 20 48 58.13 j 18 18 51. 79 ! 20 58 55.35 h. m. 8. 2 40 2.31 2 40 2. 32 2 40 3.57 2 40 3. 48 2 40 3.56 Km. 8. 2 40 2.32 2 40 3.54 Austin, Nev. f west of Washington, D. C, 2/ i. 40m. 2. 93*. Mean place* of stars for 1871 used for determination of latitude of Austin, Xev. • 1 No. of pair. ! 1 i 2 3 1 4 5 6 7 8 9 10 No. in B. A. C. 4847 4874 4905 4918 4980 5001 5075 5113 5259 5271 5319 5388 5426 5459 5480 5497 5568 5604 5628 5647 Declination. o / n 16 58 22.31 61 48 45. 81 19 38 14. 45 59 49 7.80 48 39 1.13 29 43 14.44 30 45 18.71 4* 9 26.29 36 3 33.20 42 4;< 4a 95 33 41 43. 38 45 16 26. 88 19 8 8.60 ! 60 4 6.27 j 34 0 16.80 44 59 9.56 46 52 31.27 1 31 50 17. 80 64 50 1.62 13 29 20. bO No. of pair. 11 12 13 14 15 16 17 18 19 20 No. in B. A. C. 5693 5706 5740 5745 5753 5757 5785 5798 5863 5871 5900 591S 5951 5967 6021 6052 6087 6129 6162 6235 Declination. o / it 31 55 0. 47 46 44 55.94 65 19 54. 64 65 14 7.35 13 47 26.25 13 45 18. 36 54 38 26. 40 24 23 49. 00 32 38 9.99 46 22 6. 04 20 11 30.49 58 45 37.83 55 15 38.97 24 23 18. 74 27 47 52. 65 50 48 45.30 30 12 5. 28 48 27 33.22 43 26 50.67 36 0 f 7. 75 |