DIY History | Transcribe | Scholarship at Iowa | Eccentricity of the Sextant by Frederic Furbish, 1893 | Eccentricity of the Sextant by Frederic Furbish, 1893, Page 107

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Eccentricity of the Sextant by Frederic Furbish, 1893

Eccentricity of the Sextant by Frederic Furbish, 1893, Page 107

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giving the summary of the results obtained for each series of observations. Here then, in the column headed r' we find the value for the first equation to be +- 1.202" . Dividing the first equation through by 1.202 we get

A      B      C     N

(1) 0.83195x' + 0.05807y' + 0.50932z - 0.0003109 = 0 .

and similarly for the rest

[[[???does this need z' or z ???]]]

(2) 0.86730x' + 0.39705y' + 0.80460z - 0.0001970 = 0 .

(3) 0.63331x' + 0.09633y' + 0.53160z - 0.0000360 = 0 .

(4) 0.65833x' + 0.10926y' + 0.56939z - 0.0002898 = 0 .

(5) 0.86730x' + 0.06045y' + 0.53087z - 0.0003581 = 0 .

(6) 0.43478x' + 0.19905y' + 0.40335z - 0.0001009 = 0 .

(7) 1.06725x' + 0.08484y' + 0.69189z - 0.0001510 = 0 .

(8) 0.34141x' + 0.12997y' + 0.33793z - 0.0001152 = 0 .

(9) 0.37300x' + 0.05673y' + 0.31305z - 0.0000310 = 0 .

Reduce the coefficients and absolute term to numbers of form figures each.

     Rule a blank with 11 columns such as is shown in Part II of this thesis, 10 being wide enough for numbers of

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[page][illegible][/page] giving the summary of the results obtained for each series of observations. Here then, in the column headed r' we find the value for the first equation to be +- 1.202" . Dividing the first equation through by 1.202 we get A B C N (1) 0.83195x' + 0.05807y' + 0.50932z - 0.0003109 = 0 . and similarly for the rest [[[???does this need z' or z ???]]] (2) 0.86730x' + 0.39705y' + 0.80460z - 0.0001970 = 0 . (3) 0.63331x' + 0.09633y' + 0.53160z - 0.0000360 = 0 . (4) 0.65833x' + 0.10926y' + 0.56939z - 0.0002898 = 0 . (5) 0.86730x' + 0.06045y' + 0.53087z - 0.0003581 = 0 . (6) 0.43478x' + 0.19905y' + 0.40335z - 0.0001009 = 0 . (7) 1.06725x' + 0.08484y' + 0.69189z - 0.0001510 = 0 . (8) 0.34141x' + 0.12997y' + 0.33793z - 0.0001152 = 0 . (9) 0.37300x' + 0.05673y' + 0.31305z - 0.0000310 = 0 . Reduce the coefficients and absolute term to numbers of form figures each. Rule a blank with 11 columns such as is shown in Part II of this thesis, 10 being wide enough for numbers of