| Frederick Walter Simms - 1834 - 134 pages
...the preceding day, to the noon of the following day ; minus when the sun is receding from the north) D = the declination, at the time of noon, on the given day (minus when south) T = the interval of time between the observations expressed in hours. Note. B is to be considered plus,... | |
| Thomas Jefferson Lee - 1873 - 334 pages
...㎝ L + BdtanD App 釘 entnoon =る( /十グ)十$ z ,ダ= thet @ mesofobservat @ ons ; T = (t1 @ t) = the interval of time between the observations,...place of observation, (minus when south;) D = the sun's declination at apparent noon on the given day, (minus when south;) 8 = the hourly variation in... | |
| Henri Barré (prof. at Nancy.) - 1873 - 334 pages
....!• = =p A o tan L + BS tan D Apparent noon — i (/ + f) + x t, f = the times of observations ; T = (/' — /) = the interval of time between the...place of observation, (minus when south;) D = the sun"s declination at apparent noon on the given day, (minus when south ;) S = the hourly variation... | |
| United States. Army. Corps of Engineers - 1873 - 350 pages
...=f A 8 tan L + B 8 tan D Apparent noon == \ (/+/')+ x t, f = the times of observations ; T = (f — t) = the interval of time between the observations,...latitude of the place of observation, (minus when south;) 1) = the sun's declination at apparent noon on the given day, (minus when south ;) ;i = the hourly... | |
| Francis Baily - 1827 - 340 pages
...7£T •= + A. 8. tan L + BStanD T = the interval of Time between the observations, expressed in hours L = the Latitude of the place of observation: (minus,...time of noon, on the given day: (minus, when South) ' 5 = the double daily variation in the declination, deduced from the noon of the preceding day to... | |
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