Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Том 7American Philosophical Society, 1967 |
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Сторінка 49
... meridian of Greenwich , Longitude of the centre of the Ashtabula Public Square , west of the meridian of Greenwich , Equal , in arc , to Latitude ( approximate ) as before , VIII . ERIE , PENNSYLVANIA . Difference of Longitude by each ...
... meridian of Greenwich , Longitude of the centre of the Ashtabula Public Square , west of the meridian of Greenwich , Equal , in arc , to Latitude ( approximate ) as before , VIII . ERIE , PENNSYLVANIA . Difference of Longitude by each ...
Сторінка 71
... meridian altitudes of a Hydræ south , and 20 circum - meridian altitudes of a Virginis , also south , combined with 25 circum - meridian altitudes ( at lower meridian transit ) of Polaris , north , Correction due to the observations for ...
... meridian altitudes of a Hydræ south , and 20 circum - meridian altitudes of a Virginis , also south , combined with 25 circum - meridian altitudes ( at lower meridian transit ) of Polaris , north , Correction due to the observations for ...
Сторінка 383
... meridian tran- sit . H. M. Observed elevation of the Lake sur- face in decimals of a foot . FT . DEC'S . Before the moon's meridian transit . ( 6.00 0.000 Low water of lunar 5.45 0.006 spring tide . 5.30 0.014 5.15 0.029 5.00 0.035 4.45 ...
... meridian tran- sit . H. M. Observed elevation of the Lake sur- face in decimals of a foot . FT . DEC'S . Before the moon's meridian transit . ( 6.00 0.000 Low water of lunar 5.45 0.006 spring tide . 5.30 0.014 5.15 0.029 5.00 0.035 4.45 ...
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12 observations 1st Mean 1st Set 2d Set Acad Academy April Bache Buffalo Chicago by mean Chicago mean solar Chicago observing station Chicago reduced sidereal Chicago signals City of Rock Cleveland comparison-Chronometer Coronæ correct sidereal Cresson Cygni dated dereal Determination Difference of Longitude Dunleith east Electric signals sent Elyria fast of sidereal following donations Franklin Institute Fulton goth Isaac Lea January January 21 John Reynell Journal July June Latitude Leonis Library were announced Longitude of Chicago Madison March mean solar Chronometer meridian of Chicago meridian of Greenwich Michigan City Nuttall Pending nomination Phila Philadelphia Polaris Prairie du Chien Proc Proceedings Prof Rate per mean Rate per sidereal Report Result adopted-Chronometer Rock Island sent from Chicago shine Sidereal chronometer sidereal day sidereal hour signals given signals recorded slow of mean sound station at 9h Street time-observations tion Toledo