This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1898 edition. Excerpt: ...been reduced to the epoch 1900, January o, Greenwich Mean Noon, as the fundamental epoch of the tables. The time from this epoch reckoned in terms of the Julian century, or 36 525 days, as the unit, is represented by the symbol T. The elements of Venus thus reduced are as follows: Mean longitude of ...
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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1898 edition. Excerpt: ...been reduced to the epoch 1900, January o, Greenwich Mean Noon, as the fundamental epoch of the tables. The time from this epoch reckoned in terms of the Julian century, or 36 525 days, as the unit, is represented by the symbol T. The elements of Venus thus reduced are as follows: Mean longitude of Venus; 1=3420 46' .""39+("62r+7"7 '62."88)T+'."1 148T2 Mean sidereal motion in a Julian year; n=2 106 64.""3832+o."oooo96T Longitude of the perihelion;;r="3o0 9' 49."8 + 5o68."93T-3."5"5T2 Mean anomaly;.7=212 36' ".""6 + ("62' + 7"2 093."95)T+4."63T2 Eccentricity; e=14o6."868-9."847T+o."o"87F zz 0.006 82069--0.000047 7 fT+0.000000091T2 Longitude of the node; 6=750 46' 46."73 + 3239."46T+."476T2 Inclination to the ecliptic; i=30 23' 37."o7 + 3."62"T-o."oo35T2 273 Annual general precession (Julian year); 50."2493+0."0222T The logarithm of the mean distance, as computed by the equation; a3n2=Jct(i + m) where for seconds and for the Julian year logA"=:6.1 12 596 798 is loga=9.859 337 81. It has received the following corrections in units of the ninth place of decimals, due to the action of the several planets: Action of Mercury; Slogo=: + 31 Action of the Earth;--189 Action of Mars;--3 Action of Jupiter;--190 Action of Saturn;--9 Sum, --360 Thus we have in the tables log a=9.859 337 45. The above mean motions give the following lengths of the principal periods of one revolution of the planet: d One sidereal revolution; 224.700 798 04--1 T-r-'o8 One anomalistic revolution; 224.700 845 37--988T-r-'o8 One tropical revolution; 224.695 438 82 " 238T-'o8 One nodal revolution;...
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