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Haut.

Table XXIV. Diametres de la Lune de 5 en 5 degrés de la hauteur de fon centre
fur l'horizon.

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Ufage de la Table.

On cherchera le diametre horizontal donné de la Lune dans le degré o de la hauteur, & dans la colonne qui porte en tête ce diametre, on trouvera vis-à-vis de la hauteur propofée du centro de la Lune, la grandeur du diametre que l'on cherche.

Exemple.

Soit le diamétre horizontal donné de la Lune de 31' 47", lequel on trouvera au haut de la feptiéme colonne, & foit la hauteur propofée du centre de la Lune 60 degrés; c'eft pourquoi dans la feptiéme colonne vis-à-vis de la hauteur de 60 degrés on aura le diametre cherché 32' 15":

Si les nombres propofés tant de la horizontale ou dans le degré o de hauteur, que de la hauteur du centre de la Lune fur l'horizon ne fe trouvent pas exactement dans la Table, il en faudra prendre les parties proportionnelles qui leur répondent.

Haut.

Table XXV. Parallaxe de la Lune de 5 en s degrés de la hauteur de fon centre
fur l'horizon.

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On cherchera dans le degré o de la hauteur du centre de la Lune fa parallaxe horizontale, & vis-à-vis de la hauteur propofée, on trouvera la parallaxe cherchée dans la colonne qui porte en tête la parallaxe proposée.

Exemple.

Soit la parallaxe horizontale propofée ss' 25", qui eft au haut de la 4. colonne, & dans cette colonne vis-àvis la hauteur donnée de 35°, on trouvera la parallaxe qu'on cherche de 45' 26".

Si la parallaxe horizontale de la Lune & fa hauteur fur l'horizon ne fe trouvent pas exactement dans la Table, on prendra les parties proportionnelles pour avoir ce que l'on cherche.

Table XXVI. Inclinaifon de l'orbite de la Lune avec un cercle de latitude vers le noeud le plus proche & vers l'Ecliptique de ro en 10 minutes de l'argument de latitude pour les Eclipfes.

Argument de Latitude.

Arg. Latit

D.

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M. 10. M.

20. M. 30. M. 40. M.

50. M. 60. M. D. M. S. D. M. S. D. M. S. D. M. S. D. M. S. D. M. S. D. M. S.

84 58 3084 58 3084 58 3084 58 3184 58 3184 58 I 84 58 3284 58 3384 58 2 84 58 4184 58 4384 58 384 58 5484 58 5784 59 484 59 1484 59 1884 59

3484 58 3684 58 2784 58
4584 58 4784 58 4984 58
084 59 384 59 684 59
2284 59 2684 59 3084 59

59 4984 59 5484 59 5985
02085 0 2685 0 3885

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3284 58 32 29 3984 58 41 28 5184 58 54 27 1084 59 14 26 3484 59 39 25

0 9 24

584 59 3984 59 4484 685 0 985 0 1485 785 0 4485 0 5085 885 I 2585 I 3385

0 3885

0 485
0 3885

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O 4423

0 57185

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I 485 1 1185

11885

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I 4985

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985 2 1285

2 2085

2 2985

2 3885

2 4685

2-5585 3

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1685 10 985 10 2385 10 3885 10 5385 11 885

11 2385 11 38 13

1785 11 3785 11 5285 12 885 12 2385 12 3985 12 5585 13 11

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Table XXVII. Angle DGE' qu'il faut ôter à l'angle DGC, pour les Eclipfes.

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Table XXVIII. Epaces pour les Nouvelles & Pleines Lunes.

Racines. Style Gregor. 1700. Nouvelles Lunes.

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Janvier.

I

4

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B.

Février.

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Mars.

I

49

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8

28

Juin.

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2

54

3 19

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9

3 30

Juillet.

30 13

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6

51

38

19

17

41 36

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de

Février.

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B.

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18

Octobre, 8 16 39

28

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Dans l'année Biffextile on doit ajoûter un jour

après le mois

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Il faut ajoûter aux Epactes cy-deffus, les jours, les heures, les min. &c. propofées.

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