Red. P. and

R. of

For finding the Correction of the Lunar Distance for the Contraction of the Moon's Semi-diameter.

TABLE 32A.-GIVING THE ARGUMENT FOR TABLE 32B.

Apparent altitude of moon.

moon. 5° 5° 6° 63° 7° 73° 8° 83° 9° 9° 10° 11° 12° 13° 14° 15° 16° 17° 18° 20° 25° 30° 40° 50°

94° 10° 11° 12°

2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 44 48 52 56 60

64

When the nearest limb is observed, subtract this correction; when the farthest, add.

3344 BOO7890

3344 in in 88 9

12233 + + 6700809

I I

10

II

I

III I
II

I

20 0 0 0 1

12

I I

2

2 2 2 2 2 2 3 3

3

2

45

23334 455

22333 +

2 2 2 2 3 3333+++

For finding the Correction of the Lunar Distance for the Contraction of the Sun's Semi-diameter.
TABLE 33A.-GIVING THE ARGUMENT FOR TABLE 33B.

Apparent altitude of sun.

16° | 17° | 18

5° 51° 6° 61° 7° 74° 8° 81° 9° 9° 10° 11° 12° 13° 14° 15° 16° 17° 18° 20° 25° 30° 40° 50°

46

2

3

4

O

30

O

30

O

30

5 0

30

10

60

30

7 0

30

45 48
55
63

45.49 52

47 49 51 55 59

47 50 52 54 57 61 66

47 50 52 55 57 60 62 67.72
49 52 55 57 60 63 66 68 74

50 53 56 59 62 65 68 71 74
51 54 58 61 64 67 70 74
55 58 62 65 69 72 75

8 0 55 59 62 66 70 73 77

30 59 63 66 70 74

9 O 62 66 70 74 79

30

66 70 74 79

o 69 74 78

30 73 77 II 0 76 81

30 80

78

40 42 44 47 53 59 44 46 49 51 53 57

54 57 60 62 67
62 65 68

70

rection of

sun.

TABLE 33B.-CONTRACTION OF SUN'S SEMI-DIAMETER.

Argument = number from Table 33A.

20 24 28 32 36 40 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 74 76 78