The American Almanac and Repository of Useful Knowledge for the Year ...

At Apparent Noon at Greenwich.
JULY

AUGUST
D. Semi-diam. S. D. culm.

D. Semi-diam. S. D. culm. m. s.

m. S. 2 15 45.0 1 8.68

1 15 47.0

1 6.61 4 45.1 8.60

3 47.2

6.43 6 45.1 8.51

47.5

6.26 8 45.1 8.41

47.8

6.09 10 45.2 8.30

9 48.1

5.92 12 45.3 8.18 11 48.5

5.76 14 45.4 8.05 13 48.8

5.60
16 45.5
7.91

15
49.2

5.44
18 45.6
7.76

17
49.5

5.28
20 45.8
7.61
19 49.9

5.14 22 45.9 7.45 21 50.2

5.00
24 46.1
7.29

23
50.6

4.87
26
46.3
7.12
25 51.1

4.74 28 46.5 6.95 27 51.5

4.62 30 46.7 6.78 29 51.9

4.51
32 47.0
6.61
31 52.4

4.41
Sidereal
Equa. of Time
Declination

Sidereal
Equa. of Time

Declination D. to be added to Time at D.

to be added to Time at North.

North.
Appar. Time. mean noon.

Appar. Time. mean noon.
0 1
m. S.

1 1
m, 8.

S. 1 23 9 7.2 3 22.75 6 35 46.24 1 18 7 45.5 6 3.27 8 37 59.49 2 23 5 2.8 3 34.41 6 39 42.80

Obliquity of the Ecliptic.
10th, 230 271 and 26.701 ; 20th, 26.896; 30th, 27.12".

Horizontal Parallax.
10th, 8.44"; 20th, 8.44"; 30th, 8.45".

Obliquity of the Ecliptic.
9th, 230 27' and 27.36"; 19th, 27.61"; 29th, 27.83".

Horizontal Parallax.
9th, 8.46"; 19th, 8.48"; 29th, 8.50".

h. m.

17 52 36.4 5 59.78 841 56.05 3 23 0 34.2 3 45.78 6 43 39.35 3 17 37 9.8 5 55.67 8 45 52.60 4 22 55 41.5 3 56.85 6 47 35.91 4 17 21 26.1 5 50.94 8 49 49.16 5 22 50 24.8 4 7.59 6 51 32.47 5 17 5 25.5 5 45.59 8 53 45.71 6 22 44 44.2 4 17.99 6 55 29.03 6 16 49 8.3 5 39.62 8 57 42.27 7 22 38 40.0 4 28.03 6 59 25.58 7 16 32 34.9 5 33.03 9 1 38.83 8 22 32 12.3 4 37.67 7 3 22.14 8 16 15 45.6 5 25.84 9 5 35.38 9 22 25 21.1 4 46.91 7 7 18.70 9 15 58 40.5 5 18.05 9 9 31.94 10 22 18 6.7 4 55.73 7 11 15.25 || 10 15 41 20.1 5 9.68 9 13 28.49

11 12 13 14 15 16 17 18 19 20

22 10 29.3
22 2 29.0
21 54 6.0
21 45 20.5
21 36 12.6
21 26 42.7
21 16 50.9
21 6 37.4
20 56 2.5
20 45 6.3

6 4.13
5 12.09
5 19.59
6 26.62
5 33.17
5 39.24
5 44.82

7 15 11.81 11
7 19 8.37 || 12
7 23 4.93 13
7 27 1.48 || 14
7 30 58.04 15
7 34 54.60 || 16
7 38 51.15 || 17
7 42 47.71 | 18
7 46 44.27 | 19
7 50 40.82 | 20

15 23 44.6
15 5 54.4
14 47 49.7
14 29 30.8
14 10 58.0
13 52 11.7
13 33 12.1
13 13 59.5
12 54 34.3
12 34 56.6

5 0.72 4 51.19 4 41.11 4 30.48 4 19.33 4 7.66 3 55.47 3 42.78 3 29.62 3 16.00

9 17 25.05 9 21 21.60 9 25 18.15 9 29 14.71 9 33 11.26 9 37 7.82 941 4.37 9 45 0.92 9 48 57.48 9 52 54.03

5 49.90 5 54.46 5 58.51

20 33 49.1

21
22
23
24
25
26
27
28
29
30
31

20 22 11.2
20 10 12.7
19 57 53.9
19 45 15.1
19 32 16.5
19 18 58.4
19 5 21.1
18 51 24.9
18 37 10.0
18 22 36.8

6 2.03
6 5.01
6 7.44
6 9.31
6 10.62
6 11.35
6 11.50
6 11.06
6 10.03
6 8.39
6 6.14

7 54 37.38 21
7 58 33.9322
8 2 30.4923
8 6 27.05 | 24
8 10 23.60 || 25
8 14 20.16 26
8 18 16.71 | 27
8 22 13.27 28
8 26 9.83 29
8 30 6.38 | 30
8 34 2.94 31

12 15 6.8
11 55 5.4
11 34 52.5
11 14 28.5
10 53 53.8
10 33 8.6
10 12 13.3
9 51 8.3
9 29 53.8
9 8 30.3
8 46 58.0

3 1.91
2 47.37
2 32.39
2 16.99
2 1.18
1 44.95
1 28.33
1 11.32
0 53.94
0 36.20
0 18.11.

9 56 50.59 10 0 47.14 10 4 43.69 10 8 40.25 10 12 36.80 10 16 33.36 10 20 29.91 10 24 26.46 10 28 23.02 10 32 19.57 10 36 16.12 7 41 32.2 0 38.11 10 48 5.78 3 3 49 56.8 10 49.27 12 46 22.36 4 7 19 28.3 0 57.45 10 52 2.33 4 4 13 10.7 11 7.70 12 50 18.91 5 6 57 17.4 1 17.05 10 55 58.89 5 4 36 21.5 11 25.80 12 54 15.46 6 6 34 59.8 1 36.91 10 59 55.44

1.3

4.11

At Apparent Noon at Greenwich.
SEPTEMBER.

OCTOBER
D. Semi-diam. S. D. cuim.

D. Semi-diam. S. D. culm. m. s.

m. s. 2 15 52.9 1 4.32

2 16 0.7

1 4.33 4 53.4 4.24

4.42 6 53.8 4.17

1.8

4.53 8 54.4

8 2.4

4.65 10 54.9 4.07 10 2.9

4.78 12 55.4 4.03 12 3,5

4.92 14 55.9 4.01 14 4.0

5.08 16 56.4 4.00 16 4.6

5.24 18 56.9 3.99 18 5.1

5.41 20 57.4 4.01 20 5.6

5.59 22 57.9 4.03 22 6.2

5.78 24 58.5 4.06 24 6.7

5.98 26 59.0 4.11 26 7.2

6.19 28 59.6 4.17 28

6.40 30 16 0.1 4.24 30 8.3

6.62 32 0.7 4.33 32 8.8

6.85 Sidereal

Sidereal Equa. of Time

Declination D.

D. to be subtr. fr. Time at

to be subtr. fr. North.

Time at

South.
Appar. T'ime. mean noon.

Appar. Time. mean noon. m. s.

h. m.
1

s.
O
m. S.

h. m.

$. 1 8 25 17.3 0 0.32 10 40 12.68 1 3 3 21.2 10 11.52 12 38 29.25 2 8 3 28.6 0 19.06 10 44 9.23 2 3 26 40.2 10 30.54 12 42 25.80

Obliquity of the Ecliptic. 8th, 230 27' and 28.01"; 18th, 28.14"; 28th, 28.21".

Horizontal Parallax. 8th, 8.52"; 18th, 8.54"); 28th, 8.57".

Obliquity of the Ecliptic. 8th, 230 271 and 28.221; 18th, 28.17"; 28th, 28.07".

Horizontal Parallax. 8th, 8.59" ; 18th, 8.61"; 28th, 8.64".

7.7

Declination Equa. of Time

4 59 28.8 11 43.56 12 58 12.01 7 6 12 35.7 1 56.99 11 3 51.99 7 5 22 32.3 12 0.94 13 28.57 8 5 50 5.6 2 17.28 11 7 48.54 8 5 45 31.5 12 17.93 13 6 5.12 5 27 29.6 2 37.75 11 11 45.10

6 8 26.3 12 34.51 13 10 1.67 5 4 48.2 2 58.39 11 15 41.65 10 6 31 16.2 12 50.64 13 13 58.22

11 12 13 14 15 16 17 18 19 20

4 42 1.6
4 19 10.1
3 56 14.0
3 33 13.8
3 10 9.6
2 47 1.8
2 23 50.7
2 0 36.6
1 37 19.8
1 14 0.7

3 19.17
3 40.06
4 1.04
4 22.10
4 43.22
5 4.36

11 19 38.20 11
11 23 34.75 12
11 27 31,31 13
11 31 27.86 || 14
11 35 24.41 15
11 39 20.97 16
11 43 17.52 || 17
11 47 14.07 18
11 51 10.62 19
11 55 7.18 20

6 54 0.9
7 16 40.0
7 39 13.2
8 1 40.1
8 24 0.4
8 46 13.7
9 8 19.6
9 30 17.7
9 52 7.7
10 13 49.2

13 6.30
13 21.49
13 36.17
13 50.32
14 3.91
14 16.94
14 29.38
14 41.21
14 52.42
15 2.98

13 17 54.78
13 21 51.33
13 25 47.88
13 29 44.44
13 33 40.99
13 37 37.54
13 41 34,10
13 45 30.65
13 49 27.20
13 53 23.76

5 25.50 5 46.63 6 7.71 6 28.74

15 12.89

21 0 50 39.6 22 0 27 17.0 23 N. 0 3 53.0 24 S. 0 19 31.9 25 0 42 57.3 26 1 6 23.0 27 1 29 48.5 28 1 53 13.4 29 2 16 37.4 30 2 40 0.1 31 3 3 21.2

6 49.71
7 10.58
7 31.35
7 51.99
8 12.48
8 32.82
8 52.98
9 12.95
9 32.71
9 52.24
10 11.52

11 59 3.73 21
12 3 0.28 22
12 6 56.83 23
12 10 53.38 || 24
12 14 49.94 | 25
12 18 46:49 | 26
12 22 43.04 27
12 26 39.59 28
12 30 36.15 29
12 34 32.70 30
12 38 29.25 31

10 35 21.8
10 56 45.1
11 17 58.6
11 39 1.9
11 59 54.6
12 20 36.4
12 41 6.8
13 1 25.2
13 21 31,4
13 41 25.0
14 1 5.4

15 22.14

15 30.71
• 15 38.58
15 45.75
15 52.21
15 57.95
16 2.95
16 7.21
16 10.72
16 13.48

13 57 20.31
14 1 16.86
14 5 13.42
14 9 9.97
14 13 6.52
14 17 3.08
14 20 59.63
14 24 56.19
14 28 52.74
14 32 49.29
14 36 45.85

At Apparent Noon at Greenwich.
NOVEMBER.

DECEMBER.
Semi-liam. S. D. culm.

D. Semi-diam. S. D. culm.
m. s.

m. s.
16 8.8
1 6.85

1 16 14.9

1 10.20
9.3
7.08

3 15.2

10.37
9.8
7.31

15.5

10.53
10.3
7.55

15.7

10.68
10.7
7.79

16.0

10.80
11.2
8.03

16.2

10.91
11.6
8.26
13 16.4

11.01
12.0
8.50
15 16.6

11.09
12,4
8.73
17 16.7

11.15
12.8
8.96
19 16.8

11.19
13.2
9.19
21 17.0

11.22
13.5
9.41
23 17.1

11.23
13.9
9.62
25 17.1

11.21
14.3
9.82

27
17.2

11.18
14.6
10.02
29 17.3

11.13
14.9
10.20
31 17.3

11.07
Equa. of Time Sidereal
Declination

Sidereal
Eq. of Ti. to be
Declination

D.
to be subtr. fr.

Time at
South.

subtr. fr. Ap. Appar. Time. mean noon.

Timetill 25th. mean noon.
0 1
m. S.

h. m.
s.

m. s.

8. 14 20 32.2 16 15.47 14 40 42.40 1 21 46 36.7 10 52.37 16 38 59.08 14 39 45.1 16 16.67 14 44 38.96 2 21 55 51.9 10 29.64 16 42 55.63 14 58 43.7 16 17.09 14 48 35.51 3 22 4 41.6 10 6.31 16 46 52.19 15 17 27.5 16 16.72 14 52 32.06 4 22 13 5.7 9 42.38 16 50 48.75 15 35 56.1 16 15.55 14 56 28.62 5 22 21 3.9 9 17.89 16 54 45.30 15 54 9.1 16 13.56 15 0 25.18 6 22 28 36.0 8 52.85 16 58 41.86 16 12 6.2 16 10.74 15 4 21.73 7 22 35 41.7 8 27.29 17 2 38.42 16 29 47.1

16 7.08 15 8 18.29 8 22 42 20.8 8 1.22 17 6 34.98 16 47 11.2 16 2.59

15 12 14.84 9

22 48 33.2 7 34.68 17 10 31.53 17 4 18.1 15 57.25 15 16 11.40 || 10 22 54 18.6 7 7.70 17 14 28.09

Obliquity of the Ecliptic.
7th, 230 27' and 27.9611; 17th, 27.84"; 27th, 27.74".

Horizontal Parallax.
7th, 8.66" ; 17th, 8.6811; 27th, 8.70".

Obliquity of the Ecliptic. 7th, 230 271 and 27.69"; 17th, 27.6911; 27th, 27.76"

37th, 27.90".

Horizontal Parallax. 7th, 8.71"; 17th, 8.71"; 27th, 8.72"; 37th, 8.72".

h. m.

1 2 3 4 5 6 7 8 9 10

15 51.05 15 44.00 15 36.08 15 27.30

13 14 15 16 17 18 19 20

17 21 7.6 17 37 39.2 17 53 52.6 18 9 47.3 18 25 23.0 18 40 39.3 18 55 35.9 19 10 12.2 19 24 28.0 19 38 22.8

15 17.65 15 7.13 14 55.76 14 43.53 14 30.45 14 16.54

[merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][ocr errors]

True Apparent Places of the Pole Star for every Day of the Year.

Epoch. The Upper Culmination at Greenwich.

JANUARY

FEBRUARY

MARCH.

APRIL.

MAY.

ce Ursa Minorisc Ursæ Minoris - Ursæ Minoris Ursæ Minoris Ursa Minoris

(Polaris). (Polaris). (Polaris). (Polaris). (Polaris).

F Right Asc.

20 Dec. North.

1851.

h.
h.
h.

h.
1
88

88
1

88
m. 8.
11 m. S.

m, 8.

11 m. S. 5 34.36 31 7.8 5 8.36 31 7.6 4 49.3331 2.4 4 39.92 30 53.4|| 4 45.33 30 44.2 33.53 7.9 7.57 7.5 48.82 2.] 39.86

53.1

45.73 44.0 32.70 8.0

6.78 7.4 48.31 1.9 39.82 52.8 46.15 43.7 31.86 8.1 6.00 7.3

47.81
1.7 39.79

52.4 46.57 43.5 31.02 8.2

5.22 7.2

47.32 1.4 39.78 52.1 47.01 43.2 30.18

4.45 7.0 46.85 1.1 39.78 51.8 47.47 43.0 29.33 8.3 3.69 6.9 46.40 0.8

39.802 551.52

47.95 42.7

{ 39.853 51.23
28.49 8.4 2.94

6.7
45.96 0.5

39.92

50.9 48.44 42.5 27.64 8.4 2.19 6.6 45.54 0.2

40.00 50.6

48.94 42.3 26.79 8.4 1.45 6.4 45,14 0.0

40.08 50.3 49.44 42.0

4 5 6 7 8 9 10

8.3

21 22 23 24 25 26 27 28 29 30 31 32

53.94 53.32 52.72 52.13 51.55 50.98 50.41 49.86 49.33

16.59 15.74 14.90 14.06 13.23 12.41 11.60 10.78 9.97 9.16 8.36

4.1
3.8
3.6
3.4
3.1
2.9
2.6)
2.4

8.1

47.0
46.7
46.4
46.2
45.9
45.6

41.59 41.36 41.15 40.95 40.76 40.59 40.44 40.31 40.19 40.08 39.99 39.92

42.02 42.30 42.58 42.87 43.18 43.50 43.83 44.17 44.54 44,93 45,33

56.5 56.2 55.9 55.6 55.2 54.9 54.6 54.3 54.0 53.7

56.32 56.96 57.62 58.28 58.94 59.62 60.30 60.98 61.68 62.38

39.2 39.1 38.9 38.8 38.7 38.5

45.3

8.1 8.0 7.90 7.8 7.7 7.61

45.0 44.7) 44.5 44.2

38.4 38.3

53.4

63.10

38.2 36.7 36.8 36.8 36.8 36.9

True Apparent Places of the Pole Star for every Day of the Year.

Epoch. — The Upper Culmination at Greenwich.

JUNE.

JULY.

AUGUST,

SEPTEMBER.

OCTOBER.

- Ursæ Minoris - Ursæ Minorise Ursæ Minoris Ursa Minorisie Ursæ Minoris

(Polaris). (Polaris). (Polaris). (Polaris). (Polaris).

– Right Asc.

1851.

h.
h.

h.
88
1 88

88 m. s.

1
m. S.

1
m.
m. s.

n. S.
5 3.10 30 38.2 5 26.71 30 36.9 5 51.45 30 40.7|| 6 11.00 30 48.9 6 21.16 30 59.6

3.83 38.0 27.54 36.9 52.19 40.9 11.49 49.2 21.3231 0.0 4.561 37.9 28.37 36.9 52.92 41.1 11.97 49.6 21.47 0.3 5.30 37.8 29.20

37.00

53.64 41.3 12.45 49.9 21.60 0.7 6.04

30.03 37.0 54.36 41.5 12.92 50.3 21.72 1.1 6.78 37.6 30.86 37.1 55.07 41.7 13,38 50.6 21.83 1.5 7.53 37.5 31.68 37.2 55.77 42.0 13,84 50.9 21.93 1.9 8.29 37.4 32.49 37.3 56.47 42.2 14.28 51.2 22.01 2.2 9.05 37.3 33.30 37.4 57.16 42.5 14.71 51.6 22.08 2.6 9.81 37.2 34.12 37.5 57.84 42.7) 15.12 51.9 22.14 3.01

1 2 3 4 5 6 7 8 9 10

37.7

18.52 19.33 20.14 20.96 21.78 22.60 23.42 24.24 25.06 25.88 26.71

36.7 36.7 36.7 36.7 36.7 36.7

21 22 23 24 25 26 27 28 29 30 31 32

43.03
43.82
44.60
45.36
46.13
46.91
47.68
48.46
49.22

38.8 38.9 39.1 39,2 39.3 39.5 39.7 39.9 40.1 40.3 40.5 40.7

7.2 7.6 8.0 8.4 8.8 9.1

4.96 5.56 6.15 6.72 7.28 7.83 8.38 8.93 9.47 9.99 10.50 11.00

45.6 45.9 46.2 46.4 46.7 47.0 47.3 47.7 48.0 48.3 48.6) 48.9

18.92
19.19
19.46
19.72
19.96
20.19
20.41
20.62
20.81
20.99
21.16

56.2 56.6 57.01 57.3 57.7 58.1 58.5

2 91
21.80
21.69
21.57
21.44
21.29
21.13
20.95
20.76
20.56
20.35
20.12

9,5

58.8

49.96
50.70
51.45

59.2
59.6

9.9 10.2 10.6 11.01 11.3

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The American Almanac and Repository of Useful Knowledge for the ..., Volume 22