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OCCULTATIONS.

Elements for facilitating the calculation of Occultations which may be visible in the

United States, in 1845.

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Jan. 12|16H

16π ?

820p

19397
1915 8
2017 I
221
23 alig
2462
27 le 22

Washington, At the time of Conjunction.

Limiting Mean Time of

Parallels apparent con- Apparent

between

Star
ljunction in R.

Apparent
R. A. of

which the
Declination of
A. of Moon

N. or S.
Moon and

occult is and Star.

Star. of Moon.
Star.

visible.
s.
6 4 8 41 A. 23 28 29.39 i 14 45.0 N. 36 56 s. 82 N. °2 s.
5 3 29 40 2 40 40.83 16 49 3.4 41 57 90 15 N.
6 39 4 47 7.6617 42 10.3 9 31 48

19 S. 56 25

43.12 17 24 13.2 29 19 74 2N. 3.4 11 42 52 5 28 25.51 21

2' 31.6

31 56 81 16 15 11 56 1 6 19 48.17 20 18 11.4 25 42 69 5 6 6 10 18 7 48 13.42 16 11 52.3 49 33 90 23

11 10 38 8 47 29.92 12 12 40.0 50 1 190 19 0 26 14 M. 50 2.80 12 27

3.2 23 56 165 9 S. 4.5 4 38 56 11 22 25.93 2 9 7.3 S. 60 51 188 25..

os or cr Magnitude.

Feb.12 T p

5 11 14 11 A. 2 40 40.43 16 49 1.8 N. 26 2 8.68 N. 2 S. 14|w2 8

5.6 5 11 31 4 8 12.53 20 11 36.5 29 23 175 9. 16 X5 Orion. 5 7 35 52 5 54 45.27 20 8 7.1 156 29 190 43

6 9 51 33 10 55 42.98! 0 49 44.4 47 13 190 9 28 w Ophi. 5 11 25 48 16 22 59.17 21 7 41.6 S.17 13 36 21 S.

22 g

3 v § 1521 8

Mar. 22 €

6 1 44 55 M. 17 29 27.8221 48 41.6 S. 35 5 5.55 N. 3 S. D Ophi. 15 3 36 15 34 10.22 21 35 59.6 24 27 41 14 6 5 53 6 18 40 29.18 20 29 34.7 390 65

1 N.
5.6 1 7 2 4 58 39.42 20 12 29.4 N. 55 4 90 44
1x'Orion. 5 11 8 32 A. 5 45 14.43 20 14 28.6 42 44 90 26
19% o

5.6 9 6 59 8 59 23.29 11 17 4.5 39 53 190
4.5 7 10 54 11 22 26.59 2 9 13.4 S.70 10 88 39

5 042 27 M. 13 18 35.41 11 54 9.6 29 4 63 10 S. 28\w Ôphi. 5 4 55 27 16 22 59.98 21 7 43.4 30 54 51 7

6 1 34 8 18 16 8.56 20 36 58.7 19 30 40 18 31 2270 Bai. 6 3 6 1 19 19 5.64 18 39 54.3 33 40 61 4

22 e 2 25 i mi

3021

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3.4 1 30 23 M. 20 12 19.17 15 15 50.1 S. 4 39 S. 34 N. 32 S.
5 4 12 34 A. 2 40 39.82 16 48 58.6 N. 3 0 40 24
6 6 34 58 7 48 12.63 16 16 23.2 15 25 53 12
16 7 31 39 8 38 27.48 12 40 22.3 39 26 90 8 N.
5 1 18 54 M. 50 2.35 12 27 2.9 2 5 139 30 S.
4.5 2 38 54 15 57 48.34 20 14 41.2 S.17 35 38 20
4.5 2 52 11 58 22.78 20 26 41.9 28 41 50 10
3.4 3 15 22 18 4 32.60 21 5 32.1 41 21 66 3N.
5 4 34 19 19 8 36.4419 13 12.4 47 57 71 10
5 6 14 12 12 43.44 18 7 49.3 6 49 N. 19 43 S.
3.4 6 59 54 20 12 20.01 15 15 47.0 13 21 S. 42 24
5 4 18 46 21 1 10.58 11 59 33.5 124 10 157 14
5.6 4 58 10 55 8.35 7 15 55.4 11 20 44 26

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Magnitude.

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Washington, At the time of Conjunction.

Limiting Mean Time of

Parallels Day of Star's

Apparent

apparent conthe

between

Star

Apparent
Name. junction in R. R. A. of
Month.

Declination of N. or S.

which the
A. of Moon
Moon and
Star. of Moon.

occult is
and Star.
Star.

visible. h. m.

s. May 95 8. 3.4 6 32 38 M. 5 28 23.992i 2 20.8 N. 11 31 n. 25 N. 28 S.

25 Orion. 5 7 1 7 A. 54 44.01 20 8 6.2 25 11 S. 68 7 N. 14 C Sext. 16 8 16 4

9 58 41.77 6 30 20.1 13 33 51 22 S. 16 pl 22

1 4 1 M. 10 55 42.63 0 59 21.1 N. 26 24 66 11 18 i me

8 17 53 A.13 18 35.61 11 54 11.5 S. 27 57 62 11 21 w Ophi. 5 10 1 41 16 23 1.1421 7 44.8 37 56 60 1 222 Ã

10 46 9 17 29 30.1021 48 41.7 57 55 68 21 N. 23 D Ophi. 5 0 31 16 M. 34 12.52 21 35 59.3 47 23 68 2921 #

5.6 2 37 42 23 19 0.07 0 24 45.3 N. 22 11 59 6 S. 22 H 6 2 47 23

19.94 0 16 36.9 32 13 72 7.

June 21 p

9n
12 e 22

34 N.

172

|wl m

5 5 38 9 M. 2 40 40.35 16 48 59.8 N. 2 24 S. 39 N. 25 S.
5.6 8 43 46 A. 8 59 23.00 11 24 7.4 21 6 62 12
4.5 10 18 57 11 22 25.95 2 9 11.4 S. 66 2 88
5 6 8 50 15 44 24.55 19 42 0.6 943 31 28 S.
4.5 11 16 15 57 48.94 20 14 41.9 19 0 39 19
4.511 29 21 58 23.39 20 26 42.6 30 6 51 9
3.4 10 18 48 18 4 33.81 21 5 30.2 40 57 64 2 N.
5 10 16 25 19 8 37.87 19 13 8.2 46 17 71 7
3.4 11 6 55 20 12 21.54 15 15 40.4 10 19 39

27 S. 16 7 58 14 2 58 44.10 17 16 42.8 N. 24 45 66 1

w2 m

19 4 + 20 d + 21 p2 v 29 53 op

July 231

5.6 4 58 19 M. 4 58 38.84 20 12 28.7 N. 39 54 S.90 N.25 N.
6 cl
16 8 27 15 A. 8 47 28.82 12 12 45.1 32 45

79
14* *
5 11 15 10 15 33 5.29 19 10 21.6 S. 8 35 31

28 s. 15w Ophi. 5 6 48 6 16 23 1.36 21

7 44.8 44 34

169

6 N. 16 D Ophi. 5 9 41 56 17 34 13.07 21 35 58.7 49 49 68 11 207

5 21 56 M. 21 1 12.78 11 59 22.0 13 41 45 24 S. 23 H 0 35 26 23 34 11.98 0 56 4.2 N. 58 25 90

21 N. 2753 ရာ 6 2 8 37 2 58 44.94 17 16 46.5 13 7 51

13 S.

21

Aug. 8 i me

5 7 13 14 A. 13 18 34.85 11 54 7.39. 57 11 S.78 N. 22 N. 12p Ophi. 4.5 9 34 46 17 11 46.79 20 56 18.1 16 23 31 21 S.

684 (May) 6 11 21 25 15 29.91 21 17 23.3 37 21 59 0 13 pe2

6 6 51 21 18 6 2.46 20 45 55.7 33 42 55 5

6 10 45 20 16 11.05 20 36 54.8 36 52 60 1 14 d

5 659 26 19 8 38.23 19 13 6.8 50 56 71 12 N. 15 32 ve

3:4 8 2 56 20 12 22.18 15 15 37.1 8 8 36 27 Ei Orion. 6 0 20 34 M. 6 23 52.61 19 49 9.1 20 50 61 2 N. 291

3 29 30 7 48 12.8816 11 57.1 15 2 53 12 S. 30 A?

4 2 33 8 38 27.31 12 40 25.2 42 44 90 13 N.

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5 S.

Sept. 5 i me 5 0 30 54 M. 13 18 34.57 11 54 5.4 S. 69 42 8.78 N.42 N.

92069 Bai. 6 8 51 16 A. 17 53 26.41 20 43 38.9 32 47 53 13 year

1 0 59 M.21 12.98 11 59 19.9 18 1 49 20 152 H 8 14 25 A. 23 34 12.85 0 56 10.9 N. 43 0

90

4N. 178 H

2 38 21 M. 0 40 42.97 6 44 53.4 51 35 90 16 20 cl 8 10 37 7 A. 4 0 12.48 19 11 57.9 6 52 44

16 S. 2222 8 5.6 1 47 28 M. 58 41.76 20 12 33.3 4 6 40 12

er os error ose

Day of

Washington, At the time of Conjunction.

Limiting Mean Time of

Parallels Star's apparent con- Apparent

between the

Apparent Star
Name. junction in R. R. A. of
Month.

which the Declination of

N. or S.
A. of Moon Moon and

occult is

Star. of Moon.
and Star.
Star.

visible. h. m. S.

h. m. s. Sep.22 x2Orion. 6. 11 56 53 A. 5 45 49.7419 42 48.0 N. 27 29 s. 11 N.io n.

23 X5Orion. 5 4 11 21 M. 54 46.48 20 8 8.2 4 25 N. 31 23 S.

Magnitude.

1

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Oct. 4* ^

2 a 24 al

5 35 21 A.15 33 4.14 19 10 17.9 S. 47 25 5.71 N.11 N. 15 10 15 35 44 23.28 19 41 56.8 55 56 70 21 6 1 23 33 M. 8 47 30.38 12 12 38.7 N. 15 28 53

16 S.

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8 17 58 A. 21 16 56.04 10 23 48.3 S. 7 20 S. 40 N. 29 S. 10 58 7 22 16 5.29 5 36 38.6 15 22 52 20 6 54 51 0 40 43.11 6 44 54.9 N. 52 33 90 18 N. 0 28 59 M. 4 19 39.43 18 50 1.8 47 38 90 29 4 500 8 38 29.89 12 40 14.5 24 32 65

6 s. 0 2 38 10 47 46.99 1 33 25.1 58 28 90 26 N. 4 8 55 55 43.50 0 49 42.1 58 43 90 26 3 57 13 12 31 17.49 7 8 40.4 S. 20 9 56 16 S.

Dec. 3y

7 35 5 A.21 1 11.85 11 59 23.1 S. 28 14 S. 61 N. 10 S. 430

5.6 7 7 17 55 10.12 7 15 42.3 2 3 36 34 622 H

9 28 52 23 44 5.39| 2 4 35.9 N. 30 7 70 7 88 H

0 30 10 M. 0 40 42.90 6 44 53.6 49 12 90 14 T H 16 11 33 23 A. 1 28 57.65 11 21 14.4 2 28 38 30 13 x2Orion. 6 11 29 28 A.) 5 45 51.81 19 42 46.0 20 19 160

3 N. 17% 5.6 10 42 20 8 59 25.53 11 16 55.7 26 54 68

5 S. 20 n Sextans 6 2 9 33 M. 10 37 14.03 3 17 45.0 20 28 58 15 23 g me 5.6) 2 49 21 12 59 50.57 9 54 52.4 S. 52 21 80

17 N. 25 1682 Bai. 6 1 25 23 14 42 58.33 17 8 31.8 66 50 73 36 31 c ve

6 7 11 39 21 36 46.38 9 46 59.8 51 39 81 13

ECLIPSES OF THE SATELLITES OF JUPITER IN 1845.

Visible in the United States, in Mean Time at Washington.

Sat.

d. Jan. 1

1 2 7 9 16 16 19 23 23 23 25 26

h. m. S.

Sat.

d. h. m. s.
9 11 23.7 A. Im. 2 Feb. 8 8 33 45.0 Em. 1
11 40 43.7 Em. 2 17 4 58 2.0

1
4 26 4.7 Em. 1

20 5 57 41.2

2 11 53 4.4 Em. 1

24 6 53 22.1

1
6 21 58.4

1
27 8 34 39.6

2
14 24.2

3
28 5 24 23.7

3
8 17 48.3

1 May17 2 43 23.2 M. Im. 1 6 12 34.8

24 4 37 29.2

1 6 34 51.9 Im.

31 4 13 11.8

2 9 16 2.0 Em. 3 June 2 0 59 58.7

1 10 13 34.0

1

9 1 33 16.5 Em. 3 4 42 32.0

1

9 2 53 53.6 Im. 1
8 49 5.0

2
16 3 12 0.0

3
10 38 3.7 Im. 3

16 4 47 44.1

1 38 11.2 Em. 1 16 5 33 1.1 Em. 3

30

Feb. 1

25 19

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7.8

13

d. h. m. 8.

Sat. Jun. 25 1 9 56.9 Im. 1

25 1 24 30.0 July 2 3 3

40.7 4 2 3.8

2 9 4 57 22.2

1 10 11 47.1 A.

1 18 1

26.8 M. 1 20 1 3 44.4 Em. 2 21 11 16 26.8 A. Im. 3 22 1 33 2.1 M. Em. 3 25 3 13 5.7 Im. 27 1 13 28.5

2 27 3 40 54.6 Em. 2 29 16 46.9 Im. 3

29 5 32 32.6 Em. 3 Aug. 1

6 44.8

Im. 1 2 11 35 11.5 A.

1 3 50 39.1 M.

2 6 17

58.6 Em. 2 10 1 28 52.3 M. Im. 1 13 10 12 55.6 A. Em. 17 3 22 34.9 M. Im. 1 18 50 59.5 A.

1 20 10 22 41.5

2 21 0 49 44.9 M Em. 24 5 16 20.1 Im. 1 25 11 44 45.4 A. 26 9 32 23.9 Em.

3 28 0 59 31.9 M. Im. 2

28 3 26 28.6 Em. Sept. 2 1 38 35.2 Im. 2 11 20 56.5 A.

3 3 1 32 45.0 M. Em. 3 3 8 7 4.0 A. Im. 4 3 36 15.4 M.

2 9 3 32 29.6 10 3 21 34.0 10 5 32 38.7

Em. 3 10 10 1 0.0 A. Im. 11 6 12 53.1 M. 14 7 31 28.3 A. 16 5 26 30.1 M. 17 11 55 2.2 A. 21 10 7 56.0 25 1 49 11.2 M. 26 8 17 42.1 A.

29 44 18.3 M. Oct. 1 5 32 58.0 A. Em. 3

2 3 43 27.5 M. Im. 1 3 10 12 0.3 A.

1 5 4 40 39.2

20 36.9 M.

d. h.
m. $.

Sat. Oct. 8 7 25 42.4 A. Im. 3

8 9 34 4.9 Em. 3 9 5 37 52.1 M. Im. 1 11 0 6 27.1

1 12 6 35 8.5 A

1 13 5 56 51.5 M.

2 15 11 27 7.4 A.

3 16 7 14 48.8

2 18 2 1 2.6 M.

1 19 1 29 46.5 A.

1 23 3 28 52.7 M.

3 23 9 51 0.5 A.

2 25 3 55 47.6 M.

1 26 10 24. 33.7 A.

1 31 2 53 21.3 M. Em. 2 Nov. 3 2 27 14.4

1 4 8 55 58.4 A.

1 7 29 25.3 M.

2 10 4 22 21.7

1 10

47 29.9 A.
11 10 51

5 19 58.8
13 5 38 52.2
17 6 17 38.1 M.
17 9 23 31.3 A.
19 46 26.5 M.

1 20 7 15 19.9 A.

1 20 7 35 13.1 Im. 3 20 9 40 17.6 Em. 24 11 59 30.9 26 2 41 53.7 M. 27 10 49.2 A. 27 11 37 53.2 Im. 3

28 42 30.1 M. Em. Dec. 2 2 35 29.9

3 4 37 28.8
4 11 6 26.5 A.
5 40 9.4 M. Im.
5

53 29.4 A, Em.
6 5 35 17.7
12 1

9.9 M.
12 6 29 27.6 A.

2 13 7 31 2.7

1 19 2 57 59.6 M.

1 19 5 25.2 A.

2 20 9 26 53.8

1 22 3 55 55.5

1 26 3 46 53.8

Im. 3 26 5 49 59.3 Em. 3 26 11 41 22.2

2 27 11 22 48.9

1 29 5 51 51.9

1

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Near Approaches to the Stars, and their Occultations by the Planets, for the year 1845.

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At the time of Conjunction.
Washington, Mean
Time of apparent

Planet's hourly mo.
Star's appar-

Star
conjunction in Right

Star's apparent
Ascension.

N. or S. of
ent Right

Declination.
Ascension.

Planet.

In R. A. In Dec.

m.

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MERCURY.

d.
h. m.

h. 6.7 Feb. 23 8 22 M. 21 9 35.4918 6 36.4 s. i 5.9 N. 15.28E. 54.0 N. ft ရာ

5 Apr. 20 0 19 A. 3 6 0.28 20 28 0.4N. 0 14.5 S. 6.97 29.1 129 (May) 7 June 10 3 56 3 44 18.85 16 53 10.4 5 39.1 12.88 64.3 s.

4 Aug. 2 10 43 M. 10 24 40.48 10 6 00.1 5 57.5 15.08 98.2

6 Dec. 9 8 20 18 35 20.50 25 9 23.0 S. 6 8.9 N. 11.80 24.7 763 (May) 6.7 1970 A. 57 41.62 22 43 31.9 0 35.4 3.57 W'. 40.8 N.

pol

VENUS. 28 m 6 Jan. 0 4M. 16 56 57.23 21 20 30.3 S. 1 25.3 N. 13.14 E.) 26.2 S.

6.7 July 5 3 19 A. 7 58 39.29 22 1 32.4N. 2 58.5 13.00 33.1 10

71 11 9 15 8 30 49.17 20 19 2.5 4 59.5 13.14 42.3 lf of 4.5 Aug. 11 9 59 M. 10 57 2.12 8 10 14.4 1 40.1 S. 11.30 72.8 tg Ophi. 5 Oct. 19 9 30 A.16 16 20.53 23 4 59.2 0 11.2 12.61 38.3 1878 (Ba.) 7

9 31

.77 23 2 31.7 2 37.2 N. 12.61 38.3

MARS.

- Ophi. 5 Jan. 31 10 33 A. 16 22 58.19 21 5 37.1 S. O 39.7 N. 6.72E.
740 (May) 6 Mar. 19 7 24 M. 18 29 6.65 23 37 40.2 2 2.1 S. 6.74
D

Oct. 26 2 55 A. 22 10 44.88 14 4 13.8 3 21.5 N. 2.88
I

6 Nov. 10 1 43 M. 34 55.32 10 34 55.3 0 26.7 4.51

26 10 15 M. 23 6 21.02 6 52 30.4 2 33.2 N. 5.05

17.4 S.

1.2 N. 29.9 34.4 37.9 N.

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173 H

JUPITER.

6.7 Mar. 29 9 35 M. O 56 51.28 4 49 31.3N. 4 54.4 S. 2.23E. 14.0 N. SATURN.

of h N.of poff-hof -h Feb. 22 0 51 M. 21 0 38.28 17 47 17.7 S. 2 2.9 111.79E.7 42.6 N. † These are occultations.

VENUS.

Position and Magnitude of the Rings of Saturn, according to Bessel and

Struve, for every fortieth day in the year, at 7 hours in the morning.

a.

M. Time at Washington.

b.
p.
1.

I'.
7h. M.
1845 January

1 34.64 +11.09 +i 34.4 +i8 40.5 +i7 41.9
February 10 34.38 9.99 25.6 16 53.6

22.0 March 22 35.40 9.27 15.3 15 11.2 16 55.4 May 1 37.50 9.12

7.5
14 4.3

28.4 June 10 40.07 9.66

6.1
13 57.0

1.0 July 20 41.94 10.73 11.6 14 44.8 15 33.2 August 29 41.89 11.60 19.4 16 4.7

4.8 October 8 39.94 11.53

23.6

16 46.8 14 36.2 November 17 37.38 10.58

21.7 16 26.7

7.0 December 27 35.40 9.24 13.6 15 8.1 13 37.5 31 35.26 9.11 12.4 14 57.8

34.5 a denotes the semitransverse axis of the rings. 6

semiconjugate axis of the rings, positive when their

northern surface is visible, negative when their southern.

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