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Declinations to Calendar Dates

Dec 10, 2005
6 min read
phdicon

A table correlating declinations to dates in 500 BC. Positions are to the nearest half degree. Azimuths are calculated for the latitude of Catania, assuming a flat horizon.

Julian Date

Gregorian Date

Declination (deg)

Azimuth (deg)

01-Jan

02-Jan

-23.5

119.5

02-Jan

03-Jan

-23.5

119.5

03-Jan

04-Jan

-23.5

119.5

04-Jan

05-Jan

-23.5

119.5

05-Jan

06-Jan

-23.0

119.0

06-Jan

07-Jan

-23.0

119.0

07-Jan

08-Jan

-23.0

119.0

08-Jan

09-Jan

-23.0

119.0

09-Jan

10-Jan

-23.0

118.5

10-Jan

11-Jan

-23.0

118.5

11-Jan

12-Jan

-23.0

118.5

12-Jan

13-Jan

-22.5

118.5

13-Jan

14-Jan

-22.5

118.0

14-Jan

15-Jan

-22.5

118.0

15-Jan

16-Jan

-22.0

117.5

16-Jan

17-Jan

-22.0

117.5

17-Jan

18-Jan

-22.0

117.5

18-Jan

19-Jan

-21.5

117.0

19-Jan

20-Jan

-21.5

117.0

20-Jan

21-Jan

-21.5

116.5

21-Jan

22-Jan

-21.0

116.5

22-Jan

23-Jan

-21.0

116.0

23-Jan

24-Jan

-21.0

116.0

24-Jan

25-Jan

-20.5

115.5

25-Jan

26-Jan

-20.5

115.5

26-Jan

27-Jan

-20.0

115.0

27-Jan

28-Jan

-20.0

114.5

28-Jan

29-Jan

-19.5

114.5

29-Jan

30-Jan

-19.5

114.0

30-Jan

31-Jan

-19.0

114.0

31-Jan

01-Feb

-19.0

113.5

01-Feb

02-Feb

-18.5

113.0

02-Feb

03-Feb

-18.5

113.0

03-Feb

04-Feb

-18.0

112.5

04-Feb

05-Feb

-18.0

112.0

05-Feb

06-Feb

-17.5

111.5

06-Feb

07-Feb

-17.5

111.5

07-Feb

08-Feb

-17.0

111.0

08-Feb

09-Feb

-17.0

110.5

09-Feb

10-Feb

-16.5

110.0

10-Feb

11-Feb

-16.0

110.0

11-Feb

12-Feb

-16.0

109.5

12-Feb

13-Feb

-15.5

109.0

13-Feb

14-Feb

-15.0

108.5

14-Feb

15-Feb

-15.0

108.5

15-Feb

16-Feb

-14.5

108.0

16-Feb

17-Feb

-14.5

107.5

17-Feb

18-Feb

-14.0

107.0

18-Feb

19-Feb

-13.5

106.5

19-Feb

20-Feb

-13.5

106.0

20-Feb

21-Feb

-13.0

105.5

21-Feb

22-Feb

-12.5

105.0

22-Feb

23-Feb

-12.5

105.0

23-Feb

24-Feb

-12.0

104.5

24-Feb

25-Feb

-11.5

104.0

25-Feb

26-Feb

-11.0

103.5

26-Feb

27-Feb

-11.0

103.0

27-Feb

28-Feb

-10.5

102.5

28-Feb

01-Mar

-10.0

102.0

01-Mar

02-Mar

-10.0

101.5

02-Mar

03-Mar

-9.5

101.0

03-Mar

04-Mar

-9.0

100.5

04-Mar

05-Mar

-8.5

100.5

05-Mar

06-Mar

-8.0

100.0

06-Mar

07-Mar

-8.0

99.5

07-Mar

08-Mar

-7.5

99.0

08-Mar

09-Mar

-7.0

98.5

09-Mar

10-Mar

-7.0

98.0

10-Mar

11-Mar

-6.5

97.5

11-Mar

12-Mar

-6.0

97.0

12-Mar

13-Mar

-5.5

96.5

13-Mar

14-Mar

-5.5

96.0

14-Mar

15-Mar

-5.0

95.5

15-Mar

16-Mar

-4.5

95.0

16-Mar

17-Mar

-4.0

94.5

17-Mar

18-Mar

-3.5

94.0

18-Mar

19-Mar

-3.5

93.5

19-Mar

20-Mar

-3.0

93.0

20-Mar

21-Mar

-2.5

92.5

21-Mar

22-Mar

-2.0

92.0

22-Mar

23-Mar

-1.5

91.5

23-Mar

24-Mar

-1.0

91.0

24-Mar

25-Mar

-0.5

90.5

25-Mar

26-Mar

-0.5

90.0

26-Mar

27-Mar

0.0

89.5

27-Mar

28-Mar

0.0

89.0

28-Mar

29-Mar

0.5

88.5

29-Mar

30-Mar

1.0

88.0

30-Mar

31-Mar

1.5

87.5

31-Mar

01-Apr

1.5

87.0

01-Apr

02-Apr

2.0

86.5

02-Apr

03-Apr

2.5

86.0

03-Apr

04-Apr

3.0

85.5

04-Apr

05-Apr

3.5

85.0

05-Apr

06-Apr

3.5

84.5

06-Apr

07-Apr

4.0

84.5

07-Apr

08-Apr

4.5

84.0

08-Apr

09-Apr

5.0

83.5

09-Apr

10-Apr

5.0

83.0

10-Apr

11-Apr

5.5

82.5

11-Apr

12-Apr

6.0

81.0

12-Apr

13-Apr

6.5

81.5

13-Apr

14-Apr

6.5

81.0

14-Apr

15-Apr

7.0

80.5

15-Apr

16-Apr

7.5

80.0

16-Apr

17-Apr

7.5

79.5

17-Apr

18-Apr

8.0

79.0

18-Apr

19-Apr

8.5

78.5

19-Apr

20-Apr

9.0

78.0

20-Apr

21-Apr

9.0

77.5

21-Apr

22-Apr

9.5

77.0

22-Apr

23-Apr

10.0

76.5

23-Apr

24-Apr

10.5

76.0

24-Apr

25-Apr

10.5

76.0

25-Apr

26-Apr

11.0

75.5

26-Apr

27-Apr

11.5

75.0

27-Apr

28-Apr

11.5

74.5

28-Apr

29-Apr

12.0

74.0

29-Apr

30-Apr

12.5

73.5

30-Apr

01-May

12.5

73.5

01-May

02-May

13.0

73.0

02-May

03-May

13.5

72.5

03-May

04-May

13.5

72.0

04-May

05-May

14.0

71.5

05-May

06-May

14.5

71.0

06-May

07-May

14.5

70.5

07-May

08-May

15.0

70.5

08-May

09-May

15.0

70.0

09-May

10-May

15.5

69.5

10-May

11-May

16.0

69.0

11-May

12-May

16.0

69.0

12-May

13-May

16.5

68.5

13-May

14-May

16.5

68.0

14-May

15-May

17.0

67.5

15-May

16-May

17.0

67.5

16-May

17-May

17.5

67.0

17-May

18-May

18.0

66.5

18-May

19-May

18.0

66.5

19-May

20-May

18.5

66.0

20-May

21-May

18.5

65.5

21-May

22-May

18.5

65.5

22-May

23-May

19.0

65.0

23-May

24-May

19.0

64.5

24-May

25-May

19.5

64.5

25-May

26-May

19.5

64.0

26-May

27-May

20.0

64.0

27-May

28-May

20.0

63.5

28-May

29-May

20.5

63.5

29-May

30-May

20.5

63.0

30-May

31-May

21.0

62.5

31-May

01-Jun

21.0

62.5

01-Jun

02-Jun

21.0

62.0

02-Jun

03-Jun

21.5

62.0

03-Jun

04-Jun

21.5

62.0

04-Jun

05-Jun

21.5

61.5

05-Jun

06-Jun

22.0

61.5

06-Jun

07-Jun

22.0

61.0

07-Jun

08-Jun

22.0

61.0

08-Jun

09-Jun

22.5

60.5

09-Jun

10-Jun

22.5

60.5

10-Jun

11-Jun

22.5

60.5

11-Jun

12-Jun

22.5

60.0

12-Jun

13-Jun

23.0

60.0

13-Jun

14-Jun

23.0

60.0

14-Jun

15-Jun

23.0

60.0

15-Jun

16-Jun

23.0

59.5

16-Jun

17-Jun

23.5

59.5

17-Jun

18-Jun

23.5

59.5

18-Jun

19-Jun

23.5

59.5

19-Jun

20-Jun

23.5

59.0

20-Jun

21-Jun

23.5

59.0

21-Jun

22-Jun

23.5

59.0

22-Jun

23-Jun

23.5

59.0

23-Jun

24-Jun

23.5

59.0

24-Jun

25-Jun

23.5

59.0

25-Jun

26-Jun

23.5

59.0

26-Jun

27-Jun

23.5

59.0

27-Jun

28-Jun

23.5

59.0

28-Jun

29-Jun

23.5

59.0

29-Jun

30-Jun

23.5

59.0

30-Jun

01-Jul

23.5

59.0

01-Jul

02-Jul

23.5

59.0

02-Jul

03-Jul

23.5

59.0

03-Jul

04-Jul

23.5

59.0

04-Jul

05-Jul

23.5

59.0

05-Jul

06-Jul

23.5

59.0

06-Jul

07-Jul

23.5

59.0

07-Jul

08-Jul

23.5

59.0

08-Jul

09-Jul

23.5

59.0

09-Jul

10-Jul

23.0

59.5

10-Jul

11-Jul

23.0

59.5

11-Jul

12-Jul

23.0

59.5

12-Jul

13-Jul

23.0

59.5

13-Jul

14-Jul

23.0

59.5

14-Jul

15-Jul

23.0

60.0

15-Jul

16-Jul

22.5

60.0

16-Jul

17-Jul

22.5

60.0

17-Jul

18-Jul

22.5

60.5

18-Jul

19-Jul

22.5

60.5

19-Jul

20-Jul

22.0

61.0

20-Jul

21-Jul

22.0

61.0

21-Jul

22-Jul

22.0

61.0

22-Jul

23-Jul

22.0

61.5

23-Jul

24-Jul

21.5

61.5

24-Jul

25-Jul

21.5

61.5

25-Jul

26-Jul

21.5

62.0

26-Jul

27-Jul

21.5

62.0

27-Jul

28-Jul

21.0

62.5

28-Jul

29-Jul

21.0

62.5

29-Jul

30-Jul

20.5

63.0

30-Jul

31-Jul

20.5

63.0

31-Jul

01-Aug

20.0

63.5

01-Aug

02-Aug

20.0

63.5

02-Aug

03-Aug

20.0

64.0

03-Aug

04-Aug

19.5

64.5

04-Aug

05-Aug

19.5

64.5

05-Aug

06-Aug

19.0

65.0

06-Aug

07-Aug

19.0

65.5

07-Aug

08-Aug

18.5

65.5

08-Aug

09-Aug

18.5

66.0

09-Aug

10-Aug

18.0

66.5

10-Aug

11-Aug

17.5

66.5

11-Aug

12-Aug

17.5

67.0

12-Aug

13-Aug

17.0

67.5

13-Aug

14-Aug

17.0

68.0

14-Aug

15-Aug

16.5

68.0

15-Aug

16-Aug

16.5

68.5

16-Aug

17-Aug

16.0

69.0

17-Aug

18-Aug

15.5

69.5

18-Aug

19-Aug

15.5

69.5

19-Aug

20-Aug

15.0

70.0

20-Aug

21-Aug

15.0

70.5

21-Aug

22-Aug

14.5

71.0

22-Aug

23-Aug

14.0

71.5

23-Aug

24-Aug

14.0

71.5

24-Aug

25-Aug

13.5

72.0

25-Aug

26-Aug

13.0

72.5

26-Aug

27-Aug

13.0

73.0

27-Aug

28-Aug

12.5

73.5

28-Aug

29-Aug

12.0

74.0

29-Aug

30-Aug

12.0

74.5

30-Aug

31-Aug

11.5

75.0

31-Aug

01-Sep

11.0

75.0

01-Sep

02-Sep

11.0

75.5

02-Sep

03-Sep

10.5

76.0

03-Sep

04-Sep

10.0

76.5

04-Sep

05-Sep

9.5

77.0

05-Sep

06-Sep

9.5

77.5

06-Sep

07-Sep

9.0

78.0

07-Sep

08-Sep

8.5

78.5

08-Sep

09-Sep

8.0

79.0

09-Sep

10-Sep

8.0

79.5

10-Sep

11-Sep

7.5

80.0

11-Sep

12-Sep

7.0

80.5

12-Sep

13-Sep

6.5

81.0

13-Sep

14-Sep

6.5

81.5

14-Sep

15-Sep

6.0

82.0

15-Sep

16-Sep

5.5

82.5

16-Sep

17-Sep

5.0

83.0

17-Sep

18-Sep

4.5

83.5

18-Sep

19-Sep

4.5

84.0

19-Sep

20-Sep

4.0

84.5

20-Sep

21-Sep

3.5

85.0

21-Sep

22-Sep

3.0

85.5

22-Sep

23-Sep

2.5

86.0

23-Sep

24-Sep

2.5

86.5

24-Sep

25-Sep

2.0

87.0

25-Sep

26-Sep

1.5

87.5

26-Sep

27-Sep

1.0

88.0

27-Sep

28-Sep

0.5

88.5

28-Sep

29-Sep

0.5

89.0

29-Sep

30-Sep

0.0

89.5

30-Sep

01-Oct

-0.5

90.0

01-Oct

02-Oct

-1.0

90.5

02-Oct

03-Oct

-1.5

91.0

03-Oct

04-Oct

-1.5

91.5

04-Oct

05-Oct

-2.0

92.0

05-Oct

06-Oct

-2.5

92.5

06-Oct

07-Oct

-3.0

93.0

07-Oct

08-Oct

-3.5

93.5

08-Oct

09-Oct

-3.5

94.0

09-Oct

10-Oct

-4.0

94.5

10-Oct

11-Oct

-4.5

95.0

11-Oct

12-Oct

-5.0

95.5

12-Oct

13-Oct

-5.5

96.0

13-Oct

14-Oct

-5.5

96.5

14-Oct

15-Oct

-6.0

97.0

15-Oct

16-Oct

-6.5

97.5

16-Oct

17-Oct

-7.0

98.0

17-Oct

18-Oct

-7.5

98.5

18-Oct

19-Oct

-7.5

99.0

19-Oct

20-Oct

-8.0

99.5

20-Oct

21-Oct

-8.5

100.0

21-Oct

22-Oct

-9.0

100.5

22-Oct

23-Oct

-9.0

101.0

23-Oct

24-Oct

-9.5

101.5

24-Oct

25-Oct

-10.0

102.0

25-Oct

26-Oct

-10.5

102.5

26-Oct

27-Oct

-10.5

103.0

27-Oct

28-Oct

-11.0

103.5

28-Oct

29-Oct

-11.5

104.0

29-Oct

30-Oct

-12.0

104.5

30-Oct

31-Oct

-12.0

105.0

31-Oct

01-Nov

-12.5

105.0

01-Nov

02-Nov

-13.0

105.5

02-Nov

03-Nov

-13.0

106.0

03-Nov

04-Nov

-13.5

106.5

04-Nov

05-Nov

-14.0

107.0

05-Nov

06-Nov

-14.5

107.5

06-Nov

07-Nov

-14.5

108.0

07-Nov

08-Nov

-15.0

108.5

08-Nov

09-Nov

-15.0

108.5

09-Nov

10-Nov

-15.5

109.0

10-Nov

11-Nov

-16.0

109.5

11-Nov

12-Nov

-16.5

110.0

12-Nov

13-Nov

-16.5

110.5

13-Nov

14-Nov

-17.0

110.5

14-Nov

15-Nov

-17.0

111.0

15-Nov

16-Nov

-17.5

111.5

16-Nov

17-Nov

-17.5

112.0

17-Nov

18-Nov

-18.0

112.0

18-Nov

19-Nov

-18.0

112.5

19-Nov

20-Nov

-18.5

113.0

20-Nov

21-Nov

-18.5

113.0

21-Nov

22-Nov

-19.0

113.5

22-Nov

23-Nov

-19.5

114.0

23-Nov

24-Nov

-19.5

114.0

24-Nov

25-Nov

-20.0

114.5

25-Nov

26-Nov

-20.0

115.0

26-Nov

27-Nov

-20.0

115.0

27-Nov

28-Nov

-20.5

115.5

28-Nov

29-Nov

-20.5

115.5

29-Nov

30-Nov

-21.0

116.0

30-Nov

01-Dec

-21.0

116.0

01-Dec

02-Dec

-21.5

116.5

02-Dec

03-Dec

-21.5

116.5

03-Dec

04-Dec

-21.5

117.0

04-Dec

05-Dec

-22.0

117.0

05-Dec

06-Dec

-22.0

117.5

06-Dec

07-Dec

-22.0

117.5

07-Dec

08-Dec

-22.5

118.0

08-Dec

09-Dec

-22.5

118.0

09-Dec

10-Dec

-22.5

118.0

10-Dec

11-Dec

-22.5

118.5

11-Dec

12-Dec

-23.0

118.5

12-Dec

13-Dec

-23.0

118.5

13-Dec

14-Dec

-23.0

119.0

14-Dec

15-Dec

-23.0

119.0

15-Dec

16-Dec

-23.5

119.0

16-Dec

17-Dec

-23.5

119.0

17-Dec

18-Dec

-23.5

119.5

18-Dec

19-Dec

-23.5

119.5

19-Dec

20-Dec

-23.5

119.5

20-Dec

21-Dec

-23.5

119.5

21-Dec

22-Dec

-23.5

119.5

22-Dec

23-Dec

-23.5

119.5

23-Dec

24-Dec

-23.5

119.5

24-Dec

25-Dec

-23.5

120.0

25-Dec

26-Dec

-24.0

120.0

26-Dec

27-Dec

-24.0

120.0

27-Dec

28-Dec

-23.5

120.0

28-Dec

29-Dec

-23.5

119.5

29-Dec

30-Dec

-23.5

119.5

30-Dec

31-Dec

-23.5

119.5

31-Dec

01-Jan

-23.5

119.5




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