Date

Bopt,d (˚) for latitude L = −50˚

[3]

[8]

Equation (12)

1/1

−27.0

−8.3

−8.6

15/1

−28.7

−12.7

−12.2

1/2

−32.5

−20.3

−19.9

15/2

−36.7

−28.3

−28.0

1/3

−41.7

−37

−37

15/3

−43.2

−45.7

−45.6

1/4

−54.0

−56.1

−56.0

15/4

−59.4

−63.2

−63.0

1/5

−64.9

−69.4

−69.3

15/5

−68.8

−73.3

−73.2

1/6

−72.0

−76.3

−76.2

15/6

−73.3

−77.4

−77.3

1/7

−73.1

−77.2

−77.1

15/7

−72.8

−76.7

−76.8

1/8

−67.9

−72.3

−72.4

15/8

−63.8

−68

−68.1

1/9

−57.7

−60.8

−60.9

15/9

−52.2

−53.2

−53.5

1/10

−45.8

−43.2

−43.8

15/10

−40.4

−34.5

−34.7

1/11

−34.6

−24.6

−24.1

15/11

−30.9

−16.3

−16.6

1/12

−27.9

−10.4

−10.5

15/12

−26.7

−7.8

−7.8