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par_nutation

Calculates the parameter of the nutation.

Calling Sequence

[epsilon_0, delta_epsilon, delta_psi] = par_nutation(t_j2k)

Parameters

t_j2k

time in the epoch J2000.0

epsilon_0

mean obliquity of the ecliptic [rad]

delta_epsilon

nutation in longitude [rad]

delta_psi

nutation in obliquity [rad]

Description

Calculates the parameter of nutation, the mean obliquity of the ecliptic epsilon_0, the nutation in longitude delta_psi and in obliquity delta_epsilon.

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