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SLA_EQECL - J2000 to Ecliptic
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SUBPROGRAM SPECIFICATIONS
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SLA_EPJ - MJD to Julian Epoch
SLA_EPJ2D - Julian Epoch to MJD
ACTION:
Convert Julian Epoch to Modified Julian Date.
CALL:
D = sla_EPJ2D (EPJ)
GIVEN:
EPJ
D
Julian Epoch
RETURNED:
sla_EPJ2D
D
Modified Julian Date (JD-2400000.5)
REFERENCE:
Lieske, J.H., 1979.
Astr.Astrophys.
,
73
, 282.
Next:
SLA_EQECL - J2000 to Ecliptic
Up:
SUBPROGRAM SPECIFICATIONS
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SLA_EPJ - MJD to Julian Epoch
SLALIB --- Positional Astronomy Library
Starlink User Note 67
P. T. Wallace
12 October 1999
E-mail:ptw@star.rl.ac.uk