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SLA_DJCAL - MJD to Gregorian for Output
SLA_DJCL - MJD to Year,Month,Day,Frac
ACTION:
Modified Julian Date to Gregorian year, month, day, and fraction of a day.
CALL:
CALL sla_DJCL (DJM, IY, IM, ID, FD, J)
GIVEN:
DJM
D
modified Julian Date (JD-2400000.5)
RETURNED:
IY
I
year
IM
I
month
ID
I
day
FD
D
fraction of day
J
I
status:
0 = OK
-1 = unacceptable date (before 4701BC March 1)
REFERENCE:
The algorithm is derived from that of Hatcher,
Q.Jl.R.astr.Soc.
(1984)
25
, 53-55.
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SLA_DM2AV - Rotation Matrix to Axial Vector
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SLA_DJCAL - MJD to Gregorian for Output
SLALIB --- Positional Astronomy Library
Starlink User Note 67
P. T. Wallace
12 October 1999
E-mail:ptw@star.rl.ac.uk