From d54fe7c1f704a63824c5bfa0ece65245572e9b27 Mon Sep 17 00:00:00 2001 From: Joseph Hunkeler Date: Wed, 4 Mar 2015 21:21:30 -0500 Subject: Initial commit --- src/slalib/sun67.htx/node59.html | 117 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 117 insertions(+) create mode 100644 src/slalib/sun67.htx/node59.html (limited to 'src/slalib/sun67.htx/node59.html') diff --git a/src/slalib/sun67.htx/node59.html b/src/slalib/sun67.htx/node59.html new file mode 100644 index 0000000..1d0b789 --- /dev/null +++ b/src/slalib/sun67.htx/node59.html @@ -0,0 +1,117 @@ + + + + +SLA_DJCL - MJD to Year,Month,Day,Frac + + + + + + + + + + + + +
+ +next + +up + +previous +
+ Next: SLA_DM2AV - Rotation Matrix to Axial Vector +
+Up: SUBPROGRAM SPECIFICATIONS +
+ Previous: 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: +
+
+ + + + + +
DJMDmodified Julian Date (JD-2400000.5)
+

+
RETURNED: +
+
+ + + + + + + + + + + + + + + + + + + + + + + + + + + + + +
IYIyear
IMImonth
IDIday
FDDfraction of day
JIstatus:
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. +
+
+ +next + +up + +previous +
+ Next: SLA_DM2AV - Rotation Matrix to Axial Vector +
+Up: SUBPROGRAM SPECIFICATIONS +
+ Previous: 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 +
+ + -- cgit