jd2ymd: JD to year, month, date

Description Value Author(s) References See Also Examples

View source: R/jd2ymd.R

Description

Convert Julian date to UT1 year, month, and date.

Value

Date for 0h, UT1, with class POSIXct

Author(s)

Andrew Harris

References

Fliegel & Van Flandern, Comm. ACM 10, 657 (1968), whose algorithm uses FORTRAN integer mathematics

See Also

weekdays, dmjd2ut

Examples

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jd2ymd(2456092.5) # returns 0h date, 2012-06-14 UT
jd2ymd(2456092.6) # returns 0h date, 2012-06-14 UT
jd2ymd(2456092.4) # returns 0h date, 2012-06-13 UT

astroFns documentation built on May 19, 2017, 12:54 p.m.

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