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given julian day and year get month/day
fromjul(jul, yy)
list(mo=mm, dom=dd)
Julian Day
year
Jonathan M. Lees<jonathan.lees.edu>
tojul
iyear <- 2001 jul <- 233 inine <- tojul(iyear,1,1); ijul <- inine + jul - 1; fromjul( ijul, iyear);
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