phoon.man

早期freebsd实现

.TH phoon 1 "08 November 1986"
.SH NAME
phoon \- show the PHase of the mOON
.SH SYNOPSIS
.in +.5i
.ti -.5i
phoon  \%[ <date> ]
.in -.5i
.SH DESCRIPTION
.I Phoon
displays the phase of the moon, either currently
or at a specified date / time.
Unlike other such programs, which just tell you how long since first quarter
or something like that, phoon *shows* you the phase with a cute little
picture.
.SH "SEE\ ALSO"
.IR deltime(1),
.IR libtws(3)
.SH AUTHOR
Jef Poskanzer
.SH BUGS
The algorithm for determining the phase is very simple, but not very
accurate.