PLANET

Section: Misc. Reference Manual Pages (1A)
Updated: 88-12-23
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NAME

planet -

   provide planetary position and/or rise/set information  

SYNOPSIS

planet [-r] [-l] [-v] [-p name] [-t lat]

       [-g long] [-d date] [-e ele] [-T time]  

DESCRIPTION

planet provides the times and optionally azimuths of rising and setting and/or the equatorial coordinates (corrected for parallax) for planet name (Mercury is the default).

One of -l or -r must be specified.  

OPTIONS

r: rise / set information

l: location - topcentric equatorial (RA-DEC)

v: verbose output
        Includes azimuths of rise/set; geocentric coordinates;

        echos time, date and location.

e: elevation in meters above sea level

T: Universal Time (otherwise current local time) (hhmmss)

d: current date (otherwise current local date) (yyyymmdd)

g: longitude (decimal)

t: latitude (decimal)

p: planet name (only first one or two characters are used)  

ENVIRONMENT

planet looks for the following special environment variables:
    LATI - latitude to use (decimal degrees)
    LONG - longitude to use (decimal degrees)
    ELEV - elevation to use (meters above sea level)
as well as the standard time variable TZ (PST8PDT for the west coast of the US).

planet will look first at the command line, then the environment variables, then defaults to -122.6° longitude, 45.45° latitude.  

AUTHOR

Rick Coates


 

Index

NAME
SYNOPSIS
DESCRIPTION
OPTIONS
ENVIRONMENT
AUTHOR

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Time: 04:37:49 GMT, January 14, 2023