Astronomy: time and position functions, misc. utilities


[Up] [Top]

Documentation for package ‘astroFns’ version 4.1-0

Help Pages

astroFns-package Astronomy: time and position functions, misc. utilities
angSep Angular separation of two sky positions
astroFns Astronomy: time and position functions, misc. utilities
azimuth Source elevation
b2j B1950 to J2000 coordinate conversion
beamDiskOverlap Gaussian beam and disk overlap with shift
dmjd2ut DMJD to UT
dms2rad Degrees, minutes, and seconds to radians
elev Source elevation
gmst1 GMST1 (Greenwich Mean Siderial Time at 0h, UT1) from UT1 date
hms2rad Hours, minutes, and seconds to radians
j2b J2000 to B1950 coordinate converstion
jd2ymd JD to year, month, date
planetFlux Flux density from a thermal disk
rad2dms Convert radians to degrees, minutes, and seconds
rad2hms Convert radians to hours, minutes, and seconds
ut2dmjd UT to DMJD
ut2ha Universal time to local sidereal time or hour angle
ut2lst Universal time to local sidereal time or hour angle
ymd2jd Year, month, day to 0h on Julian day