r corr
d latitud
i npol
i nspect
d obsdec
r vsource
i ischan
a operator
i nants
d cnt
r baseline
d min
d sfreq
r inttime
a source
r epoch
a version
d ra
d restfreq
i nschan
d bin
d max
d var
d sdf
d freq
d longitu
i nchan
r tscale
d antpos
a telescop
d median
i pol
d coord
r veldop
d lst
d time
d dec
d obsra
