j corr
i pol
i npol
r vsource
a version
r veldop
d ut
a telescop
a source
d ra
a operator
d obsra
d obsdec
i ntemp
i nants
d lst
d lo2
d lo1
d longitu
d latitud
r jyperk
r inttime
d freqif
d freq
r evector
r epoch
d dec
r chi
d antpos
i nspect
i nschan
i ischan
d sdf
d sfreq
d restfreq
r systemp
d coord
d time
r baseline
i nchan
r tscale
