RMS Images are meant to represent the root-mean-square deviation from the mean (rmsd) appropriate to measure the noise level in a Gaussian distribution.

maximum 6.4207e-04 Jy/beam
minimum 1.1626e-04 Jy/beam
mean 1.9527e-04 Jy/beam
median 1.4507e-04 Jy/beam
sigma 9.6650e-05 Jy/beam
MAD rms 2.1481e-05 Jy/beam

RMS images

VLASS3.2.sb45641685.eb46193797.60497.56720813658_split_split.ms

VLASS3.2.ql.T18t13.J090218_303000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

vis
['VLASS3.2.sb45641685.eb46193797.60497.56720813658_split_split.ms']
output_dir
 
Start time
2024-07-19 03:18:42.748
End
2024-07-19 03:19:36.062
Duration
0:00:53.314
Note, WebLog generation is not included in the time.

CASA logs for stage 7