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 3.6870e-03 Jy/beam
minimum 1.1884e-04 Jy/beam
mean 2.1336e-04 Jy/beam
median 1.5560e-04 Jy/beam
sigma 1.4680e-04 Jy/beam
MAD rms 3.3626e-05 Jy/beam

RMS images

VLASS3.2.sb45489091.eb46193302.60495.06576005787_split_split.ms

VLASS3.2.ql.T15t22.J155534_193000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

vis
['VLASS3.2.sb45489091.eb46193302.60495.06576005787_split_split.ms']
output_dir
 
Start time
2024-08-04 00:33:47.587
End
2024-08-04 00:34:42.043
Duration
0:00:54.455
Note, WebLog generation is not included in the time.

CASA logs for stage 7