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 7.0900e-04 Jy/beam
minimum 1.0681e-04 Jy/beam
mean 1.7550e-04 Jy/beam
median 1.3257e-04 Jy/beam
sigma 8.7897e-05 Jy/beam
MAD rms 1.6078e-05 Jy/beam

RMS images

VLASS3.2.sb45524610.eb46199195.60503.373281504624_split_split.ms

VLASS3.2.ql.T17t27.J195012_273000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

vis
['VLASS3.2.sb45524610.eb46199195.60503.373281504624_split_split.ms']
output_dir
 
Start time
2024-07-18 11:58:54.518
End
2024-07-18 12:00:16.052
Duration
0:01:21.534
Note, WebLog generation is not included in the time.

CASA logs for stage 7