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 7.3782e-04 Jy/beam
minimum 1.1342e-04 Jy/beam
mean 1.9434e-04 Jy/beam
median 1.4670e-04 Jy/beam
sigma 9.6494e-05 Jy/beam
MAD rms 2.3283e-05 Jy/beam

RMS images

VLASS3.2.sb45427209.eb46169430.60479.19010585648_split_split.ms

VLASS3.2.ql.T09t22.J143802_043000.10.2048.v1.I.iter1.image.pbcor.tt0.rms.I.mean.sky.png

output_dir
 
vis
['VLASS3.2.sb45427209.eb46169430.60479.19010585648_split_split.ms']
Start time
2024-07-12 00:32:29.136
End
2024-07-12 00:33:37.776
Duration
0:01:08.640
Note, WebLog generation is not included in the time.

CASA logs for stage 7